Helios KWL-VOC eC Installation And Operating Instructions Manual page 11

Installation and operating instructions
Room sensor KWL-VOC eC
3.2 Electrical connection
In case of connection to an ventilation unit or fan, observe the wiring diagram, see
the installation and operating instructions for the ventilation unit or fan.
V+ GND
Wiring diagram:
see ss_1433 in the
installation and
operating
instructions for
your unit.
V+ GND
Modbus address range VOC / CO2
ON DIP
Default setting:
Corresponds to 70
1 2 3 4 5 6 7 8
ON DIP
Corresponds to 71
1 2 3 4 5 6 7 8
ON DIP
Corresponds to 72
1 2 3 4 5 6 7 8
ON DIP
Corresponds to 73
1 2 3 4 5 6 7 8
85499-222 ss_1409 24.11.2020
A B
MODE
ON DIP
1 2 3 4 5 6
A B
Each address may only be used once
70 - 75
ON
1 2 3 4 5 6 7 8
ON
1 2 3 4 5 6 7 8
ON
1 2 3 4 5 6
4
ADDRESS
ON DIP
1 2 3 4 5 6 7 8
VOC VOC
zero
offset
Maximum total of 6 KWL-CO2 eC + KWL-VOC eC
possible. Please observe w iring diagram ss_1433.
DIP
Corresponds to 74
DIP
Corresponds to 75
DIP
Mode: Do not change
internal setting
EN
Fig.3
E