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Invensys MK-7121 Proportional Valve Actuator, 20 sq. in., 8-13 Spring, 22.5 lb-in. ***TAC EXPRESS***
Actuator: (MK-7121):
- Actuator Type: Pneumatic
- Control Signal: 2-Position (On/Off), Proportional
- Control Spring Range: 8 to 13 PSIG
- Loss of Power Type: Spring Return
- Leads and Connections: 1/8 in Air NPT
- Mechanical Movement: Linear
- Protection Rating: NEMA 4
- Product Line: Schneider Electric
- Product Series: MK-71×0
- Actuator Use: Air Valves, Butterfly Valves, Dampers
Product Specifications
| Actuator Diaphragm Material | Neoprene |
| Actuator Housing Material | Aluminum die cast |
| Actuator Type | Pneumatic |
| Actuator Use | Air Valves |
| Butterfly Valves | |
| Dampers | |
| By Schneider | Yes |
| California Residents |  WARNING:This product can expose you to chemicals including lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov |
| Control Signal | 2-Position (On/Off) |
| Proportional/Modulating | |
| Control Spring Range | 8 to 13 PSIG |
| Diaphragm Effective Area | 20 sq in in² |
| IP Protection Rating | IP56 |
| Lead Length | 1/8 in |
| Leads and Connections | Air NPT |
| Loss of Power Type | Spring Return |
| Mechanical Movement | Linear |
| Override | 5/32 Allen wrench |
| Position Indicator | Green push stem with color markers |
| Positioner | No |
| Product Series | MK-71xx |
| Stroke Auto Calibration | No |
| Temperature Ambient Operating Range | -28.8 to 71.1 C (-20 to 160 F) |
| Temperature Shipping and Storage Range | -40 to 71 C (-40 to 159.8 F) |
Documents
| Installation instructions | MK/MK4-7100 Series Pneumatic Damper Actuators |
| Weight | 22 lbs |
|---|---|
| Dimensions | 22 × 14 × 10 in |
| Manufacturer |
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