Eutech Alpha pH 800 pH/ORP Controller
  • Scaleable Single 4 to 20 mA Output
  • 2 SPDT Relays
  • 1 Alarm Relay
  • On/Off Control
  • pH Range 0.00 to 14.00
  • ORP Range -999 to 1000
  • 1/4 DIN Enclosure
  • 110 VAC

User-Customization through Advanced Setup Menu offers flexibility in matching the controller’s functions to suit individual’s specific requirement. Automatic Calibration with Auto-Buffer Recognition eliminates mistakes during calibration.

Symmetrical Mode Operation eliminates electronic noise problems when used with solution ground. One-Point Online Calibration without shutting down the line. Hold Relay for use with float switches/flow switches and other controllers as a fail-safe function. 0 to 2000 Second Time Delay Adjustment on control and alarm delays.

Two Galvanically Isolated Scaleable 0-20/4-20 mA Outputs for pH/ORP and temperature. Hysteresis Band Protection against rapid control switching of relays from wear and tear. Non-Volatile Memory retains all stored parameters and calibration data even if power fails. Large Dual Display shows pH (or ORP) with temperature simultaneously - features clear multiple icons, set points, and status messages. Choice of Temperature Sensor Pt100/Pt1000 with 2-wire or 3-wire temperature input selection. Easy installation and wiring with detachable plug-in connectors.




QTY IOAWD5670500

pH 800 Controller


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In-Line Submersible pH Probe

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Submersible pH Probe

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Self Cleaning Flat pH Probe


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In-Line Submersible ORP Probe

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Submersible ORP Probe

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Self Cleaning Flat ORP Probe