HEM4300 Engine Controller User Manual Page 51 of 55
13
CONNECTIONS OF CONTROLLER WITH J1939 ENGINE
13.1
CUMMINS QSL9
Suitable for CM850 engine control module.
Table 17 50-pin Connector
Terminals of controller
50 pins connector
Remark
Aux. output 1
39
Configure it as “Fuel Output”.
Aux. output 2
-
Configure it as “Crank Output”. Connect to
starter coil directly via expand relay.
Table 18 9-pin Connector
Terminals of controller
9 pins connector
Remark
CAN(H)
SAE J1939 signal-C
Using twisted-pair shielded line with single
end grounded.
CAN(L)
SAE J1939 return-D
Engine type: Cummins-CM850.
13.2
CUMMINS QSX15-CM570
Suitable for CM570 engine control module. Engine type is QSX15 etc.
Table 19 50-pin Connector
Terminals of controller
50 pins connector
Remark
Aux. output 1
38
Configure it as “Fuel Output”.
Aux. output 2
-
Configure it as “Crank Output”. Connect to
starter coil directly via expand relay.
Table 20 9-pin Connector
Terminals of controller
9 pins connector
Remark
CAN(H)
SAE J1939 signal-C
Using twisted-pair shielded line with single
end grounded.
CAN(L)
SAE J1939 return-D
Engine type: Cummins QSX15-CM570.
13.3
CUMMINS QSM11
Table 21 Engine OEM Connector
Terminals of controller
OEM connector of engine
Remark
Aux. output 1
38
Oil injection switch. Configure it as “Fuel
Output”.
Aux. output 2
-
Configure it as “Crank Output”. Connect to
starter coil directly via expand relay.
CAN(H)
46
Using twisted-pair shielded line with single
end grounded.
CAN(L)
37
Engine type: Common J1939.
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