CN210866065U - Digital quantity dry output relay module - Google Patents
Digital quantity dry output relay module Download PDFInfo
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- CN210866065U CN210866065U CN201922431267.7U CN201922431267U CN210866065U CN 210866065 U CN210866065 U CN 210866065U CN 201922431267 U CN201922431267 U CN 201922431267U CN 210866065 U CN210866065 U CN 210866065U
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Abstract
The utility model belongs to the technical field of relay module and specifically relates to digital quantity dry output relay module. The relay module comprises a horn terminal, wires, a direct current power supply DC1, a fuse FP1, a light emitting diode LED1, a jumper terminal JP1, a rectifier bridge, a light emitting diode LED2, a relay coil K, a contact switch and a fuse F, wherein the horn terminal is connected with a plurality of wires through a plurality of wiring terminals, the four wires are connected in a two-by-two short mode, the 3 rd end of the jumper terminal JP1 is connected with the anode of a power supply DC1, the 1 st end of the jumper terminal JP1 is connected with the cathode of the power supply DC1, the anode of the light emitting diode LED1 is connected with the anode of the power supply DC1, and the cathode of the light emitting diode LED1 is connected with the cathode of the power supply DC 1. The utility model discloses reduce the wire quantity that original all passageways need be connected, it is rotatory through NPN and PNP's connection, come all control system of adaptation.
Description
Technical Field
The utility model belongs to the technical field of relay module and specifically relates to digital quantity dry output relay module.
Background
A relay is an electric control device that generates a predetermined step change in a controlled amount in an electric output circuit when a change in an input amount (excitation amount) meets a predetermined requirement. It has an interactive relationship between a control system (also called an input loop) and a controlled system (also called an output loop). It is commonly used in automated control circuits, which are actually a "recloser" that uses low current to control high current operation. The existing relay for controlling the motor and the pump cannot be adapted to systems and PLCs of all models, and the number of wires of the connecting channel is large.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem described in the background art, the utility model provides a digital quantity is output relay module futilely. The present application is directed to controlling motors and pumps. The number of wires required to be connected for all the channels is reduced originally, and all the control systems are adapted through connection rotation of the NPN and the PNP.
The utility model provides a technical scheme that its technical problem adopted is:
a digital quantity dry output relay module comprises an ox horn terminal, wires, a direct current power supply DC1, a fuse FP1, a light emitting diode LED1, a jumper terminal JP1, a rectifier bridge, a light emitting diode LED2, a relay coil K, a contact switch and a fuse F, wherein the ox horn terminal is connected with a plurality of wires through a plurality of connecting terminals, the four wires are in short connection with each other in pairs, the 3 rd end of the jumper terminal JP1 is connected with the anode of a power supply DC1, the 1 st end of the jumper terminal JP1 is connected with the cathode of a power supply DC1, the anode of a light emitting diode LED1 is connected with the anode of a power supply DC1, the cathode of a light emitting diode LED1 is connected with the cathode of a power supply DC1, a fuse 1 is connected between the anode of a light emitting diode LED1 and the anode of a power supply DC1, two short wires are connected with the cathode of a light emitting diode LED1, and the other two short wires are connected with the anode of a light emitting diode LED1, the other wires except the four wires which are in two-two short connection are respectively connected to the first negative electrodes of the plurality of rectifier bridges, the second negative electrodes of all the rectifier bridges are connected to the 2 nd end of the jumper terminal JP1 in parallel, the two positive electrodes of the rectifier bridges are respectively connected to the positive electrode and the negative electrode of the light-emitting diode LED2, the light-emitting diode LED2 is connected to the relay coil K used for magnetically attracting the control contact switch in parallel, and the contact switch is connected with the fuse F.
Specifically, the number of the wires is 20.
Specifically, the voltage of the DC power supply DC1 is 24V.
Specifically, the number of the rectifier bridges is 16, and the number of the contact switches is 16.
The utility model has the advantages that: the utility model provides a digital quantity trunk output relay module. The present application is directed to controlling motors and pumps. The number of wires required to be connected for all the channels is reduced originally, and all the control systems are adapted through connection rotation of the NPN and the PNP.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a circuit diagram of the present invention;
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.
Fig. 1 is a circuit diagram of the present invention.
A digital quantity dry output relay module comprises an ox horn terminal, wires, a direct current power supply DC1, a fuse FP1, a light emitting diode LED1, a jumper terminal JP1, a rectifier bridge, a light emitting diode LED2, a relay coil K, a contact switch and a fuse F, wherein the ox horn terminal is connected with a plurality of wires through a plurality of connecting terminals, the four wires are in short connection with each other in pairs, the 3 rd end of the jumper terminal JP1 is connected with the anode of a power supply DC1, the 1 st end of the jumper terminal JP1 is connected with the cathode of a power supply DC1, the anode of a light emitting diode LED1 is connected with the anode of a power supply DC1, the cathode of a light emitting diode LED1 is connected with the cathode of a power supply DC1, a fuse 1 is connected between the anode of a light emitting diode LED1 and the anode of a power supply DC1, two short wires are connected with the cathode of a light emitting diode LED1, and the other two short wires are connected with the anode of a light emitting diode LED1, the other wires except the four wires which are in two-two short connection are respectively connected to the first negative electrodes of the plurality of rectifier bridges, the second negative electrodes of all the rectifier bridges are connected to the 2 nd end of the jumper terminal JP1 in parallel, the two positive electrodes of the rectifier bridges are respectively connected to the positive electrode and the negative electrode of the light-emitting diode LED2, the light-emitting diode LED2 is connected to the relay coil K used for magnetically attracting the control contact switch in parallel, and the contact switch is connected with the fuse F. The number of the wires is 20. The voltage of the direct current power supply DC1 is 24V. The number of the rectifier bridges is 16, and the number of the contact switches is 16.
As shown in fig. 1, the dry junction output uses:
1. the AC terminal of the contact switch in the field side wiring is normally open, and the BC terminal is normally closed; and the magnetic field generated by electrifying the relay coil K can control the opening and closing of the contact switch.
2. According to a system and a PLC used by a logic side, a jumper terminal JP1 selects PNP (24V output) or NPN (0V output) through short circuit of a 2 nd end and a 1 st end or short circuit of a 2 nd end and a 3 rd end;
3. the logic side direct current power supply DC1 supplies power to access 24V voltage, the light emitting diode LED1 indicator light indicates the power supply condition, and the light emitting diode LED1 indicator light is on after power-on;
4. if the system is used for selecting PNP, when a logic side jumper terminal JP1 receives 24V voltage, a light emitting diode LED2 indicator lamp of a corresponding channel is turned on, a relay coil K is attracted, a field side terminal AC detects short circuit, BC is opened, when a logic side is disconnected, a light emitting diode LED2 indicator lamp of the corresponding channel is turned off, a relay is disconnected, the field side terminal BC detects short circuit, and AC is opened;
if the system is used for selecting NPN, when a logic side jumper terminal JP1 receives 0V voltage, the corresponding channel light-emitting diode LED2 indicator lamp is on, a relay coil K is attracted, a field side terminal AC detects a short circuit, and BC is open, when the logic side is disconnected, the corresponding channel light-emitting diode LED2 indicator lamp is turned off, the relay is disconnected, the field side terminal BC detects a short circuit, and AC is open.
While 32 wires were originally required to connect 16 channels, the present application may use only 20 wires to connect 16 channels.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (4)
1. A digital quantity dry output relay module is characterized by comprising a horn terminal, wires, a direct current power supply DC1, a fuse FP1, a light emitting diode LED1, a jumper terminal JP1, a rectifier bridge, a light emitting diode LED2, a relay coil K, a contact switch and a fuse F, wherein the horn terminal is connected with a plurality of wires through a plurality of connecting terminals, the four wires are in short connection in pairs, the 3 rd end of the jumper terminal JP1 is connected with the anode of the power supply DC1, the 1 st end of the jumper terminal JP1 is connected with the cathode of the power supply DC1, the anode of the light emitting diode LED1 is connected with the anode of the power supply DC1, the cathode of the light emitting diode LED1 is connected with the cathode of the power supply DC1, the fuse FP1 is connected between the anode of the light emitting diode LED 38 and the anode of the power supply DC1, two short wires are connected with the cathode of the light emitting diode LED1, and the other two short wires are connected with the anode of the light emitting diode LED1, the other wires except the four wires which are in two-two short connection are respectively connected to the first negative electrodes of the plurality of rectifier bridges, the second negative electrodes of all the rectifier bridges are connected to the 2 nd end of the jumper terminal JP1 in parallel, the two positive electrodes of the rectifier bridges are respectively connected to the positive electrode and the negative electrode of the light-emitting diode LED2, the light-emitting diode LED2 is connected to the relay coil K used for magnetically attracting the control contact switch in parallel, and the contact switch is connected with the fuse F.
2. The digital quantity dry output relay module according to claim 1, characterized in that: the number of the wires is 20.
3. The digital quantity dry output relay module according to claim 1, characterized in that: the voltage of the direct current power supply DC1 is 24V.
4. The digital quantity dry output relay module according to claim 1, characterized in that: the number of the rectifier bridges is 16, and the number of the contact switches is 16.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922431267.7U CN210866065U (en) | 2019-12-30 | 2019-12-30 | Digital quantity dry output relay module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922431267.7U CN210866065U (en) | 2019-12-30 | 2019-12-30 | Digital quantity dry output relay module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210866065U true CN210866065U (en) | 2020-06-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922431267.7U Active CN210866065U (en) | 2019-12-30 | 2019-12-30 | Digital quantity dry output relay module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210866065U (en) |
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2019
- 2019-12-30 CN CN201922431267.7U patent/CN210866065U/en active Active
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