Xiangjing (Shanghai) M&E Technology Co., Ltd
| Payment Terms | T/T |
| Supply Ability | 1000 units per year |
| Delivery Time | 5-7 work days |
| Packaging Details | Carton + Wooden Box + Protection |
| Pneumatics | Air or Sweet Natural Gas |
| Power Supply | 4-20mA |
| Connections (Supply and Actuator) | 1/2" NPT |
| Accuracy | ± 0.5 percent Full Span |
| Valve type | Control Valve |
| Brand Name | Masoneilan |
| Model Number | 4700E |
| Place of Origin | Amercia |
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Product Specification
| Payment Terms | T/T | Supply Ability | 1000 units per year |
| Delivery Time | 5-7 work days | Packaging Details | Carton + Wooden Box + Protection |
| Pneumatics | Air or Sweet Natural Gas | Power Supply | 4-20mA |
| Connections (Supply and Actuator) | 1/2" NPT | Accuracy | ± 0.5 percent Full Span |
| Valve type | Control Valve | Brand Name | Masoneilan |
| Model Number | 4700E | Place of Origin | Amercia |
| High Light | Spiraxsarco pneumatic control valve ，Masoneilan SVI2 valve positioner ，FOXBORO SRD991 positioner | ||
The Masoneilan 4700E is a robust electro-pneumatic positioner that uses a precision multi-lobe cam feedback system to deliver accurate valve positioning, fast response, and customizable control characteristics. Designed for use with both rotary and reciprocating actuators, it converts a 4-20 mA input signal into proportional pneumatic output, making it a trusted choice for demanding industrial control valve applications.
| Attribute | Value |
|---|---|
| Type | Electro-pneumatic (4-20 mA input) |
| Action | Direct (increasing signal increases output) |
| Input Signal | 4-20 mA |
| Input Resistance | 170 ohms nominal |
| Deadband | <0.5% of span |
| Hysteresis | <0.5% of span |
| Repeatability | Within 0.5% of span |
| Sensitivity | Better than 0.3% of span |
| Conformity | +1% of span |
| Air Supply | Up to 100 psig (dictated by actuator) |
| Air Consumption | Low steady-state consumption |
| Air Connections | 1/4" NPT |
| Electrical Connections | 1/2" NPT or M20 |
| Operating Temperature | Wide range with temperature effect data available |
| Housing | Die-cast aluminum with corrosion-resistant internals |
| Mounting | Suitable for rotary (direct cam on shaft) or reciprocating actuators (lever and turnbuckle) |
Ideal for precise positioning of control valves in oil & gas, refining, chemical processing, power generation, and other industries where corrosion resistance, fast response, and customizable flow characteristics are required.
Q: What cam characteristics are available? A: Field-changeable linear, split-range linear, and equal percentage.
Q: Is it suitable for harsh environments? A: Yes, with corrosion-resistant materials and fully enclosed adjustments.
Q: Can it be used on rotary valves? A: Yes, the cam mounts directly on the actuator shaft.
Q: How is calibration performed? A: Zero adjustment is easy via the spring button and turnbuckle.
Q: Does it support reciprocating actuators? A: Yes, using a simple lever and turnbuckle assembly.
Phone: +86-17799852698(WeChat/WhatsApp supported)
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Agent,Importer,Exporter,Trading Company,Seller,Other
Year Established:
2015
Total Annual:
30,000,000-50,000,000
Employee Number:
200~300
Ecer Certification：
Verified Supplier
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