User Manual
Table Of Contents
- 1 Purpose of this document
- 2 Why is a healthy, productive indoor climate so valuable?
- 3 The role of building automation in health and productivity
- 4 Control applications and targets (CO2, VOC, RH, PM2.5)
- 5 Recommendations for specific building types
- 6 Monitoring indoor climate parameters for health and productivity
- 7 Controlling indoor climate parameters for health and productivity
- 8 Products for a healthy productive indoor climate
- Appendix 1: Indoor air quality (IAQ) – Combined CO2 and VOC sensors
- Appendix 2: Integration of RDF../RDG.. (KNX) in Desigo
- Appendix 3: Other indoor climate parameters – NO2, SO2, O3
- Appendix 4: Tender texts
- External references
- Siemens reference documents
- Glossary
Page 12 Unrestricted 0 – Siemens Smart infrastructure
(B) Desigo Room Automation
with room unit and room
sensor
Room controller DXR2..
Room unit QMX3.P74
With built-in T, CO
2, RH sensors,
connected to DXR2..
by KNX PL-Link
Optional: VOC sensor
with analog output,
AQR2547NF + AQR2530NNW
GDB181.1E/KN, or
GLB181.1E/KN
Connected to DXR2..
by KNX PL-Link
or
GDB181.1E/3, or
GLB181.1E/3
connected to DXR2
by DC 0/2…10 V
(not shown)
Note: control of relative humidity
via humidifier/dehumidifier
VAV control of CO
2 and VOC
• Supply and extract air control
• External flow control for VAV system with flow controller
and diff. pressure sensor
• Internal flow controller and diff. pressure sensor or velocity sensor
• Cooling coil, heating/cooling coil, heating coil
• Electric heating coil, modulating, single- or 2-stage
• Room temperature control by 2-pipe system with c/o or 4-pipe system
• Supply air temperature cascade control; air flow tracking
for under/overpressure
• Radiator and chilled/heated ceiling control
• IAQ and dehumidification control
VAV system with cooling
VAV system with heating/cooling
VAV system with electric heating coil
Note: Similar applications available for fan powered box