Fire Pump Test Meter
Attached to the meter with a brass chain is an oblong metal tag with the suggested piping diagram of the
system on one side, and the following operating instructions on the reverse side:
1. Close system OSY valve “A”
2. Open by-pass valve and “B” butterfly throttle valve
3. Purge meter, located on venturi, as follows:
a) Open station shut-off valves on venturi, and vent valves attached to meter.When a steady stream of water without air bubblespasses through the clear plastic hoses,the meter is purged of air.
b) Close the vent valves after purging.
4. Start the fire pump, and read meter in GPM.
5. Refer to pump GPM requirement and adjust throttle valve to meet the requirement.
6.After the test, open valve “A” and close the by-pass and “B” valves.
Gerand Engineering Company was founded in 1965 by a qualified team of engineers with years of experience dedicated to providing outstanding quality products for hydronic balancing in the HVAC industry.
Gerand’s product line consists of Venturis, Indicators (orifice type) and Balvalve-Venturis (one-piece unit, fixed Venturi and valve) manufactured by Gerand and meters used to balance the hydronic and air systems.
Venturis and Indicators are furnished with a set of meter fittings (nipples, valves and quick disconnects). Balvalve-Venturis have nipples and quick disconnects.
A chained metal tag is furnished with all flow devices. The tag shows the unit size, unit location, the GPM and corresponding meter reading in inches of water
Model products of Gerand Fire Pump Test Flow Meter :
1. MODEL-K FIRE PUMP TEST METER
A calibrated venturi and attached GPM meter installed on the discharge of a fire pump to accurately determine pump performance.
4-1/2″ dial meter is shipped for mounting on venturi bracket. If meter is to be remote mounted, consult factory on special hose lengths.
2. MODEL-M FIRE PUMP TEST METER
A calibrated venturi and attached GPM meter installed on the discharge of a fire pump to accurately determine pump performance.
6 dial meter is shipped for mounting on venturi bracket. If meter is to be remote mounted, consult factory on special hose lengths.
