Spesifikasi HI4221
PH Meter
Order Information
The HI-4221-02 is supplied with glass body pH electrode, temperature probe, power adaptor, pH 4 and pH 7 buffer solutions, electrode refilling solution, electrode holder and instructions.
Specifications
Specifications list
Specifications
| Range - pH | -2.0 to 20.0; -2.00 to 20.00; -2.000 to 20.000 pH | |
| Resolution - pH | 0.1 pH; 0.01 pH; 0.001 pH | |
| Accuracy - pH | ±0.1 pH; ±0.01 pH; ±0.002 pH | |
| Range - mV | ±2000 mV | |
| Resolution - mV | 0.1 mV | |
| Accuracy - mV | ±0.2 mV | |
| Range - Temperature | -20.0 to 120°C; -4.0 to 248.0°F; 253.15 to 393.15K | |
| Resolution - Temperature | 0.1°C; 0.1°F; 0.1K | |
| Accuracy - Temperature | ±0.2°C; ±0.4°F; ±0.2K | |
| Calibration - pH | Automatic up to 5 points with 8 memorized values (pH 1.68, 3.00, 4.01, 6.86, 7.01, 9.18, 10.01, 12.45) + 5 custom buffers | |
| Calibration - Temperature | 3 points | |
| Relative mV Offset Range | ±2000 mV | |
| Input Channel(s) | 1 pH/mV | |
| Calibration Check | pH electrode and buffer condition | |
| Temperature Compensation - pH | Automatic or manual from -20.0 to 120.0°C (-4.0 to 248.0°F) | |
| Log-On-Demand | 10 Lots, 5000 samples per lot | |
| Auto Endpoint | Yes | |
| PC Connection | Opto-isolated USB and RS232 | |
| Display | 240 x 320 dot-matrix color LCD with on-screen help, graphing, language selection and custom configuration | |
| Power Supply | 12 VDC adapter (included) | |
| Dimensions | 159 x 230 x 93 mm (6.3 x 9.1 x 3.7") | |
| Weight | 800 g (1.8 lb.) |