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Invensys MK4-7121 Proportional Damper Actuator, 8-13 Spring, 67.5 lb-in., w/positive positioner AK-42309-500 ***TAC EXPRESS***
Actuator: (MK4-7121):
- Actuator Type: Pneumatic
- Control Signal: 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
- Additional Features: Adjustable start/span
- Protection Rating: NEMA 4
- Product Line: Schneider Electric
- Product Series: MK-71×0
- Actuator Use: Air Valves, Butterfly Valves, Dampers
Product Specifications
| Actuator Product Series | MK-71xx |
| Actuator Type | Pneumatic |
| Additional Features | Adjustable start/span |
| Brand | Schneider Electric |
| By Schneider | Yes |
| California proposition 65 |  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 – www.P65Warnings.ca.gov |
| Control Signal | Proportional/Modulating |
| Control Spring Range | 8 to 13 PSIG |
| Diaphragm Effective Area | 20 in² (129.03 cm²) |
| IP Protection Rating | IP56 |
| Lead Length | 1/8 in |
| Leads and Connections | Air NPT |
| Loss of Power Type | Spring return |
| Manufacturer | Schneider Electric |
| Material | Die cast aluminium: housing |
| Material Diaphragm | Neoprene |
| Mechanical Movement | Linear |
| Override | Manual override with 5/32 allen wrench |
| Position Indicator | Green Push Stem with Color Markers |
| Positioner | Yes |
| Product Destination | air valves |
| butterfly valves | |
| dampers | |
| Product Or Component Type | Actuator |
| Stroke Auto Calibration | No |
| Temperature Ambient Operating Range | -20…160 °F (-28.8…71.1 °C) |
| Temperature Shipping and Storage Range | -40…160 °F (-40…71 °C) |
Documents
| Installation instructions | MK/MK4-7100 Series Pneumatic Damper Actuators |
| Weight | 20 lbs |
|---|---|
| Dimensions | 22 × 14 × 10 in |
| Manufacturer |
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