Vacuum Angle Valve (Dn10 - 250) (Series 244)

Particularly suited for vacuum applications with venting processes. The shaft feedthrough easily endures vibration generated by large volume venting.

Specifications Table

Series Number	244
Series Name	Vacuum Angle Valve (Dn10 - 250)
Description	For pumping and venting of vacuum systems with large gas flows. Resistance against high differential pressure. Long lifetime
Actuator Types	Manual actuator (hand wheel removable), Pneumatic actuator (double acting), Pneumatic actuator (single achting with closing spring NC or opening spring NO)
Sealing Gate	FKM (VITON®)
Sealing Bonnet	FKM (VITON®)
Feedthrough	Shaft feedthrough
Leak Rate - Body	< 1 . 10-9 mbar ls-1
Leak Rate - Seat	< 1 . 10-9 mbar ls-1
Nominal inside diameters (ID) in mm (inches)	10 (3/8") - 320 (12")
Body material	Aluminum; Stainless steel

Dimensional Drawings

Legend

▼ - Valve seat side
1 - Plate seal
2 - Bonnet seal
3 - Feedthrough seal

Actuator

DN10 - 50: Solenoid with 12, 24, 48, 110 V DC
DN10 - 50: Solenoid with 24, 48, 115, 220 - 230 V / 50 Hz
DN10 - 50: Solenoid with 24, 48, 115, 220 - 230 V / 60 Hz
DN63 - 250: Solenoid with 12, 24, 48, 110 V DC
DN63 - 250: Solenoid with 12, 24, 48, 110 V DC
DN63 - 250: Solenoid with 24, 100, 110 - 115, 200, 220 - 230 V / 60 Hz
DN100 - 160: Solenoid with 24 V DC
DN100 - 160: Other solenoid voltages on request
Solenoid with manual emergency operation
Various pneumatic plug-in connector

Position indicator

Position indicator for 120°C
Position indicator for 150°C
Common conector 7-pins for position indicator and solenoid (up to 48 V only)

Valve

Other sealing materials
Body with CF-flanges