Siemens QFA31 Series Temperature & Humidity Sensor, Wall, ±2 %RH Corrugated Cardboard
- RS Stock No.:
- 639-109
- Mfr. Part No.:
- QFM3173 / S55720-S633
- Brand:
- Siemens
Subtotal (1 unit)*
Kr. 3 873,24
(exc. VAT)
Kr. 4 841,55
(inc. VAT)
FREE delivery for online orders over 500,00 kr
Temporarily out of stock
- Shipping from 30 March 2026
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Units | Per unit |
|---|---|
| 1 + | Kr. 3 873,24 |
*price indicative
- RS Stock No.:
- 639-109
- Mfr. Part No.:
- QFM3173 / S55720-S633
- Brand:
- Siemens
Specifications
Technical Reference
Legislation and Compliance
Product Details
Find similar products by selecting one or more attributes.
Select all | Attribute | Value |
|---|---|---|
| Brand | Siemens | |
| Product Type | Temperature & Humidity Sensor | |
| Sub Type | Room Sensor | |
| Accuracy | ±2 %RH | |
| Mount Type | Wall | |
| Minimum Operating Temperature | -40°C | |
| Maximum Operating Temperature | 70°C | |
| Minimum Supply Voltage | 13.5V | |
| Maximum Supply Voltage | 35V | |
| Package Type | Corrugated Cardboard | |
| RH Range | 0 to 100 % | |
| Series | QFA31 | |
| Length | 80mm | |
| Height | 274mm | |
| Standards/Approvals | RoHS, CE, UL 873, RCM, EN 60730-1 | |
| Width | 60 mm | |
| Automotive Standard | No | |
| Select all | ||
|---|---|---|
Brand Siemens | ||
Product Type Temperature & Humidity Sensor | ||
Sub Type Room Sensor | ||
Accuracy ±2 %RH | ||
Mount Type Wall | ||
Minimum Operating Temperature -40°C | ||
Maximum Operating Temperature 70°C | ||
Minimum Supply Voltage 13.5V | ||
Maximum Supply Voltage 35V | ||
Package Type Corrugated Cardboard | ||
RH Range 0 to 100 % | ||
Series QFA31 | ||
Length 80mm | ||
Height 274mm | ||
Standards/Approvals RoHS, CE, UL 873, RCM, EN 60730-1 | ||
Width 60 mm | ||
Automotive Standard No | ||
RoHS Status: Exempted
- COO (Country of Origin):
- CN
The Siemens Duct sensor designed to measure both relative humidity and temperature with high precision, ensuring accurate environmental control in demanding HVAC applications. Built to handle the requirements of complex building systems, it provides reliable and real-time data for effective climate regulation. This sensor is ideal for use in commercial, industrial, and residential environments, where maintaining optimal air quality and temperature is crucial.
Durable and robust design for long term performance
Capacitive humidity measurement
IP65 protection
RoHS compliant