837-A4A ALLEN BRADLEY

837-A4A ALLEN BRADLEYAllen Bradley 837 A4A Temperature Control Remote Bulb and Capillary The Allen Bradley 837 A4A is part of the Bulletin 837 Series A line of electromechanical temperature control devices, designed to provide accurate and reliable temperature regulation for industrial and commercial applications. This model features a remote bulb and capillary design, allowing flexible installation and temperature sensing away from the main control unit. Key

Allen-Bradley 837-A4A Temperature Control – Remote Bulb and Capillary

The Allen-Bradley 837-A4A is part of the Bulletin 837 Series A line of electromechanical temperature control devices, designed to provide accurate and reliable temperature regulation for industrial and commercial applications. This model features a remote bulb and capillary design, allowing flexible installation and temperature sensing away from the main control unit.

Key Specifications:

• Catalog Number: 837-A4A

• Series: A

• Temperature Range: 80°F to 190°F (27°C to 88°C)

• Device Style: A (Standard Enclosure)

• Sensor Type: Remote Bulb with Capillary

• Capillary Length: Typically 6 ft (1.8 m) – consult datasheet for exact length

• Enclosure Type: NEMA Type 1 – suitable for indoor, general-purpose use

• Output Type: SPDT (Single Pole, Double Throw) switch

• SOP: Standard Operating Protocol

• Manufacturer Code: 10781180897532

Features & Benefits:

• 🌡️ Remote Sensing: Ideal for hard-to-reach or confined areas where localized sensing isn't practical

• 🔧 Rugged Mechanical Design: Built to withstand vibration, dust, and moderate industrial environments

• ⚙️ Easy Installation: Mountable in control panels or directly on machinery

• 🔄 Reliable Switching: Electromechanical operation ensures dependable actuation at setpoints

• 🧩 Versatile Applications: Suitable for HVAC systems, boilers, process control, and equipment temperature monitoring