ATI Q45P/R pH/ORP Monitor

  • Durable, accurate and versatile

    Stay compliant with Environment Agency standards
  • LCD display for clear visability

    simplified calibration
  • Internal diagnostics

    Used to troubleshoot any issues
  • ATI Q45P/R pH/ORP Monitor

The ATI Q45P/ORP is a pH/ORP monitor designed for monitoring applications in a variety of aquatic environments. The monitor comprises two components, a flexible transmitter and a sensor. The combination of a such an adaptable monitor with a selection of probes makes this monitor ideal for a variety of applications.

This product is also available with an auto-cleaning feature here.


  • Display Range pH: 0-14
  • Display Range ORP: -100mV to +1000mV
  • Power: 85-256VAC, 24VDC, 16-35VCD loop powered  
  • Analogue Outputs: 2 x 4-20mA

Technical Specifications

    • Display Range pH: 0-14
    • Display Range ORP: -100mV to +1000mV
    • Power: 85-256VAC, 24VDC, 16-35VCD loop powered 
    • Analogue Outputs: 2 x 4-20mA
    • Control Relays: 2 x SPDT relays
    • Digital Outputs: Profibus DP, Modbus
    • Enclosure: IP65
    • Operating Conditions (Monitor): -20oC to 60oC, 0-95% RH non condensing
    • Operating Conditions (Sensor): -5oC to 95oC

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