Siemens RDG20 KN Series Basic Documentation page 149

Note!
A6V11545892_en--_c
Some parameters in ACS have a range different from that on the room thermostats.
The thermostat does not accept changes outside its range. This can be seen
online in that a changed value returns to the original value.
Use the ranges described in the parameter tables in Control parameters [➙ 135].
Supported KNX tools
ACS tool
149 | 180
5