| SKU |
HI6221-02 |
| Name |
Advanced pH/ORP Benchtop Meter- HI6221-02 |
| pH Range |
-2.0 to 20.0 pH; -2.00 to 20.00 pH; -2.000 to |
| pH Range |
20.000 pH |
| pH Resolution |
0.1 pH; 0.01 pH; 0.001 pH |
| pH Accuracy |
±0.1 pH; ±0.01 pH; ±0.002 pH (±1 last significant digit) |
| mV Range |
±2000.0 mV |
| mV Resolution |
1 mV; 0.1 mV |
| mV Accuracy |
±0.2 mV ±1 last significant digit |
| Temperature Range |
-20.0 to 120.0 °C; -4.0 to 248.0 °F; 253.0 to 393.0 K |
| Temperature Resolution |
0.1 °C / 0.1 °F / 0.1 K |
| Temperature Accuracy |
±0.2 °C / ±0.4 °F / ±0.2 K |
| Relative mV offset range |
±2000.0 mV |
| pH Calibration Calibration points |
Up to 5 |
| pH Calibration Type |
Automatic; Semiautomatic; Manual |
| pH Calibration Standard buffers |
Hanna and NIST |
| pH Calibration Standard buffers |
pH 1.68, 3.00, 4.01, 6.86, 7.01, 9.18, 10.01, 12.45 |
| pH Calibration Custom buffers |
Up to 5 |
| pH Calibration Custom group |
Up to 5 |
| pH Calibration 1st calibration point |
Offset or Points (user setting) |
| pH Calibration Reminder |
Disabled |
| pH Calibration Reminder |
Daily: 0 m in. to 23 hours and 59 m in. |
| pH Calibration Reminder |
Periodic: 1 m in. to 500 days, 23 hours and 59 m in. |
| Temperature Compensation |
Automatic or Manual |
| Reading Modes |
Direct; Direct/Autohold |
| Reading Stability criteria |
Accurate; Medium; Fast |
| Reading Isopotential |
7.000 or 4.010 |
| Reading Sampling rate |
1000 ms |
| pH Views Basic |
Measurement (pH, mV, Rel.mV, Abs.mV) |
| pH Views Basic |
Temperature, Stability status |
| pH Views Simple GLP |
Basic view information |
| pH Views Simple GLP |
Last calibration date, electrode offset, average slope, and electrode condition |
| pH Views Full GLP |
Simple GLP information and calibration point details |
| pH Views Table |
Measurements updated every second are displayed in table |
| pH Views Graph (Plot) |
pH (or mV) and temperature versus time graph can be panned or zoomed (pinch-to-zoom technology) |
| Logging Type |
Automatic, Manual, Autohold |
| Logging Number of records |
50 000 maximum per file / Stores at least 1 000 000 data points per user |
| Logging Automatic interval |
1, 2, 5, 10, 30 seconds |
| Logging Automatic interval |
1, 2, 5, 10, 15, 30, 60, 120, 150, 180 minutes |
| Logging Sample ID |
Incremental mode |
| Logging Export option |
.csv file format |
| Logging Export option |
Users Up to 9 users and adm in. account (default): |
| Connectivity USB-A |
2 ports for keyboard input or USB thumb drive |
| Connectivity USB-C |
1 port for PC connectivity and USB-C type thumb drive |
| Connectivity Wi-Fi & Ethernet |
FTP / Web server Log transfer and download Email |
| Connectivity RS232 |
Connecting peripherals |
| Power supply |
DC adapter 100-240AC to 24VDC 2.5A |
| Environment |
0 - 50 °C / 32 - 122 °F / 273 - 323 K maximum 95% RH non-condensing |
| Dimensions |
205 x 160 x 77 mm (8.0 x 6.2 x 3.0 “) |
| Weight |
Approximately 1.2 kg (2.65 lbs.) |