SIEMENS QAE26.90 IMMERSION TYPE TEMPERATURE SENSOR

General Information:
The SIEMENS QAE26.90 is a passive immersion temperature sensor designed for temperature monitoring of liquid media in HVAC systems. It is especially suitable for heating systems, hot water boilers, and pipeline temperature applications.

Technical Specifications:

• Model: QAE26.90

• Sensor Type: Passive

• Sensing Element: LG-Ni1000 (Siemens standard)

• Measuring Range: -30°C to +130°C

• Immersion Length: 100 mm

• Mounting Type: Threaded fitting for immersion pocket (M20×1.5)

• Protection Class: IP54

• Cable Entry: M16 cable gland

• Power Supply: Not required (passive sensor)

• Applications:

  • Boiler temperature control

  • Pipe temperature monitoring

  • Heating systems

  • Thermal balancing systems

Advantages:

• Compact design

• Reliable LG-Ni1000 sensing element

• Long service life and low maintenance

• Easy integration into HVAC controls