Dimensions | |
---|---|
Length | 205 mm |
Diameter | 25 |
Input data | |
Measured variables | Free chlorine with reduced pH dependency |
Temperature compensation | Automatic through integrated temperature sensor Pt100 |
Cable specification | black PUR (halogen free), shielded, M12 plug |
Function and system design | |
Measuring method | Amperometry |
Measurement principle | Membrane-covered, potentiostatic amperometric 3-electrode system |
Auxiliary power | |
Electrical connection | 8-pin M12 plug |
Power supply | 12-24 V (± 10 %) |
Output data | |
Data interface | RS-485, Modbus RTU |
Output signal | RS-485, Modbus RTU |
Accuracy | Measuring range 2 mg/L: at 0.4 mg/L & 1.6 ppm < 1 % Measuring range 20 mg/L: at 4 mg/L < 1 %, at 16 mg/L W37< 3 % |
Process conditions | |
Process temperature | 0…+45 °C (no ice crystals in the test water) |
Process pressure | 3 bar, no pressure shocks or vibrations |
Flow rate | Approx. 15…30 L/h in FLC-3, minimum flow dependence exists |
pH range | pH 4 … pH 9, reduced pH dependence |
Conductivity | 10 µS/cm…50 mS/cm (sea water) |
Performance characteristics | |
Response time | T90: approx. 2 min |
Running-in period | Approx. 2 h prior to initial operation |
Drift | Approx. -1 % per month |
Cross influences | Combined chlorine increases measured value |
Calibration method | Determination of chlorine with DPD-1 method |
Certificates and approvals | |
CE Manufacturer’s declaration | 2014/30/EC EMC Directive (EN 61326-1:2013) |
Work certificates | Yes |
Scope of delivery | |
Manual | Yes |
CE Manufacturer’s declaration | Yes |
Test certificate | Yes |
Accessories | |
Fittings | Flow unit |
Cables | Extension cables: 0.3 m, 2 m, 10 m, 25 m |
Measuring transducer | TriBox3, TriBox Mini, HS100, TriBox flex |
Validation/calibration | DPD method |