TDS-139A TDS-139AK
TDS Tester
| Model | TDS-139A | TDS-139AK |
| Measuring range | 0~1999PPm(mg/L) | |
| Accuracy | ±2℅F·S | |
| Resolution | 1PPm(mg/L) | |
| Display | 4-digital LCD | |
| Environment | Humidity:≤95℅ | |
| Automatic Temperature Compensation | 0℃~50℃ | |
| Power Supply | 4×1.5V(AG13) | |
| Dimensions | 165mm×26mm×26mm | 160 × 22 × 20 |
| Weight | 63g | 60g |
