| pH |
| Measurement method |
Glass electrode method |
| range of measurement |
pH0.00-14.00 |
| Display range |
-2.00 to 16.00 |
| Display resolution |
0.01pH |
| Accuracy (instrument repeatability) |
±0.01 pH ±1 digit |
| Number of calibration points |
5 points (for NIST, USA) 6 points (for DIN) |
| pH standard solution |
NIST, USA, DIN |
| ORP |
| range of measurement |
±2000mV |
| Display resolution |
+2000mV to -2000mV: 1mV However, +1000mV to -1000mV: 0.1mV |
| Instrument repeatability |
+2000mV to -2000mV: ±0.3% 999.9mV to -999.9mV: ±0.3mV |
| Calibration function |
● |
| temperature |
| Measurement method |
thermistor method |
| Measurement/display range |
-30.0 to 130.0℃ |
| Display resolution |
0.1°C |
| Accuracy (instrument repeatability) |
±0.5℃ |
| Calibration function |
● |
| data memory |
500 |
| Data logging (interval memory) |
● |
| Stability judgment function |
Auto hold, auto stable, instantaneous value |
| Sensitivity/asymmetry potential display |
● |
| Calibration interval alarm function |
● |
| Auto power off function (OFF, 1-30 minutes) |
● |
| Electrode status display |
● |
| Battery level display |
● |
| Error message display |
● |
| PC connection 1 |
ー |
| Printer connection 2 |
ー |
| display |
Monochrome custom LCD with backlight |
| Waterproof/dustproof grade |
Equivalent to IP67 |
| power supply |
2 AA alkaline batteries (Ni-MH rechargeable batteries can be used) |
| Battery power consumption (standby) |
Battery voltage 3V 5mA or less |
| External dimensions |
160 (length) x 80 (width) x 40.60 (height) mm |
| mass |
About 220g (not including batteries) |
| Ambient temperature/humidity |
0 to 45°C Relative humidity 0 to 80% (no condensation) |