چکر دیجیتال کلر HI771
This digital chlorinator meter measures up to 500 ppm with 1 ppm resolution and ±3 ppm ± 5% accuracy at 25°C. It uses colorimetric method and photodiode light source.
- The description claims ±3 ppm ± 5% accuracy at 25°C.
This digital chlorinator meter measures up to 500 ppm with 1 ppm resolution and ±3 ppm ± 5% accuracy at 25°C. It uses colorimetric method and photodiode light source.