SENSORS AND ACCESSORIES
PH ELECTRODES – INDUSTRIAL SERIES
EURO2010-pH is a series of combined pH electrodes with a glass body, suitable to meet the most varied application needs in the world of water treatment for industrial use, purification and more.
- Glass body, diameter 12 mm
- Measurement range: 0…14 pH
- Minimum sample conductivity: 50 μS/cm
- Single or triple ceramic diaphragm with salt bridge
- Sensitive glass membrane S (standard models) or HA (HQ, “High Quality” models)
- Temperature range: 0 … 80 °C (0 … 120 °C for HQ models)
- Max. working pressure 6 bars
- S7 or S8 threaded screw head connection (depending on the model) or with built-in cable
- Models available for low conductivity (2.5 μS/cm or 0.2 μS/cm rechargeable electrode); model with fluoride-resistant glass body; model with electrolyte for solutions with pH > 12.5
REDOX ELECTRODES (ORP) – INDUSTRIAL SERIES
EURO2110-RX is a series of combined redox electrodes with a glass body, suitable to meet the most varied application needs in the world of water treatment for industrial use, purification and more.
- Glass body, diameter 12 mm
- Measurement scale: ± 2000 mV
- Single or triple ceramic diaphragm with salt bridge
- Pt (platinum) or Au (gold) sensor
- Temperature range: 0 … 80 °C (0 … 120 °C for HQ models)
- Max. working pressure 6 bars
- S7 or S8 threaded screw head connection (depending on the model) or with built-in cable
PH ELECTRODES – SWIMMING POOL SERIES
Series of combined pH electrodes, featuring an impact-resistant plastic body, suitable for use in swimming pool environments.
- Impact-resistant plastic body, 12 mm diameter
- Measurement range: 0…14 pH
- Minimum sample conductivity: 50 μS/cm
- KCl 3M gel electrolyte
- Single ceramic diaphragm
- S-glass sensitive membrane
- Temperature range: 0 … 80 °C
- Max. working pressure 8 bar (2 bar for the model suitable for horizontal installation)
- Soldered cable and BNC connector or test leads
- A model suitable for horizontal installation is available, recognizable by the green color of the internal gel
REDOX ELECTRODES (ORP) – SWIMMING POOL SERIES
EURO2100-RX is a series of combined redox electrodes, equipped with an impact-resistant body, suitable for use in swimming pool environments.
- Impact-resistant plastic body, 12 mm diameter
- Measurement scale: ± 2000 mV
- KCl 3M gel electrolyte
- Single ceramic diaphragm
- Pt (platinum) or Au (gold, for measurements in the presence of salt electrolysis) sensor
- Temperature range: 0 … 80 °C
- Max. working pressure 8 bar (2 bar for the model suitable for horizontal installation)
- Soldered cable and BNC connector or test leads
- A model suitable for horizontal installation is available
CCK SERIES – TWO ELECTRODE CONDUCTIVITY CELLS
Series of two-electrode cells for electrical conductivity measurements in aqueous solutions. All probes are equipped with shielded cable and are available with different cell constants, different construction materials and for different types of installation.
- CCK5 series with constant K=5 cm; CCK1 series with constant K=1 cm
- ½” GAS threaded body for direct installation in pipes or specific probe holders
- Body in PVC or PTFE, with electrodes in graphite or AISI316 steel
- Models with integrated temperature sensor, Pt100 or NTC10K
- Models with M8 connector for PSP164 pumps
- CCK-J series with glass shaft body and platinum electrodes
- Standard 5 meter shielded cable (different lengths also available)
- CCK-P series for portable instruments with glass shaft body, platinum electrodes, integrated Pt1000 sensor and 1.5 m cable with connector
- Working conditions: pressure and temperature max. dependent on the model
CMK / CTI01 SERIES – INDUCTIVE CONDUCTIVITY PROBE WITH SIGNAL TRANSMITTERS
CMK50 is a probe for measuring conductivity with the inductive method, to be used in combination with a signal transmitter, available in a case for wall installation or with support for DIN rail mounting.
This system is suitable for medium-to-high scale conductivity measurements, even in chemically aggressive solutions and at high temperatures.
Installation of the cell directly in the pipe or in a special probe holder, continuous monitoring of the process, no maintenance.
- Measurements with inductive method, up to 500 mS/cm
- ½” threaded PEEK body
- Max. temperature operating temperature 120 °C
- Integrated temperature sensor for thermo-compensated readings
- Standard 10 meter cable
- Immersion or outflow installation with special probe holders
- Pipe installation with PP or steel mounting accessories
- Signal transmitter with 4-20 mA output, to be ordered specifying the measurement scale
- CTI01/S models with IP54 case, for wall installation
- CTI01 models with DIN rail mounting support
CLE SERIES – OPEN AMPEROMETRIC CELLS FOR MEASUREMENTS OF CHLORINE, BROMINE, CHLORINE DIOXIDE
The open amperometric cells quickly, accurately and non-selectively measure the concentration of disinfectant (chlorine, bromine, chlorine dioxide) in water.
The CLE11 and CLE12 models are two-electrode cells assembled in a probe holder, with housings for the proximity sensor and temperature probe, and equipped with an anti-passivation system for the copper electrode and regulation of the water flow in entrance.
The CLE16 model is a three-electrode probe, with a glass stem body, suitable for measurements in drinking water and swimming pools, even in the presence of saline electrolysis. To be installed in a special probe holder.
- Measurement range: 0 … 2.00 ppm (up to 5 ppm with saturation error)
- CLE11 / CLE12 models:
- Cell with two copper / platinum (Cu/Pt) electrodes, assembled in a methacrylate flow probe holder with housings for proximity sensor and temperature probe; connections for 6×8 mm tube and sampling pin
- The CLE12 version also has two housings for 12 mm diameter sensors (pH and redox electrodes)
- Anti-passivation system of the copper electrode
- Regulation of the inlet water flow
- Working conditions: recommended flow rate 40 … 50 l/h; max. temperature 40°C; max. pressure 3 bars; pH range 6 … 7.8
- Wall fixing
- Cells supplied complete with installation kit (valves, fittings and 5 meters of PE pipe)
- Model CLE16:
- Three electrode probe with glass stem body, 1 meter cable with M8 connector
- Working conditions: recommended flow rate 60 … 80 l/h; max. temperature 45°C; max. pressure 3 bars
- pH range 5 … 9 (cell working limits); 6 … 7.8 (recommended for chlorine disinfection)
- To be installed in a special probe holder, with proximity sensor and regulation of the inlet water flow
CAC SERIES – CLOSED AMPEROMETRIC CELLS
Complete series of measurement sensors based on amperometric principle, with two electrodes protected by a special selective membrane. The range includes cells for the measurement of chlorine (free / active, organic / available, total), chlorine dioxide, chlorites, bromine, hydrogen peroxide, ozone and peracetic acid in water.
To be installed in a special probe holder with adjustment of the inlet water flow and proximity sensor.
- Two inputs for co
- Two-electrode amperometric cells, with ion-selective membrane and specific electrolyte, which ensures a stable and protected measurement environment
- Continuous and reliable monitoring, for efficient process management
- Thermo-compensated readings, thanks to the integrated temperature sensor
- Working conditions: temperature 5 … 45 °C; max. pressure 1 bar; recommended flow rate 40 … 60 l/h; conductivity of the solution 50 … 10’000 µS/cm
- 4-pole shielded cable
- Also available model without membrane (CAC-HT-B), for measurements in hot water and dirty water (see specific page)
CAC-HT – AMPEROMETRIC PROBE FOR MEASUREMENTS OF CHLORINE AND CHLORINE DIOXIDE IN HOT OR DIRTY WATER
Three electrode amperometric sensor, suitable for controlling the concentration of chlorine or chlorine dioxide in hot water circuits and dirty water.
To be installed in a special probe holder with adjustment of the inlet water flow and proximity sensor.
- Three-electrode amperometric probe, with protective cap and specific electrolyte, which ensures a stable and protected measurement environment
- Measuring range: 0.02 … 2 ppm (chlorine / chlorine dioxide)
- Continuous and reliable monitoring, for efficient process management
- Thermo-compensated readings, thanks to the integrated temperature sensor
- Working conditions: max. temperature 70°C; max. pressure 8 bars; recommended flow rate 60 l/h; conductivity of the solution 50 … 10’000 µS/cm
- Probe body and electrode protection cap in PEEK
- 4-pole shielded cable
CTS07 – CELLS FOR TURBIDITY MEASUREMENTS
Turbidity measurement cells, compliant with international standards ISO7027 and European electromagnetic compatibility regulations.
The light source generates a constant beam that passes through the sample and the intensity of the light coming out of the liquid is detected by a photocell. The signal is amplified and then transmitted to the measuring instrument.
The complete system, consisting of cell, pre-amplifier and possible self-cleaning unit, is supplied assembled on a panel.
- Side Scattering” model with detector placed at 90° with respect to the light source; measurement scale up to 100.0 FTU (NTU)
- “Forward Scattering” model with detector placed in line (180°) with the light source; measurement scale up to 500.0 FTU
- High efficiency red LED light source
- 4-20 mA signal output
- Self-cleaning group available on request, assembled on the cell
TEMPERATURE SENSORS
Series of temperature probes, with Pt100 or Pt1000 sensor, available in different shapes and materials, to meet different application needs.
- Model with anti-acid Pyrex glass body
- Model with threaded body in PP, for installation in probe holder or pipe
- Pt1000 probe for SHP02 series portable instruments
- Direct cable, of different lengths
CABLES AND CONNECTORS FOR PH AND ORP (REDOX) ELECTRODES
Series of high quality coaxial cables, 5 mm section, for industrial pH and ORP (redox) electrodes, EURO2010-PH and EURO2110-RX series.
- Cables with screw connector and ferrules, for connecting the sensor to industrial instruments (S503, S504, S507, S508), multi-parameter control units (MC14, EF214, MCO14) and SG18 pre-amplifiers
- Cables with screw connector and BNC, for connecting the sensor to swimming pool controllers (EF260, EF300, EF315, EF117 series) and dosing pumps with integrated pH/RX instrument (PSP162, NSP162, EF110, EF162, EF158)
- Standard lengths: 65cm, 1m, 2m, 3m, 5m, 10m, 20m; for longer lengths we recommend the inclusion of an SG18 pre-amplifier
- Replacement cable connectors, S7 screw and BNC male
CALIBRATION AND MAINTENANCE SOLUTIONS
Correct calibration and maintenance of measurement sensors ensures their reliability and extends their useful life.
STEIEL has a complete range of solutions for the calibration of pH / ORP (redox) electrodes and conductivity probes; solutions for periodic maintenance and accessories.
- Buffers pH4, pH7, pH9; available in 90 or 500 ml bottles
- Redox standard solution at 220 mV; available in 90 or 500 ml bottles
- Conductivity standard solutions at 147 µS/cm, 1413 µS/cm and 12.88 mS/cm; available in 90 or 500 ml bottles
- Filling electrolyte for rechargeable electrodes
- Electrode storage solution
- Maintenance kit for cleaning and storage of pH and ORP (redox) electrodes
FLOW PROBE HOLDER WITH GLASS, SF SERIES
The SF series includes various models of flow probe holder with socket, suitable for the installation of one, two or three measurement sensors.
Available with transparent glass, also with mesh filter cartridge, or with robust Moplen® body for industrial applications.
- SF17 model:
- Transparent SAN glass
- Installation of a 12 mm diameter sensor
- Connections for 6×8 mm tube
- Optional filter cartridge
- Supplied complete with installation kit
- SF19 Series:
- Transparent SAN glass
- Model for the installation of one or two 12 mm diameter sensors
- Models for the installation of a conductivity probe, rod or with ½” connection
- Connections for 6×8 mm tube
- Supplied complete with installation kit
- SF78M Series:
- PP-Moplen® probe holder
- Model for the installation of one, two or three 12 mm diameter sensors
- Models for CCK or CMK conductivity cell
- Connections for hose on ½” hose holder
METHACRYLATE FLOW PROBE HOLDER, SD SERIES
The SD series includes various models of flow probe holder with methacrylate body, regulation of the inlet water flow and sampling needle for analysis.
Equipped with housings for PT100 temperature probe and proximity sensor.
Depending on the model, they allow you to install one, two, three or four measurement sensors.
Supplied complete with standard installation kit for cold water use; hot water kit available on request (max. 70 °C).
- Max. temperature operating temperature: 70 °C (with installation kit for hot water); 45 °C with standard supply
- Max. pressure 2 bar (5 bar only for SD-CAC1 model)
- Water inlet/outlet fittings for 6×8 mm pipe
- Supplied complete with installation kit for use in cold water (max. 45 °C)
- SD-P1 model: installation of a 12 mm diameter sensor
- SD-P2 model: installation of two 12 mm diameter sensors
- SD-CAC1 model: installation of a CAC cell
- SD-CAC2 model: installation of a CAC cell and two 12 mm diameter sensors
- SD-CAC3 model: installation of two CAC cells and two 12 mm diameter sensors
- SDE model: for installation of two 12 mm diameter sensors; economical version, without flow regulation and without housing for temperature probe and proximity sensor
FLOW SENSORS FOR PROBE HOLDERS
To complete the range of flow probe holders, STEIEL offers sensors for monitoring the flow of sample water. Different models, depending on application needs
- Proximity sensor, for methacrylate flow probe holder, with NPN or PNP magnetic micro; also available with M8 connector for connection to instrument pumps
- “In-line” flow sensor, 2 wires, to be installed between two SF17 or SF19 type probe holders
PROBE HOLDER FOR PIPE INSTALLATION, S92 SERIES
The S92 series probe holders are suitable for direct installation in a pipe of a 12 mm diameter sensor. The operating temperature and pressure limits are determined by the construction material and the configuration of the individual models.
- Models with PP body:
- S92/T: ½” GAS M connection, max. pressure 2 bars
- S92/PG13.5 PP: PG13.5 / ½” GAS M or PG13.5 / ¾” GAS M connection, max. pressure 5 bars
- Max. temperature 70°C
- Models with PVC body:
- S92/P: body with PVC protection; ½” GAS M connection, max. pressure 2 bars
- S92/PG13.5 PVC: PG13.5 / ½” GAS M or PG13.5 / ¾” GAS M connection, max. pressure 5 bars
- Max. temperature 45°C
PROBE HOLDER FOR IMMERSION INSTALLATION, S86 SERIES
The S86 series probe holders are suitable for submerged installation of one or two sensors.
The maximum operating temperature is determined by the construction material and the sensor installed.
Models of different lengths are available.
- PVC pipe (max. temperature 40 °C) or PP-Moplen® (max. temperature 80 °C)
- External diameter 60 mm
- Adjustable flange
- Models for the installation of one or two 12 mm diameter sensors, or a CCK or CMK cell
- Standard length (max. sub-flange): 710, 1000, 1500 mm
- An optional sensor self-cleaning kit is available
