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Model 716.11, 736.11 Differential Pressure Gauge

Brand: WIKA Alexander Wiegand SE & Co. KG
For very low differential pressures from 2.5 mbar, copper alloy or stainless steel.
Features
  • Differential pressure measuring ranges from 0 … 2.5 mbar.
  • As a standard zero adjustment in front.
  • Ingress protection IP66.
  • Case from stainless steel.
For very low differential pressures from 2.5 mbar, copper alloy or stainless steel.
Features
  • Differential pressure measuring ranges from 0 … 2.5 mbar.
  • As a standard zero adjustment in front.
  • Ingress protection IP66.
  • Case from stainless steel.

Specifications

Design

  • For very Low differential Pressures, DT - GM 87 10 226

Nominal Size in mm

  • 100
  • 160

Accuracy Class

  • 1.6

Scale Ranges

  • Model 716.11: NS 100: 0 ... 10 to 0 ... 250 mbar, NS 160: 0 ... 6 to 0 ... 250 mbar
  • Model 736.11: NS 100: 0 ... 25 to 0 ... 250 mbar, NS 160: 0 ... 2.5 to 0 ... 250 mbar
  • Or all other equivalent vacuum or combined pressure and vacuum ranges

Pressure Limitation

  • Steady: Full Scale Value
  • Fluctuating: 0.9 x Full Scale Value

Overload Safety

  • Full scale value

Maximum Working Pressure (Static Pressure)

  • 250 mbar

Permissible Temperature

  • Ambient: -20° to +60° C
  • Medium: +70° C Max.

Temperature Effect

  • When the temperature of the measuring system deviates from the reference temperature (+20° C): Max. ± 0.5 % / 10 K of Full Scale Value

Ingress Protection

  • IP66 per IEC/EN 60529

Applications

  • Differential pressure measurement at measuring points with very low differential pressures, for gaseous, dry, clean, oil and grease free media
  • Model 736.11 also for aggressive media and ambience
  • Filter monitoring in ventilation and heating systems
  • Filter monitoring in overpressure and clean rooms
  • Differential pressure controlled monitoring of ventilator and blast pressures