20
DCU 410 Engine Panel Installation
400 Series Installation and Configuration
For additional configurable relays, see the section about
the optional MK-14 unit.
Configurable 24VDC Outputs [69
–
72, 76-78]
There are seven configurable 24V outputs on the DCU,
Config 1 to Config 7. Each output may be enabled or
disabled.
If enabled, operation is controlled by selecting one of the
many possible events available through the configuration.
Common Alarm Relay [73
–
75]
The relay is activated in a normal situation, and releases
for any alarm.
The centre tap is secured with a 1A fuse.
Shutdown Output [79]
The shutdown output activates when the DCU activates an
automatic engine safety shutdown.
It does not activate for a normal engine stop.
ETS
–
Energize to Stop [80]
The ETS activates on a normal engine stop or an
automatic engine safety shutdown.
The signal stays activated a few seconds after the engine
has stopped.
ETR
–
Energize to Run [81]
The ETR activates when the DCU is about to start the
engine. It stays activated as long as the engine is running.
The ETR deactivates on any stop command.
Running [82]
This output activates when the engine is running. This is
normally when the engine has reached the running
setpoint, typically set at 400 rpm.
