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) |