Simrad GC80/GC85 Dual Gyro Compass
4 20221537 / D
1.3 System components
A GC80/GC85 Dual Gyro system includes the following units:
- Master Compass 1 & 2 with Sensitive Elements
- Dual Control unit
Note! For details, refer TECHNICAL SPECIFICATION, page 75.
1.4 Bearing repeaters
GC80 and GC85 outputs step and serial signals used for
repeaters. Even when the gyro compasses are supplied by the
emergency power supply, the connected repeaters will be driven
by the repeater backup function included in GC80/GC85.
The following serial signal may be selected:
Lo speed: IEC61162-1 ed.2, close in comparison with
NMEA0183 version 2.30 (4800 baud)
High speed: IEC61162-2, based upon NMEA0183 version
2.30 (4800 and 38400 baud possible)
Note! A proprietary Tokimec serial signal may also be available, but
this is normally not used.
These signals may be set separately for each circuit.
For connection of repeaters, refer to wiring diagrams, page
Error! Bookmark not defined. onwards.
DUAL
CONTROL
UNIT
MASTER
COMPASS
1 & 2
110/220V AC
EXTERNAL HEADING SENSOR
GPS
SPEED
24V DC
4 x 24V S
EP
3 x
ROT
ALARM CONTACT
10 x
NMEA
2 x NMEA GYRO 2
2 x NMEA GYRO 1
24V DC BACKUP
I/O
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