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Nominal diameter DN |
Single-seat |
20 |
25 |
32 |
40 |
50 |
65 |
80 |
100 |
125 |
150 |
200 | |||||||||
Double-seat |
|
25 |
32 |
40 |
50 |
65 |
80 |
100 |
125 |
150 |
200 | ||||||||||
Rated flow coefficient Kv |
Single-seat |
0.08 |
0.12 |
0.20 |
0.32 |
0.50 |
0.80 |
1.2 |
2.0 |
3.2 |
5.0 |
8 |
12 |
20 |
32 |
50 |
80 |
120 |
200 |
280 |
450 |
Double-seat |
|
10 |
6 |
25 |
40 |
63 |
100 |
160 |
250 |
400 |
630 | ||||||||||
Flow characteristics |
Straight line |
Straight line;equal percentage | |||||||||||||||||||
Model of actuator |
|
|
ZMA-2 |
ZMA-3 |
ZMA-4 |
ZMA-5 | |||||||||||||||
Travel |
10 |
10 |
16 |
25 |
40 |
60 | |||||||||||||||
Action mode |
Air off (B), air on (K) | ||||||||||||||||||||
Spring pressure KPa |
Standard signal :20~100; other signal ;40~200;20~60;60~100 |