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April  4 , 2020  Saturday
Home> electric valve >> ZAZN electric two-seat adjusting valve
  • Product number:MC-000000005263
  • Product name:electric two-seat adjusting valve
  • Product Type:ZAZN
  • Product nameplate:SAIC
  • Project Category:electric valve >>
  • Manufacturer:Shanghai Automation Instrumentation Co., Ltd.
  • Sales unit: Shanghai Automation Instrumentation Marketing Center
  • Information download:Click to enter the download page  
  • Introduction
  • Specifications
ZAZN electric two-seat adjusting valve, receive DC current signal, change the adjusted media flow, keep the controlled process parameters at given value. Widely used in electric、metallurgy、chemical、textile、pharmacy、papermaking and other automatic system
This product, nominal diameter from 20 to 200mm, nominal pressure 1.0、1.6、4.0、6.4MPa, using temperature -40℃~450℃, receive signal 0~10mA.DC or 4~20mA.DC. electric single-seat adjusting valve used in fields with smaller pressure difference, large viscosity and particulate matter. Electric sleeve adjusting valve used in fields with large pressure difference.
Nominal diameter DN(mm)
(diameter of valve seat dn)
20
25
32
40
50
65
80
100
125
150
200
(10)
(12)
(15)
(20)
Rated flow coefficient
Straight line
1.8
2.8
4.4
6.9
11
17.6
27.5
44
69
110
176
275
440
690
Equal percentage
1.6
2.5
4
6.3
10
16
25
40
63
100
160
250
400
630
Rated travel (mm)
16
25
40
60
Nominal pressure PN(MPa)
1.0 1.6 4.0 6.4
Rated flow characteristics
Straight line、equal percentage
Rated adjustable ratio
50
Allowed leakage
Single-seat
Hard sealing:IV level  soft sealing:VI level  
Sleeve
Hard sealing:II level  soft sealing:VI level  
Working temperature t(℃)
-20~200 -40~250 -40~450 -60~450
Signal range (mA.DC)
0~10 4~20
Action mode
Power off    power on
Using environment temperature (℃)
Electric adjusting valve :-20~70℃     servo amplifier :0~50℃
Using environment humidity
Electric adjusting valve:≤95%          servo amplifier:≤85%
Power voltage
220V 50Hz 380V 50Hz 24AC/DC
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