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Photometric multiparametric microprocessor control unit. Graphical backlit display, keyboard programming, internal data logger with 4 MB flash memory for data storage.

Chlorine set point: No. 2 with a programmable value of ON and OFF. Proportional dosing with Relay Output. 2A max load - resistive load of 230V. PWM or frequency control mode.

pH set point: No. 2 with programmable value of ON and OFF. Proportional dosing with relay output. 2A max load – resistive load of 230V. PWM or frequency control mode.

Temperature set point: No. 1 with a programmable value of ON and OFF. This output can be controlled by timer function. Relay output. 2A max load - resistive load of 230V.

 

Redox / Combined Chlorine set point: No. 1 with a programmable value of ON and OFF. This output can be controlled by timer function. Relay output. 2A max load - resistive load of 230V. Programmable 0utput for ORP or Combined Chlorine by setup. Control for Anti-algae / Flocculant Relay output with timer or ON / OFF programming. Exchangable contacts. 2A max load - resistive load of 230V. Multitask Alarm Output combined with exchangeable contacts, 2A max – resistive load of 230V. Digital selfpowered input for unit inhibition. Specifications: Operating temperature 5 to 45 ° C. Operating humidity 10 to 95% non-condensing. Isolated RS485 remote connection 500V RMS, MODBUS RTU protocol for communication speed. Power Supply 85-265Vac / 50-60Hz. Wall mounting configuration with protection IP65 for electronics unit. 1A fuse (5x20mm size).

Hydraulic pressure operation with the possibility of water recycling (excluding water used for the analysis.). Inlet rapid connector for 10x12mm hose. Electrodes holder for pH, Rx and temperature with rapid connector for 10x12mm hose. Reaction sample drained by gravity through a rapid connector for 10x12mm hose. Manual reagents refilling by keyboard. Temperature range of analysis fluid from 10 to 40 ° C.

Free/Combined Chlorine measurement: Photometric measurement principle, DPD reaction method. High precision reagent dosing system with peristaltic pump at 1 or 2 channels. LED emitter at 520 nm, silicon photosensor. Measuring range 0.00 ÷ 5:00 ppm for Free Chlorine, resolution ± 0.01 ppm Cl2. Accuracy ± 2% of measured value, 98% repeatability. Programmable Analysis time by software from 3 to 120 minutes in steps of one minute. Lack of reagent Alarm in two steps with pre-warning and controller block. Version available for Total Chlorine.

PH measurement: Potentiometric measurement principle. Measuring ranges 0.00 ÷ 14.00 pH, ± 0.01pH resolution. Accuracy ± 1% of measured value, 98% repeatability. Correction of OFFSET ± 2 pH units (± 110mV). Correction of asymmetry 45 to 70 mV/pH. Input impedance 10 Gohm. Polarization current <1 pA. Calibration through Software of 2 points. Compensation range 1 to 60 °C.

RX measurement: Potentiometric measurement principle. Measuring ranges -1500 +1500 mV, ± 1 mV resolution. Accuracy ± 1% of measured value, 98% repeatability. Correction of OFF-SET on the whole measuring range. Input impedance 10 Gohm. Polarization current <1 pA. Calibration through Software of 1-point. Temperature compensation range 1 to 60 °C.

Temperature Measurement: Thermoresistive measurement principle. Sensor Type NTC 100K @ 25 ° C. Measuring ranges 0.0 ÷ 50.0 ° C, resolution ± 0.1 °C, accuracy ± 0.2 ° C, repeatability 99%.

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