Hanna Instruments® Portable Turbidity/Residual Chlorine Meter HI 93414　HI93414 HI93414

Measurement range: Turbidity 0.00 - 9.99, 10.0 - 99.9, 100 - 1000NTU, Residual chlorine 0.00 - 5.00mg/L (with free available chlorine/total chlorine)
Resolution: Turbidity 0.01NTU (0.00 - 9.99NTU), 0.1NTU (10.0 - 99.9), 1NTU (100NTU over), Residual chlorine 0.01mg/L (to 3.50mg/L), 0.10mg/L (3.50mg/L or more)
Accuracy: Turbidity ±2% + 0.02NTU, Residual chlorine ±0.02mg/L (at a concentration of 1.00mg/L)
Measurement principle: Turbidity 90° scattered light type, Residual chlorine DPD absorption photometry
Calibration: Turbidity 2 points, 3 points, or 4 points calibration (with validator), Residual chlorine 1 point calibration (with validator)
Use external environment: 0 - 50℃
Light emitting source: Tungsten lamp
Light-receiving part: Turbidity Silicone photo cell, Silicone photo cell with residual chlorine filter (525nm)
Data memory: 200 data
PC connections: RS232, or USB
Waterproof: -
Power supply: AA alkaline cell 4 pieces, or AC adapter,
Automatic power OFF: After 15 minutes of unused time
Size: Length 224 x Width 87 x Thickness 77mm
Weight: 512g