PRODUCT DESCRIPTION
SIEMENS QAE2121.015 - Immersion Temperature Sensor
This SIEMENS QAE2121.015 is an immersion temperature sensor from the QAE21 series, engineered for precise temperature acquisition in liquid or gaseous media within industrial HVAC and building automation systems. It provides a passive Pt1000 resistance output, facilitating direct integration with DDC controllers, PLCs, or building management systems for accurate process control. The unit is specifically designed for reliable operation in heating, ventilation, and air conditioning applications, supporting energy management and system optimization.
Technical Specifications:
- SERIES/FAMILY: QAE21
- COMPONENT TYPE: Immersion Temperature Sensor
- ELECTRICAL SPECS:
- SENSOR TYPE: Pt1000
- NOMINAL RESISTANCE AT 0°C: 1000 Ohm
- MEASUREMENT PRINCIPLE: Resistance Temperature Detector (RTD)
- MECHANICAL/PHYSICAL:
- IMMERSION LENGTH: 15 mm
- SENSING ELEMENT MATERIAL: Stainless Steel
- HOUSING MATERIAL: Plastic
- FORM FACTOR: Immersion probe with terminal head
- INTERFACE/CONTROL:
- OUTPUT SIGNAL: Passive Resistance (Pt1000)
- ELECTRICAL CONNECTION: Screw terminals
- ENVIRONMENTAL/MOUNTING:
- IP RATING (HOUSING): IP54
- IP RATING (SENSING ELEMENT): IP65
- OPERATING TEMPERATURE RANGE: -30 to +130 °C
- MOUNTING: Immersion into pipe, tank, or duct via compatible thermowell or direct thread
- COMPATIBILITY/APPLICATION:
- TARGET SYSTEMS: Building Management Systems (BMS), Direct Digital Control (DDC) systems, Programmable Logic Controllers (PLCs)
- APPLICATIONS: HVAC systems, heating plants, ventilation systems, air conditioning systems, process temperature monitoring in liquid or gaseous media