Tel:+86-17717520739
Email:info@shxvalve.com
Address: NO.720, Suide Road, Jiading District,Shanghai, China.
Model:
Electronic 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 |
Electronic control valve Bonnet type: |
Ⅰ:standard type(-20℃~230℃) Ⅱ:Radiator type: (-45℃~ high than 230℃ occasion) Ⅲ:Low temperature extended type(-196℃~ -45℃) Ⅳ:Bellow seal type Ⅴ:Warm insulation Jacket type |
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. |
Component name | Control Valve Material |
Body/Bonnet | WCB/WCC/WC6/CF8/CF8M/CF3M |
Valve spool/Seat | 304/316/316L(overlaying stellite alloy) |
Packing | Normal:-196~150℃ is PTFE,>230℃ is flexible graphite |
Bellows | 304/316/316L |
Gasket | Normal:Stainless steel with flexible graphite,Special:Metal tooth type gasket |
Control valve stem | 2Cr13/17-4PH/304/316/316L |
Electronic water flow control valve Flow characteristic | Linear, percentage, quick open | |
Allowable range | 50: 1 | |
Rated Cv value | Percentage CV10~1400 ,linear CV11~1500 | |
Allowable leakage | Metal seal:Ⅱgrade(0.5% rated capacity) Soft seal: V grade Leakage standard: GB/T 4213 |
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Electronic water flow control valve Performance | ||
Intrinsic error (%) | ±1.0 | |
Return difference(%) | ≤1.0 | |
Dead zone(%) | ≤1.0 | |
Difference from beginning to end point(%) | ±2.5 | |
Rated travel difference(%) | ≤2.5 |
Electrionic 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/output4~20mA.DC |
Lag | ≤0.8%FS |
Linear type | ≤+1%FS |
Environmental temperature | Standard type: -10℃~+60℃ With space heater : -35℃~+60℃ Explosive proof: -10℃~+40℃ |
Electronic water flow Control Valve Accessories |
Space heater (normal type) Non-standard accessories, need special customized notes. |