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pH / ORP transmitters

ABB's pH & Redox / ORP  2 and 4-wire analyzers and single or dual-input devices are designed to meet the most exacting requirements of our valued customers. Integral advanced functions include a sensor wash utility, PID control, automatic buffer recognition and in-line sensor diagnostics.

Our hazardous area certifications embrace FM, CSA and ATEX intrinsic safety. Instruments are available with HART, PROFIBUS PA, and FOUNDATION Fieldbus communications capabilities.

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