Yokogawa EXA PH202 2-Wire pH/ORP Analyzer

Product Description

• Manufacturer: Yokogawa

• Model: EXA PH202

• Product Type: 2-Wire pH/ORP Analyzer

• Application: Industrial pH and ORP measurement

• Enclosure: IP65 field-mountable case

• Communication: HART, PROFIBUS-PA, FOUNDATION Fieldbus

Technical Specifications

• Measuring Principle: Glass electrode method

• Input Ranges:

  • pH: -2 to 16 pH

  • ORP: -1500 to 1500 mV

  • rH: 0 to 55 rH

  • Temperature: -30 to 140℃

• Output Signal: 4 to 20 mA DC loop powered, isolated from input

• Temperature Compensation:

  • Range: -30 to 140℃

  • Sensor Types: Pt100, Pt1000, 3 kΩ RTC, 5.1 kΩ PTC, 8.55 kΩ NTC, 350 Ω PTC, 6.8 kΩ PTC, 10 kΩ PTC

  • Automatic or manual compensation

• Power Supply: Nominal 24V DC loop powered system

• Ambient Conditions:

  • Temperature: -10 to 55℃

  • Humidity: 10 to 90% RH (Non-condensing)

• Display: Custom liquid crystal display, 3 1/2 digits, 12.5 mm high