CN203811732U - Network tester - Google Patents
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- CN203811732U CN203811732U CN201420098158.2U CN201420098158U CN203811732U CN 203811732 U CN203811732 U CN 203811732U CN 201420098158 U CN201420098158 U CN 201420098158U CN 203811732 U CN203811732 U CN 203811732U
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- 238000005516 engineering process Methods 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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Abstract
The utility model discloses a network tester and relates to the technical field of cable tests. The network tester comprises a host and a vice machine, the host is provided with an RJ45 interface, an RJ11 interface and a BNC interface, and the vice machine is also provided with an RJ45 interface, an RJ11 interface and a BNC interface; the host comprises a controller, a power supply, switches, diodes D0-D11, light-emitting diodes LED0-LED9 and resistors R1-R3; the RJ45 interface of the host is provided with pins 1-9, the RJ11 interface of the host is provided with pins 1-7, and the BNC interface of the host is provided with a pin 1 and a pin 2; the vice machine comprises diodes D1'-D9' and light-emitting diodes LED1'-LED9'; the RJ45 interface of the vice machine is provided with pins 1'-9', the RJ11 interface of the vice machine is provided with pins 1'-7', and the BNC interface of the vice machine is provided with a pin 1' and a pin 2'; and network cables to be tested are respectively accessed to the RJ45 interface, the RJ11 interface and the BNC interface of the host and are corresponding and respectively accessed to the RJ45 interface, the RJ11 interface and the BNC interface of the vice machine. Compared with the prior art, the network tester can accurately determine all faults of the network cables.
Description
Technical field
The utility model relates to testing lines technical field.
Background technology
Network cable tester as a kind of can news speed, test netting twine open circuit, short circuit exactly, open circuit, the instrument of the fault such as intersection, its use is more and more extensive.
Existing network cable tester generally comprises main frame and slave, and when use, main frame is inserted in one end of tested netting twine, and the other end inserts slave.But this network cable tester cannot be tested all situations (as open circuit, short circuit, open circuit, intersection etc.) of netting twine, thereby cannot judge exactly the existing all faults of tested netting twine.
In view of this, be necessary to provide a kind of improved network cable tester to overcome above-mentioned defect.
utility model content
For above-mentioned prior art, the technical problems to be solved in the utility model is to provide the network cable tester of a kind of all faults that can judge exactly tested netting twine (as open circuit, short circuit, open circuit, intersection etc.).
In order to solve the problems of the technologies described above, the utility model provides a kind of network cable tester, comprise main frame and slave, described main frame and slave all have RJ45 interface, RJ11 interface, bnc interface, the two ends of netting twine to be measured are the corresponding RJ45 interface that inserts described main frame and slave respectively, RJ11 interface, bnc interface, it is characterized in that: described main frame comprises controller, power supply, diode D1 to D8, LED 1 is to LED8, the RJ45 interface of described main frame has pin 1 to 8, the RJ11 interface of described main frame has pin 1 to 6, the bnc interface of described main frame has pin 1 to 2, described slave comprises that diode D1 ' is to D8 ', LED 1 ' to LED8 ', the RJ45 interface of described slave have pin 1 ' to 8 ', RJ11 interface have pin 1 ' to 6 ', bnc interface have pin 1 ' to 2 ', described power supply is for powering to described controller, described diode D1 and LED 1 reverse parallel connection and diode D1 negative electrode are connected to described controller, and the anodic bonding of described diode D1 is to the RJ45 interface pin 1 of described main frame, described diode D2 and LED 2 reverse parallel connections and diode D2 negative electrode are connected to described controller, and the anodic bonding of described diode D2 is to the RJ45 interface pin 2 of described main frame, described diode D3 and LED 3 reverse parallel connections and diode D3 negative electrode are connected to described controller, and the anodic bonding of described diode D3 is to the RJ45 interface pin 3 of described main frame, described diode D4 and LED 4 reverse parallel connections and diode D4 negative electrode are connected to described controller, and the anodic bonding of described diode D4 is to the RJ45 interface pin 4 of described main frame, described diode D5 and LED 5 reverse parallel connections and diode D5 negative electrode are connected to described controller, and the anodic bonding of described diode D5 is to the RJ45 interface pin 5 of described main frame, described diode D6 and LED 6 reverse parallel connections and diode D6 negative electrode are connected to described controller, and the anodic bonding of described diode D6 is to the RJ45 interface pin 6 of described main frame, described diode D7 and LED 7 reverse parallel connections and diode D7 negative electrode are connected to described controller, and the anodic bonding of described diode D7 is to the RJ45 interface pin 7 of described main frame, described diode D8 and LED 8 reverse parallel connections and diode D8 negative electrode are connected to described controller, and the anodic bonding of described diode D8 is to the RJ45 interface pin 8 of described main frame, described diode D1 ' to D8 ' respectively accordingly with described LED 1 ' connect again to LED8 ' reverse parallel connection, and described diode D1 ' is connected to respectively the RJ45 interface pin 1 of described slave ' to 8 ' connect accordingly to D8 ' negative electrode, the RJ45 interface pin 1 to 6 of described main frame is connected respectively the RJ11 interface pin 1 to 6 to main frame, and the RJ45 interface pin 1 to 2 of described main frame is connected respectively the bnc interface pin 1 to 2 to main frame, RJ11 interface pin 1 to slave of the RJ45 interface pin 1 of described slave ' to 6 ' be connected respectively ' to 6 ', bnc interface pin 1 to slave of the RJ45 interface pin 1 of described slave ' to 2 ' be connected respectively ' to 2 connections '.
Further improvement of the utility model is that described main frame also comprises switch, resistance R 1, resistance R 2, diode D9 to D11, LED 9; Described diode D11, diode D10, diode D9, resistance R 1 and LED 9 are connected successively and the negative electrode of LED 9 is connected to described controller, the anodic bonding of described diode D11 is to described switch, described switch is connected to positive source, one end of described resistance R 2 is connected to the negative electrode of described diode D9, this end is connected to described controller simultaneously, the other end of described resistance R 2 is connected to controller, and this end is connected to described switch simultaneously.
Further improvement of the utility model is, the RJ45 interface of described main frame also has pin 9, and described main frame also comprises diode D0, LED 0; The RJ45 interface of described slave also have pin 9 ', described slave also comprise diode D9 ', LED 9 '; Described diode D0 and LED 0 reverse parallel connection and diode D0 negative electrode are connected to described controller, and the anodic bonding of described diode D0 is to the RJ45 interface pin 9 of described main frame; Described diode D9 ' accordingly with the anode of described LED 9 ' reverse parallel connection and diode D9 ' be connected to accordingly the RJ45 interface pin 9 of described slave '.
Further improvement of the utility model is, the RJ11 interface of described main frame also has pin 7, the RJ11 interface of described slave also have pin 7 '; The RJ11 interface of described main frame also has pin 7 and is connected to the RJ45 interface pin 9 of described main frame; The RJ11 interface of described slave (20) also have the RJ45 interface pin 9 of the described slave of pin 7 ' be connected to '.
Further improvement of the utility model is, described power acquisition 9V laminated cell.
Further improvement of the utility model is that described controller is a single-chip microcomputer.
Further improvement of the utility model is, described switch is provided with OFF gear, ON gear and S and keeps off three gears, and described OFF keep off as closing gear, and described ON gear keeps off for proper testing speed, and described S keeps off and keeping off for test speed at a slow speed.
Further improvement of the utility model is that the Standard resistance range of described resistance R 1 to R3 is 1k Ω to 10k Ω.
Compared to prior art, the utility model comprises main frame and slave, described main frame and slave all have RJ45 interface, RJ11 interface, bnc interface, the two ends of netting twine to be measured are corresponding RJ45 interface, RJ11 interface, the bnc interface that inserts described main frame and slave respectively, it is characterized in that: described main frame comprises that controller, power supply, diode D1 to D8, LED 1 are to LED8, the RJ45 interface of described main frame has pin 1 to 8, the RJ11 interface of described main frame has pin 1 to 6, and the bnc interface of described main frame has pin 1 to 2; Described slave comprises that diode D1 ' is to D8 ', LED 1 ' to LED8 ', the RJ45 interface of described slave have pin 1 ' to 8 ', RJ11 interface have pin 1 ' to 6 ', bnc interface have pin 1 ' to 2 '; Described power supply is for powering to described controller; Described diode D1 and LED 1 reverse parallel connection and diode D1 negative electrode are connected to described controller, and the anodic bonding of described diode D1 is to the RJ45 interface pin 1 of described main frame; Described diode D2 and LED 2 reverse parallel connections and diode D2 negative electrode are connected to described controller, and the anodic bonding of described diode D2 is to the RJ45 interface pin 2 of described main frame; Described diode D3 and LED 3 reverse parallel connections and diode D3 negative electrode are connected to described controller, and the anodic bonding of described diode D3 is to the RJ45 interface pin 3 of described main frame; Described diode D4 and LED 4 reverse parallel connections and diode D4 negative electrode are connected to described controller, and the anodic bonding of described diode D4 is to the RJ45 interface pin 4 of described main frame; Described diode D5 and LED 5 reverse parallel connections and diode D5 negative electrode are connected to described controller, and the anodic bonding of described diode D5 is to the RJ45 interface pin 5 of described main frame; Described diode D6 and LED 6 reverse parallel connections and diode D6 negative electrode are connected to described controller, and the anodic bonding of described diode D6 is to the RJ45 interface pin 6 of described main frame; Described diode D7 and LED 7 reverse parallel connections and diode D7 negative electrode are connected to described controller, and the anodic bonding of described diode D7 is to the RJ45 interface pin 7 of described main frame; Described diode D8 and LED 8 reverse parallel connections and diode D8 negative electrode are connected to described controller, and the anodic bonding of described diode D8 is to the RJ45 interface pin 8 of described main frame; Described diode D1 ' to D8 ' respectively accordingly with described LED 1 ' connect again to LED8 ' reverse parallel connection, and described diode D1 ' is connected to respectively the RJ45 interface pin 1 of described slave ' to 8 ' connect accordingly to D8 ' negative electrode; The RJ45 interface pin 1 to 6 of described main frame is connected respectively the RJ11 interface pin 1 to 6 to main frame, and the RJ45 interface pin 1 to 2 of described main frame is connected respectively the bnc interface pin 1 to 2 to main frame; RJ11 interface pin 1 to slave of the RJ45 interface pin 1 of described slave ' to 6 ' be connected respectively ' to 6 ', bnc interface pin 1 to slave of the RJ45 interface pin 1 of described slave ' to 2 ' be connected respectively ' to 2 connections '.Known according to above-mentioned connected mode; the LED 1 to LED8 of main frame is by 8 inner cores of netting twine 60 to be measured and the LED 1 of slave ' to just forward conduction of LED8 '; oppositely cut-off; form 8 paths; the diode D1 to D8 of main frame by 8 inner cores of netting twine 60 to be measured and the light emitting diode D1 ' of slave to just forward cut-off of D8 ', reverse-conducting; Controller 101 is carried current signal to certain line, form loop through arbitrary in remaining 7 line, the LED lamp on certain line is bright, just can judge thus UNICOM's situation between two inner cores of tested netting twine (open circuit, short circuit, open circuit, intersection), and then judge exactly all faults of netting twine.
Brief description of the drawings
Fig. 1 is host circuit figure of the present utility model;
Fig. 2 is slave circuit diagram of the present utility model;
Fig. 3 is main frame of the present utility model structural representation while being connected netting twine to be measured with slave.
In figure, each component names is as follows:
10--main frame;
101--controller;
102--power supply;
103--switch;
20-slave;
30--RJ45 interface;
40-RJ11 interface;
50--BNC interface;
60-netting twine to be measured.
Embodiment
Below in conjunction with brief description of the drawings and embodiment, the utility model is further illustrated, in accompanying drawing, similarly element numbers represents similar element.
As shown in Figure 1 to Figure 3, network cable tester of the present utility model comprises main frame 10 and slave 20, for testing all faults of netting twine 60 to be measured.Main frame 10 and slave 20 all have RJ45 interface 30, RJ11 interface 40 and bnc interface 50, and the two ends of netting twine 60 to be measured are corresponding RJ45 interface 30, RJ11 interface 40, the bnc interface 50 that inserts described main frame 10 and slave 20 respectively.
As shown in Figure 1, main frame 10 comprises that controller 101, power supply 102, switch 103, diode D0 to D11, LED 0 to LED9, resistance R 1 are to R2, the RJ45 interface 30 of main frame 10 has pin 1 to 9, RJ11 interface 40 and has pin 1 to 7, and bnc interface 50 has pin 1 to 2, diode D11, diode D10, diode D9, resistance R 1 and LED 9 are connected successively and the negative electrode of LED 9 is connected with controller the 3rd pin position, the anode of diode D11 connects switch, switch connects positive source, one end of resistance R 2 is connected with negative electrode and controller the 4th pin position of diode D9 respectively, and the other end of resistance R 2 is connected with controller the 7th pin position and connects switch, diode D0 and LED 0 reverse parallel connection and diode D0 negative electrode connect controller 101 the 5th pin position, the anode of diode D0 connects RJ45 interface 30 pins 9 of main frame 10, diode D1 and LED 1 reverse parallel connection and diode D1 negative electrode connect controller 101 the 14th pin position, the anode of diode D1 connects RJ45 interface 30 pins 1 of main frame 10, diode D2 and LED 2 reverse parallel connections and diode D2 negative electrode connect controller 101 the 13rd pin position, the anode of diode D2 connects RJ45 interface 30 pins 2 of main frame 10, diode D3 and LED 3 reverse parallel connections and diode D3 negative electrode connect controller 101 the 12nd pin position, the anode of diode D3 connects RJ45 interface 30 pins 3 of main frame 10, diode D4 and LED 4 reverse parallel connections and diode D4 negative electrode connect controller 101 the 10th pin position, the anode of diode D4 connects RJ45 interface 30 pins 4 of main frame 10, diode D5 and LED 5 reverse parallel connections and diode D5 negative electrode connect controller 101 the 9th pin position, the anode of diode D5 connects RJ45 interface 30 pins 5 of main frame 10, diode D6 and LED 6 reverse parallel connections and diode D6 negative electrode connect controller 101 the 8th pin position, the anode of diode D6 connects RJ45 interface 30 pins 6 of main frame 10, diode D7 and LED 7 reverse parallel connections and diode D7 negative electrode connect controller 101 the 1st pin position, the anode of diode D7 connects RJ45 interface 30 pins 7 of main frame 10, diode D8 and LED 8 reverse parallel connections and diode D8 negative electrode connect controller 101 the 2nd pin position, the anode of diode D8 connects RJ45 interface 30 pins 8 of main frame 10, controller 101 the 11st pin position ground connection, RJ45 interface 30 pins 1 to 6 of main frame 10 respectively correspondence are connected with RJ11 interface 40 pins 1 to 6 of main frame 10, RJ45 interface 30 pins 9 of main frame 10 are connected with RJ11 interface 40 pins 7 of main frame 10, and RJ45 interface 30 pins 1 to 2 of main frame 10 respectively correspondence are connected with bnc interface 50 pins 1 to 2 of main frame 10.
As shown in Figure 2, slave 20 comprises that diode D1 ' is to D9 ', LED 1 ' to LED9 ', the RJ45 interface 30 of slave 20 have pin 1 ' to 9 ', RJ11 interface 40 have pin 1 ' to 7 ', bnc interface 50 have pin 1 ' to 2 '; Diode D1 ' to D9 ' respectively accordingly with LED 1 ' connect again to LED8 ' reverse parallel connection, and diode D1 ' to D8 ' negative electrode respectively accordingly with RJ45 interface 30 pins 1 of slave 20 ' to 8 ' be connected, diode D9 ' accordingly with the anode of described LED 9 ' reverse parallel connection and diode D9 ' accordingly with RJ45 interface 30 pins 9 of slave 20 ' be connected the anodic bonding of the negative electrode of diode D9 ' and diode D8 '; RJ45 interface 30 pins 1 of slave 20 ' to 6 ' respectively accordingly with RJ11 interface 40 pins 1 of slave 20 ' to 6 ' be connected, RJ45 interface 30 pins 9 of slave 20 ' with RJ11 interface 40 pins 7 of slave 20 ' be connected, bnc interface 50 pins 1 of slave 20 ' to 2 ' respectively accordingly with bnc interface 50 pins 1 of slave 20 ' to 2 being connected '.
Particularly, described power supply 102 adopts 9V laminated cell in the present embodiment; Described controller 101 is a single-chip microcomputer; Described switch 103 is provided with OFF gear, ON gear and S and keeps off three gears, and OFF keep off as closing gear, and ON gear keeps off for proper testing speed, and S keeps off and keeping off for test speed at a slow speed; The Standard resistance range of described resistance R 1 to R2 is 1k Ω to 10k Ω.
As shown in Figure 1 to Figure 3, network cable tester principle of work of the present utility model is as follows: netting twine 60 to be measured has 8 inner cores, the two ends of netting twine 60 to be measured are inserted respectively to the RJ45 interface 30 of main frame and slave, 8 inner cores of the netting twine 60 to be measured pin 1 to 8 of RJ45 interface of respective hosts and pin 1 of the RJ45 interface of slave respectively ' to 8 '.Battery is installed, is opened switch 103 to ON and keep off; The LED 1 to LED8 of main frame is by 8 inner cores of netting twine 60 to be measured and the LED 1 of slave ' to just forward conduction, oppositely cut-off of LED8 '; form 8 paths, the diode D1 to D8 of main frame by 8 inner cores of netting twine 60 to be measured and the light emitting diode D1 ' of slave to just forward cut-off of D8 ', reverse-conducting; Controller 101 is carried current signal to certain line, form loop through arbitrary in remaining 7 line, the LED lamp on certain line is bright, as controller 101 is carried current signal to Line 1, LED1 and LED1 ' lamp are bright, and current signal arbitrary from 2 to No. 8 lines returns; By that analogy, if 8 inner cores of netting twine to be measured 60 normally do not have fault, the LED 1 to LED8 of main frame and the LED 1 of slave ' to LED8 ' under the control of controller 101 from 1 to 8 one by one order glittering; If netting twine 60 to be measured is UTP line, the LED 1 to LED8 of main frame and the LED 1 of slave ' to LED8 ' under the control of controller 101 from 1 to 8 one by one order glittering; If netting twine 60 to be measured is STP line, the LED 0 to LED8 of main frame and the LED 1 of slave ' to LED9 ' under the control of controller 101 from 1 to 9 one by one order glittering; When the inner core that has of netting twine 60 to be measured, internal core wire opens circuit as No. 3, and main frame and 3 secondary signal lamps decorations all do not work; When the inner core of netting twine 60 to be measured has several lines obstructed, several lines all do not work, and in the time that netting twine is less than 2 lines connections, lamp does not all work; When inner core two of netting twine 60 to be measured, inner core is out of order, and example 2,4 lines are out of order, show below:
Main frame is constant: 1-2-3-4-5-6-7-8-9
Slave becomes: 1-4-3-2-5-6-7-8-9
In the time that the inner core of netting twine 60 to be measured has 2 short circuits, main frame demonstration does not work, and slave shows all glimmers of two line lamps of short circuit; If the lamp of several wire sizes of all short circuits does not all work while having 3 above (containing 3) short circuits.If be measured coil holder and wall base module, need two coupling wire jumpers (as 110P4-RJ45) to guide on tester.
Principle of work in the time using RJ11 interface 40 and bnc interface 50 is the same.
Above content is in conjunction with concrete preferred implementation further detailed description of the utility model, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, without departing from the concept of the premise utility, can also make some simple deduction or replace, all should be considered as belonging to protection domain of the present utility model.
Claims (2)
1. a network tester, comprise main frame (10) and slave (20), described main frame (10) and slave (20) all have RJ45 interface (30), RJ11 interface (40), bnc interface (50), the two ends of netting twine to be measured (60) are the corresponding RJ45 interface (30) that inserts described main frame (10) and slave (20) respectively, RJ11 interface (40), bnc interface (50), it is characterized in that: described main frame (10) comprises controller (101), power supply (102), diode D1 to D8, LED 1 is to LED8, the RJ45 interface (30) of described main frame (10) has pin 1 to 8, the RJ11 interface (40) of described main frame (10) has pin 1 to 6, the bnc interface (50) of described main frame (10) has pin 1 to 2, described slave (20) comprises that diode D1 ' is to D8 ', LED 1 ' to LED8 ', the RJ45 interface (30) of described slave (20) have pin 1 ' to 8 ', RJ11 interface (40) have pin 1 ' to 6 ', bnc interface (50) have pin 1 ' to 2 ', described power supply (102) is for giving described controller (101) power supply, described diode D1 and LED 1 reverse parallel connection and diode D1 negative electrode are connected to described controller (101), and the anodic bonding of described diode D1 is to RJ45 interface (30) pin 1 of described main frame (10), described diode D2 and LED 2 reverse parallel connections and diode D2 negative electrode are connected to described controller (101), and the anodic bonding of described diode D2 is to RJ45 interface (30) pin 2 of described main frame (10), described diode D3 and LED 3 reverse parallel connections and diode D3 negative electrode are connected to described controller (101), and the anodic bonding of described diode D3 is to RJ45 interface (30) pin 3 of described main frame (10), described diode D4 and LED 4 reverse parallel connections and diode D4 negative electrode are connected to described controller (101), and the anodic bonding of described diode D4 is to RJ45 interface (30) pin 4 of described main frame (10), described diode D5 and LED 5 reverse parallel connections and diode D5 negative electrode are connected to described controller (101), and the anodic bonding of described diode D5 is to RJ45 interface (30) pin 5 of described main frame (10), described diode D6 and LED 6 reverse parallel connections and diode D6 negative electrode are connected to described controller (101), and the anodic bonding of described diode D6 is to RJ45 interface (30) pin 6 of described main frame (10), described diode D7 and LED 7 reverse parallel connections and diode D7 negative electrode are connected to described controller (101), and the anodic bonding of described diode D7 is to RJ45 interface (30) pin 7 of described main frame (10), described diode D8 and LED 8 reverse parallel connections and diode D8 negative electrode are connected to described controller (101), and the anodic bonding of described diode D8 is to RJ45 interface (30) pin 8 of described main frame (10), described diode D1 ' to D8 ' respectively accordingly with described LED 1 ' connect again to LED8 ' reverse parallel connection, and described diode D1 ' to D8 ' negative electrode be connected to accordingly respectively RJ45 interface (30) pin 1 of described slave (20) ' to 8 ', RJ45 interface (30) pin 1 to 6 of described main frame (10) is connected respectively RJ11 interface (40) pin 1 to 6 to main frame (10), and RJ45 interface (30) pin 1 to 2 of described main frame (10) is connected respectively bnc interface (50) pin 1 to 2 to main frame (10), RJ11 interface (40) pin 1 to slave (20) of RJ45 interface (30) pin 1 of described slave (20) ' to 6 ' be connected respectively ' to 6 ', bnc interface (50) pin 1 to slave (20) of RJ45 interface (30) pin 1 of described slave (20) ' to 2 ' be connected respectively ' to 2 '.
2. network tester as claimed in claim 1, is characterized in that, described main frame (10) also comprises switch (103), resistance R 1, resistance R 2, diode D9 to D11, LED 9, described diode D11, diode D10, diode D9, resistance R 1 and LED 9 are connected successively and the negative electrode of LED 9 is connected to described controller (101), the anodic bonding of described diode D11 is to described switch (103), described switch (103) is connected to power supply (102) positive pole, one end of described resistance R 2 is connected to the negative electrode of described diode D9, this end is connected to described controller (101) simultaneously, the other end of described resistance R 2 is connected to controller (101), this end is connected to described switch (103) simultaneously.
3. network tester as claimed in claim 1, is characterized in that, the RJ45 interface (40) of described main frame (10) also has pin 9, and described main frame (10) also comprises diode D0, LED 0; The RJ45 interface (40) of described slave (20) also have pin 9 ', described slave (20) also comprise diode D9 ', LED 9 '; Described diode D0 and LED 0 reverse parallel connection and diode D0 negative electrode are connected to described controller (101), and the anodic bonding of described diode D0 is to RJ45 interface (30) pin 9 of described main frame (10); Described diode D9 ' accordingly with the anode of described LED 9 ' reverse parallel connection and diode D9 ' be connected to accordingly RJ45 interface (30) pin 9 of described slave (20) '.
4. network tester as claimed in claim 1, is characterized in that, the RJ11 interface (40) of described main frame (10) also has pin 7, the RJ11 interface (40) of described slave (20) also have pin 7 '; The RJ11 interface (40) of described main frame (10) also has pin 7 and is connected to RJ45 interface (30) pin 9 of described main frame (10); The RJ11 interface (40) of described slave (20) also have RJ45 interface (30) pin 9 of pin 7 ' be connected to described slave (20) '.
5. the network tester as described in claim 1 or 4 any one, is characterized in that, described power supply (102) adopts 9V laminated cell.
6. the network tester as described in claim 1 or 4 any one, is characterized in that, described controller (101) is a single-chip microcomputer.
7. network tester as claimed in claim 2, is characterized in that, described switch (103) is provided with OFF gear, ON gear and S and keeps off three gears, and described OFF keep off as closing gear, and described ON gear keeps off for proper testing speed, and described S keeps off and keeping off for test speed at a slow speed.
8. network tester as claimed in claim 2, is characterized in that, the Standard resistance range of described resistance R 1 to R3 is 1k Ω to 10k Ω.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420098158.2U CN203811732U (en) | 2014-03-05 | 2014-03-05 | Network tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420098158.2U CN203811732U (en) | 2014-03-05 | 2014-03-05 | Network tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203811732U true CN203811732U (en) | 2014-09-03 |
Family
ID=51450465
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420098158.2U Expired - Lifetime CN203811732U (en) | 2014-03-05 | 2014-03-05 | Network tester |
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| Country | Link |
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| CN (1) | CN203811732U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106154099A (en) * | 2016-06-17 | 2016-11-23 | 林烨 | Cable tester and method of testing thereof |
-
2014
- 2014-03-05 CN CN201420098158.2U patent/CN203811732U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106154099A (en) * | 2016-06-17 | 2016-11-23 | 林烨 | Cable tester and method of testing thereof |
| CN106154099B (en) * | 2016-06-17 | 2019-12-27 | 林烨 | Cable tester and testing method thereof |
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| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140903 |