Walchem
Product Type: pH/ORP/ISE Controllers
Walchem WPH Series Water Treatment Controller, 100 to 240 VAC 50/60 Hz, 12 VA, 128 x 64 Graphic Backlit, Polycarbonate, NEMA 4X, 4-Dry Relay, -4 to 176 Deg F, Non-Preamplified pH/ORP/ISE, Water Treatment pH/ORP Controller with 4 to 20 mA Isolated Analog...