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5.8 Electrical connection of a sensor (optional accessory)
The unit can operate in VAV mode (air volume control, setting by analogue input).
Please refer to the paragraphs "VAV: Sensor-type analogue input air volume control".
For VAV mode, a (SCO2, STEM, SHUR)-type sensor can be connected.
SCO2 A/AA:
SCO2 G:
4
3
2
1
4
3
2
1
+V
GND
GND
CO2
22/48
230V
power
supply
PRESSURE SENSORS
PA
PB
+
–
+
–
230V
power
supply
PRESSURE SENSORS
PA
PB
+
–
+
–
NT00000603-JBRB-ECOWATT-PR-AN-191202
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