OUTLINE DRAWINGS, ELEMENTARY DRAWINGS AND INPUTS/OUTPUTS
SX TRANSISTOR CONTROL Page 15
Revised May 2003
Section 3.6 Traction and Pump Control Input and Output List
CONNECTIONS TO MAIN PLUG (23 PIN) AND "Y" PLUG (12 PIN)
TRACTION PUMP
PIN INPUT/OUTPUT DESCRIPTION INPUT/OUTPUT DESCRIPTION
1 BATTERY VOLTS FROM BATTERY BATTERY VOLTS FROM BATTERY
2 BATTERY VOLTS FROM KEY BATTERY VOLTS FROM KEY
3 BATTERY VOLTS FROM START SWITCH -OPTIONAL STATUS CODE 93 INPUT
4 BATTERY VOLTS FROM FORWARD SWITCH -OPTIONAL STATUS CODE 93 INPUT
5 BATTERY VOLTS FROM REVERSE SWITCH -OPTIONAL STATUS CODE 94 INPUT
6 BATTERY VOLTS FROM SEAT SWITCH STATUS CODE 94 INPUT
7 ACCELERATOR INPUT VOLTAGE SIGNAL POTENTIOMETER INPUT VOLTAGE SIGNAL
8 ACCELERATOR NEGATIVE STATUS CODE 95 INPUT
9 ACCELERATOR POT +5 VOLTS SUPPLY STATUS CODE 95 INPUT
10 BDI INTERRUPT PUMP ENABLE SIGNAL 12VDC
11 PLUG/RGN OUTPUT SIGNAL +12V 1=PLUG STATUS CODE 91 INPUT
12 NOT USED SPEED LIMIT #1 INPUT
13 AUX ACCELERATOR INPUT TMM1 BRUSHWEAR INDICATER OUTPUT
14 LINEAR TRACTION MOTOR TEMPERATURE TMM1 OVER TEMPERATURE OUTPUT
15 NOT USED STATUS CODE 92 INPUT
16 NOT USED STATUS CODE 90 INPUT
17 LINE CONTACTOR DRIVER AND SUPPRESSION LINE CONTACTOR DRIVER
18 FAN PUMP CONTROL TEMPERATURE 0 = COLD
19 NOT USED SPEED LIMIT #2 INPUT
20 TEMPERATURE FROM PUMP CONTROL SPEED LIMIT #3 INPUT
21 PARK BRAKE (NEG=SL1) SPEED LIMIT #4 INPUT
22 TACH +12V SERIAL RECEIVE
23 TACH INPUT SERIAL TRANSMIT
MOTOR PROPORTIONING "Y" PLUG PUMP "Y" PLUG
PIN INPUT/OUTPUT DESCRIPTION INPUT/OUTPUT DESCRIPTION
1 CLOCK (OUT) CLOCK (OUT)
2 DATA (OUT) DATA (OUT)
3 ENABLE (OUT) ENABLE (OUT)
4 NEGATIVE NEGATIVE
5 +5V SUPPLY +5V SUPPLY
6 CONT/STORE (IN) (HANDSET) CONT/STORE (IN) (HANDSET)
7 NOT USED NOT USED
8 BWI INPUT/VALUE VALUE
9 OVER TEMP INPUT/FUNCTION FUNCTION
10 NOT USED NOT USED
11 SERIAL RECEIVE / CONNECT TO P22 SERIAL RECEIVE / CONNECT TO P22
12 SERIAL TRANSMIT / CONNECT TO P23 SERIAL TRANSMIT / CONNECT TO P23
1 2 3 4 5 6
1 2 3 4 5 6 6 8
9 10 11 12 13 14 15
16 17 18 19 20 21 22 23
WIRE END VIEW - MAIN PLUG
WIRE END VIEW "Y" PLUG
7 8 9 10 11 12
* Pins 3, 4 and 5
These input functions are provided by the
accelerator pot input value.