Basic Documentation

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Siemens Universal controllers RMU710B, RMU720B, RMU730B CE1P3150en
Building Technologies Inputs 03.10.2011
8.8 Remote setpoint adjuster, relative
The relative remote setpoint acts on both Comfort and Precomfort setpoints.
Suitable setpoint adjusters are the QAA27 room operator unit ( 3...3 K) and the
passive BSG21.5 setpoint adjuster (3...3 K).
A relative setpoint adjuster is available; it is set assigned to universal controller 1
with the main controlled variable temperature.
8.8.1 Activate function
The function is activated by setting the identifier of an input as relative setpoint
adjuster.
The relative remote setpoint adjuster can only be activated for room temperature
control with controllers of basic type A.
Main menu > Commissioning > Extra configuration > Input identifier
Operating line Adjustable values / remarks
…X… Activate function by assigning value "Rem setp
adjuster relative" (Remote rel) to the input
8.8.2 Measuring range
The setpoint adjuster range must be 1000...1175 Ω =  3...3 K.
8.8.3 Setpoints
Comfort
The relative remote setpoint adjuster acts on the Comfort heating setpoint and the
Comfort cooling setpoint. The dead zone between Seq1+2+3 and Seq4+5 remains
the same as that with the predefined setpoints.
Precomfort
The relative remote setpoint adjuster acts on the Precomfort heating setpoint and
the Precomfort cooling setpoint. Thus, the difference to the Comfort setpoints
remains the same as with the predefined setpoints.
Economy
The Economy setpoints are shifted only if Precomfort setpoints were to lie outside
the Economy setpoints.

3 K

3 K
3140D12

0 K
SpC
SpC
SpC
SpH
SpH
SpH
w
Configuration
Function diagram