4-20mA Flow Stainless Steel Pneumatic Electric Control Float Ball Valve

4-20mA Flow Stainless Steel Pneumatic Electric Control Float Ball Valve

The intelligent electric control valve is a balanced electric control valve. By adopting a smart integrated electric actuator, it accepts analog 4-20 mA or 1-5 V•DC standard signal
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Valve Body Parameters

Nominal Size (DN)

20

25

32

40

50

65

80

100

125

150

200

250

300

Valve Seat Diameter (dn)

20

25

32

40

50

65

80

100

125

150

200

250

300

Rated Flow Coefficient (KV)

Single Seat

6.9

11

17.6

27.5

44

69

110

176

275

440

630

875

1250

Sleeve

6.3

10

16

25

40

63

100

160

250

360

570

850

1180

Allowable Pressure (MPa)

Single Seat

3.8

3.2

3.0

2.0

1.8

1.5

1.4

1.0

0,7

0.6

0.5

0.3

0.1

Sleeve

6.4

6.4

5.2

5.2

4.6

4.6

3.7

3.7

3.5

3.1

3.1

2.6

2.2

Nominal Pressure (MPa)

1.6, 2.5, 4.0, 6.4, 10.0, 16.0, 25.0

Rated travel (mm)

16

25

40

60

100

Bonnet

Standard Form (-17～+250℃), High-temperature Form (+250～+450℃), Low-temperature Form (-40～-196℃), Bellows Seal Form(-40～+350℃)

Bonnet type

Bolt Compression

Sealing gasket

V-type PTFE Filler, V-type Flexible Graphite Filler

Body Material

Carbon Steel(WCB, WCC), Stainless Steel(CF8, CF8M, CF3, CF3M, Duplex Stainless Steel 2520)


Trim Parameters

Structure

Single seat plunger type spool, Sleeve type spool

Flow Characteristics

Linear, Equal Percentage

Trim Material

Stainless Steel (304, 316, 316L)

The matching actuator parameters are as follows:

Actuator Models

Imported (Rotork, Siemens, AUMA, Westbosch) and other customer-designated brands

Main Technical Parameters

Power Supply Voltage: AC 220V, AC 380V; Special order DC 24V; (others)

Input signal: 4-20mA or 1-5V•DC, Output signal: 4-20mA•DC; Special custom RS485 communication interface

Protection Level: Quite IP65, Explosion-proof Mark: ExdIIBT4 (optional BT6, CT4, CT6), Hand Function: Handle

Ambient Temperature: -25～+70℃, Ambient Temperature: ≤95%


Performance Index




Electric Actuator Main Technical data

Nominal pressure: 1.6, 2.5, 4.0, 6.4 MPa

Valve material: cast iron, cast steel, cast stainless

Inherent flow characteristic: line, equal percent

Mode of Action: electric open(K), electric close(B)

Temperature range: -20~250°C(normal temperature),-20~425°C(medium temperature)



Input single: 4~20mA

Voltage: 220V50Hz or 380V

Actuator rated travel: See sheet 1

Basic error: 1%, 1.5%

Dead zone: 0.5%~3%

Return difference: 1.5%

Control accuracy: ±1%

Protective degree: IEC145IP67

Allowing leakage volum: ZRLP meet ANSI B16.106 IV degree, ZRLN meet ANSI B16.106 II degree

Application temperature: Electric regulating valve -20~+80°C

Using situation humidity: Electric regulating valve ≦95%

Surrounding gas: Gas


Outline dimension & connection

Nominal diameter DN

L

H1

H2

ZRLP

ZRLN


PN 1.6


PN 2.5/4.0


PN 6.4


Normal type


Hot piece type


Normal type


Hot piece type


ZRLP


ZRLN

20

180

180

190

753

904

/

/

65

/

25

185

190

205

765

916

770

920

112

117

32

200

210

220

771

922

773

923

118

120

40

220

230

240

783

934

793

943

129

139

50

250

255

265

798

949

798

948

144

144

65

275

285

295

889

1049

899

1059

178

188

80

305

310

325

892

1052

909

1069

191

208

10

350

355

370

896

1056

921

1081

195

220

125

410

425

440

1000

1162

1050

1187

245

270

150

450

460

475

1080

1215

1115

1298

255

280

200

550

560

570

1150

1260

1210

1339

290

320

250

640

655

670

1195

1315

1256

1468

380

440

300

720

735

750

1265

1385

1315

1527

435

502

Our commission is always to provide our customers and clientele with best quality and aggressive portable digital products for 4-20mA Flow Stainless Steel Pneumatic Electric Control Float Ball Valve. We believe that the success of a business should be even more demanding in terms of environmental sustainability, to achieve green development and harmonious development. Our company's product market is vast and we have established a long-term cooperative relationship with a number of distributors and manufacturers and has been unanimously praised by the industry. Our company has a complete and scientific quality management system.
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