CN206618837U - A kind of time relay calibrating installation - Google Patents
A kind of time relay calibrating installation Download PDFInfo
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- CN206618837U CN206618837U CN201720158986.4U CN201720158986U CN206618837U CN 206618837 U CN206618837 U CN 206618837U CN 201720158986 U CN201720158986 U CN 201720158986U CN 206618837 U CN206618837 U CN 206618837U
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Abstract
The utility model discloses a kind of time relay calibrating installation, including voltage reduction module, alternating voltage output module, direct voltage output module, control display module, voltage-selected switch, alternating current-direct current switching switch and functional select switch, the control display module includes electric power loop, delay precision initialization circuit, delay time display circuit and contacts status display circuit, the utility model can provide 6 kinds of operating voltages for the tested time relay, and operating voltage can connect with alternating voltage output module or direct voltage output module in 6, the utility model realizes the energization type time relay and the power-off type time relay shares same socket, and should not wiring in addition, convenient test, the utility model is realized to the delay time and contacts status that are tested the time relay while being tested and being calibrated, the utility model is simple in construction, it is full-featured, it is easy to extension, it is particularly suitable for use in dispatch from the factory batch testing and calibration that factory carries out the time relay.
Description
Technical field
The utility model is related to the calibrating installation of the time relay, more particularly to a kind of calibrating installation of the time relay.
Background technology
The time relay refers to that its output circuit is by defined correct time contact after relay obtains actuating signal
A kind of relay of action, the species of the time relay is a lot, there is air damping type, electromagnetic type, power type and electron type etc., leads to
Often using on the circuit of low voltage or smaller current, for switching on or off high voltage, larger current circuit.
The time relay can be divided into the on-delay type time relay and the power cut off delay type time relay by delay species,
The contact manner of execution of the time relay can be divided into snap action and deferred action again.The on-delay type time relay is powered
Afterwards, delay is immediately begun to, after the delay time for reaching setting, control unit output control signal, the contacts status of relay enters
Row switching, relay power-off back contact state is recovered immediately.After the power cut off delay type time relay is powered, the contact shape of relay
State is switched over immediately, and delay is immediately begun to after relay power-off, after the delay time for reaching setting, control unit output control
Signal, relay contact state is recovered.
Test and the calibration main test and calibration including delay time and contact on off operating mode of the time relay.According to
China's issue on April 12nd, 2011《Electronical time relay calibrating standard》, the detection calibration instrument of the time relay need to
The test equipment of complexity is built using digital electric stopwatch or digital millisecond meter.Whole equipment build process is complicated, hold
It is error-prone, therefore build the test equipment come and there is potential safety hazard, and the test equipment can only to the time relay when
Between calibrated, it is impossible to the contacts status of the time relay is monitored in real time, at present, the country without production to the time after
The related equipment that electrical equipment delay time and contacts status are tested and calibrated simultaneously.
The content of the invention
The utility model purpose is that the defect existed for prior art provides a kind of calibrating installation of the time relay,
The calibrating installation of the time relay can provide 12V, 24V, 36V, 48V, 110V, 220V and have 6 kinds of operating voltages altogether, realize
The energization type time relay and the power-off type time relay share a socket, and can be to being tested the delay time of the time relay
Calibrated simultaneously with contacts status.
The utility model to achieve the above object, is adopted the following technical scheme that：
A kind of time relay calibrating installation, including voltage reduction module, alternating voltage output module, direct voltage output mould
Block, control display module, voltage-selected switch, alternating current-direct current switching switch and functional select switch, the input of the voltage reduction module
End is connected with the output end of 220V alternating voltages, and the output end of the voltage reduction module passes through voltage-selected switch and alternating current
Pressure output module or the input of direct voltage output module are connected, and the functional select switch includes power switch and test
Switch, the power switch is connected with the input of the voltage reduction module and the power input port of the control display module,
The test switch is connected with the input of the voltage reduction module and the power input port of the control display module, described to hand over
Stream voltage output module or direct voltage output module can be switched switch by alternating current-direct current and be connected with control display module.
The voltage reduction module is used to the 220V alternating voltages of input being depressured into different grades of alternating voltage.
The alternating voltage output module is used for the alternating voltage for exporting different voltage class, the direct voltage output mould
Block is used for the DC voltage for exporting different voltage class.
The control display module includes electric power loop, delay precision initialization circuit, delay time display circuit and contact
Status display circuit.
Voltage-selected switch is used to select corresponding operating voltage according to the rated voltage of the tested time relay.
Alternating current-direct current switching switch is used to select AC or DC work electricity according to the voltage request of the tested time relay
Pressure.
When functional select switch is according to the type of the time relay is tested to select the energization type time relay or power-off type
Between relay.
It is preferred that, the electric power loop of the control display module includes the reduction voltage circuit, rectification circuit, filtering being sequentially connected
Circuit and mu balanced circuit, the electric power loop are inputted using alternating current 220V, will be exchanged by the transformer T1 in reduction voltage circuit
220V voltages are reduced to exchange 15V voltages, and it is whole that the rectification circuit carries out full-wave bridge using rectifier bridge B1 to exchange 15V voltages
Stream, electric capacity C1 and C2 makees secondary decompression to the voltage filter after rectification, then through three terminal regulator Q1, then by electric capacity C3 and C4
6V DC voltages are exported after filtering, carry out providing 6V power supplys for control display module.
It is preferred that, the delay precision initialization circuit of the control display module includes toggle switch KY1, chip IC 1, resistance
R11 and diode D9, D10, D11 and D12, described diode D9, D10, D11 and D12 are defeated as the level of the chip IC 1
The input port for going out unit with toggle switch KY1 connects, and the output port of the toggle switch KY1 is connected with the resistance R11,
10th pin of the chip IC 1 is the data-in port of delay precision initialization circuit.
It is preferred that, the delay time display circuit includes resistance R7~R14, diode D17~D20, charactron DS1,
The negative electrode bit scan of the chip IC 1 shows drive end the 1st, 2,3,4 pin respectively through diode D17~D20 and charactron
DS1 is connected, and the pulse that 1,2,3,4 pin of the chip IC 1 are produced by internal logic circuit directly drives charactron DS1 the moon
Extremely light 4 bit digitals, the anode segment scanning of the chip IC 1 show the pin of drive end the 6th~13 respectively with resistance R7~R14
It is connected after being connected with the anode of the charactron DS1, the 6th~13 heel of the chip IC 1 carrys out driving number according to current time value
Code pipe DS1 anode, shows specific delay time.
It is preferred that, the contacts status display circuit includes resistance R3~R6, light emitting diode D13~D16, the first contact
Switch and the second contact switch, the 6V power supplys are connect after a pull-up resistor R3, then are touched with first after connecting with light emitting diode D13
The contact 6 of point switch connects, and accordingly, the 6V power supplys are connect after a pull-up resistor R4, then after connecting with light emitting diode D14 with
The contact 5 of first contact switch connects, and the 6V power supplys are connect after a pull-up resistor R5, then after connecting with light emitting diode D15 with
The contact 4 of second contact switch connects, and the 6V power supplys are connect after a pull-up resistor R6, then after connecting with light emitting diode D16 with
The contact 3 of second contact switch connects, and the contact 8 of first contact switch is connected described with the contact 1 of the second contact switch
With controlling the power supply of display module.
It is preferred that, the operating voltage of the voltage reduction module output is divided into 12V, 24V, 36V, 48V, 110V and 220V six
Plant grade.
It is preferred that, the time relay calibrating installation also includes control panel and the electricity being arranged on the control panel
Pressure selecting switch, alternating current-direct current switching switch, functional select switch, contact indicator lamp and delay time show that the voltage is selected
Switch be divided into six kinds of grades of 12V, 24V, 36V, 48V, 110V and 220V voltage output interface it is corresponding connect, the alternating current-direct current cuts
Change switch respectively it is corresponding with the output end of the alternating voltage output module or direct voltage output module connect, and with it is described
The tested time relay power input port be connected.
The contact indicator lamp 3,4,5,6 contact 3 and contact 4 respectively with the first contact switch, the second contact switch
Contact 5 is connected with the output port of contact 6, when the contact 3 and contact 1 of the first contact switch or contact 4 and contact 1, second
When the contact 5 and contact 8 of contact switch or the conducting of contact 6 and contact 8, corresponding contact indicator lamp 3,4,5,6 is lighted.
The delay time show for the delay time in charactron DS1.
It is preferred that, the setting of different delayed time precision, the dial-up are realized by the level state of the toggle switch KY1
KY1 switches have 9 kinds of level combinations altogether with 0000,0001,0010,0011,0100,0101,0110,0111,1000 and prolonged to realize
Nine kinds of Shi Jingdu 0.01S, 0.1S, 1S, 0.1M, 1M, 0.1H, 1H, MS, HM.
The beneficial effect that the utility model reaches is：
1st, the utility model can be provided for the tested time relay and had altogether including 12V, 24V, 36V, 48V, 110V, 220V
Operating voltage can connect with alternating voltage output module or direct voltage output module in 6 kinds of operating voltages, and 6.
2nd, the utility model can realize the energization type time relay and power-off type time relay by functional select switch
Device shares same socket, and should not wiring in addition, convenient test.
3rd, the utility model realize to be tested the time relay delay time and contacts status at the same tested and
Calibration.
4th, the utility model is simple in construction, full-featured, it is easy to extend, and is particularly suitable for use in factory and carries out the time relay
Dispatch from the factory batch testing and calibration.
Brief description of the drawings
Fig. 1 is integral module schematic diagram of the present utility model；
Fig. 2 is control display module circuit theory diagrams of the present utility model；
Fig. 3 is control panel schematic diagram of the present utility model.
Embodiment
As shown in Figure 1 to Figure 3, a kind of time relay calibrating installation, including voltage reduction module, alternating voltage output module,
Direct voltage output module, control display module, voltage-selected switch, alternating current-direct current switching switch and functional select switch, it is described
The input of voltage reduction module is connected with the output end of 220V alternating voltages, and the output end of the voltage reduction module is selected by voltage
Switch is connected with the input of alternating voltage output module or direct voltage output module, and the functional select switch includes electricity
Source switch and test are switched, and the power switch and the input of the voltage reduction module and the power supply of the control display module are defeated
Inbound port is connected, the input and the power input port of the control display module of the test switch and the voltage reduction module
It is connected, the alternating voltage output module or direct voltage output module can pass through alternating current-direct current switching switch and control display module
It is connected.
The voltage reduction module is used to the 220V alternating voltages of input being depressured into different grades of alternating voltage, described
Alternating voltage output module is used for the alternating voltage for exporting different voltage class, and the direct voltage output module is used to export not
With the DC voltage of voltage class, the control display module includes electric power loop, delay precision initialization circuit, delay time and shown
Show circuit and contacts status display circuit, voltage-selected switch is used to select phase according to the rated voltage of the tested time relay
Corresponding operating voltage, alternating current-direct current switching switch is used to select AC or DC according to the voltage request of the tested time relay
Operating voltage, when functional select switch is according to the type of the time relay is tested to select the energization type time relay or power-off type
Between relay.
It is preferred that scheme be, it is described control display module electric power loop include be sequentially connected reduction voltage circuit, rectified current
Road, filter circuit and mu balanced circuit, it is direct current that the electric power loop, which is used to the alternating current 220V voltage of input carrying out step-down rectifier,
It is other loop power supplies after 6V voltages, the electric power loop is inputted using alternating current 220V, by the transformer T1 in reduction voltage circuit
Alternating current 220V voltage is reduced to exchange 15V voltages, it is complete that the rectification circuit carries out bridge-type using rectifier bridge B1 to exchange 15V voltages
Ripple rectification, electric capacity C1 and C2 makees secondary decompression to the voltage filter after rectification, then through three terminal regulator Q1, then by electric capacity C3 and
6V DC voltages are exported after C4 filtering, carry out providing 6V power supplys for control display module.
It is preferred that scheme be, it is described control display module delay precision initialization circuit include toggle switch KY1, chip
IC1, resistance R11 and diode D9, D10, D11 and D12, described diode D9, D10, D11 and D12 are used as the single-chip microcomputer
Level output unit connects with toggle switch KY1 input port, output port and the resistance of the toggle switch KY1
R11 is connected, the data-in port of the 10th pin delay precision initialization circuit of the chip IC 1.
Resistance R11,8421 toggle switch KY1 and diode D9, D10, D11 and D12 are used as delay precision input block, core
Piece IC1 the 10th pin realizes the setting of different delayed time precision by reading toggle switch KY1 level state.Tester can
The delay precision needed is selected with the specific delay requirement according to the tested time relay, so as to more accurate test and calibration
The delay time of the tested time relay.
It is preferred that scheme be, the delay time display circuit include resistance R7~R14, diode D17~D20, number
Pipe DS1, the negative electrode bit scan of the chip IC 1 shows drive end the 1st, 2,3,4 pin respectively through diode D17~D20 and number
Code pipe DS1 is connected, and the pulse that 1,2,3,4 pin internal logic circuits of the chip IC 1 are produced directly drives charactron DS1's
Negative electrode lights 4 bit digitals, the anode segment scanning of the chip IC 1 show the pin of drive end the 6th~13 respectively with resistance R7~
R14 is connected after being connected with the anode of the charactron DS1, and the 6th~13 heel of the chip IC 1 drives according to current time value
Charactron DS1 anode, shows specific delay time.
Work as power on circuitry, after test starts, chip IC 1 reads current time value and delay precision from internal storage
Value, the negative electrode bit scan of chip IC 1 shows the pulse that drive end the 1st, 2,3,4 pin are produced by the internal logic circuit of chip IC 1
Charactron DS1 negative electrode is directly driven to light 4 bit digitals；The anode segment scanning of chip IC 1 shows the pin of drive end the 6th~13
Charactron DS1 anode is driven according to current time value, specific delay time is shown, the delay time is pressed in test process
The delay precision value set is continually changing as frequency, is stopped until tested time relay delay is reached after setting value, is now shown
The time value shown is the actual time delay time of the tested time relay.
Delay time display circuit is by the delay time display portion of control panel by the reality of the tested time relay
Delay time is shown to tester, by setting for the actual time delay time shown on test calibration device and the tested time relay
Fix time and be compared the set error that computing obtains the tested time relay, corresponding school is carried out if error exceedes prescribed limit
It is accurate.To repeatedly test obtained actual time delay time is compared the repetitive error that computing draws the tested time relay, if by mistake
Difference then carries out respective alignment more than prescribed limit.
It is preferred that scheme be that the contacts status display circuit includes resistance R3~R6, light emitting diode D13~D16, the
One contact switch and the second contact switch, the 6V power supplys are connect after a pull-up resistor R3, then after connecting with light emitting diode D13 with
The contact 6 of first contact switch connects, accordingly, and the 6V power supplys are connect after a pull-up resistor R4, then with light emitting diode D14 phases
Connect and connect afterwards with the contact 5 of the first contact switch, the 6V power supplys are connect after a pull-up resistor R5, then with light emitting diode D15 phases
Connect and connect afterwards with the contact 4 of the second contact switch, the 6V power supplys are connect after a pull-up resistor R6, then with light emitting diode D16 phases
Connect and connect afterwards with the contact 3 of the second contact switch, the contact 8 of first contact switch connects with the contact 1 of the second contact switch
With connecing the power supply of the control display module.
Contact indicating circuit by the contact indicator lamp of control panel by the contacts status of the tested time relay in real time
Tester is shown to, facilitates tester to judge whether the contact quality and transition status of the tested time relay are normal.
By taking the on-delay type time relay as an example：When the tested time relay is started working, now be tested the time after
The conducting of the conducting of contact 8 and 5,1 and 4 of electrical equipment, contact indication light diode D14, D15 ground connection, DC voltage 6V passes through resistance
R4 and R5 contact-actuating indication light diodes D14, D15 are lighted, and are now tested the disconnection of contact 8 and 6,1 and of the time relay
3 disconnect, and contact indication light diode D13, D16 is because be OFF state not over contact ground；When the tested time
Relay is reached after setting delay time, is now tested the conducting of the conducting of contact 8 and 6,1 and 3 of the time relay, contact is indicated
Light emitting diode D13, D16 are grounded, and DC voltage 6V passes through resistance R3 and R6 contact-actuating indication light diode D13, D16 point
Bright, the disconnection of contact 8 and 5,1 and 4 for being now tested the time relay disconnect, and contact indication light diode D14, D15 be not because have
Have by contact ground, so being OFF state.
It is preferred that scheme be, the operating voltage of voltage reduction module output be divided into 12V, 24V, 36V, 48V, 110V and
Six kinds of grades of 220V.The 220V voltages of outside input are mainly depressured by voltage reduction module by step-down transformer, after decompression
Voltage is divided into six kinds of voltages of 12V, 24V, 36V, 48V, 110V, 220V.
The control display module also includes the electric capacity C4 being connected with the pin of single-chip microcomputer 15, the electric capacity being connected with the pin of single-chip microcomputer 16
C3, and the crystal oscillator Y1, the electric capacity C3 being arranged in parallel between the pin of single-chip microcomputer 15 and 16 pin and C4 middle grounds.
It is preferred that scheme be that the time relay calibrating installation also includes control panel and being arranged on the control panel
On voltage-selected switch, alternating current-direct current switching switch, functional select switch, contact indicator lamp and delay time show, the electricity
Pressure selecting switch be divided into six kinds of grades of 12V, 24V, 36V, 48V, 110V and 220V voltage output interface it is corresponding connection, it is described friendship
The connection corresponding with the output end of the alternating voltage output module or direct voltage output module respectively of direct current switching switch, and
It is connected with the power input port of the described tested time relay, the alternating voltage output module or direct voltage output mould
The operating voltage of this six kinds of grades of 12V, 24V, 36V, 48V, 110V and 220V may be selected in block.
The functional select switch includes power switch and test is switched, and the power switch is defeated with the voltage reduction module
Enter end and it is described control display module power input port be connected, it is described test switch and the voltage reduction module input and
The power input port of the control display module is connected.
The contact indicator lamp 3,4,5,6 contact 3 and contact 4 respectively with the first contact switch, the second contact switch
Contact 5 is connected with the output port of contact 6, when the contact 3 and contact 1 of the first contact switch or contact 4 and contact 1, second
When the contact 5 and contact 8 of contact switch or the conducting of contact 6 and contact 8, corresponding contact indicator lamp 3,4,5,6 is lighted.
The delay time show for the delay time in charactron DS1.
It is preferred that scheme be that the setting of different delayed time precision, institute are realized by the level state of the toggle switch KY1
State dial-up KY1 switch with 0000,0001,0010,0011,0100,0101,0110,0111,1000 have altogether 9 kinds of level combinations come
Realize nine kinds of delay precision 0.01S, 0.1S, 1S, 0.1M, 1M, 0.1H, 1H, MS, HM.
The course of work of the present utility model is,
The calibration of the energization type time relay, first according to the rated voltage and voltage specification of the tested time relay, will be controlled
Voltage-selected switch on panel processed is switched to specific required voltage value, and alternating current-direct current selecting switch is switched into what is specifically needed
Alternating voltage or DC voltage, position 1 is switched to by functional select switch.Turn on the power switch, test switch is opened, when being tested
Between relay trigger, the contacts status of the tested time relay of contact indicator lamp display in real time on control panel, control
Delay time display portion on panel shows time status in real time.Tested time relay delay reaches setting value, chain of command
Contact indicator lamp on plate shows the delay time display part on the contacts status after tested time relay conversion, control panel
The tested time relay of display is divided to stop the actual time delay time after timing.During by by the actual time delay of the tested time relay
Between and setting delay time make comparisons computing, draw set error；Make repeatedly test acquisition to the tested time relay actually to prolong
When the time, the multiple actual time delay time of the tested time relay is made comparisons and draws repetitive error, if error exceed specification institute
Defined scope is then calibrated to the tested time relay.
The calibration of the power-off type time relay, first according to the rated voltage and voltage specification of the tested time relay, will be controlled
Voltage-selected switch on panel processed is switched to specific required voltage value, and alternating current-direct current selecting switch is switched into what is specifically needed
Alternating voltage or DC voltage, position 2 is switched to by functional select switch.Turn on the power switch, open test switch more than 2S,
Test switch is then shut off, when the contact indicator lamp being tested on time relay trigger, control panel shows tested in real time
Between relay conversion back contact state, the delay time display portion on control panel shows time status in real time.When tested
Between relay delay reach setting value, the contact indicator lamp on control panel show the contact shape after tested time relay recovery
Delay time display portion on state, control panel shows that the tested time relay stops the actual time delay time after timing.It is logical
Cross and the actual time delay time of the tested time relay and setting delay time make comparisons computing, draw set error；To tested
The time relay makees repeatedly test and obtains the actual time delay time, and the multiple actual time delay time of the tested time relay is made comparisons
Repetitive error is drawn, the tested time relay is calibrated if error exceedes the scope of specification defined.
Preferred embodiment of the present utility model is the foregoing is only, it is all in this practicality not to limit the utility model
Within new spirit and principle, any modification, equivalent substitution and improvements made etc. should be included in guarantor of the present utility model
Within the scope of shield.
Claims (8)
1. a kind of time relay calibrating installation, it is characterised in that including voltage reduction module, alternating voltage output module, direct current
Output module, control display module, voltage-selected switch, alternating current-direct current switching switch and functional select switch are pressed,
The input of the voltage reduction module is connected with the output end of 220V alternating voltages, and the output end of the voltage reduction module passes through
Voltage-selected switch is connected with the input of alternating voltage output module or direct voltage output module,
The functional select switch includes power switch and test is switched, the input of the power switch and the voltage reduction module
Be connected with the power input port of the control display module, the test is switched and the input of the voltage reduction module and described
The power input port of display module is controlled to be connected,
The alternating voltage output module or direct voltage output module can pass through alternating current-direct current switching switch and control display module
It is connected, the voltage reduction module is used to the 220V alternating voltages of input being depressured into different grades of alternating voltage,
The alternating voltage output module is used for the alternating voltage for exporting different voltage class, and the direct voltage output module is used
In the DC voltage for exporting different voltage class,
The control display module includes electric power loop, delay precision initialization circuit, delay time display circuit and contacts status
Display circuit,
Voltage-selected switch is used to select corresponding operating voltage according to the rated voltage of the tested time relay,
Alternating current-direct current switching switch is used to select AC or DC operating voltage according to the voltage request of the tested time relay,
Functional select switch selected according to the type of the tested time relay energization type time relay or power-off type time after
Electrical equipment.
2. a kind of time relay calibrating installation according to claim 1, it is characterised in that the control display module
Electric power loop includes reduction voltage circuit, rectification circuit, filter circuit and the mu balanced circuit being sequentially connected, and the electric power loop is using friendship
220V inputs are flowed, alternating current 220V voltage is reduced to exchange 15V voltages, the rectification circuit by the transformer T1 in reduction voltage circuit
Bridge full-wave rectifier is carried out to exchange 15V voltages using rectifier bridge B1, electric capacity C1 and C2 is to the voltage filter after rectification, then through three
End voltage-stablizer Q1 makees secondary decompression, then exports 6V DC voltages after electric capacity C3 and C4 filtering, is carried out for control display module
6V power supplys are provided.
3. a kind of time relay calibrating installation according to claim 1, it is characterised in that the control display module
Delay precision initialization circuit includes toggle switch KY1, chip IC 1, resistance R11 and diode D9, D10, D11 and D12, described two
Pole pipe D9, D10, D11 and D12 connect as the level output unit of the chip IC 1 with toggle switch KY1 input port,
The output port of the toggle switch KY1 is connected with the resistance R11, and the 10th pin of the chip IC 1 sets for delay precision
The data-in port of circuit.
4. a kind of time relay calibrating installation according to claim 3, it is characterised in that the delay time display electricity
Road includes resistance R7~R14, diode D17~D20, charactron DS1, and the negative electrode bit scan of the chip IC 1 shows drive end
1st, 2,3,4 pin be connected respectively through diode D17~D20 with charactron DS1,1,2,3,4 pin of the chip IC 1 are by inside
The pulse that logic circuit is produced directly drives charactron DS1 negative electrode to light 4 bit digitals, and the anode segment of the chip IC 1 is swept
Retouch after the display pin of drive end the 6th~13 is connected with resistance R7~R14 respectively and be connected with the anode of the charactron DS1, the core
Piece IC1 the 6th~13 heel drives charactron DS1 anode according to current time value, shows specific delay time.
5. a kind of time relay calibrating installation according to claim 2, it is characterised in that the contacts status display electricity
Road includes resistance R3~R6, light emitting diode D13~D16, the first contact switch and the second contact switch, and the 6V power supplys connect one
Connect after pull-up resistor R3, then after connecting with light emitting diode D13 with the contact 6 of the first contact switch, accordingly, the 6V electricity
Source is connect after a pull-up resistor R4, then is connected with the contact 5 of the first contact switch after connecting with light emitting diode D14, the 6V electricity
Source is connect after a pull-up resistor R5, then is connected with the contact 4 of the second contact switch after connecting with light emitting diode D15, the 6V electricity
Source is connect after a pull-up resistor R6, then is connected with the contact 3 of the second contact switch after connecting with light emitting diode D16, and described first
The contact 8 of contact switch is with being connected the power supply of the control display module with the contact 1 of the second contact switch.
6. a kind of time relay calibrating installation according to claim 1, it is characterised in that the voltage reduction module output
Operating voltage is divided into six kinds of grades of 12V, 24V, 36V, 48V, 110V and 220V.
7. a kind of time relay calibrating installation according to claim 1, it is characterised in that the time relay calibration
Device also includes control panel and the voltage-selected switch being arranged on the control panel, alternating current-direct current switching switch, function choosing
Switch, contact indicator lamp and delay time is selected to show, the voltage-selected switch be divided into 12V, 24V, 36V, 48V, 110V and
The voltage output interface correspondence of six kinds of grades of 220V is connected, and the alternating current-direct current switching switch exports mould with the alternating voltage respectively
Block or direct voltage output module output end correspondence connect, and with the power input port of the described tested time relay
It is connected,
Contact 3 and contact 4, the contact 5 of the second contact switch of the contact indicator lamp 3,4,5,6 respectively with the first contact switch
It is connected with the output port of contact 6, when the contact 3 and contact 1 of the first contact switch or contact 4 and contact 1, the second contact are opened
When the contact 5 and contact 8 of pass or the conducting of contact 6 and contact 8, corresponding contact indicator lamp 3,4,5,6 is lighted, the delay time
Display for the delay time in charactron DS1.
8. a kind of time relay calibrating installation according to claim 3, it is characterised in that pass through the toggle switch
KY1 level state realizes the setting of different delayed time precision, the toggle switch KY1 is with 0000,0001,0010,0011,
0100th, 0101,0110,0111,1000 altogether 9 kinds of level combinations come realize delay precision 0.01S, 0.1S, 1S, 0.1M, 1M,
Nine kinds of 0.1H, 1H, MS, HM.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720158986.4U CN206618837U (en) | 2017-02-22 | 2017-02-22 | A kind of time relay calibrating installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720158986.4U CN206618837U (en) | 2017-02-22 | 2017-02-22 | A kind of time relay calibrating installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206618837U true CN206618837U (en) | 2017-11-07 |
Family
ID=60231228
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720158986.4U Expired - Fee Related CN206618837U (en) | 2017-02-22 | 2017-02-22 | A kind of time relay calibrating installation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206618837U (en) |
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2017
- 2017-02-22 CN CN201720158986.4U patent/CN206618837U/en not_active Expired - Fee Related
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Granted publication date: 20171107 Termination date: 20210222 |