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3/2-way valve NC, electropneumatic, series 70 low temperature to -40 °C, G 1/4, without coil, type 70L2020200 - Riegler 149934
This 3/2-way valve NC from series 70 low temperature controls single-acting cylinders, blow-off air and piloting downstream valves via an electrical signal with pneumatic pilot. Port G 1/4, flow 1100 Nl/min at 6 bar and Δp 1 bar. Suitable for medium and ambient temperatures from -40 °C.
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Description
On valve 70L2020200 an electrical signal gives the command, which is executed by a pneumatic pilot stage. Switching behaviour: normally closed (NC), the path to the working port opens when the signal is applied. Valve 70L2020200 has port G 1/4 female thread and nominal size DN 7.5 mm, flow 1100 Nl/min at 6 bar and Δp 1 bar.
Benefits
- Flow 1100 Nl/min (Δp 1 bar) or 750 Nl/min (Δp 0.5 bar) at 6 bar.
- Valve 70L2020200 operates up to 10 bar, minimum 3 bar at -10 to 60 °C and 5 bar at -40 to -10 °C.
- Medium -40 to 60 °C, ambient -40 to 60 °C.
- Latching manual override for switching without a signal.
- On valve 70L2020200: aluminium valve body, nickel-plated aluminium piston, special steel spring.
Applications
For single-acting cylinders, blow-off air and piloting downstream valves. The 70L2020200 can be installed in-line, mounted directly on the cylinder with a special adapter or used as a series valve on multi-base plates and supply strips. The low temperature version 70L2020200 is built for medium and ambient temperatures down to -40 °C, such as cold stores or outdoor installations.
Technical data
| Type no. | 70L2020200 |
|---|---|
| Maximum operating pressure | 10 bar |
| Minimum operating pressure at -40 to -10 °C | 5 bar |
| Minimum operating pressure at -10 to 60 °C | 3 bar |
| Minimum medium temperature | -40 °C |
| Maximum medium temperature | 60 °C |
| Minimum ambient temperature | -40 °C |
| Maximum ambient temperature | 60 °C |
| Valve body | aluminium |
| Seal material | NBR |
| Spring | special steel |
| Medium | filtered, dry and unlubricated compressed air |
| Required air quality class to ISO 8573-1 | 4.2.3 |
| Series | series 70 low temperature |
| Manual override | latching |
| Port | G 1/4 female thread |
| Function | 3/2 NC |
| Actuation | electropneumatic |
| Scope of delivery | without connector and coil |
| Piston | nickel-plated aluminium |
| Flow rate at 6 bar and Δp 1 bar | 1100 Nl/min |
| Flow rate at 6 bar and Δp 0.5 bar | 750 Nl/min |
| DN | 7.5 mm |
| Pilot air supply | internal |
| Manufacturer | Riegler |
| Hersteller-Nr | 70L2020200 |
| EAN | 4047322807197 |
| Zolltarifnummer | 84818079 |
| GPSR Herstellerdaten | Riegler & Co. KG, Schützenstraße 27, DE-72574 Bad Urach, www.riegler.de |
| Artikelzustand | New |
| Artikel-Authentizität | Original product |
| Country of Manufacture | Italy |
| Thread | G 1/4 |
| Nominal size DN [mm] | 7,5 |
| Housing material | Aluminium |
| Flow rate [l/min] | 1100 |
| Actuation type | Electrical |
| Thread type | Internal thread |
| Operating conditions | ISO 8573-1 |
| Betriebsdruck max [bar] | 10 |
| Pneumatic connection | G1/4 IG |
| Temperaturbereich | -40-60 °C |
| Temperature (max.) | 60 |
Questions about this item
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