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Siemens Temperature Sensor: Wall Mount - Room Temperature Sensors
SiemensRoom Temperature Sensors

Siemens Temperature Sensor: Wall Mount

The Siemens QAA2235.EWSN is a wall-mount room temperature sensor with a plastic conduit-box housing and no display. It offers a temperature accuracy of ±0.36°F and uses a hardwired electrical connection with MP-Bus…

SKU 3G-OTH-69364

Brand
Siemens
Item
Temperature Sensor: Wall Mount
Category
Room Temperature Sensors
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Technical Specifications

Siemens
Brand
SIEMENS
Display
No Display
Housing
Plastic
Includes
Matching Gaskets
Housing Type
Conduit Box
Product Type
Room Temperature Sensor
Mounting Location
Wall Mount
Temperature Accuracy
±0.36°F
Manufacturer Part Number
QAA2235.EWSN
Electrical Connection Type
Hardwired
Compatible Building Automation Protocols
MP-Bus
For Use With Building Automation Systems
Building Automation System Compatible
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Siemens Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Siemens QAA2235.EWSN is a wall-mount room temperature sensor with a plastic conduit-box housing and no display. It offers a temperature accuracy of ±0.36°F and uses a hardwired electrical connection with MP-Bus protocol for building automation system compatibility. The sensor includes matching gaskets and is designed for single measurement applications.

Used in

Common applications for Siemens
District cooling plants — LME73 + RWF55 for condenser-water modulation
Inflight catering and food-processing steam boilers — LMG22 with SQN90 air-fuel cross-damper
Hospital steam-plant redundancy — LME41 with QRA2 UV flame detection for dual-fuel boilers
Semiconductor fab process heat — LME23 and SKP55 gas valves on hot-oil heater skids
Container-terminal reefer-deck heating — LMG22 retrofit onto legacy burner racks

Siemens Products

3G Electric supplies Siemens room temperature sensors. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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