User's Manual

8-2
8.3 AIS Controller (NCM-983)
8.3.1 Operation panel
(1) Type of display : 4.5-inch FSTN LCD, 128u64 dots
(2) Keyboard : 12 keys
(3) Back-light : For LCD and keyboard
(4) Dimmer control : Bright, medium1, medium2, off (Selectable from keyboard)
8.3.2 Environmental condition
(1) Operating temperature : -15qC to +55qC (IEC 60945)
(2) Equipment category : Protection against weather
(3) Protection rank : IP55 (In case rear panel is attached)
8.3.3 External interfaces
(1) Sensor data input ports SENSOR1 / SENSOR2/ SENSOR3/ SENSOR4
Four input ports meet the requirements of IEC 61162-1.
(2) Gyrocompass data input
Current loop 1 communication port (multiple use as SENSOR3)
(3) GNSS differential correction data input port SENSOR4
One input port meet the requirement of ITU-R M.823-2 on TTL level
(4) External display equipment communication ports AUX1 / AUX2 / AUX3
Three communication ports meet the requirements of IEC 61162-2
(5) Long range communication port AUX3
One communication port meets the requirements of IEC 61162-2
(6) Relay terminals ALR
One port for external alarm device
(7) External display equipment communication ports with Pilot Plug
One communication port meets the requirements of IEC 61162-2
(8) LAN port
One communication port meets the requirements of IEC 61162-450
8.3.4 Transmission intervals
Sentence format Transmission interval Note
VDO 1 second intervals AIS VHF data-link own-vessel report.
The AIS channel is null.
Not transmitted on the VDL.
VDO Every transmission AIS VHF data-link own-vessel report.
The AIS channel is A or B.
Transmitted on the VDL.
ALR
(No alarm)
Every 60 second. An ALR sentence is output every 60sec
when all alarms are none.
ALR
(active)
Every 30 second. An ALR sentence is output every 30sec
when the alarm is generated one and
more.
ABK,ACA,ACS,DSR,SSD,
NAK,TRL,TXT,VER,VSD,
VDM
At the time of
event generating