Diaphragm Valve (Dn 16 - 40) (Series 220)

For ordering information for this series, please contact our sales team:

Phone: 800-245-1656
Email: salesus@lesker.com

Robust vacuum valve for venting, rough-metering and locking. Well suited for corrosive gases and liquids.

Specifications Table

Series Number	220
Series Name	Diaphragm Valve (Dn 16 - 40)
Description	For roughing / backing line isolation and rough metering of gases and liquids.
Actuator Types	Manual actuator (hand wheel)
Sealing Gate	FKM (VITON®)
Sealing Bonnet	FKM (VITON®)
Feedthrough	Spare diaphragm
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)	16 (5/8") - 40 (1 1/2")
Body material	Aluminum

Dimensional Drawings

Legend

1 - Valve body
2 - Body cover
3 - Diaphragm
4 - Spindle
5 - Handwheel