ComAp IG-NT GC Reference Manual page 190

GCB UV
There are also other outputs availabe for GCB control:
Binary output: Stop Pulse
Related FW 3.2
Description One second pulse is issued at this output when the engine is required to start
Binary output: Stop Pulse
Related FW 3.2
Description One second pulse is issued at this output when the engine is required to stop (i.e.
this pulse does not commence stopping sequence but it is rather an actual
command to engine physical stopping). The output is especially intended to be
used as stop command for ECU-controlled engines, which support stop command
via the communication bus (e.g. J1939).
Inteli NT GeCon-MARINE SPI, SW Version 3.2, ©ComAp – July 2015
IGS-NT-GeCon-MARINE-SPI-3.2.PDF
the GCB.
COIL OUTPUT TIMING

GCB close/open

GCB ON coil

GCB OFF coil
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