the drawing of ZZWPE air opreated regulating valve
1.intelligent actuator
2.master valve block
3. sensor
4.capillary
5.mechanism
6.manual structrue
7.temperature set switch
detailed product description
parameter list
| 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 characteristic |
1.6 |
2.5 |
4 |
6.3 |
10 |
16 |
25 |
40 |
63 |
100 |
160 |
250 |
400 |
630 |
| trip rating (mm) |
16 |
25 |
40 |
60 |
| nominal pressure PN(Mpa) |
1.0 1.6 4.0 6.4 |
| characteristics of inherent flow |
linear , equal proportion |
| nature regulating ratio |
0°C-100°C |
| allow leakage |
one-seater |
hard sealing IV level soft sealing Vilevel |
| sleeve |
hard sealingII level soft sealingVI level |
| temp.(°C) |
20~200 -40~250 -40~450 -60~450 |
| signal scope (Ma.DC) |
0~10 4~20 |
| mode of action |
closing type , opening type |
| ambient temperature (°C) |
electronic valve -20~70°C |
| ambient humidity |
electronic valve ≤95percent |
| power voltage |
220V 50Hz |
