Pump Test Meter
Gerand Pump test Flow Meter is a product line consists of Ventures, Indicators (orifice type) and Ball valve-Venturis (one-piece unit, fixed Venturi and valve) manufactured by Gerand engineering and meters used to balance the hydronic and air systems.
The Ventury and indicators are equipped with a set of meter fittings. (nipples, valves and quick disconnects). Ball valve-Ventures have nipples and quick disconnects.
The Gerand Pump test meter is equipped with A chained metal tag. The tag shows the unit size, unit location, the GPM and corresponding meter reading in inches of water.
Found in Gerand’s complete catalog are curves that have been based on Independent Test laboratory Calibrations. An accuracy of +1% is standard as a result of these calibrations.
The Gerand Pump test Flow Meter all use a Ventury in all sizes from 2-1 / 2 ″ and larger. The Venturi usage to get the highest accuracy and the lowest possible head-loss. The orifice may be used but the head-loss is greater than venturi
On 1/2″ through 2″ lines we recommend using Ball valve-Venturis furnished as a one-piece Venturi/valve with a memory lock on the handle.
For the Pump test meter, specifications can be seen in the nameplate where there is a chain. The nameplate indicating the unit size, the unit location, GPM and corresponding differential reading in inches of water. The Ventury and indicators should be supplied with nipple, valve and quick disconnect meter fittings. There is a ball valve that is functioning to disconnect quickly the flow of water from the venturi to the dial meter.
Fire Pump Test Meter Product
Model K Fire Pump Test Meter
Model M Fire Pump Test Meter
Attached to the meter with a brass chain is an oblong metal tag, with the piping diagram on one side and operating instructions on the reverse side:
- Close system OSY valve “A”
- Open by-pass valve and “B” butterfly throttle valve…
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More information please click catalog grand pump test meter