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液体循环加热的压力计EJH-10374-57 订购编号:EJH-10374-57
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Alnor | Item# EJH
-10374-57
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Use to balance hydronic heating and cooling systems and to check pump performance.
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Reads pressure in PSI, ft H2O, kPa, mm HG, in HG, in H2O, bar
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Reads volume in USGPM, UKGPM, m3h, l/s, l/m
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Durable splash-proof case
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Large backlit display for use in low illumination
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Performs flow calculations for determining brake power, heat flow, and flow coefficients(Cv/Kv)
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Two inputs for temperature probes
The perfect instrument for test and balancing HVAC systems, checking pump performance, and setting balancing valves. Provides flow and BTU/hr calculations. Measure and display differential, high side, and low side pressures simultaneously without having to change hose connections or instrument valve settings. Operates on four alkaline or NiMH rechargeable batteries.The HM685 can display volumetric flow when a Cv (Kv) factor is entered into the instrument. Up to 100 Cv (Kv) factors can be entered. In addition, the HM685 can calculate brake power, heat flow, Cv (Kv) factors, and impeller sizing. Up to 4000 data points can be stored to memory for later recall or downloaded to a PC using this USB interface.
HM685 kit includes: Hard carrying case, two 6.7 ft x 1⁄4 in hoses with shut-off valves, two B&G probes, two P/T gauge adapter probes, power cord, and four AA NiMH batteries, a temperature probe, downloading software and USB interface cable.
Product Type |
Manometer |
Range |
Pressure: 0 to 300 psi (2068 kPa) gauge differential
Flow: 0 to 2271 cu. m/hr, 0 to 9999 USGPM, (0 to 6.31 l/s) |
Units |
Pressure: psi, in water, ft water, kPa, mm Hg, in Hg, m water, bar
Flow: USGPM, UKGPM, cu. m/hr, l/s, l/m |
Resolution |
Pressure: 0.001 psi (0.01 kPa)
Flow: 0.0001 USGPM (0.00001 l/s) |
Accuracy |
Press: ±1% of reading or 0.072 psi (0.5 kPa)
Flow: per pressure accuracy + valve deviation |
Temp range |
40 to 113°F (5 to 45°C) |
Temp accuracy |
±0.5°F (0.3°C) |
Model |
HM685 |
Qty/ea |
1 |
Brand |
Alnor |
Display |
Dot matrix LCD with backlight |
Logging intervals |
User selectable (1, 5, 10, 20, and 30 seconds) |
Data Logging |
4000 combined readings, 100 test IDs |
Dimensions |
11 1/8" x 4 3/4" x 3 1/2" (282 x 119 x 88 mm) |
Power |
Four AA-size alkaline or NiMH; min. 12 hours continuous use |
Accessories
Energizer Regular Alkaline Batteries, 1.5 V, AA, 4/pack
EJH-09376-01
Calibrations
Innocal, NIST Calibration Service for Manometers
EJH-17090-31