Calculator
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Learn more788-20
788-20
proportional valve motorized
| Type | stepless position control |
| Actuator type | electric actuated |
| Nominal width | 20,0 mm |
| Pressure range | 0,00 - 120,0 bar (see Table) |
| CT value | 9,4 m³/h |
| Housing Material | brass, stainless steel AISI 303, stainless steel AISI 316 |
| Seat seal | PTFE |
| Sealing material static | FKM |
| Sealing material dynamic | FKM, PTFE |
| Ambient temperature | -40 up to +50°C |
| Medium temperature | -20 up to +80°C |
| Connector | threads, G1/2, G3/4, G1 |
| Electr. connection | 2x connection cable 1m long |
| Connection voltage | 24V DC, 230V DC |
| Voltage tolerance | +15% / -20% |
| Power input | 20W |
| Power-on time | 100% ED |
| Protection class | IP 65 |
| Mounting position | actuator in upright or horizontal position |
Tables/Diagrams
| DN [mm] | pressure range [bar] | connection | operating time shut – open [sec] | flow rate [m³/h] | power consumption [W] | weight [kg] |
|---|---|---|---|---|---|---|
| 20 | 120 | G1/2; G3/4; G1 | 7,5 / 15 / 30 / 60 / 120 | 9,40 | 20 | 7,5 |
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