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Comark C9551/SIL 0-2 PSI Manometer
  • Comark C9551/SIL 0-2 PSI Manometer
  • Comark C9551/SIL 0-2 PSI Manometer

Comark C9551/SIL 0-2 PSI Manometer

Comark authorised distributor.

The Comark C9551/SIL pressure meter with Silicone Protection and selectable pressure units, PSI, mbar, inH²O, inHg, mmHg, torr, Pa, mmH²O.
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The Comark C95x1 Pressure Meters combines high accuracy with speed of response, and is designed to function between 0 to ±140mbar, with twin inputs for gauge or differential pressure measurement. With a durable design to survive an industrial setting, it is dust and waterproof to IP67 Standard (BS EN 60529).

The Comark C9551/SIL (with Silicone protection for liquid pressure measurement), combines high accuracy with speed of response and has twin inputs for gauge or differential pressure measurement. Typical applications include boiler flue draft, air conditioning filters, laboratories and clean rooms, process pressures, service and maintenance and the calibration of other instruments.


Connector 1/8″ BSP Female.
Environmental Protection IP67, BS:EN60529, IEC529.
Selectable pressure units: PSI, mbar, inH2O, mmHg, torr, Pa, mmH2O.
Silicone protection option for liquid pressure measurement.
Adjustable zero value.
Maximum, minimum pressure and hold function.
Averaged reading function.
Over-range indication – maximum over/under pressure 6PSI/400mbar.
Selectable auto switch off.
ATEX compliant intrinsically safe models are certified to: ex II 1G Ex ia IIC T4 Ga, Baseefa03ATEX0079.

Comark C9551/SIL Specifications:

  • Pressure Measurement Range: 0 to ±140 mBar (0 - 2 PSI).
  • Maximum Over-Range Pressure: 6 PSI / 400mbar.
  • Resolution: 0.1mBar.
  • Accuracy: ±0.2% of full scale (FS) at +23°C.
  • Repeatability: ±0.1% of full scale (FS) at +23°C.
  • Mean Temperature Coefficient of Reading: <0.1% per °C.
  • Operating Range: 0 to 50°C, 10 to 90% RH non-condensing.
  • Environmental protection: IP67, BS:EN60529, IEC529.
  • Battery: 9V PP3 6F22 — MN1604 UCAR9V.
  • Battery Life: 90 Hours.
  • Low Battery Warning: Displays BAT just before end point of battery.
  • Over 9999 Reading Indication: Lowest 4 digits blink.
  • Weight: 330gm including battery.
  • Comark C9551/SIL Warranty: 1 year.

Includes: Comark C9551/SIL, tubing and connectors.



Comark C9500 Series Datasheet

PDF Specifications of the Comark C9500 Series of Pressure Meters.

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