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Electronic single-seat control valve

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Electronic single-seat control valve

Model: ZDLP
Nominal diameter: DN25 ~ 200mm
Nominal pressure: PN1.6 ~ 6.4MPa
Ambient temperature: -25 ~ +70 ℃
Humidity: ≤ 95%
Flange standard: JB / T79.1-94,79.2-94 etc.
Body material: steel (ZG230450), stainless steel (ZGICr18Ni9Ti, ZGICr18Ni12M02Ti), etc.
Contact purchase
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Body
formStraight through the single seat cast ball valve
Nominal diameter25, 32, 40, 50, 65, 80, 100, 1 25, 150, 200 mm
Nominal pressurePN16, 40, 64 bar
Flange standardJB / T79.1-94,79.2-94 and so on
MaterialCast steel (ZG230450), stainless steel (ZGICr18Ni9Ti, ZGICr18Ni12M02Ti), etc.
On the bonnetStandard type: -17 ~ 230 ℃ Cooling type: 230 ~ 450 ℃ Low temperature type: -60 ~ 196 ℃ Bellows Sealed: -40 ~ 350 ℃
Cover formBolt compression type
FillerV-type PTFE filler, PTFE impregnated asbestos filler, asbestos textile filler, graphite filler

 

Valve assembly
Spool typeSingle-seat spool valve
Flow characteristicsEqual percentage characteristics and linear characteristics
 materialStainless steel (1Cr18Ni9Ti, 1Cr18Ni12M02Ti, 17-4PH, 9Cr18, 316L), stainless steel heap too Lai Lai alloy, titanium and corrosion-resistant Taiwan gold.

 

Execution agency
 Type381 LSA-08381 LSA-20381 LSB-30381 LSB-50381 LSC-65381 LSC-99381 LSC-160
Piston diameter381 LXA-08381 LXA-20381 LXB-30381 LXB-50381 LXC-65381 LXC-99381 LXC a 160
Output push (N)80020003000500065001000016000
The maximum travel L (mm)3060100
Working speed (mm / s)4.22.13.51.72.82.01.0
The main technical parametersPower supply voltage: 220W50Hz Input signal: 4-20mA or 1-5V. DC output signal: 4-20mA. DC
Protection class: quite IP55 Flameproof mark: Exd || BT4 Hand control function: handle
Ambient temperature: -25 ~ +70 ℃ Humidity: ≤ 95%

 

performance
ProjectWithout locatorWith locator
Basic error%± 5.0± 1.0
Backlash%≤3.0≤1.0
dead zone%≤3.0≤0.4
Always point deviation%Open airStart point± 2.5± 1.0
end± 5.0± 1.0
Qi offStart point± 5.0± 1.0
end± 2.5± 1.0
Rated travel deviation%≤2.5
Leakage 1 / h0.01% X valve rated capacity
Adjustable range R30: 1

 

Rated flow coefficient Kv, rated travel, equipped with actuator type, allowing pressure
Nominal diameter DN (mm)253240506580100125150200
Seat diameter DN (mm)253240506580100125150200
Rated flow coefficient Kv81322325080120200280450
Travel L (mm)162040
60
Equipped with actuator model381 LS / XA-20381 LS / XA-30381 LS / XA-50381 LS / XA-65
Allowable pressure difference (bar)30201820.511.66.74.73.92.61.6

Note: The bellows seal control valve, the maximum allowable pressure of 10bar, the table if the value is less than 10bar unchanged, if more than 10bar then take l0bar.
 

Dimensions and weight unit: mm
Nominal diameter253240506580100125150200
LPN16 / 40185200220250275300350410450550
PN64200210235265295320370440475570
D
255255255255255255255310310310
R
177177177177177177177226226226
H1PN16 / 40155175180200235250260330350420
PN64165185185205245255270335365430
H3PN16 / 40171195200220262277287357377447
PN64181205205225272282297362392457
H2
373495495495700700700725725725
H4
459459459459520520520570570570
H5PN64120120140145190210220270280320
Weight 
(KG)		PN16 / 40161922233950598087115
PN6421243133497592129137170

Note:

1, the other structural dimensions refer to ZJHP pneumatic diaphragm single seat control valve.

2, the table weight with the use of PSL-type actuator data.     

3, valve flange and flange end distance can be manufactured according to user-specified standards, such as: ANSI, JIS, DIN standards.

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