
Chapter 3 _______________________________________________________________ Installation
VAISALA_______________________________________________________________________ 45
0503-037
Figure 24 Relay Module
Numbers refer to Figure 24 on page 45:
1 = Indication led for the relay 1, 3, 5 or 7
2 = Relay test buttons
3 = Flat cable pins
4 = Indication led for relay 2, 4, 6 or 8
WARNING
The relay module may contain dangerous voltages even if the
barometer power has been disconnected. Before opening the
barometer you must switch off both the barometer and the voltage
connected to the relay terminals.
WARNING
Do not connect the mains power to the relay unit.
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