Hanna Instruments HI 8510/8512/8710/8711/8720 pH and ORP Indicators and Controllers Instruction Manual

About this manual

This instruction manual provides comprehensive guidance for the HI 8510, HI 8512, HI 8710, HI 8711, and HI 8720 panel-mounted pH and ORP indicators and controllers. These instruments are designed for process control monitoring in industrial applications, featuring membrane keypads, large displays, and autodiagnostic functions. Connections are made via screw terminals on the rear panel, accepting direct input from electrodes or transmitters via 4-20mA.

What's inside

• Preliminary Examination
• General Description
• Mechanical Dimensions
• Functional Description HI 8510
• Functional Description HI 8512
• Functional Description HI 8710
• Functional Description HI 8711
• Functional Description HI 8720
• Specifications
• Initial Preparation

Frequently asked questions

What is the warranty period for the electrodes and probes?

The warranty for electrodes and probes is six months.

What is the maximum voltage allowed at the measurement surface?

Do not use the instruments when voltages exceed 24 VAC or 60 VDC.

What is the minimum space required to install the indicator with complete wiring?

You need a minimum of 190 mm (7.50") of space to install the indicator with complete wiring.