Zapi ZAPIMOS Series, Manual

Page: 13 / 66

Page 13
3.4.b Molex Minifit connectors
A1 CPOT Accelerator potentiometer wiper.
A2 PPOT Potentiometer positive: 10V output; keep load > 1KW.
A3 NPOT Negative of accelerator unit, tested for wire disconnection diagnosis.
A4 CM Common of FW / BW / SR / PB / SEAT / BACK. FW / BACK. BW /
EXCLUSIVE HYDRO microswitches.
A5 FORW Forward direction request input. Must be connected to the forward
direction microswitch, active high.
A6 BW Backward direction request input. Must be connected to the back-
ward direction microswitch, active high.
A7 PB Brake request input. Must be connected to the brake pedal switch,
active high.
A8 CPOTB Brake potentiometer wiper.
A9 PPOTB Brake potentiometer positive. 10V output; keep load >1KW.
A10 NPOTB -Batt.
A11 -BATT -Batt.
A12 BACK. FORW Inching function, forward direction input. Must be connected to the
inching forward switch. Active high.
A13 BACK. BACK Inching function, backward direction input. Must be connected to the
inching backward switch. Active high.
A14 EX. HYDRO Exclusive hydro function input. Must be connected to the exclusive
hydro microswitch. Active high (see also OPTION chapter)
B1 KEY Connected to the power supply through a microswitch (CH) with a
10A fuse in series.
B2 PLC Positive of main contactor coil.
B3 PBRAKE Positive of the electromechanical brake coil.
B4 SEAT SEAT input; must be connected to the SEAT microswitch; it is active
high.