Simrad Maris ECDIS900 Technical Manual page 59

Deadman alarm
S M C
ENSOR ONITOR
Create (if does not exist yet) "Alarm Relay Box" sensor. Connect the dedicated serial port to
Relay Box using proper cable (here is COM1).
59
Check On Option "Use Deadman
Watchdog"
A pulse will be sent every "Pulse
Period" seconds, here 600 seconds
or 10 minutes, if mouse or Keyboard
were moved during the last 10 mn.
VDR Watch dog configuration : see
below
ONFIGURATION