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Dual Limit pH Controller

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pH Controller With Dual Limits And Isolated 4-20ma TX. Output

Model 110pH


  • Accurate pH display with calibration facility on front panel.
  • Independent 2 Set Point controller
  • Bright Red LED display
  • Isolated TX. Output for remote monitoring
  • Pleasing aesthetics with membrane selector switches
  • Auto Temp Compensation using PT100
  • Consent contact output available to control ORP.

Specification :
Display 3½ Digit LED 0.56” character height
Range 0.00 to 14.00 pH
Auto Temperature 0-100°C using PT100 external sensor Compensation
Calibration Standard pH-7 : 7.00 ± 1, Slope pH-4 : 4.00 ± 1
Alarm Limits 0 to 14.00 for Acid/Base
Accuracy 0.5% ± 1 Digit
Input Impedance >1012 Ω
Tx. Output 4-20mA isolated for 0-14.0 pH
Relay Output (2 Nos) Contact rating 5A at 220V AC
Control Relay Logic Acid Relay ON for pH > Set Limit, Base Relay ON for pH < Set Limit
Consent Contact Output P-NO contact rating 5A/220V AC ON when pH within ACID & BASE Limits.
Supply 110V AC/220V AC ± 10% at 50Hz/60Hz
Size 96mm x 96mm facia & Cut Out 92mm x 92mm
Enclosure Plastic (ABS) flame retardant
Weight 800gms


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