Product Overview; Type Summary; Features - Siemens POS8.4420/109 Manual

2 Product overview

2.1 Type summary

2.1.1 Equipment combinations

2.2 Features

Siemens
Smart Infrastructure
Product number Stock number
POS8.4420/109 S55625-H422-A100
POS8.4440/109 S55625-H444-A100
Type Type no.
Controller POS3.5715/100
Controller POS3.3515/100
● Measurement of room temperature (POS8.4420/109)
● Measurement of room temperature and humidity (POS8.4440/109)
● Keys to adjust the room temperature setpoint, ventilation, domestic hot water,
scheduler settings depending on the controller application
● LCD display of room temperature, operating modes, humidity (only for
POS8.4440/109), scheduler, notification, and clock setting
● Operation with 8 pushbuttons
● 2-wire interface to the controller through KNX PL-Link
● Power supply of the room operator unit over KNX PL-Link
● LCD display with backlight
Feature
Humidity sensor
Temperature
sensor
Yes No
Yes Yes
Document ID
A6V11417931
A6V11417931
Product overview
2
Type summary
LCD display Minimal
with order
backlight size
Yes 20
Yes 20
Description
For HVAC control,
switching and monitoring
functions
For HVAC control,
switching and monitoring
functions
5 | 32
A6V11471220_en--_a
2018-11-30