Valve function | 5/3 exhausted | ||
Standard nominal flow rate | 400 l/min | ||
Operating voltage | 24V DC | ||
Design | Piston gate valve | ||
Nominal size | 5 mm | ||
Sealing principle | Soft | ||
Type of piloting | Pilot actuated | ||
Flow direction | Reversible | ||
Note on forced dynamization | Switching frequency min. 1/month | ||
b value | 0,5 | ||
Switching time off | 25 ms | ||
Switching time reversal | 17 ms | ||
Note on operating and pilot medium | Lubricated operation possible (in which case lubricated operation will always be required) | ||
Media temperature | -5 °C ... 50 °C | ||
Product weight | 210 g | ||
Pilot exhaust port 82/84 | Sub-base | ||
Pneumatic connection, port 2 | Sub-base | ||
Pneumatic connection, port 4 | Sub-base | ||
Note on materials | RoHS-compliant | ||
Material housing | Die-cast aluminium |
Type of actuation | Electric | ||
pneumatic working port | Sub-base | ||
Operating pressure | -0,9 bar ... 10 bar | ||
Type of reset | Mechanical spring | ||
Exhaust-air function | With flow control option | ||
Manual override | Non-detenting | ||
Pilot air supply | External | ||
Symbol | 991.127 | ||
Pilot pressure | 3 bar ... 8 bar | ||
C value | 1,54 l/sbar | ||
Switching time on | 12 ms | ||
Operating medium | Compressed air to ISO 8573-1:2010 [7:4:4] | ||
Corrosion resistance class CRC | 3 - high corrosion stress | ||
Ambient temperature | -5 °C ... 50 °C | ||
Type of mounting | Screw-in | ||
Pneumatic connection, port 1 | Sub-base | ||
Pneumatic connection, port 3 | Sub-base | ||
Pneumatic connection, port 5 | Sub-base | ||
Material seals | NBR TPE-O |