Established in 2005, Gauto Ltd is a professional manufacturer that specializes in R&D and supplies auto mobile maintenance equipmentsin onlines sales. Gauto strives to provide a solution for a better vehicle maintenance and offers Gautoprobe, Singsingprobe, and Relay Circuit Tester.
Relay Circuit Tester
Monitor relay pin voltage!
You'll find out circuit problen right away!
1. Exchange a target relay for the test relay.
2. Connect a power cable.
3. Connect the relay circuit tester and the test relay with a data cable.
4. Select a relay type with relay type selection S/W.
5. Activate the relay and monitor the each 3 color LED.
6. Each 3 color LED is logic probe.
Not only has 3 color lamp, but also has logic probe.
If there is no ground, no lamp turns on.
7. To read voltage on the each pin, use the relay pin selection S/W.
8. When the pin circuit is open, the 3 color lamp turns off and the voltage meter shows "Opn".