3/2-way valve bistable, electropneumatic, series 70 low temperature to -40 °C, G 1/4, without coil, type 70L2020100 - Riegler 149937

On valve 70L2020100 an electrical signal gives the command, which is executed by a pneumatic pilot stage. Switching behaviour of valve 70L2020100: the valve is bistable and keeps the last switched position until the opposite signal arrives. Valve 70L2020100 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

• At 6 bar the valve passes 1100 Nl/min with Δp 1 bar and 750 Nl/min with Δp 0.5 bar.
• Valve 70L2020100 operates up to 10 bar, minimum 3 bar at -10 to 60 °C and 5 bar at -40 to -10 °C.
• Medium temperature -40 to 60 °C, ambient -40 to 60 °C.
• Latching manual override.
• On valve 70L2020100: aluminium valve body, nickel-plated aluminium piston, special steel spring.

Applications

For single-acting cylinders, blow-off air and piloting downstream valves. The 70L2020100 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 70L2020100 is built for medium and ambient temperatures down to -40 °C, such as cold stores or outdoor installations.