Compass
STD 22
Installation and Service manual
Compass STD 22 Compact
49
Edition: Feb, 17, 2006
3646/110--233.DOC010302
2.6.4
Switching on, settling and adjustment
2.6.4.1
Switching on the compass
The compass unit switches on when the power supply is activated on the main control
panel.
2.6.4.2
Checks on the compass
Measuring the compass power supply voltage (on the compass).
This voltage must be within the tolerance range (18 VDC to 36 VDC).
Terminal board L1
Power supply connection
Figure 28: Measuring the compass power supply voltage
Terminal board L1 terminal 1 +24VDC
Terminal board L1 terminal 2 0V
NOTE:
The absolute lower limit for the power supply voltage is 18VDC, the absolute
upper limit is 36VDC!
When connecting cables, ensure that these values are adhered to.