4-20ma Electric flow control valve

4-20ma Electric flow control valve Product introduction

　4-20ma Electric flow control valve manufacturer, factory and supplier. 4-20ma Electric flow control valve is conposed of single seat or cage seat control valve and electric actuator with 4-20mA signal control. 4-20ma Electric flow control valve is used for water, steam flow control system. 4-20ma Electric flow control valve with servo system, no need the servo amplifier, can work when supplying power and input signal, with small sensitivity to flow rate.

4-20ma Electric flow control valve specifiation:

4-20ma Electric flow control valve body type:	straight through casting globe type
Spool type:	balanced cage guided sleeve ype
Nominal size:	DN25~300,、 NPS 1〞~ 12〞
Nominal pressure:	PN16 ~ 100、 CLASS 150LB ~ 600LB
Connection: flange:	FF、RF、MF、RTJ
Welding:	SW、BW
Flange dimension:	According to to IEC 60534
Control valve material:	WCB/WCC/WC6/CF8/CF8M/CF3M
Packing:	V type PFTE packing, flex. graphite packing, etc.
Gasket:	Metal graphite packing
Actuator of control valve:	Electric: 3810L series smart actuator, PSL series actuator.

4-20ma Electric flow control valve specifiation:

Motorized steam control valve Type\ Method	Electric actuator
	3810L series (R type)
	Intelligent integrated type
Usage	Regulating
Air supply pressure or Power supply voltage	Power: AC 220V±10% 50Hz Or Power: AC 380V±10% 50Hz
Connector	Normal type: cable inlet 2-PF(G1/2〞) Explosive proof: Protection jacket PF(G3/4〞)
Direct action	Input signal increase, stem descend, valve close.
Reaction	Input signal increase, stem ascend, valve open.
Input signal	Input / output 4～20mA.DC
Lag	≤0.8%FS
Linear type	≤+1%FS
Environmental temperature	Standard type: -10℃～+60℃ With space heater : -35℃～+60℃ Explosive proof: -10℃～+40℃
Motorized steam control valve Accessories	Space heater (normal type) Non-standard accessories, need special customized notes.

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