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Dwyer Series
DH

Digihelic® Differential Pressure Controller
3 in 1 Instrument: Gage, Switch and Transmitter, Square Root Extractor for Air Flow

One Control for all your Pressure Applications

  1. Compact 1/8 DIN housing reduces panel space.
  2. Set Point status LED indicators display set point activation. Allows user to view process status from a distance.
  3. "Hot Key" saves time by allowing instant access to set point and alarms. Set points/alarms can be easily adjusted with arrow keys.
  4. Menu Key scrolls through menus to adjust settings. 5 simple menus allow for quick set-up and reduced installation time.
  5. Adjustable Clip for panel mounting.
  6. Set Point 2 or alarm output (SPDT). Selectable direct acting control relay with adjustable deadband or high, low or high/low alarm.
  7. 4-20 mA process output. View process remotely or send signal to PLC. Alleviates purchase of separate transmitter.
  8. 24 VDC power supply. Universal power supply eliminates options, inventory and ordering mistakes.
  9. Remote Reset Switch for alarm. Acknowledge alarm from remote location. For users that need quick alarm reset from a distance.
  10. RS-485 serial communications. View, record, and adjust control settings remotely from a computer with Modbus® protocol.
  11. Durable Compression Fittings for 3/16" OD x 1/8" ID plastic tubing. Secures tubing in harsh applications where vibration & temperature fluctuations occur.
  12. Set Point 1 output (SPDT). Direct or reverse acting control relay with adjustable deadband.
  13. 120-240 VAC power supply. Reduce inventory and eliminate lead times with universal power supply.
  14. Enter a menu or store a value. From home display press to view full scale range.
  15. Reset Button for clearing an alarm when alarm is set for manual operation.
  16. Alarm LED indicator shows alarm activation status. View alarm status from a distance.
  17. Selectable engineering units in pressure, velocity or flow, programmed on one unit. Alleviates time consuming conversions and flow charts.

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