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1/2″ 2-Way, Pneumatic, SR, N.C., w/MK-2690 (8-13 lbs)
Valve Assembly:
- Body Size: 1/2 in
- Configuration: 2-Way
- Type: Globe
- Body Pattern: Straightway
- Connection: NPT
- Stem Flow Action: Stem up A closed
- Material Trim: Brass
- Flow Coefficient: 4.4 cv
- Close-Off Pressure: 50 PSI
- Actuator Type: Pneumatic
- Control Signal: 2-Position (On/Off), Proportional
- Control Spring Range: 3 to 7 PSIG, 5 to 10 PSIG, 8 to 13 PSIG
- Loss of Power Type: Spring Return
- Loss of Power Position: Normally closed
- Leads and Connections: 1/8 in Air NPT
- Mechanical Movement: Linear
- Protection Rating: NEMA 1
Assembly Components:
- Valve Body: VB-7221-0-4-04
- Valve Range: Venta
- Valve Linkage: AV-7400
- Actuator: MK-2690
- Actuator Comment: Comes with a blue 8 to 13 PSIG spring
Product Specifications
| Actuator Comment | Comes with a blue 8 to 13 PSIG spring |
| Actuator Diaphragm Material | Neoprene |
| Actuator Housing Material | Aluminum die cast |
| Actuator Type | Pneumatic |
| Actuator Use | Globe Valves |
| Body Pattern | Straightway |
| Body Size | 15 mm (1/2 in) |
| 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 |
| Close-Off Pressure | 345 kPa |
| 50 psi | |
| Configuration | 2-Way |
| Control Signal | 2-Position (On/Off) |
| Proportional/Modulating | |
| Control Spring Range | 3 to 7 PSIG |
| 5 to 10 PSIG | |
| 8 to 13 PSIG | |
| Diaphragm Effective Area | 6 sq in in² |
| Flow Characteristic | Modified equal percentage |
| Flow Coefficient | 3.81 kvs |
| 4.41 cv | |
| Humidity | 5 to 95% non-condensing |
| IP Protection Rating | IP10 |
| Lead Length | 1/8 in |
| Leads and Connections | Air NPT |
| Loss of Power Position | Normally closed |
| Loss of Power Type | Spring Return |
| Material Body | Bronze |
| Material Packing | Spring-loaded PTFE/EPDM |
| Material Plug | Brass |
| Material Seat Port A | Bronze |
| Material Seating Seal Port A | PTFE |
| Material Trim | Brass |
| Mechanical Movement | Linear |
| Override | 5/32 Allen wrench |
| Pipe Size | 1/2 in |
| Position Indicator | Green push stem with color markers |
| Positioner | No |
| Pressure Allowable Static | Class 250 with 400 PSIG up to 150 F decreasing to 321 PSIG at 281 F |
| Pressure Class | 250 ANSI |
| Pressure Fluid Max Delta P Normal Life | 600 kPa |
| 87 psi | |
| Pressure Fluid Max Delta P Quiet Service | 242 kPa |
| 35 psi | |
| Pressure Saturated Steam Maximum Inlet | 242 kPa |
| 35 psi | |
| Product Line | Schneider Electric |
| Product Range | Venta |
| Product Series | VB-7200 |
| Rangeability | 100:1 |
| Seat Leakage Port A | ANSI IV (0.01%) |
| ANSI V | |
| Stem Flow Action | Stem up A closed |
| Stem Movement | Linear |
| Stroke Auto Calibration | No |
| Stroke Distance | 7/16 in |
| Temperature Ambient Operating Range | -28.8 to 104.4 C (-20 to 220 F) |
| Temperature Range Fluid | -7 to 138 C (20 to 281 F) |
| Temperature Range Saturated Steam | -7 to 138 C (20 to 281 F) |
| Temperature Shipping and Storage Range | -40 to 104.4 C (-40 to 220 F) |
| Type | Globe |
| Weight | 3 lbs |
|---|---|
| Dimensions | 2 × 2 × 2 in |
| Part Number | VK-7221-203-4-04 |
| Manufacturer |
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