OUTLINE DRAWINGS, ELEMENTARY DRAWINGS AND INPUTS/OUTPUTS
SX TRANSISTOR CONTROL
Page 11
July 2001
Section 3.4 Standard Neighborhood Electric Vehicle Application Input/Output List
Connections to Main Plug (23 Pin) and “Y” Plug (8 Pin)
PIN
MAIN PLUG INPUT/OUTPUT DESCRIPTION
1
BATTERY VOLTS FROM BATTERY
2
BATTERY VOLTS FROM KEY
3
12 VOLT INPUT FROM ACCELERATOR START SWITCH
4
12 VOLT INPUT FROM FORWARD SWITCH
5
12V VOLT INPUT FROM REVERSE SWITCH
6
12V VOLT INPUT FROM TURF SPEED LIMIT SWITCH
7
ACCELERATOR INPUT VOLTAGE SIGNAL
8
BATTERY NEGATIVE FOR CONTROL ACCESSORIES
9
ACCELERATOR POT +5 VOLTS SUPPLY (3 WIRE POT)
10
BACK UP ALARM
11
LINE CONTACTOR COIL DRIVER
12 N/A
13
AUXILIARY ACCELERATOR POT INPUT
14
TACHOMETER INPUT SIGNAL
15
TACHOMETER 12 VOLT OUTPUT
16
NEGATIVE FOR TACH
17 N/A
18 N/A
19 N/A
20 N/A
21
NORMALLY CLOSED MOTOR THERMOSTAT
22 SERIAL
RECEIVE
23 SERIAL
TRANSMIT
PIN
“Y” PLUG INPUT/OUTPUT DESCRIPTION
1 CLOCK
(OUT)
2 DATA
(OUT)
3 ENABLE
(OUT)
4 NEGATIVE
5 +5V
SUPPLY
6
STORE (IN) (HANDSET)
7 FUNCTION
8 VALUE
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 - PY PLUG
PIN 1
PIN 4
PIN 5
PIN 8
