Measuring Range |
PH 0 pH to 14 pH, ORP -1900 mV to +1900 mV |
Accuracy |
± 0.02 PH; ± 1 mV |
Resolution |
0.01 PH; 1 mV |
Stability |
≤ 0.02 PH per 24 hours; ≤ 3 mV per 24 hours |
PH Standard Solution |
4.00 or 6.86 or 9.18 |
Display Mode |
128 X 64 Dot matrix LCD |
Signal Output |
4 mA to 20 mA Isolation protection output, Maximum loop resistance 300 Ω |
Alarm Output |
One set of high and low limit alarm contacts 3 A or 250 V AC, normally open contact relay |
Power Supply |
AC 220 V ± 10 % 50 Hz |
Power Consumption |
< 3 W |
Humidity |
≤ 85 % RH |
Environmental Conditions |
(1) Temperature 32.0 °F to 140.0 °F (0 °C to 60 °C) |
Dimensions |
3.78 in x 3.78 in x 4.33 in (96 mm × 96 mm × 110 mm) |
Opening Size |
3.62 in x 3.62 in (92 mm × 92mm) |