User's Manual

5-64
b) Details of NSK Unit setting
Each item’s detail are shown below
2. ALARM
 Current alarm of NSK UNIT
Indication Description
OK Normal
SYNCIRQ ERR
SYNCWIRE ERR
Connection error in case sync type selected
㧔e.g. breaking of wire㧕
STEPIRQ ERR
STEPWIRE ERR
Connection error in case step type selected
㧔e.g. breaking of wire㧕
PROG.MEM.ERR Operation error
3. TYPE
Displays the type of gyrocompass
Indication Description
STEP Step signal
SYNC Sync signal
4. RATIO
 Displays the rotation ratio
Indication Description
36X
90X
180X
360X
Rotation ratio
5. DIRECTION
 Displays the direction of rotation
Indication Description
REV
Reversal㧔a left-handed rotation㧕
NORM
Normal㧔a right-handed rotation㧕
6. OUTPUT TIMING
 Displays the renewal time of heading value
Indication Description
RESERV Reserved
1S Renew the heading every 1 second
100MS Renew the heading every 0.1 seconds
50MS Renew the heading every 0.05 seconds
7. SIMULATOR
 Displays the operation mode
Indication Description
TEST Operation check mode.
The heading value shows 0.0 always.
NORM
Normal operation mode㧔displayed normally㧕
8. ERR TIMING
 Displays the alarm detecting time
Indication Description
5S Detect the alarm every 5 seconds
0.2S Detect the alarm every 0.2 seconds