Vaisala DRYCAP DMT346 Guide de l'utilisateur Page 95

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Chapter 4 _________________________________________________________________ Operation
VAISALA________________________________________________________________________ 93
FAULT STATUS
Normal operation : relay active (C and NO outputs are closed)
Not measuring state
(error state or
power off)
: relay released (C and NC outputs are closed)
ONLINE STATUS
Live measurement
(data available)
: relay active (C and NO outputs are closed)
No live data
(for example, error,
AutoCal, purge or
adjustment mode)
: relay released (C and NC outputs are closed)
Enabling/Disabling Relays
You can deactivate the relay outputs for example for service purposes
of your system.
Indication Led Operation
Relay is activated: LED is lit
Relay is not activated: LED is not lit
Setting Relay Outputs
NOTE
When having only one relay module installed, its relays are called
'relay 1' and 'relay 2'.
When having two relay modules, the relays of the module connected
to slot MODULE 1 (communications) are called 'relay 1' and 'relay
2' and relays connected to slot MODULE 2 are called 'relay 3' and
'relay 4'
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