Designed to bring simplicity to pH testing, the HI991001 pH/Temperature Meter is designed specifically for use in manufacturing and environmental testing protocols. The specialized probe features a titanium body, integrated temperature sensor, and cloth junction.
| pH Range | -2.00 to 16.00 pH / -2.0 to 16.0 pH |
| pH Resolution | 0.01 pH / 0.1 pH |
| pH Accuracy (@25°C/77°F) | ±0.02 pH / ±0.1 pH |
| pH Calibration | automatic, at one or two points with two sets of standard buffers (pH 4.01 / 7.01 / 10.01 or pH 4.01 / 6.86 / 9.18) set Standard: 4.01; 7.01; 10.01 or NIST: 4.01; 6.86; 9.25 |
| mV Range | ±825 mV (pH-mV) |
| mV Resolution | 4 mV |
| mV Accuracy | ±1 mV (pH-mV) |
| Temperature Range | -5.0 to 105.0 °C/23.0 to 221.0 °F |
| Temperature Resolution | 0.1 °C/0.1 °F |
| Temperature Accuracy (@25°C/77°F) | ±0.5 °C up to 60 °C; ±1.0 °C outside ±1.0 °F up to 140 °F; ±2.0 °F outside |
| Temperature Compensation | Automatic -5.0 to 105.0 °C/23.0 to 221.0 °F |
| Power Supply | 1.5V AAA batteries (3 pcs.) |
| Power Consumption | approx. 1400 hours of continuous use |
| Environment | 3 to 50 °C (32 to 122 °F) RH max. 100% |
| Dimensions | s 154 x 63 x 30 mm (6.1 x 2.5 x 1.2”) |
| Weight | 199 g (6.91 oz.) with batteries |
| Ordering Information | Each meter is supplied complete with: • HI12963 pH/temperature probe with titanium body and DIN connector with 1m (3.3’) cable • pH 4.01 & 7.01 Buffer sachet • HI700601 General Electrode cleaning solution (2 sachets) • 100 mL beaker (1 pcs.) • Alkaline batteries: 1.5V AAA (3 pcs.) • Rugged carrying case • Calibration certificate of meter • Calibration certificate of probe • Instruction manual |
| Warranty | 2 years |
| Recommended Probe | HI12963 preamplified pH and temperature probe with titanium body, DIN connector and 1 m (3.3’) cable (included) |
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