Last Updates: 23/08/2020

Bourdon M27 Industrial Pressure Gauge with Switch

HOUSING
Protection rating (EN 60529)
  • IP65
Window material
  • Convex transparent polycarbonate cover with watertight setpoint adjustment knob
Window gasket
  • Elastomer
Movement material
  • Stainless steel
Nominal size
  • 150 mm
Case material
  • Stainless steel 1.4301 / AISI 304
Bezel ring material
  • Stainless steel 1.4301 / AISI 304
Dial
  • White, aluminium
Pointer
  • Black, aluminium
TEMPERATURE
Ambient temperature
  • -20°C … +70°C
Storage temperature
  • -40°C … +70°C
Media temperature
  • -40°C … +200°C (not filled)
WETTED PARTS
Process connection material
  • Stainless steel 1.4404 / AISI 316L
Bourdon tube
  • Stainless steel 1.4404 / AISI 316L
PERFORMANCE
Pressure limitation (ranges ≤ 600 bar)
  • Steady: 100 % of full scale value
  • Fluctuating: 90 % of full scale value
  • Short time: 130 % of full scale value
Pressure limitation (ranges > 600 bar)
  • Steady: 75 % of full scale value
  • Fluctuating: 65 % of full scale value
  • Short time: 100 % of full scale value
Temperature coefficient at +20°C
  • ± 0.4 % FS/10K
Min. measuring range
  • 0 … 4 bar
Max. measuring range
  • 0 … 1600 bar
Type of pressure
  • Gauge
  • Vacuum
  • Compound
Accuracy according to EN-837-1 and DIN 16085
  • Class 1
ELECTRICAL DATA
Number of setpoints
  • 1 or 2
Electrical connection
  • Via external terminal block
  • M20 x 1.5
Type of contact
  • Snap-Action contact
Contact material
  • Silver-Nickel alloy, gold plated (Ag80Ni20)
Max. load of contact
  • 250 V / 0.6 A / 30 W / 50 VA
Min. pressure for 1 contact
  • 4 bar
Min. pressure for 2 contacts
  • 4 bar
WEIGHT
Gauge
  • 930 g unfilled
  • 1900 g filled

Datasheet:M27 Datasheet

Operating Instruction:

M27 For all pressure gauges

M27 For all products with electrical contacts

 

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