The Honeywell M940A1059 is a Modutrol IV Actionator Motor applied in proportional valve and damper positioning. Incorporating two SPDT auxiliary switches and a 120 V supply, the motor provides controlled motion and auxiliary control outputs with a nominal 30-second timing.
Technical Specifications
- Manufacturer: Honeywell
- Part Number: M940A1059
- Product Type: M940 Modutrol IV Motor
- Power Supply: 120 V, 23 W
- Nominal Timing: 30 seconds
- Motor Shaft Rotation: Adjustable 10 to 150°, reversible
- Auxiliary Switches: Two SPDT
- Replaced By: 2000-200-150-126-015-20-000000-0-0-00
Key Features and Functionality
- Proportional Control: Positions valves and dampers accurately.
- Auxiliary Switching: Provides two SPDT control outputs.
- Adjustable Rotation: Supports 10 to 150-degree stroke settings.
- Reversible Action: Allows flexible installation orientation.
- Type 4 Enclosure: Rated when drain holes are plugged.
Compatible Components and Related Parts
- R7195 External Electronic Motor Positioner
- 2000-200-150-126-015-20-000000-0-0-00 Herculine
Compliance and Approvals
- UL Certified
- CSA Certified
- NEMA Type 4 Enclosure Rating
Installation and Operational Notes
- Plug drain holes to maintain the enclosure rating.
- Verify auxiliary switch wiring before energizing.
- Confirm timing matches control requirements.
- Verify the rotation range before the mechanical linkage.
- Use a compatible positioner for feedback control.
Series Information
Honeywell Actionator Model Selection
Honeywell Herculine Actuators Model Selection Guide
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