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TOA-DKK CD-36D, Instruction Manual, Page: 1 / 46

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TOA-DKK CD-36D Instruction Manual Download Page 1

 

 

 Please keep this instruction manual close at hand of the persons who are in charge of 

the operation of this product. 

 Before operating this product, please read this instruction manual carefully for its 

correct handling.

 

 

 

REAGENTLESS FREE

CHLORINE ANALYZER

 

MODEL CD-36D

 

(Including explanation on the sensor)

 

 

No. CD3-IB21928E 

Summary of Contents for CD-36D

Page 1: ...ersons who are in charge of the operation of this product Before operating this product please read this instruction manual carefully for its correct handling REAGENTLESS FREE CHLORINE ANALYZER MODEL...

Page 2: ...14 4 1 Start up Procedure 14 4 2 Shutdown of Operation 16 5 Calibration 17 1 Zero Calibration 17 2 Span Calibration 18 6 Setting of Measuring Range and Output Signal 20 6 1 Setting of Measuring Range...

Page 3: ...on of Installation Site for the Transmitter 35 2 Installation Method 35 8 3 Wiring 36 1 Wiring Diagram 36 2 Wiring for the Transmitter 37 8 4 Piping 38 9 Option 39 1 Conductivity modifying column Mode...

Page 4: ...otations of warning and caution in the instruction manual and on warning labels are described below In addition the alert symbol of warning labels is meant to notify the existence of hazard and it als...

Page 5: ...occurs in the power supply system Replacement Parts For replacement parts such as piping materials use parts specified by DKK TOA Using any other parts can result in a failure or damage No Modificati...

Page 6: ...re not supplied by DKK TOA g Malfunctions or damage caused by the use of connecting equipment not supplied by DKK TOA h Loss of data settings programs or software stored on the product not attributabl...

Page 7: ...troduction of the city water 3 Preparation for Operation To start the operation of the Transmitter execute the calibration according to the instructions 4 Operation Installation Preparation for Operat...

Page 8: ...tor CLV series or CLR 21 A Detector Flow cell for residual free chlorine detector CLZ 1 Flow cell as option Column for measurement of pure water CLZ 2 Flow cell Flow cell for residual free chlorine de...

Page 9: ...agentless Free Chlorine Analyzer Transmitter Model CD 36D Vibrating Type Residual Free Chlorine Detector Model CLV Series Lead Lead Wires 1 5m Standard Flow Cell for Residual Free Chlorine Detector Mo...

Page 10: ...nance mode Cable for Output Signal Detector Lead Wires Cable for Power supply Power Switch POWER Earth Line Pilot Lamp To display the mode presently set If ON cin MEAS mode If blinking cin TEST mode T...

Page 11: ...lass beads For Model CLR 21 A Ceramic beads IMPORTANT Turn the sensing electrode clockwise and make sure the electrode is fixed firmly Loosening of the electrode may cause a failure of the product Sen...

Page 12: ...ches the bottom of the flow cell and connect the connector of the detector lead wires like before if it was disconnected to remove the detector 3 2 Filling of Sodium Chloride Tablets For specification...

Page 13: ...the sample water 3 3 Introduction of Sample Water Detector Flow Cell Sample Inlet Sample Outlet Flow Rate ca 100mL min Introduction of Sample Water to the Sensor Confirm that the sensor is ready for i...

Page 14: ...iner Then wait until the sample level in the container reaches ca 20 from its bottom When the level reaches ca 20 in the container close the lid tight IMPORTANT If the sample is introduced when the li...

Page 15: ...itch is turned to Maintenance mode TEST the output signal automatically changes to a constant value near the median of the measuring range regardless of the actual indicated value If mode switch is tu...

Page 16: ...kept vibrating or rotating in the air for a long period Confirm that the pilot lamp is blinking Turn on the power switch located on the upper part of the terminal board and confirm that the pilot lamp...

Page 17: ...he mode switch is in the position of Measurement MEAS and the pilot lamp is continuously lit Sample water is being fed to the flow cell in accordance with the intended conditions The knob cover and th...

Page 18: ...ight hand side Then turn the mode switch to Maintenance TEST Maintenance mode TEST Measurement mode MEAS Mode Switch Fixing Screw for Cover Knob Cover SPAN Knob ZERO Knob Position of the mode switch N...

Page 19: ...ation The span calibration is an operation to adjust the indication of the Transmitter to an analyzed value obtained with DPD method Amperometric titration method etc for the residual chlorine in the...

Page 20: ...nob ZERO Knob Position of the SPAN Knob Fix the knob cover in place Put the knob cover back in place and tighten 2 fixing screws for the knob cover IMPORTANT When the calibration is finished do not to...

Page 21: ...witch shown below set strikers 3 4 5 of the dip switch to the desired position respectively for the intended measuring range IMPORTANT When opening the front cap make sure not to allow any water or ra...

Page 22: ...tting of Output Signal in Maintenance mode If the mode is changed to Maintenance mode TEST the output signal automatically changes to a constant value near the median of the measuring range which is p...

Page 23: ...in water to get into the Transmitter Adjustable Knob VR4 Screw Driver Set the output signal to the desired value NOTE Refer to NOTE Conversion Method to the Output Signal from the Indicated Value on t...

Page 24: ...an several months Maintenance Items and Intervals Item for Maintenance and Inspection Interval Item Description 1 week 2 weeks 1 month 3 months 6 months 1 year Reference Section 1 Flow rate of sample...

Page 25: ...or CLR 21 A 4 104A072 Tubular Fuse 2 For Transmitter 5 519052K Electrically conductive grease assembly 1 For CLR 21 A 10g 7 3 Cleaning of Detector and Replacement of Sensing Electrode Prepare washing...

Page 26: ...lectrode Detector Sensing Electrode Cap Inspection of the sensing electrode Perform maintenance In the case of model CLR 21 A If the sensing electrode is found worn out or unusual turn it counterclock...

Page 27: ...the detector Connect the lead wires Connect the connector for the lead wires to the upper part of the detector like before Turn on the power switch Turn on the power switch and close the rear cap 7 4...

Page 28: ...nd Filling of Beads Remove the cap on the tip of the detector Holding the detector vertically loosen the detector cap on the tip of the detector and remove it Replace the beads with new ones Discard t...

Page 29: ...detector like before Turn on the power switch Turn on the power switch and close the rear cap 7 5 Cleaning of Flow Cell Turn off the power switch Open the rear cap of the Transmitter and turn off the...

Page 30: ...rn on the power switch and close the rear cap 7 6 Adjustment of Output Signal of the Transmitter If any deviation is observed between the displayed value on the digital display and the output signal f...

Page 31: ...he residual chlorine in the sample with another method Analyze the residual chlorine in the sample with another method in 5 2 Span Calibration Adjust the span Adjust the span in 5 2 Span Calibration A...

Page 32: ...1V Range of the output signal 4V Therefore the output signal mA or V can be obtained according to the following equation Output Signal mA or V Range of Output Signal Indicated Value on the digital dis...

Page 33: ...ckwise to take out Replacement of Fuse Withdraw the fuse holder Open the front cap Then withdraw the fuse holder by turning it counter clockwise Replace the fuse Take the blown fuse out of the fuse ho...

Page 34: ...ed with detectors in your stock as non periodical spare parts Confirm the model described on the detector and order in advance 2 Replacement of CLV Series detector a If a CLV Series detector is incorp...

Page 35: ...nstallation 2 M8 11 5 Sample Outlet Rc 1 4 Saddle for 50A PVC Flow Cell 40 63 63 In case of Model CLR 21 A 11 5 Sample Inlet Installation of Flow Cell and Detector a Since the length of the lead wires...

Page 36: ...for Installation The fittings for installation can be fixed on the left hand side of the Transmitter 50A Pipe or equal 60 5 Installation of the Transmitter NOTE The same screw hole M5x4 is provided bo...

Page 37: ...er Supply Connect the Transmitter to a AC power supply with a 2 core cable for instrumentation OD 8mm Make sure to minimize the voltage drop to less than 2V d Ground the Earth terminal provided on the...

Page 38: ...Supply OD 8 Tapered Packing for 8 Power Switch Water seal Cable Inlet Cable for Output Signal Lead Wires Cable for Power Supply Earth Line The threaded hole on the side of the casing for fittings is...

Page 39: ...after the pressure reducer in order to ensure a constant flow of the sample even if the pressure on the side of the sampling point fluctuates as shown in the figure above b The final end of the sampl...

Page 40: ...t when the electrical conductivity of a sample is in the neighborhood of 8 mS m or less a conductivity modifying column Model CLZ 2 is provided to be combined as option a Setting i Set the column on a...

Page 41: ...water however falls to a value lower than 8mS m the indication of the Transmitter tends to show a lower value than the actual value Practically the measurement of residual chlorine may be significantl...

Page 42: ...ctrical Conductivity Characteristic of Vibration Type Residual Chlorine Detector 2 Flow Cell Model CLZ 4 option Fittings for Wall Mounting Flow Regulating Valve Sample Inlet Rc 1 2 Sample Outlet Sampl...

Page 43: ...385 315 1 35 35 40 5 1500 with a Cap 4 14 Carbon Steel Pipe 50A 60 5 Pole Stand The above figure shows a pole stand Model B150 option provided for installation of the Transmitter Flow Cell Conductivit...

Page 44: ...be width of 1 pH Electrical conductivity Greater than 8mS m Temperature 0 to 40 C Pressure 0 01 to 0 15MPa Consumption 0 5 to 1mL min Flow rate of the flow cell 50 to 200mL min Surrounding Temperature...

Page 45: ...ion measuring range 0 to 2mg L Repeatability 0 1mg L with chlorine standard solution measuring range 0 to 2mg L IMPORTANT If the Electrical conductivity of the sample water becomes less than 8mS m the...

Page 46: ...Head Office Address 29 10 1 Chome Takadanobaba Shinjuku Ku Tokyo 169 8648 Japan Telephone 81 3 3202 0225 Facsimile 81 3 3202 5685 URL http www toadkk co jp...

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