Product Description
Force-balanced valve positioner for various control valves, suitable for various series of control valves.
Features
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Direct connection with A812 pneumatic diaphragm actuator supported, internal air supply, no external pipeline, compact structure and high cost performance
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Simple and reliable connection with the actuator, and easy to replace on site
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Flexible. Compatible with various pneumatic actuators, suitable for straight stroke, angular stroke, split range control, direct action, reverse action, large stroke and small stroke control valves, with no restriction on combination
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Component combined structure design, close connection with pneumatic diaphragm actuator, direct combination with air filter pressure reducer supported, simple structure, convenient for repair and maintenance
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High vibration resistance (no effect between 5Hz and 200Hz)
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Simple adjustment and easy exchange of direct and reverse actions
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Elimination of oscillation by adjusting the pore flow in the case of small actuators
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1/2 equal division control without replacement of parts
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Convenient feedback connection and low air consumption
Technical Data
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Input Signal
4-20mA DC
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Gas Supply Pressure
1.4~7Kgf/cm2 (20~100psi)
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Electrical Interface
1/2NPT PF1/2 (G1/2) M20×1.5
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Explosion-proof Grade
Exd II BT6 ExdII CT6 Exia II CT6
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IP Grade
IP66
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Ambient Temperature
-20~+70° C
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