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 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.