Noshok
1200 Series Membrane Type High Static Pressure Differential Gauges

Key Features

  • Designed for applications requiring high static pressure & high differential pressure measurement
  • Maximum static or working pressure to 3,000 psi
  • Full scale accuracy of ±1% on rising pressure – zero adjustment standard
  • 4-1/2" and 6" sizes – top & bottom, or back connected
  • Durable case construction with weather-resistant NEMA 4X rating & shatter-resistant acrylic lens
  • A bi-directional overpressure valve protects the sensor membrane from damage
  • Monel membranes and 316L stainless steel wetted parts
  • Optional liquid filling lubricates gauge internals and extends service life by dampening the effects of vibration, pulsation and shock
  • Shipped with a certificate of calibration to ensure accuracy and quality performance 

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Application:

  • Filters
  • Flow indicators
  • Heat exchangers
  • Back flow indicators
  • Hydraulic and pneumatic systems
  • Water treatment systems
  • Pumps and compressors
  • Cryogenic gases and corrosive media

SPECIFICATIONS
Nominal sizes 4-1/2" (114.3 mm)
6" (152 mm)
Dial case material Black anodized aluminum - standard
304 stainless steel - optional
Bezel material 304 stainless steel
Lens Acrylic - standard
Laminated safety glass - optional
Sensor housing 316L stainless steel
Membrane fill Halocarbon
Sensor element Monel 500 - standard
O-ring material PTFE
Process connection 1/4" NPT female, back connection - standard
1/4" NPT female, dual top & bottom - optional
Movement Stainless steel
Accuracy ± 1% of full scale or rising pressure
Dial Aluminum, white background with black markings - standard
Aluminum, black background with white markings - optional
Pointer Balanced aluminum, black finish
Gauge fill fluid Glycerine - optional
Others available - please consult factory
Operating temperature -40 °F to 200 °F (-40 °C to 93 °C)
Ranges 0 to 100 inH20 through 0 to 600 psid
Max. working static pressure 3,000 psig