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UK | Connection options
7.2 Combinations with RLS 45 O
7.3 EnOcean combinations (radio)
Ventilation
unit,
sensor
PP 45 O/K
PPB 30 O
(PP45 HY,
CO2, VOC)
external
sensors
and LT
Internal
sensor
PP45 HYI
Combina-
tion no.
Interface
Fan 1/Fan 2
Interface
Fan 1/Fan 2
RS 485
bus
I2C
bus
K20
2
0-3
0-1
K21
3
0-3
0-1
K22
4
0-3
0-1
K23
5
0-3
0-1
K24
6
0-3
0-1
K25
1
0-3
0-1
K26
2
0-3
0-1
K27
3
0-3
0-1
Additional functions
K25:
Exhaust air mode possible with 1x PPB 30 O + RLS 45 O.
To start, press the optional ventilation level button for more than 2 seconds.
Ventilation
unit,
sensor
PP 45 RC
PP 45 O/K
Exhaust air
units e.g.
ER/ECA *
Exhaust air
units e.g.
ER/ECA *
EnOcean
external
radio
sensors
Combina-
tion no.
DS 45 RC
RLS 45 K +
PP 45 EO
PP 45 ACT
230 V
input
EnOcean
radio
K30
any
1
0-8
Additional functions
K30:
Any number provided they are within range. Supply air supply only from 2x PP 45 RC units.
* Only wired exhaust air units are permitted (do not use RC exhaust air units).
