Pneumatic Sleeve Type Control Valve
Electric Sleeve Type Control Valve
Specification
| Body type: | straight through globe type |
|---|---|
| Spool type: | non-balanced single seat plug type |
| 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: | acc. to IEC 60534 |
| Bonnet type: | Standard type（-5℃~230℃） Radiator type: （-45℃~ higher than230℃ occasion ） Low temperature extended type(-196℃~ -45℃） Bellow seal type |
| Packing: | V type PFTE packing, flex. graphite packing, etc. |
| Gasket: | Metal graphite packing |
| Actuator: | pneumatic: multi-spring diaphragm actuator, piston type actuator. electric: 3810L series smart actuator, PSL series actuator. |
| Surface painting: | Green color, acrylic acid polyurthene ceramic paint. |
Code
| Z | Actuator | H | Structure | Nominal pressure | Body material | Nominal size |
|---|---|---|---|---|---|---|
| Z series control valve | J: pneumatic diaphragm actuator H: pneumatic piston actuator | H direct travel | M: standard sleeve type MF: soft sealing sleeve ML: Single level cage type MT: Two level cage type MG: sleeve type control valve with radiator MV: sleeve type with bellow seal MD: low temperature sleeve type | PN16=16 CL150LB=150 LB JIS10K=10K | C=WCB LC=LCB P=CF8 PL=CF3 R=CF8M RL=CF3M D=special material | DN25= DN252 NPS1〞= NPS 1〞 |
| Such as: Z type pneumatic diaphragm sleeve type control valve, pressurePN16，valve body WCB，nominal size DN50，type: ZJHM-16C DN50 | ||||||
Performance
| Flow characteristic | Linear, percentage, quick open | ||
|---|---|---|---|
| Allowable range | 50: 1 | ||
| Rated Cv value | Percentage CV10~1400 ，linear CV11~1500 | ||
| Allowable leakage | Metal seal: II grade（0.5% rated capacity）soft seal: V grade | ||
| Performance | Pneumatic | Electric | |
| Allowable tolerance, % | ±1.5 | ±1.0 | |
| Return difference, % | ≤1.5 | ≤1.0 | |
| Dead zone, % | ≤0.6 | ≤1.0 | |
| The difference from beginning to endpoint, % | ±2.5 | ±2.5 | |
| Rated travel difference, % | ≤2.5 | ≤2.5 | |
Note: specification on the basis of the control valve with positioned and PTFE packing.
Special specification
| Special test | Material penetration flaw detection (PT), radiator test (RT), flow characteristic test, low-temperature test. |
|---|---|
| Special treatment | Trim nitrogen treatment, seat hard alloy treatment. |
| Special rinse | Degreasing and dehydration treatment |
| Special condition | Special piping or connection, vacuum condition, S.S fastener, special coating. |
| Special dimension | Customized face to face length or dimension |
| Test and inspection | Third-party test report |
Actuator
| Type\Method | Pneumatic diaphragm actuator | Electric actuator |
|---|---|---|
| ZH23～ZH56 | 3810L series | |
| Multi-spring type | Intelligent integrated type | |
| Usage | Regulating type, an ON-OFF type | Regulating |
| Air supply pressure or Power supply voltage | Air supply pressure (Spring range) 140（20～100）Kpa G 240 (40～200) Kpa G 280 (80～240) Kpa G | Power: AC 200V±10% 50Hz Or Power: AC 380V±10% 50Hz |
| Connector | Air pipe connector: RC1/4 | Normal type: cable inlet 2-PF(G1/2〞) Explosive proof type: can install protection jacket PF(G3/4〞) |
| Positive action | Pressure increase, stem descend, valve close. | Input signal increase, stem descend, valve close. |
| Negative action | Pressure increase, stem ascend, valve open. | Input signal increase, stem ascend, valve open. |
| Input signal | 40～20mA.DC（with positioner） | Input/output4～20mA.DC |
| Lag | ≤1%FS（with positioner） | ≤0.8%FS |
| Linear type | 2%FS（with positioner） | ≤+1%FS |
| Environmental temperature | -10℃～+70℃ | Standard type: -10℃～+60℃ With space heater: -35℃～+60℃ Explosive proof: -10℃～+40℃ |
| Surface coating | Green, acrylic acid polyurethane coating | Blue, acrylic acid polyurethane coating |
| Accessories | E/P, P/P valve positioned, filter regulator, valve converter, solenoid valve, limited switch | Space heater (normal type) |
| Note: non-standard types should have special notice. | ||
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- Tel: +86-21-68106360
- Wechat: 1503503
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