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Hanna HI8720 ORP Analog Controller with Self-Diagnostic Test
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Hanna HI8720 ORP Analog Controller with Self-Diagnostic Test

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  • ORP Range ±1999 mV
  • Resolution 1 mV
  • Accuracy ±5 mV (@25°C)
  • Alarm Range 10–300 mV
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Hanna HI8711 pH Analog Controller with Dual Output and Self-Diagnostic Test
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Hanna HI8711 pH Analog Controller with Dual Output and Self-Diagnostic Test

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  • pH range: 0.00–14.00 pH
  • Accuracy: ±0.02 pH standard
  • Dual independent relay outputs
  • Overtime dosing protection adjustable
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Hanna HI8710 pH Analog Controller with Self-Diagnostic Test
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Hanna HI8710 pH Analog Controller with Self-Diagnostic Test

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  • pH range: 0.00–14.00 pH
  • Resolution: 0.01 pH
  • Accuracy: ±0.02 pH
  • Output: 4–20 mA isolated
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