Barber Colman MS-1233-100 Actuator

Barber Colman MS-1233-100 Electronic Actuator (Schneider Electric)

The Barber Colman MS-1233-100, now offered under the Schneider Electric brand, is a precision electronic actuator designed for proportional control of valves and dampers in HVAC and building automation systems. This actuator is engineered to accept standard control signals and deliver accurate, repeatable positioning, making it ideal for modulating applications requiring responsive and stable control.

Technical Specifications

  • Model: MS-1233-100

  • Type: Electronic Actuator

  • Manufacturer: Barber Colman (Schneider Electric)

  • Control Signal: Modulating (typically 0–10 VDC or 4–20 mA)

  • Power Supply: Typically 24V AC (confirm exact model requirements)

  • Torque Output: (Refer to datasheet – suitable for light to medium-duty control)

  • Travel Angle: Typically 90°

  • Mounting Style: Direct coupled or bracket-mounted

Key Features

-Precise electronic actuator for modulating control of HVAC dampers and valves
-Compatible with standard analog control signals (0–10 VDC / 4–20 mA)
Reliable, low-maintenance design for long operational life
Smooth, proportional response for tight control loop applications
Compact size suitable for control panels or mechanical installations

Compatible Components & Accessories

  • Barber Colman VB and VG series globe valves

  • Damper linkage kits and mounting brackets

  • Feedback potentiometers and auxiliary switch options

  • Schneider Electric or Barber Colman controllers and thermostats

Industry Applications

  • Commercial building HVAC systems

  • Laboratory and cleanroom airflow control

  • Industrial process control involving dampers or valves

  • Retrofit projects upgrading from pneumatic or older electric actuators

  • Central utility plant automation

Installation & Maintenance Notes

  • Ensure correct wiring of control signal and power supply

  • Mount actuator securely to valve or damper shaft

  • Calibrate stroke and signal range as required by the control system

  • Inspect periodically for dust, loose wiring, or mechanical binding

  • Use only factory-approved components for repair or adjustment

The Barber Colman MS-1233-100 electronic actuator provides accurate, modulating control for energy-efficient and responsive automation systems. Its design supports both new installations and retrofit upgrades, delivering reliable performance in critical HVAC and control applications.

We ship this product worldwide! Delivery is normally stock.

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