User Manual

ManualsBrandsSiemens ManualsRoom controlsFan coil unit with variable fan speed, heating and cooling coil (4 pipe) on triac output, DXR2.E09T-101A

Application Sheet CBP002

Passive chilled/heating beam (2 pipe) with changeover on triac

output

DXR2..09T-101A

1 / 6

Technical information in this document are subject to change. Drawings serve illustration purposes only.

Siemens is not responsible for content and any manual modifications.

2019-02-21

A6V10662233_en--_b_--_09

∂ Heating or cooling with passive chilled/heating beam with changeover on triac outputs

∂ Modulating control of heating and cooling valve

∂ Condensation monitoring

∂ Room temperature operation via KNX PL-Link room operator unit with temperature measurement

Plant diagram

DXR2… Room automation station R Room

D1 Window contact R1 Room operator unit with

D2 Presence detector temperature sensor

D3.1 Condensation monitor 1 YHC1 Heating/cooling valve 1

D3.2 Condensation monitor 2 YHC2 Heating/cooling valve 2

Function diagrams

Heating/cooling valves

Chovr Changeover SpH Effective heating setpoint

C Cooling sequence TR Room temperature

H Heating sequence Y Output signal

SpC Effective cooling setpoint YHC Heating/cooling valve

100

Chovr

SpC

TR [°C]

YHC YHC

SpH

Y [%]

H C

Summary of content (6 pages)

PAGE 1
Application Sheet CBP002 Passive chilled/heating beam (2 pipe) with changeover on triac output ∂ ∂ ∂ ∂ DXR2..09T-101A Heating or cooling with passive chilled/heating beam with changeover on triac outputs Modulating control of heating and cooling valve Condensation monitoring Room temperature operation via KNX PL-Link room operator unit with temperature measurement Plant diagram DXR2… D1 D2 D3.1 D3.
PAGE 2
Application Sheet CBP002 DXR2..09T-101A Passive chilled/heating beam (2 pipe) with changeover on triac output Description of functions Siemens devices Optional 1) Basic functions ∂ PID control for heating and cooling. ∂ 3-position valves are controlled by triac outputs for heating/cooling changeover. ∂ The temperature is measured in the room operator unit. ∂ The application allows customers to adjust the room temperature setpoints via the room operator unit.
PAGE 3
Application Sheet CBP002 DXR2..09T-101A Passive chilled/heating beam (2 pipe) with changeover on triac output Variants Legend Type of unit Data sheet Product No. Qty. R1a KNX PL-Link wall-mount room sensor for temperature N1602 QMX3.P30 1 R1b KNX PL-Link flush-mount room operator unit N1601 QMX3.P36 1 R1c KNX PL-Link flush-mount room sensors N1411 AQR253… AQR257… 1 YHC1a 2-port, 3-port valve or 3-port valves with bypass, PN16 N4847 V..P47..
PAGE 4
Application Sheet Passive chilled/heating beam (2 pipe) with changeover on triac output CBP002 DXR2..
PAGE 5
Application Sheet Passive chilled/heating beam (2 pipe) with changeover on triac output CBP002 DXR2..
PAGE 6
Application Sheet Passive chilled/heating beam (2 pipe) with changeover on triac output CBP002 DXR2..09T-101A Default values Room operator unit Engineering Parameter Room unit, display temperature Values/Range None Display room temperature Room unit, display windows status Yes, No Room unit, display heat./cool. status Yes, No Enable operation: room temp. Yes, No setpoint Room unit, room temp.