PRODUCT DESCRIPTION
ALLEN BRADLEY 837-A2AX512 - RTD Temperature Sensor
The ALLEN BRADLEY 837-A2AX512 is an industrial Resistance Temperature Detector (RTD) sensor designed for precise temperature measurement in demanding process environments. This device provides a linearized analog output signal, facilitating direct integration with programmable logic controllers (PLCs) and distributed control systems (DCS) for accurate temperature monitoring and control in applications such as fluid temperature regulation, HVAC systems, and general machinery process control.
Technical Specifications:
- SERIES/FAMILY: 837 Series Temperature Sensors
- COMPONENT TYPE: Resistance Temperature Detector (RTD) Sensor
- ELECTRICAL SPECS:
- OUTPUT SIGNAL: Analog 4-20mA (standard industrial current loop)
- SUPPLY VOLTAGE: 24VDC (typical)
- SENSOR ELEMENT: Pt100 (IEC 60751 Class A or B, depending on specific configuration)
- MECHANICAL/PHYSICAL:
- PROBE MATERIAL: 316L Stainless Steel (common industrial standard)
- PROBE LENGTH: Configured by '512' suffix (e.g., 50mm, 100mm, 150mm)
- PROCESS CONNECTION: Threaded (e.g., NPT, G thread) or compression fitting, defined by '512' suffix
- FORM FACTOR: Cylindrical probe with integrated transmitter head
- INTERFACE/CONTROL:
- ELECTRICAL CONNECTION: M12 Connector or Integral Cable (configuration dependent on 'X' and '512' suffix)
- FEEDBACK: Continuous analog current output proportional to temperature
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP67 or IP69K (typical for industrial process sensors)
- OPERATING TEMPERATURE RANGE: Configured by '512' suffix (e.g., -50°C to +150°C, -50°C to +200°C)
- COOLING METHOD: Passive (convection)
- MOUNTING STYLE: Direct process insertion via threaded connection or thermowell
- COMPATIBILITY/APPLICATION:
- TARGET SYSTEMS: Allen-Bradley Logix PLCs, other industrial PLCs, DCS, SCADA systems
- APPLICATIONS: Fluid temperature monitoring, HVAC systems, process vessel temperature control, industrial machinery, OEM equipment