* = You can isolate digital inputs from ground with a DIP switch. See 7.2.2.2 Isolation of digital
inputs from ground.
There are 2 different relay boards available.
Fig. 28: The optional relay board (+SBF4)
NOTE!
The Thermistor input function is not automatically active.
To use the Thermistor input function, you must activate the parameter Thermistor Fault in
the software. See the Application Manual.
7.2.2.1 Selection of terminal functions with DIP switches
You can make 2 selections with the DIP switches for specified terminals. The switches have 2
positions: up and down. You can see the location of the DIP switches and the possible
selections in Fig. 29.
CONTROL UNIT VACON · 77
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