Description
Siemens QAE2012.005 Immersion Temperature Sensor Overview
The Siemens QAE2012.005 is a precision immersion temperature sensor engineered for reliable fluid temperature measurement in commercial HVAC and building automation systems. Featuring a Platinum RTD (Resistance Temperature Detector) sensing element with a 1,000 Ohm (1k Ohm) resistance at 0°C and a 385α (alpha) coefficient, this sensor delivers highly accurate and repeatable temperature readings across a wide operating range.
Key Features
- Sensing Element: Platinum RTD (Pt), 1,000 Ohm (1k Ohm)
- Temperature Coefficient: 385α output signal
- Temperature Range: 0°F to 250°F (−18°C to 121°C)
- Probe Length: 2.5 inches
- Thermowell: Included for easy installation and sensor protection
- Connection Type: Leads for straightforward field wiring
- Brand: Siemens Building Technology
- SKU: QAE2012.005
Application & Benefits
The QAE2012.005 is ideal for use in hydronic heating and cooling systems, chilled water loops, hot water systems, and other fluid-based HVAC applications where accurate immersion temperature sensing is critical. The included thermowell protects the sensing element from direct fluid contact, simplifying maintenance and sensor replacement without draining the system. Lead-type connections allow for flexible installation and integration with building automation controllers and energy management systems.
Why Choose Siemens QAE2012.005
- Platinum RTD technology ensures long-term stability and measurement accuracy
- Wide temperature range (0°F–250°F) suits a broad variety of HVAC fluid applications
- Thermowell included — no additional hardware required for protected installation
- Compatible with Siemens building automation and control systems
- Compact 2.5-inch probe fits standard immersion ports and wells
- Lead connection type for easy integration into control panels and BAS wiring
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