The Tablet Dissolved Oxygen Meter EZL-DOM121 measures dissolved oxygen in mg/L, ppm, or % saturation. It has a water-resistant touch screen display, a user-friendly tablet design, and the ability to switch between bench, compact, and wall mount options. Providing a DO range of 0.00 to 20 mg/L (ppm), resolution of 0.01/0.1 ppm, temperature accuracy of 5 °C to 60 °C: ± 0.5 °C and others ± 1.0 °C, and a temperature measuring range of 0 °C to 100 °C supplied with DO electrode with temperature sensor.
| Parameters | Concentration, Saturation, Temperature |
| DO Range | 0.00 to 20 mg/L (ppm) |
| Resolution | 0.01/0.1 |
| DO Accuracy | ± 0.3 % , ± 0.4 mg/L |
| DO Saturation | 0.0 to 200 % |
| Saturation Resolution | 0.001 |
| Saturation Accuracy | ± 2.0 % FS |
| Temperature Measuring Range | 0 °C to 100 °C |
| Temperature Resolution | 0.1 °C |
| Temperature Accuracy | 5 °C to 60 °C : ± 0.5 °C Others: ± 1.0 °C |
| Temperature Compensation Range | 0 °C to 100 °C (Automatic) |
| Salinity Compensation Range | 0.0 to 50.0 g/L |
| Air Pressure Compensation Range | 80 kPa to 105 kPa (Automatic) |
| Air Pressure Resolution | 1 |
| Air Pressure Accuracy | ± 2 % |
| Stability | ± 0.07 mg/L/1h |
| Response Time | ≤ 30 s (25 °C, 90 % Response) |
5-inch LCD screen with wide 150° viewing angle
Compact bench cradle
Rotary electrode holder
Small and compact size, easy to carry and remove
Different electrodes can be installed (pH, Conductivity and DO measurement)
Auto-recognition of different electrodes
3.5 mm jack input for electrode connection
2 USB and 1 SD card interfaces for power and data transfer
Data storage 300 sets
Rechargeable long lasting battery
Auto-shut off if no operation in 10 minutes
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