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C1 PENC_R Positive of right motor encoder power supply (+5V/+12V).
C2 NENC_R Negative of right motor encoder power supply.
C3 KEY Connected to +Batt trough a microswitch and a 10A fuse in series.
C4 CM Common of FW / REV / HB / PB / SEAT / ENABLE microswitches.
C5 SEAT Seat presence signal; active high.
C6 FORWARD Forward direction request signal; active high.
C7 REVERSE Reverse direction request signal; active high.
C8 ENABLE Traction request signal; active high.
C9 PB Pedal brake request signal; active high.
C10 SR/HB Speed reduction signal or hand brake input; active low (microswitch
open). See also chapter 5.4.
C11 PENC_L Positive of left motor encoder power supply (+5V/+12V).
C12 NENC_L Negative of left motor encoder power supply.
C13 PHA_R Right motor encoder phase A.
C14 PHB_R Right motor encoder phase B.
C15 NPOTST Negative of steering potentiometer (-BATT).
C16 PPOTST Positive of steering potentiometer (+5V/+12V).
C17 CPOTST Steering potentiometer wiper signal.
C18 CPOTB Brake potentiometer wiper signal.
C19 NPOTB -BATT.
C20 NPOT Negative of traction accelerator potentiometer, tested for wire dis-
connection diagnosis.
C21 CPOT Traction potentiometer wiper signal.
C22 PHA_L Left motor encoder phase A.
C23 PHB_L Left motor encoder phase B.
C24 NTHERM_R Negative of right traction motor temperature sensor.
C25 PTHERM_R Right traction motor temperature signal.
C26 NLC Output of main contactor coil driver (drives to -BATT).
C27 PLC Positive of main contactor coil.
C28 NBRAKE Output of electric brake coil; drives the load to -BATT, maximum
current 3A.
C29 PBRAKE Positive of the electromechanical brake coil.
C30 PAUX Positive of auxiliary load.
C31 NAUX Output of auxiliary load driver (drives to -BATT).
C32 -BATT
C33 PPOT Traction potentiometer positive, 5/10V output; use load > 1k ohm.
C34 NTHERM_L Negative of left traction motor temperature sensor.
C35 PTHERM_L Left traction motor temperature signal.
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