Relay Test - Autool Bt280 Benutzerhandbuch

Relay test

keys to adjust the voltage value).
●
"Time" time parameter.
● "HZ" Display test frequency.
*Press and hold left key to exit this working mode.
Instructions
●
The "VCC" at the top of this interface displays the power
supply voltage value. it shows 2 types of common automotive
relay diagrams (5-terminal relay and 4-terminal relay). Press
"Left" button to move selection, Press "OK" button to view the
wiring connection diagram of these 2 different relays.
Relay wiring connection as figure below:
86
85
87A
30
87
15
86
30
85
87