Siemens QFA31 Series Temperature & Humidity Sensor, Wall, 2 %RH Corrugated Cardboard
- RS Stock No.:
- 639-237
- Mfr. Part No.:
- QFA3150/MO / S55720-S535
- Brand:
- Siemens
Subtotal (1 unit)*
£318.74
(exc. VAT)
£382.49
(inc. VAT)
FREE delivery for orders over £50.00
Temporarily out of stock
- Shipping from 30 March 2026
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Units | Per unit |
|---|---|
| 1 + | £318.74 |
*price indicative
- RS Stock No.:
- 639-237
- Mfr. Part No.:
- QFA3150/MO / S55720-S535
- 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 | |
| Maximum Operating Temperature | 70°C | |
| Minimum Operating Temperature | -40°C | |
| Minimum Supply Voltage | 13.5V | |
| Maximum Supply Voltage | 35V | |
| RH Range | 0 to 100 % | |
| Package Type | Corrugated Cardboard | |
| Width | 39 mm | |
| Length | 80mm | |
| Height | 144mm | |
| Standards/Approvals | CE, RoHS, UL 873, RCM, EN 60730-1 | |
| Series | QFA31 | |
| Automotive Standard | No | |
| Select all | ||
|---|---|---|
Brand Siemens | ||
Product Type Temperature & Humidity Sensor | ||
Sub Type Room Sensor | ||
Accuracy 2 %RH | ||
Mount Type Wall | ||
Maximum Operating Temperature 70°C | ||
Minimum Operating Temperature -40°C | ||
Minimum Supply Voltage 13.5V | ||
Maximum Supply Voltage 35V | ||
RH Range 0 to 100 % | ||
Package Type Corrugated Cardboard | ||
Width 39 mm | ||
Length 80mm | ||
Height 144mm | ||
Standards/Approvals CE, RoHS, UL 873, RCM, EN 60730-1 | ||
Series QFA31 | ||
Automotive Standard No | ||
RoHS Status: Exempt
- COO (Country of Origin):
- CN
The Siemens Room sensor designed to measure both humidity and temperature, utilizing the Modbus communication protocol for seamless integration into building automation systems. Built to meet the demanding requirements of critical environments, this sensor ensures precise and real-time monitoring of temperature and humidity levels. It is ideal for use in applications such as industrial facilities, laboratories, and other settings where accurate environmental control is essential.
High measuring accuracy
IP65 and IP40 protection
CE and EAC compliant
RoHS compliant