BelGAS CP control products strategically
respond to the needs of the oil and gas industry.

BelGas CP Valves


Monitors and controls liquid levels inside pressure vessels for high level, low level and interface applications.

Model P8900

Visual Indicator

The BelGASCP P8900 Visual Indicator measures the liquid head pressure in atmospheric (vented) vessels. The P8900 Visual Indicator constantly indicates the liquid level in the vessel. The liquid level of the vessel is displayed on the P8900 in feet and inches.


  • Continuously indicates the liquid level in an atmospheric (vented) tank in feet and inches.
  • Available calibrated for horizontal cylindrical vessels in pounds, gallons, barrels, percent, etc.


  • Easy Calibration: Indicator can be calibrated using 2 knobs in the interior of the housing. Calibration can be achieved without any change to the liquid level in the vessel.
  • Direct Reading: Indicator scale reads the liquid level directly in feet and inches. No need to convert liquid level to head pressure.
  • Minimal Maintenance: Bearings have Teflon dry film lubrication (no need to oil bearings).
  • Various options available for inlet adapter connections, diaphragms, and scales.
  • Sealed Housing: All mechanical parts are sealed in the interior of the housing, eliminating any contact with the process fluid.
    Operating Temperature-20° to 225°F
    Maximum Head Pressure90 PSI
    Vessel Height Range6 to 30 Feet
    Housing Weather-Proof


    BelGAS CP Model P8900 Visual Indicator