User Manual

21
Siemens
Datasheet
A6V11545853_en--_a
Smart Infrastructure
2020-09-07
Multifunctional inputs
Digital input
Operating action
Selectable (NO/NC)
Contact sensing
DC 0…5 V, max. 5 mA
Insulation against mains
SELV
KNX bus
Interface type
KNX, TP Uart 2 (electrically isolated)
Bus current
5 mA
Bus topology: See KNX manual ("Reference documentation")
Operational data
Switching differential, adjustable
Heating mode (P051)
1 K (0.5…6 K)
Cooling mode (P053)
1 K (0.5…6 K)
P-band Xp
Heating mode (P050)
2 K (0.5…6 K)
Cooling mode (P052)
1 K (0.5…6 K)
Setpoint setting and setpoint range
Comfort mode (P011)
21 °C (5…40 °C)
Economy mode (P019-P020)
15 °C/30 °C (OFF, 5…40 °C)
Protection mode (P100-P101)
8 °C/OFF (OFF, 5…40 °C)
Multifunctional inputs X1/X2/U1
Selectable (0…25)
Input X1 default value (P150)
1 (external temperature sensor, room or
return air)
Input X2 default value (P153)
0 (no function)
Input U1 default value (P155)
3 (window contact)
Built-in room temperature sensor
Measuring range
0…49 °C
Accuracy at 25 °C
< ±0.5 K
Temperature calibration range
±3 K
Built-in humidity sensor
Measuring range
10…90 %
Accuracy (after calibration via P007)
< 5 %
Humidity calibration range
±10 %
Settings and display resolution
Setpoint
0.5 °C
Present temperature value displayed
0.5 °C