Grundfos DME 2 Product Manual page 49

Accessories
Multifunction valve
Compact valve unit for direct mounting on the pump
discharge connection. The valve has four functions:
1. Constant counter-pressure
2. Anti-siphoning
3. Pump protection
4. Manual pressure relief.
Relief pressure:
Constant counter pressure:
Maximum volume:
Dimensions (mm)
Pump type
Housing
SS DME, DMS* PVDF
DME 2 to 48 DMS PVDF
PVC
PVC
* M28 x 2 fits stainless steel pump heads
160 psi (11 bar)
22 psi (1.5 bar)
13 GPH (50 l/h).
Materials
Gasket
FKM
EPDM
PP
FKM
FKM
EPDM
FKM
Dimensions
Diaphragm A
PTFE M28 x 2
PTFE M30 x 3.5
PTFE M30 x 3.5
PTFE M30 x 3.5
PTFE M30 x 3.5
PTFE M30 x 3.5
Multifunction valve
Product
Number
E
M28 x 2 96497411
M30 x 3.5 96440584
M30 x 3.5 96440585
M30 x 3.5 96440586
M30 x 3.5 96496470
M30 x 3.5 96446752
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