Last Updates: 23/08/2020

Bourdon M31 Industrial Pressure Gauge with Switch

CASING
Degree of protection (EN 60529)
  • IP65
Window Material
  • polycarbonate
housing seal
  • elastomer
Movement material
  • stainless steel
nominal size
  • 150 mm
housing material
  • Stainless steel 1.4301 / AISI 304
  • Stainless steel 1.4404 / AISI 316L, optional
Housing ring material
  • Stainless steel 1.4301 / AISI 304
  • Stainless steel 1.4404 / AISI 316L, optional
dial
  • White, aluminum
pointer
  • Black, aluminum
 
TEMPERATURE
ambient temperature
  • -20 ° C … + 70 ° C
storage temperature
  • -20 ° C … + 70 ° C
process temperature
  • -40 ° C … + 200 ° C
WETTED PARTS
Process connection material
  • Stainless steel 1.4404 / AISI 316L
Metal bellows
  • Stainless steel 1.4404 / AISI 316L
POWER
temperature coefficient
  • ± 0.3% FS / 10K
Min. Measuring range
  • 0 … 0.25 bar
Max. Measuring range
  • 0 … 25 bar
accuracy
  • ± 3% FS
ELECTRICAL DATA
Number of switching points
  • 1 or 2
Contact type
  • Sliding contacts
Contact material
  • Silver-nickel alloy, gold coated (Ag80Ni20)
Max. Contact load
  • 250 V / 0.6 A / 10 W / 18 VA
Min. Pressure for 1 contact
  • 0 … 250 mbar
Min. Pressure for 2 contacts
  • 0 … 250 mbar

Datasheet: M31 Datasheet

Operating Instruction: Baumer_320021-M31-M33-MCD7-MFT5-MFT7-MQ7-MT7-MX7-MZ7_EN-DE-FR-ES_MNL

 

Scroll to Top
×