Ex d solenoid valve NAMUR with combined

5/2 and 3/2 way function

  • Piston spool solenoid valve NAMUR, indirectly operated, 5/2 or 3/2 way function,
    magnet coil Ex d with exit M20x1,5 without cable gland
  • Easy change over from 5/2 to 3/2 way function through innovative reversing sealing
  • Air spring return, without manual override
  • Body anodised aluminum, with minimal external dimensions
  • NAMUR adapter plate PA6-30% fiber glass, with exhaust air feedback circuit
  • Stainless steel piston AISI 303, Sealings PU, Stainless steel screws AISI 304
  • For operation below 0°C the dew point must be at least 15°C below the ambient
    or media temperature and the supply air must be dried
  • Below 0°C the leackage of the valves increases to 10cm3/min
  • Media: Cleaned and lubricated or non-lubricated compressed air with a
    quality level 5 according to ISO 8573-1
  • Application: Control of spring return and double acting
    pneumatic actuators with NAMUR interface in Zones 1 and 21
  • Protection type: EX II 2G Ex d IIC
    EX II 2D Ex tD A21 IP66 T85°C

Technical features:

Air entry: G 1/4”
Dimension: 5,5mm
Air pressure: 2-10 bar
Temperature: T6/ T85°C: -10°C … +40°C
T5/ T100°C: -10°C … +55°C
Enclosure: IP66
Voltage: DC: 24V
AC: 110V, 230V
Power consumption: DC: 3W / AC: 5VA
Air flow: 950 l/min
ATEX / IECEx: II 2G Ex d IIC T3-T6
II 2D Ex tD A21 IP66 T85°C
Ex zone: Zone 1, Zone 21