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SKU: DH006
Category: Measuring & Control Instruments
Differential Pressure Controller
Brand: Dwyer
Partner Number:
DPGM409DIFF
Description
The Series DH Digihelic Differential Pressure Controller is a 3-in-1 instrument possessing a digital display gage, control relay switches, and a transmitter with current output. The Digihelic controller is the ideal instrument for pressure, velocity, and flow applications, achieving a 0.5% full scale accuracy on ranges from 0.25 to 100 in. w.c. The Digihelic controller allows the selection of pressure, velocity, or volumetric flow operation in several commonly used engineering units. Two SPDT control relays with adjustable dead bands are provided, along with a scalable 4–20 mA process output. In velocity of flow modes, a square root output is provided on the 4–20 mA signal to coincide with the actual flow curve.
Technical Details
Stability |
< ±1% per
year. |
Output Signal |
4-20 mA DC into
900 Ω max. |
Service |
Air and
non-combustible |
Electrical
Connections |
Screw terminals. |
Power
Consumptions |
Low voltage
power = 24 VDC - 130 mA max |
Switch Type |
2 SPDT relays. |