heland type flowmeter
Featuring Darhor’s unique spring loaded variable area design. Darho meters can be installed quickly without costly flow
straighteners or other special plumbing requirements. These meters operate within ±5% accuracy and are constructed
of Polysulfone plastic. Available port sizes range from 1/2" to 2" with a choice of brass, T303 stainless steel or PVC fittings.
Optional Flow-Alert Flow Switch modules automatically signal alarms if flow is too high or too low. The switch options include
AC and DC latching switch modules or a reed switch module.
For Oil, Water, Air & Compressed Gases flowmeter and flow meter
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Model |
Measuring Range |
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WATER 20C |
AIR 20C |
Thread NPT BSPT BSP
|
Material |
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|
GPM |
LPM |
GPM |
LPS |
|||
|
EV 15 20 25 |
0.5-5 1-7 1-10 1-16 3-18 4-28 |
2-20 4-26 4-35 5-60 15-65 20-100 |
80-320 160-480 240-720 320-1100 480-1250 550-1750 |
5-20 10-30 15-45 20-70 30-80 35-110 |
1/2 3/4 1
|
Brass S S PVC |
|
EV 40 50 |
3-25 5-50 8-80 10-100 |
12-90 20-200 30-280 40-380 |
250-1500 350-2200 450-4500 700-6000 |
15-95 20-140 25-275 45-370 |
11/2 2 |
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