Simrad GC80 EXPANDED - Page 6

Simrad GC80/GC85 Expanded Gyro Compass
vi 20221529 / C
Balancing the Horizontal ring ........................................ 29
4.8 Replacing the Fuses .......................................................... 30
Master Compass.......................................................... 30
Expanded Control unit.................................................. 31
5 INSTALLATION................................................................33
5.1 Unpacking and handling .................................................... 34
5.2 Mechanical installation ...................................................... 34
Control unit ................................................................ 35
Master compass .......................................................... 37
5.3 Cabling ........................................................................... 38
Power supply .............................................................. 39
5.4 Grounding the units .......................................................... 40
5.5 Dip-switch settings ........................................................... 40
Configuring the Control unit.......................................... 41
External heading sensor ............................................... 42
Pendulum function....................................................... 43
5.6 Installing the Sensitive element .......................................... 44
Verifying the element’s tilt angle ................................... 46
5.7 System start-up and software configuration ......................... 48
System Start-up ......................................................... 48
Configuring the gyro system ......................................... 49
Setting the Latitude input system .................................. 51
Setting the Speed input system..................................... 52
5.8 Balancing the Horizontal ring.............................................. 53
Adjusting True heading ................................................ 53
6 ADVANCED SETTINGS .....................................................55
6.1 General........................................................................... 56
6.2 Using the Extension menu ................................................. 56
6.3 The Extension menu overview ............................................ 57
7 TECHNICAL SPECIFICATION ...........................................63
7.1 Accuracy ......................................................................... 64
7.2 General specification ......................................................... 64
7.3 Input specification ............................................................ 65
7.4 Output specification .......................................................... 66
7.5 Physical Dimensions.......................................................... 67