Pressure
Differential Range -300 to 300 psi (-2,068 to 2,068 kPa)
Gauge Range -20 to 300 psi (-138 to 2,068 kPa)
(-40 to 610 in. Hg)
Resolution (best) 0.001 psi (0.01 kPa)
(0.01 in. Hg)
Accuracy1 ±1% of reading plus .072 psi
(0.5 kPa) (0.15 in. Hg)
Units psi, in. H2O, ft H2O, kPa, mm Hg, in. Hg,
m H2O, bar
Pressure Connection ¼” 37• flare fitting, Male

Temperature
Operating (electronics) 40 to 113°F (5 to 45°C)
Storage -4 to 140°F (-20 to 60°C)
Liquid Media 32 to 180°F (0 to 82°C)
Probe (immersion) -40 to 250°F (-40 to 121 °C)
Resolution 0.1°F (0.1°C)
Accuracy ±0.5% of reading +1.2°F (0.7 °C)
Units °F, °C

Flow 
Range2 -22,712 to 22,271 m3/h, -99,999 to
99,999 USGPM (-6,309 to 6,309 l/s)
Resolution (best) 0.0001 USGPM (0.00001 l/s)
Accuracy per pressure accuracy + valve
deviation
Units USGPM, UKGPM, m3/h, l/s, l/m

Time Constant
User selectable (1, 5, 10, 20, and 30 seconds)

Statistics 
min, max, average, sum up to 4,000 readings

Data Storage 
4,000 combined readings, 100 Test IDs

Logging Interval 
User selectable (1 to 3,600 seconds)

External Meter Dimensions
11.1 in. × 4.7 in. × 3.5 in. (28.2 cm × 11.9 cm × 8.8 cm)

Meter Weight with Batteries
2.65 lbs (1.20 kg)

Power Requirements
Four AA-size cells, or AC adapter