6
3. INSTALLATION
Model 840 fits into a dash-panel cutout
measuring 2-1/16” (52mm)
Pin
Number
Function
"Spy" Version CAN Version
1 No Connect CAN Hi
2 No Connect CAN Lo
3 B+ (Heater) 24VDC B+ (Heater) 24VDC
4 B+ (Heater) 36VDC B+ (Heater) 36VDC
5 B+ (Supply) B+ (Supply)
6 Rx (Receive Data) No Connect
7 No Connect No Connect
8 B– B–