LEDs
LED flashing modes:
Parameter
Set value /
ventilation level
Sensors
0
1
2
3
4
5
6
7
ModBus
1
settings
2
3
ModBus
1
address
2
3
4
5
6
7
LED flashing rapidly
10 Commissioning | UK
Setting /
description
No sensor
1 internal sensor
1 internal sensor + 1 external sensor
1 internal sensor + 2 external sensors
1 internal sensor + 3 external sensors
0 internal sensors + 1 external sensor
0 internal sensors + 2 external sen-
sors
0 internal sensors + 3 external sen-
sors
Select how many internal and external
sensors are connected/combined. The
PP 45 HYI internal sensor and the
PP 45 HY, PP45 CO2 and PP 45 VOC
external sensors are available.
RS-485 inactive
ModBus active 9600 baud
ModBus active 19200 baud
This adjuster activates ModBus and
sets the baud rate.
Notice: When the Modbus interface
is active, external sensors/LTs/RLS
cannot be connected.
Address 10
Address 11
Address 12
Address 13
Address 14
Address 15
Address 16
The ModBus address
is selected with this adjuster.
LED flashing slowly
45