Fisher 2052 Size 2 Spring-and-Diaphragm Rotary Actuator
$ 5,750
Lead Time: 1 Week
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2052 Size 2
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Identified as Type 2052 Size 2 (Year 2020)
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Operating pressure 2 barg (29 psig)
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Action: PDTO (Pressure-Decrease-To-Open)
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Rotation: 90°
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Serial No.: F002694987
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Tag No.: 404.006.128
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Suitable for quarter-turn valves requiring high reliability, compact footprint, and robust performance
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Field-reversible and compatible with a wide range of control options
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Industry-standard mounting and actuation interface
Fisher 2052 Size 2 Spring-and-Diaphragm Rotary Actuator
The Fisher 2052 Size 2 actuator is a compact, high-performance spring-and-diaphragm rotary actuator designed for reliable quarter-turn valve control in both on-off and throttling applications. Equipped with a nested spring design (no bench-set required), ISO 5211 mounting, and field-reversible action, it is ideal for space-constrained installations or process skids.
Specifications
| Specification | Description |
|---|---|
| Make | Fisher (Emerson) |
| Model / Type | 2052 |
| Size | 2 |
| Operating Pressure | 2 barg (29 psig) |
| Action | PDTO (Pressure-Decrease-To-Open) |
| Rotation | 90° |
| Serial Number | F002694987 |
| Tag Number | 404.006.128 |
| Platform | Spring-and-Diaphragm Rotary Actuator |
| Torque Output (Size 2) | ~320 N·m (approx.) |
| Maximum Casing Pressure | 5 bar (73 psig) approx. |
| Temperature Range – Standard | –45 °C to +80 °C |
| Mounting Interface | ISO 5211, Size 2 = F10 flange wide |
| Fail-Safe Action | Spring return (air-to-close or air-to-open) |
| Weight (approx.) | ~54.4 kg (120 lb) (Size 2 typical) |


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