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Walchem
Walchem EWN-Y Series Solenoid Metering Pumps
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Parámetros clave
Type
Solenoid diaphragm metering pumps (EWN-Y series)
Drive
B ~20 W / C ~24 W average power classes
Diaphragm
Effective diaphragm diameters 8–35 mm (09–36 codes)
Speed
Up to 360 SPM with guided diaphragm
Valves
Dual check valve assemblies; precision ball guides
Connections
Removable tubing insert or NPT threaded insert
| Parámetro | Valor |
|---|---|
| Type | Solenoid diaphragm metering pumps (EWN-Y series) |
| Drive | B ~20 W / C ~24 W average power classes |
| Diaphragm | Effective diaphragm diameters 8–35 mm (09–36 codes) |
| Speed | Up to 360 SPM with guided diaphragm |
| Valves | Dual check valve assemblies; precision ball guides |
| Connections | Removable tubing insert or NPT threaded insert |
| Compression | High compression ratio for off-gassing chemicals (e.g. NaOCl) |
| Options | High compression + ADV; high-pressure 250/290 PSI versions |
| Controller | Y standard controller function code |
| Power Codes | 115 V US / 230 V US plug options |