Ista I-855 pH & ORP Controller

Ista I-855 pH & ORP Controller

• pH & ORP monitor and control in one unit.
• With temperature indication.
• Easy to read LCD with different back light as indication of operation.
• Digitally adjustable to allow pH auto calibration.
• Automatic alarm, when pH or ORP level is out of the setting range.

General Specification

• Display：LCD with two colors back light.
• Measurement：0 to 14 pH, -1000 to 1000 mV
• Set Range：3.0 to 11.0 pH, -1000 to 1000 mV
• Resolution：0.01 pH, 1 mV, 0.1℃
• Accuracy at 25℃：±(0.1%+2 digits) after calibrating, ±0.5℃
• Calibration (Automatic)：pH7.00 (CAL.) / pH4.00 / pH10.00 (SLOPE)
• Calibration (Manual) pH：pH7 (6~8) / pH4 (2.5~5.5) / pH10 (8~12)
• ORP：±100mV