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Portable Small Meter Tester (PSMT)

Portable Small Meter Tester (PSMT)

The Portable Small Meter Tester (PSMT) is a lightweight system for field testing of 5/8…1 in. meters. It includes a test meter with control valves, hose connections, fittings and pressure gauge. Meter tests can be done without removing them from service. The inlet control valve ensures an accurate test start and stop. A globe valve downstream from the meter allows flow rate adjustment during test. Connection to the PSMT is made using standard 3/4 in. male hose connections located on the exterior of the case. Two 3/4 x 39 in. metal-reinforced flexible hoses are provided for easy field connections.


  • Can be used to demonstrate meter accuracy during customer inspections


  • Tests may be performed without removing the meter from service using a hose connection downstream of the meter
  • Adapters are provided for testing meters that have been removed from service


Temperature Range
Up to 105 °F
Flow Range
0.25…25 gpm
Pressure Range
Up to 100 PSI
±1.5 %

Additional Specifications

Application Examples

Field Testing of Meters

Water Distribution

Product Resources

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