Features:
Efficient thermoplastic piston actuator with stainless steel distance piece Direction of control air connection is mountable in 90° rotations Circumferential, defined sealing angle between process diaphragm and valve body Flexible diaphragm suspension Encapsulated diaphragm Optical indicator
Optional:
Technical Data:
| Control function (Cf.): | | Pneumatically operated
Fail safe close (NC): Cf. 1 & 4
Fail safe open (NO): Cf. 2 & 5
Double acting (DA): Cf. 3 & 6 | Direction
Control connection: | | At Cf. 1, 2 & 3, 90° to flow direction, standard
At Cf. 4, 5 & 6 in flow direction | Max. working pressure:
| | Unidirectional (delta p = 100%)
EPDM diaphragm 8 bar (120 psi)
PTFE diaphragm 7 bar (100 psi) | | Higher working pressure may be achieved with different actuator. Please consult a SED factory representative for working pressure above the indicated maximum. | | Max. working temperature: | | 160°C (320°F) dependent on application
| | Control pressure: | | Cf. 1 & 4 4 - 7 bar (60 - 100 psi)
Cf. 2, 3, 5 & 6 3,5 - 4,5 bar (50 - 65 psi) | Diaphragm material:
| 
| EPDM or PTFE
MA 8 all sizes
| Valve body material:
| | Forged 1.4435/ 316 L ASME/BPE
Investment cast 1.4435/ 316 L
Other alloys | End connection:
|
| Butt weld ends
Clamps and flanges
Special ends | Actuators suitable for:
| | Two-Way bodies
Welded configurations
T-bodies
Multiport bodies
Tank bottom bodies | | Flow rate: |
| Kv in m3/h
| | Additional information: |
| Technical Data
| | |
| Ordering Key
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| Installation and Mounting Instructions
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