THOMPSON PUMP J1939 - Panel Connectors; 21 Pin Engine Harness Connector; 31 Pin Accessory Connector

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PANEL CONNECTORS
1. Engine Harness Connector –Deutsch 21 pin (HDP24-24-21PE)
2. Accessory Connector – Deutsch 31 pin (HDP-24-24-31PE)
31 Pin Accessory Connector
Pin
Function
1
High Water Alarm
7
Common Alarm
8
Over Crank Output (Fail to Start)
9
Common for Pins 1 & 16 (RY 5 & 6)
12
Flow Rate Input
13
Modbus A
14
Modbus B
15
Common for Pins 8 & 23 (RY 7 & 8)
16
Unit in Auto Output
17
Start Alarm Output
18
High Water Alarm Input
19
Auto Start Inhibit Input
20
Fuel Leak Input
21
Low Fuel Input
22
Digital Input #7
23
Engine Run Output
25
Fuel Level Sender Input
30
Battery Positive (Switched B+)
31
Battery Negative
21 Pin Engine Harness Connector
Pin
Function
B
Battery Positive
E
Battery Negative
G
Key On Power
D
Crank Signal
V
J1939 High
U
J1939 Low
J
Alternator Excite
L
Analog Throttle Emulator
M
Analog Throttle Emulator
C
Analog Throttle Emulator
R
Digital Throttle Emulator
S
Digital Throttle Emulator
Accessory
Connector (31 Pin)
Engine Harness
Connector (21 Pin)
CAUTION:
Maximum current draw for relay
output circuits is 5 amps