ZHA/B Type Pneumatic Diaphragm Actuator
ZHA/B type multi-spring pneumatic diaphragm actuator change output pressure of pneumatic adjustment gauge into push rod displacement change. It can connect a straight trip control valve to change the control system output signal into disk corresponding position to realize to control valve open degree. It has force uniform, good stability, large output push, small size, lightweight, and other advantages.
- Duración del precio: FOB/CIF/EXW/DAP
- Paquete: Exportado Caja de madera o de acuerdo a la petición del cliente
- Plazo de entrega7 a 10 días laborables
- Transportes: Por mar, por aire, por expreso
- Puerto de embarque: Puerto de Shanghai
- Origen del lugar: Jiangsu
- Garantía: 12 meses
- Características
- Especificación
- Modelo
- Dimension & Weight
- Observación
- ZHA type: direct action, pneumatic close. When air pressure increases, the stem part would move down
- ZHB type: re-action, When air pressure increases, the stem part would move up
| Tipo | ZHA/B-11 | ZHA/B-22 | ZHA/B-23 | ZHA/B-34 | ZHA/B-45 | ZHA/B-56 |
| Travel(mm) | 10 | 10、16 | 16、25 | 40 | 40、60 | 100 |
| Effective area(cm) | 200 | 350 | 350 | 560 | 960 | 1600 |
| Air interface size | M10×1 | M12×1.25 | M16×1.5 | |||
| Presión de alimentación de aire | 0.14, 0.25, 0.4 MPa | |||||
| Temperatura de trabajo | -30~60ºC | |||||
| Spring scope | 0.02~0.10、0.04~0.20、0.08~0.24MPa | |||||
| Contragolpe | With positioner : 1%, without positioner : 3% | |||||
| Linearity | With positioner : 1%, Without positioner : ±5% | |||||
| ZH |
Action type |
Size specification |
Spring scope ( KPa) |
Handwheel structure |
| 11 |
20-100 40-200 80-240 |
Without : Without handwheel
D:top entry handwheel C: Side entry handwheel |
||
| 22 | ||||
| ZH series | A: Direct action | 23 | ||
| actuador | B:Re-action | 34 | ||
| 45 | ||||
| 56 |

| Modelo
Talla |
ZH-22 | ZH-23 | ZH-34 | ZH-45 | ZH-56 |
| A | 285 | 288 | 365 | 475 | 585 |
| H | 300 | 323 | 417 | 520 | 720 |
| H1 | 90 | 90 | 130 | 135 | 170 |
| h1 | 40 | 41 | 41 | 54 | 61 |
| t | 18 | 18 | 23 | 26 | 34 |
| C | 95 | 100 | 130 | 150 | 180 |
| H3(MAX) | 179 | 179 | 230 | 315 | 400 |
| F | 200 | 200 | 240 | 350 | 449 |
| H2 | 106 | 115 | 170 | 195 | 270 |
| h2 | 40 | 40 | 50 | 55 | 65 |
| N-d1 | 2-d10 | 2-d10 | 4-d12 | 4-d14 | 4-d18 |
| d2 | 60 | 60 | 80 | 95 | 100 |
| D | 80 | 80 | 105 | 118 | 130 |
| Weight (kg) | 12 | 16 | 22 | 52 | 125 |
| Control valve diameter |
Stem screw |
| 3/4” | M8 |
| 20,25,32,40,50 | M8 |
| 65,80,100 | M12×1.25 |
| 125,150,200 | M16×1.5 |
| 250,300 | M20×1.5 |
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