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Controller Signal Connector from Controller box at the wire side:
Wire colors
Red
Grey
Red & Black
Black
Yellow
Blue
Red & Black
Black
Black
Connector pin #
#1 & #2
#3 & #4
#5 & #6
#7 & #8
Hydrogen Purge Valve (Black #7= +ve, Black #8= ‐ve)
#9 & #10
Hydrogen Supply Valve (Yellow #9= +ve, Yellow #10= ‐ve)
#11 & #12
#13 & #14
#15
#16
Table 2.1 Controller Connector
Peripherals controlled
Stack Temperature Sensor
Ambient Temperature Sensor
Blowers (Red #5= +ve, Black #6= ‐ve)
Short Circuit Switch
N/A
N/A
Blower PWM
17
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