| Model |
M500T |
| Parameters |
pH/EC/ISE/DO/Temp. (mV/ORP/pX/Resistivity/TDS/Sal./DO Saturation) |
| pH |
Range |
-2.000 to 20.000 pH |
| Resolution |
0.1, 0.01, 0.001pH |
| Accuracy |
±0.002 pH |
| Calibration Points |
Up to 6 |
| Standard Customization |
Yes |
| Calibration Reminder |
Yes |
| Standard Recognition |
NIST, GB, DIN, USA, MERK, JIS buffers |
| Slope Limit |
Yes |
| mV/ORP |
Range |
-2000.00 to 2000.00 mV |
| Resolution |
0.1, 0.01 mV |
| Accuracy |
±0.1 mV or ±0.03% of
reading whichever is greater |
| EH ORP Mode |
Yes |
| ORP Calibration Points |
1 custom point (relative mV) |
| pX |
Range |
-2.000 to 20.000 pX |
| Resolution |
0.1, 0.01, 0.001 pX |
| Accuracy |
±0.002 pX |
| Calibration Points |
Up to 6 |
| ISE |
Range |
1.000e-9 to 9.999e+9 |
| Units |
mol/L, mmol/L, g/L, mg/L, μg/L, ppm, ppb |
| Resolution |
Up to 4 significant digits |
| Accuracy |
±0.3% |
| Calibration Points |
Up to 6 |
| Conductivity |
Range |
0.000 μS/cm to 2000 mS/cm |
| Resolution |
0.001 μS/cm minimum,
various with range selection |
| Accuracy |
±0.5% FS |
| Reference Temperature |
5, 10, 15, 18, 20, 25 ºC |
| Calibration Points |
Up to 5 |
| Calibration Reminder |
Yes |
| Standard Recognition |
10 μS/cm, 84 μS/cm, 500 μS/cm, 1413 μS/cm, 12.88 mS/cm; 146.5μS/cm, 1408μS/cm, 12.85mS/cm, 111.3mS/cm |
| Resistivity |
Range |
5.00 Ω·cm~100.0 MΩ·cm |
| Resolution |
0.01 Ω·cm minimum |
| Accuracy |
±0.5% FS |
| TDS |
Range |
0.000~1000 ppt |
| Resolution |
0.001 ppm minimum, changed with range |
| Accuracy |
±0.5% FS |
| Salinity |
Type |
NaCl |
| Range |
0.0~80.0 ppt |
| Resolution |
0.1ppt |
| Accuracy |
±1ppt |
Dissolved
Oxygen Concentration - Polarographic |
Range |
0.00 to 99.99 ppm |
| Resolution |
0.01 ppm |
| Accuracy |
±0.10 ppm |
| Calibration Reminder |
Yes |
| Calibration Points |
Air-saturated water or zero point |
| Barometric Compensation |
Yes |
| Manual Salinity Factor Correction |
Yes |
% Saturation -
Polarographic |
Range |
(0.0 to 600)% |
| Resolution |
0.10% |
| Accuracy |
±2.0% |
| Temperature |
Range |
-10 to 135 ºC, 14 to 275 ºF |
| Unit |
ºC, ºF |
| Resolution |
0.1 |
| Accuracy |
±0.1 |
| Measurement |
Reading Mode |
Auto Read (Fast, Medium, Slow), Timed, Continuous |
| Reading Prompts |
Reading, Stable, Locked |
| Temp. Compensation |
ATC, MTC |
| Data management |
Data Storage |
1000 Groups |
| GLP Features |
Yes |
| Log Management |
Yes |
| Inputs |
pH Electrode |
BNC(Q9) |
| DO with Temp. Probe |
4-pin aviation connector |
| Conductivity with Temp. Probe |
5-pin aviation connector |
| Outputs |
USB |
USB 2.0 flash memory device, PC, scanner, |
| RS 232 |
printer, auto-sampler |
| Display options |
Backlight |
Yes |
| Auto Shutdown |
1~60 min, off |
| IP Rating |
IP54 |
| Date and Time |
Yes |
| General |
Power |
AC Adapter, 100-240V AC input, DC24V output |
| Dimensions |
220×195×68 mm |
| Weight |
950g (2.09 lb) |