KL-139A/B TDS Tester

Technical Specification:
Model KL-139A KL-139B
Measuring range 0~1999PPm(mg/L)
Accuracy 2℅F?
Resolution 1PPm(mg/L)
Display 4-digital LCD
Environment Humidity:≤95℅
Automatic Temperature Compensation 0℃~50℃
Power Supply 41.5V(AG13)
Dimensions 1652626(mm3) 605523(mm3)
Weight 63g 60g