7.8 Supply air temperature (SAT)
7.8.1 Activation and functionality
You can activate the function by setting identifier SAT (supply air temperature) at
the respective input.
Activating the function
SAT (supply air temperature) is a special identifier because it creates automatically
a large number of “internal connections”. SAT can only be selected in basic type A.
The other properties, such as measuring range and troubleshooting, are described
in section 0 "Analog inputs".
Other properties
7.8.2 Settings
Path: … > COMMIS > CONF > X1
Configuration
… > COMMIS > CONF > X5
Display Name Range / comments
LABEL Input identifier SAT
Path: … > PARA > X1…X5
Setting values
Display Name Range Factory setting
TYPE Type NI, 2XNI, T1, PT, 0-10 NI
MIN VAL Value low −50…+500 -50
MAX VAL Value high −50…+500 250
CORR Correction −3.0…+3.0 0 K
Path: INFO
Display values
Display Name Comments
SAT Supply air
temperature
Path: … > COMMIS > TEST
Wiring test
Display Name Positions
SAT Supply air
temperature
Indication of supply air temperature (at
terminal Xx and as display value SAT),
non-adjustable
Display Name Effect
Xx --- / ooo Sensor error X… Non-urgent message, plant not stopped
Fault status messages
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Siemens Universal Controllers RLU2… CE1P3101en
Building Technologies Inputs 29.08.2008