42 series - Process Analysers
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water treatment and industry Wall-mounted version with IP66 protection Panel-mounted version Process control device ► Simultaneous measurement (numerical and bar graph) and temperature values. ► Scrolling output values. ► Graphic icons for: status of digital outputs, washing cycle, data recording, alarms. ► Possibility to display the measurement only in large format. Data recording ► 4-bit internal flash memory (about 16,000 records). ► Type: Circular (F.I.F.O.) or filling. ► Ability to view the logged data in table or graphic form, with indication of the maximum, minimum and average values in ► P - PI - PID functions activated on the analogue or digital ► Output 1 programmable for measurement. ► Output 2 programmable for measurement / temperature / ► The limits of the outputs are freely programmable within the measuring range. ► ON/OFF set point: Programming the operating range (hysteresis/direction) and start/stop time 000 to 999 seconds. ► PID control: Pulses, frequency or PWM (2 set points).

4Programmable for: tool faults, minimum, maximum, set point delay, stay time (live check). 4For set-up and remote real time acquisition or for downloading data (using dedicated software). 4Delay time: 00:00 to 59:59 mm:ss with minimum interval of 15 sec. 4 MODBUS RTU communication protocol. 4Set point deactivation (in case of alarm): Enabling/Disabling. 4USB for direct download on PEN DRIVE (optional). Washing electrodes Manual controls 4Programming the interval (minimum 15 min) and the duration. 4Possibility to simulate the analogue and digital outputs from the keypad. 4During washing, all...

Simple and intuitive software GRAPHIC DISPLAY All basic paiameleis far operallon logres are set CALIBRATIONS MENU Calibration Pioc edtire of the elecliode DIGITAL AND ANALOGUE OUTPUTS MENU Selling of digital and analogical outputs ARCHIVE MENU Selling of the data aichive and visuallzatio n mode GRAPHICAL MEASUREMENT MENU Visualization of archives in a graphical fofm MANUAL CONTROL MENU Manual control and acllvafion of Entries and Outpuls ► Main menu with graphic icons Display of stored data in graphical form, even during RUN TIME ► Interactive, easy to read interface MODBUS RTU serial...

Dimensioni Wall-mounted version with IP66 protection rating 122,5 144

Measuring range pH 0 to 14 pH Resolution 0,01 pH Dual parameter versions available 4238-38 [pH/REDOX - pH/REDOX] 4238-22 [pH/REDOX - Conductivity] 4238-23 [pH/REDOX - Inductive cond.] 4238-83 [pH/REDOX - Dissolved oxygen] 4238-63 [pH/REDOX - Turbidity/SS] pH and REDOX electrodes The electrodes shown below are all of the combined type (Measuring + Reference), do not require maintenance and differ in their structural characteristics, making them suitable for many applications. The elements that must be considered when choosing an electrode are: measuring range, temperature, pressure and...

Sonde pH e REDOX con uscita RS485 4pH or REDOX measurement using measuring technique for demanding or prohibitive applications 4Replaceable measuring and reference electrodes 4Built-in temperature with PT100 4Galvanically-isolated RS485 output S401DIFF digital pH probe Measuring range Protection rating Power supply Length of cable (included) S406DIFF digital Redox probe Measuring range Temperature Characteristics Protection rating Power supply Length of cable (included)

Measuring range Conductivity 0 to 20 μS; 0 to 200 μS; 0 to 2,000 μS; 0 to 20,000 μS; 0 to 200,000 μS Resolution 0.01 μS; 0.1 μS; 1 μS; 10 μS Dual parameter versions available 4238-22 [pH/REDOX - Conductivity] 4293-22 [Chlorine - Conductivity] S411-S428 Conductivity probes Specially designed for use in an industrial environment, these make it possible to cover a very wide measuring range, thanks to versions with temperature sensor, special versions with PVC, PTFE, PVDF body, graphite, steel or platinum electrodes. Conductivity is measured by submerging the two metal electrodes of the probe...

Inductive conductivity Measuring range Conductivity 0 to 1,000 μS; 0 to 10,000 μS; 0 to 100,000 μS; 0 to 1 Simens (0 to 999.999 mS) Resolution 1 μS; 10 μS; 100 μS; 1,000 μS Dual parameter versions available 4238-23 [pH/REDOX - Inductive cond.] 4293-23 [Chlorine - Inductive cond.] S411/IND Inductive conductivity sensors 4Low maintenance 4Versions for in-line, submersion or tank installation 4Ideal for cooling towers, process water, concentrated solutions The S410/IND series of inductive sensors has been engineered and developed to produce an electrode that is very powerful but at the same...

Dissolved Oxygen Measuring range Dissolved oxygen 0 to 20.0 ppm or mg/l - 0 to 200% SAT Resolution 0.1 ppm or mg/l - 1% SAT Dual parameter versions available 4238-83 [pH/REDOX - Dissolved oxygen] 4262-83 [Turbidity - Dissolved oxygen] 4263-83 [Suspended solids - Dissolved oxygen] 4283-83 [Dissolved oxygen - Dissolved oxygen] with S423/C/OPT optical sensor only S423/OXYSENS™ Main measuring range The oxygen contained in the liquids is measured using the so-called Clark cell system. These cells generate a current proportional to the partial pressure of the oxygen, which can be detected using a...

4Optical technology: no membrane or electrolyte 4No signal drift: no calibration 4Digital output: Modbus RS-485 4Sturdy stainless steel structure Fields of application • Biological purification systems (aeration, nitrification/denitrification tanks etc.) • Industrial water treatment plants • Monitoring surface water • Aquaculture • Water conditioning Optical technology The S432/C/OPT sensor measures oxygen with a built-in temperature probe. The measuring technique is based on the optical principle: a diode emits a light blue towards a support on which a fluorescent substrate is applied. The...

Chlorine and other oxidants Measuring range from 0 to 100,000 ppm to be selected in relation to the type of sensor connected Dual parameter versions available 4238-93 [pH/REDOX - Chlorine] 4262-93 [Turbidity - Chlorine] 4293-22 [Chlorine - Conductivity] 4293-23 [Chlorine - Inductive cond.] 4293-93 [Chlorine - Chlorine] chosen from Free, Total, Dioxide, Ozone, PAA, H2O2 S 494 Amperometric sensors with membrane Amperometric sensors with 2 or 3 membrane-covered electrodes with built-in temperature sensor for signal compensation. Assembly in a flow-through cell with constant flow (S305PX)....