The PHT129 converts pH/ORP to DC signal
• Wide range of pH and ORP probe input
• Output up to 18 VDC or 50 mADC
• 2000 Vrms isolation
• High input impedance
• Temperature compensation optional
• Front adjustments for span and zero
• All common AC or DC supplies

Common applications include
• Wastewater and water treatment monitoring
• Detecting contaminations