Data Sheet for Application

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

Application Sheet

CCG011/CCG011_H

Chilled ceiling 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.

2021-08-27

A6V10662233_en--_e_--_04

• Cooling with chilled ceiling on triac outputs

• Modulating control of cooling valve

• Condensation monitoring

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

Plant diagram

DXR2…

Room automation station

Room

Window contact

Room operator unit with

Presence detector

temperature sensor

D3.1

Condensation monitor 1

YC1

Cooling valve 1

D3.2

Condensation monitor 2

YC2

Cooling valve 2

Function diagrams

Cooling valve

Cooling sequence

Output signal

SpC

Effective cooling setpoint

Cooling valve

Room temperature

SpC

100

Y [%]

TR [°C]

Summary of content (6 pages)

PAGE 1
Application Sheet CCG011/CCG011_H Chilled ceiling on triac output • • • • DXR2..09T-101A Cooling with chilled ceiling on triac outputs Modulating control of 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 CCG011/CCG011_H Chilled ceiling on triac output Description of functions Siemens devices Optional 1) DXR2..09T-101A Basic functions • PID control for cooling. • 3-position valves are controlled by triac outputs for cooling. • The temperature is measured in the room operator unit. • The application allows customers to adjust the room temperature setpoints via the room operator unit. • The operating modes are Comfort, Pre-Comfort, Economy and Protection.
PAGE 3
Application Sheet CCG011/CCG011_H Chilled ceiling on triac output Variants DXR2..09T-101A 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 YC1a 2-port, 3-port valve or 3-port valves with bypass, PN16 N4847 V..P47..
PAGE 4
Application Sheet CCG011/CCG011_H Chilled ceiling on triac output DXR2..
PAGE 5
Application Sheet Chilled ceiling on triac output CCG011/CCG011_H DXR2..
PAGE 6
Issued by Siemens Switzerland Ltd Smart Infrastructure Global Headquarters Theilerstrasse 1a CH-6300 Zug +41 58 724 2424 www.siemens.com/buildingtechnologies © 2015 Siemens Switzerland Ltd Subject to change 6/ 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.