Model | KL-139A | KL-139B |
Measuring range | 0~1999ppm | |
Accuracy | ±2℅F·S | |
Resolution | 1ppm | |
Display | 4-digital LCD | |
Environment | Humidity:≤95℅ | |
Automatic Temperature Compensation | 0℃~50℃ | |
Power Supply | 4×1.5V(AG13) | |
Dimensions | 165mm×26mm×26mm | 60mm×55mm×23mm |
Weight | 63g | 60g |