Reiss CD10.1 Operating Instructions Manual
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Reiss CD10.1 Operating Instructions Manual

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Operating instructions
TARAtec sensors
CD10.1, OZ10.1
Februar 2022 (EN)
V3

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Summary of Contents for Reiss CD10.1

  • Page 1 Operating instructions TARAtec sensors CD10.1, OZ10.1 Februar 2022 (EN)

  • Page 2: Table Of Contents

    Table of contents Table of contents Information about these operating instructions ........4 Symbols and displays ..............4 Associated documents ...............5 Information on this product..............6 Product description ..............6 Scope of supply .................8 Product overview ...............9 Name plate ................10 Safety ....................11 Use for the intended purpose ...........
  • Page 3 Table of contents Changing the electrolyte and membrane cap ......25 Troubleshooting ................. 27 Fault overview ................28 Special checks ................. 35 Technical data ..................38 Deinstallation and storage ..............38 Disposal ....................38 Warranty ....................39 Liability disclaimer ................39 TARAtec 10.1 3 / 40...

  • Page 4: Information About These Operating Instructions

    Information about these operating instructions Information about these operating instructions Symbols and displays 1.1.1 Safety and warning instructions The hazard symbols and signal words listed below are used in these operating instructions. They help you use the product safely, protect the operating personnel against injuries and protect the operating company against damage to property and additional costs.

  • Page 5: Associated Documents

     This symbol indicates a precondition before performing an action. Tab. 2: Symbols in the text Associated documents Data sheets on the individual types of sensors can be found at the following Internet address: https://www.reiss-gmbh.com/english/datasheets.htm TARAtec 10.1 5 / 40...

  • Page 6: Information On This Product

    Information on this product Information on this product Product description The TARAtec 10.1 product range consists of sensors with covering membranes. They are 2-electrode systems for measuring the concentrations in water of the disinfectants chlorine dioxide or ozone. The area of application of these sensors extends to almost all water qualities.
  • Page 7 Information on this product 2.1.1 Chlorine dioxide CD10.1 The sensor measures the concentration of chlorine dioxide in the water being measured. Such chlorine dioxide arises from the application of chlorine dioxide (such as the acid/chlorite process, chlorine/chlorite process). The chlorine dioxide sensor is insensitive to chlorine.

  • Page 8: Scope Of Supply

    Information on this product Scope of supply Keep the all the packaging for the sensor.   In the event of repair or warranty please return the sensor in the original packaging.  Check that the delivery is complete and undamaged. If it is damaged: ...

  • Page 9: Product Overview

    Information on this product Product overview Fig. 1: Product overview Electrical connection Sensor body Pressure compensation opening Working electrode O-ring 20 x 1.5 Membrane disc Protective cap Membrane cap Electrode finger 10 Reference electrode TARAtec 10.1 9 / 40...

  • Page 10: Name Plate

    Information on this product Name plate A name plate is glued to each sensor, this shows the following information: Fig. 2: Example of a name plate Measured variables Sensor designation, sensor name Nominal measuring range of the sensor Permissible temperature range of the measuring water Maximum permissible pressure of the water being measured Signal transmission Power supply...

  • Page 11: Safety

     Restricted to the activities described in these operating instructions.  Use only when in fault-free condition Use of original accessories and spare parts (see https://www.reiss-  gmbh.com/english/datasheets.htm) Use other than for the intended purpose The sensor may not be used for measurements to demonstrate the absence of the disinfectant.

  • Page 12: Personal Qualifications

    Safety Personal qualifications The user must hold the following personal qualifications: He must have read and understood the operating instructions.  He must have received training in the handling of the sensor.  Rebuilding and modifications Opening the sensor and making modifications to it which can affect the safety and functionality of the sensor may be performed only by the manufacturer.
  • Page 13 Safety 3.5.3 Impacts, shocks and improper touching Impacts or shaking of the sensor, such as by dropping it, can damage it.  Avoid impacts and shocks. Do not allow the sensor to be dropped.  Do not touch the sensor electrodes at any time. Touching the reference electrode, or using emery paper on it, can damage it.
  • Page 14 Safety 3.5.7 Loss of measured values when the sensor is removed After the sensor has been removed there is no longer a measured value, which can lead to incorrect dosing of the disinfectant. Switch off the measurement and control system or switch it over to ...
  • Page 15 Safety 3.5.11 Incorrect chemical analytical methods Incorrect determination of the concentration of the disinfectant will lead to incorrect calibration of the sensor. Observe the recommended analysis methods as per the data sheet  (see section 1.2, p. 5).  Perform analytical work in accordance with the specifications in the manufacturer’s operating instructions for the analytical equipment.

  • Page 16: Commissioning

    Commissioning Commissioning Installation requirements The following installation requirements must be satisfied: Continuous power supply and presence of water being measured  Flow rate as specified on the data sheet  Constant through flow rate  There must be disinfectants present in the water being measured. ...
  • Page 17 Commissioning  Put down the membrane cap on a clean surface.  Fill the membrane cap with electrolyte to the brim. Fig. 4: Filling the membrane cap  Place the sensor body [1] upright on the membrane cap [2].  Rotate the sensor body anticlockwise until the thread is felt to engage.

  • Page 18: Insertion Into The Flow Chamber

    Commissioning Fig. 6: Prepared sensor Insertion into the flow chamber  The sensor must have been prepared for installation (see section 4.2, p. 16).  Insert the sensor into a flow chamber of the type TARAflow FLC or any other suitable flow chamber. In order to insert the sensor correctly into the flow chamber: Comply with the instructions in the operating instructions for the flow ...

  • Page 19: Electrical Connection

    Commissioning Electrical connection  The sensor is inserted into the flow chamber (see section 4.3, p. 18). The following types of electrical connections to the sensor are available: 4.4.1 Connection with 0…+/-2000-mV signal output The sensor is provided with a 5-pin M12 screwed plug protected against polarity reversal.
  • Page 20 Commissioning 4.4.2 Connection with 4…20 mA signal output M12 screwed plug The sensor is provided with a 5-pin M12 screwed plug protected against polarity reversal. The connection pins are assigned as follows: Fig. 8: Connection pin assignment (5-pin) (not assigned) (not assigned) (not assigned) Connection with a 2-pole screwed terminal block...

  • Page 21: Initial Calibration

    Commissioning 4.4.3 Connection with Modbus signal transmission The sensor is provided with a 5-pin M12 screwed plug protected against polarity reversal. There are no termination resistors within the sensor. The connection pins are assigned as follows: Fig. 9: Connection pin assignment (5-pin) (reserved) +9…+30 V Power GND...

  • Page 22: Calibration

    Calibration Calibration The sensor outputs a signal proportional to the concentration of the disinfectant in the water being measured. In order to assign the value of the sensor signal to the concentration of the disinfectant in the water being measured, the sensor must be calibrated. ...
  • Page 23 Calibration Measured variables Recommended analytical methods Chlorine dioxide DPD-1 Photometer for chlorine dioxide DPD-1 + DPD-3 Ozone Photometer for ozone DPD-4 Tab. 4: Recommended analytical methods Chlorine dioxide can also be determined using a photometer intended for chlorine. The result must be multiplied by a factor of 1.9.

  • Page 24: Removal

    Removal Removal Removal of the sensor can lead to an incorrect measured value at the input to the measuring and control device, which can cause the control circuit to apply uncontrolled dosing. Before removing the sensor:  Switch off the measurement and control system or switch it over to manual operation.

  • Page 25: Maintenance

    Maintenance Maintenance Maintenance overview To ensure optimum performance of the sensor: Perform the following actions at regular intervals.  Maintenance task Interval Change the electrolyte  3-6 months Change the membrane cap  Annually Perform calibration  Weekly   After the electrolyte and/or the membrane cap has been changed...
  • Page 26 Maintenance  Lay a piece of special emery paper on a clean, smooth surface.  Hold the sensor upright.  Hold the special emery paper in place and move the tip of the working electrode over it at least twice. Use a fresh area of the emery paper for each pass.

  • Page 27: Troubleshooting

    Troubleshooting Troubleshooting Various factors in the environment can affect the sensor. If irregularities occur, it may be useful to check these factors: Flow rate  Measuring cable  Measuring and control device  Calibration  Dosing equipment  Concentration of the disinfectant in the dosing container ...

  • Page 28: Fault Overview

    Troubleshooting Fault overview Fault Cause Corrective action Sensor cannot Run-in time too short.  Wait until the run-in be calibrated / time has elapsed (see the measured section 4.5, p. 21). value deviates Repeat the calibration  from the after a few hours. analytical Membrane torn.
  • Page 29 Troubleshooting Fault Cause Corrective action The DPD chemicals are Use fresh DPD  out of date. chemicals. Repeat the calibration  (see section 5, p. 22). Deposits on the Change the  membrane membrane cap (see section 7.2, p. 25). Air pockets between the Unscrew the ...
  • Page 30 Troubleshooting Fault Cause Corrective action Lack of galvanic Create galvanic  isolation isolation. Return the sensor to  the supplier for checking / reconditioning. The sensor is defective.  Return the sensor to the supplier for checking / reconditioning. Unstable Membrane torn.
  • Page 31 Troubleshooting Fault Cause Corrective action Lack of galvanic Create galvanic  isolation isolation. Return the sensor to  the supplier for checking / reconditioning. The reference electrode  Return the sensor to is exhausted and/or the supplier for contaminated. checking / reconditioning.
  • Page 32 Troubleshooting Fault Cause Corrective action Lack of galvanic Create galvanic  isolation isolation. Return the sensor to  the supplier for checking / reconditioning. The sensor is defective.  Return the sensor to the supplier for checking / reconditioning. Underdriving Run-in time too short.
  • Page 33 Troubleshooting Fault Cause Corrective action The sensor is defective. Return the sensor to  the supplier for checking / reconditioning. The sensor is connected No signal  Connect the sensor to the measuring and correctly to the control device with the measuring and control wrong polarity.
  • Page 34 Troubleshooting Electronics Signal Underdriving Overdriving transmission Digital Modbus RTU <0 ppm/ % Measured value > Measurement range <0 mA >+2000 mV  0 … +2000 mV Orange LED Orange LED lights up  flashes regularly <-2000 mV  0 … -2000 mV Orange LED Orange LED ...

  • Page 35: Special Checks

    Troubleshooting Special checks 8.2.1 Tightness of the membrane cap Unscrew the membrane cap from the sensor (see section 7, p. 25).   Dry the outside of the membrane cap. Prepare the membrane cap (see section 4.2, p. 16).  ...
  • Page 36 Troubleshooting 8.2.3 Checking the zero point  The electronics must have been tested and found to be OK.  Prepare the sensor (see section 4.2, p. 16). Connect the sensor to the measuring and control device.   Fill a glass beaker with mains water (without any disinfectant!). ...
  • Page 37 Troubleshooting 8.2.4 Signal  The zero point checking must have been performed successfully.  Add the relevant disinfectant to the mains water in the glass beaker (see section 8.2.3, p. 36).  Stir the sensor steadily round in the glass beaker for five minutes. ...

  • Page 38: Technical Data

    Technical data Technical data Information on the technical data can be found at the following Internet address: https://www.reiss-gmbh.com/english/datasheets.htm Deinstallation and storage To deinstall a sensor and prepare it for storage, proceed as follows: Unscrew the membrane cap.   Use mains water to rinse the electrolyte out of the membrane cap.

  • Page 39: Warranty

    Each return shipment must be accompanied by a completed declaration of clearance. This can be found at the following Internet address: https://www.reiss-gmbh.com/forms/?lang=en. In case of contamination or missing or not completed declaration of clearance, a cleaning fee will be charged.
  • Page 40 Reiss GmbH Eisleber Str. 5 D - 69469 Weinheim Germany...

This manual is also suitable for:

Oz10.1Taratec cd10.1Taratec oz10.1

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