- Water treatment
- pH must be constant
- No tolerance to surfactants
- Temperature 45 °C max.
- Pressure 1 bar max.
| Measured parameter: | Free chlorine |
| Chlorination additives: | Inorganic compounds, such as NaOCl – Ca(OCl)₂ – gaseous chlorine, chlorine produced by electrolysis
Caution: Surfactants not tolerated |
| Measuring system: | Closed cell with 2 electrodes and electrolyte |
| Supply voltage: | 12 … 30 V DC (Load 500 to 900 Ω) |
| Output signal: | 4 … 20mA, 2 screw terminals (2 x 1mm²) No galvanic insulation |
| Operating temperature: | 1 to 45°C Automatic temperature compensation |
| Operating pressure: | 1 bar max. (No vibrations, no pulsating flow) |
| Flow rate: | About 30 l/h |
| pH operating range: | Constant between 6 and 8 pH pH value must be constant |
| Interferences: | Strong incidence of ClO₂ and O₃ on measuring signal Chlorine produced by electrolysis with a non-diaphragm cell may cause damages. |
| Zero adjustment: | Not necessary (from factory) |
| Slope calibration: | Only 1 point with BAMOPHAR 194 according to directive DPD-1 |
| Materials: | PVC-U |
| Dimensions: | Approx. O.D. 25 mm, length 220 mm (4-20 mA) |
BAMO CL4.2 free chlorine sensor is suitable for water treatment (for water equivalent to drinkable quality) at a constant pH.