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Fault

Possible cause

Process error

Sensor not correctly

calibrated

Calibrate sensor, see 

Ä

 Chapter

7.1.2 „Perform calibra‐

tion“ on page 59

Displayed

values incor‐

rect

Air bubbles in the

sample water

Ensure that the outlet bleed valve is

open and not blocked
Create backpressure
Install air bubble trap, accessories,

order number 1037790

Particles of dirt in the

cuvette

Clean the cuvette of any particles of

dirt.

Displayed

values lower

than expected

Sensor not correctly

calibrated

Calibrate sensor, see 

Ä

 Chapter

7.1.2 „Perform calibra‐

tion“ on page 59

Upper row of

display

flashes

Sample has exceeded

the permissible meas‐

urement range

Check sample. Turbidity of the

sample may be too high in order to

be read by the sensor

Maintenance, troubleshooting and repair

 

 

 

68

Содержание DULCO turb C Series

Страница 1: ...erating instructions Part no 986062 BA DT 034 01 11 EN Please carefully read these operating instructions before use Do not discard The operator shall be liable for any damage caused by installation o...

Страница 2: ...986062 1 en_GB 2011 ProMinent Dosiertechnik Heidelberg GmbH Im Schuhmachergewann 5 11 69123 Heidelberg Telephone 49 6221 842 0 Fax 49 6221 842 419 email info prominent de Internet www prominent com 2...

Страница 3: ...Read the following supplementary information in its entirety The following are highlighted sepa rately in the document n Enumerated lists Instructions Results of the instructions Information This pro...

Страница 4: ...tallation hydraulic 21 4 3 Installation electrical 23 5 Operating diagram 26 5 1 Overview of device Control elements 26 5 2 Overview of operating structure 27 6 Commissioning 30 6 1 Load drying agent...

Страница 5: ...ir 66 8 1 Information about fault maintenance 66 8 1 1 System error messages 67 8 1 2 Faults in the process 67 9 Spare parts and accessories 69 10 Standards complied with 70 11 Disposal of used parts...

Страница 6: ...ised according to the following scheme A number of different sym bols are used to denote different sit uations The symbols shown here serve only as examples DANGER Nature and source of the danger Cons...

Страница 7: ...ial damage NOTICE Nature and source of the danger Damage to the product or its sur roundings Measure to be taken to avoid this danger Note Denotes a possibly damaging situation If this is disregarded...

Страница 8: ...and if required trained in the tasks assigned to him her and possible dangers that could result from improper behaviour as well as having been instructed in the required protective equipment and pro t...

Страница 9: ...environment in which the are employed and know the relevant standards and regulations Electricians must comply with the provisions of the appli cable statutory directives on accident prevention Custom...

Страница 10: ...onsequence Fatal or very serious injuries The unit should only be oper ated by adequately qualified and technically expert per sonnel Please also observe the oper ating instructions for control lers a...

Страница 11: ...s sur roundings Correct measuring and control is only possible if the sensor is working perfectly Check and calibrate the sensor regularly 2 2 Correct and proper use NOTICE Correct and proper use The...

Страница 12: ...ndards ISO 7027 and DIN EN 27027 Types TUC 2 and TUC 4 work with white light and fulfil USA standard US EPA 180 1 Both device types can be equipped with ultrasonic cleaning TUC 3 TUC 4 or without ultr...

Страница 13: ...5 of the displayed value above 40 NTU Resolution 0 0001 NTU below 10 NTU Response time configurable Display Multiple row LCD display with backlighting Alarm Two programmable alarms 120 240 VAC 2 A For...

Страница 14: ...light Shipping weight approx 2 5 kg Option ultrasonic cleaning TUC 3 TUC 4 The Ultrasonic cleaning option is used in order to continuously clean the sample chamber It serves neither to clean previous...

Страница 15: ...relay is triggered if the alarm funktion in ALM1 ALM2 is set to ERROR The 4 20 mA output is set to 0 2 4 mA if the funktion error level ERLV was set to the corresponding mA level Interface RS 485 The...

Страница 16: ...agent 1 Cuvette 1 Hose kit n Shut off clamp 1 piece n Back pressure valve 1 piece n Connection hoses with connection pieces for pressure regu lating valves 2 pieces n Bleed screw used in pressurised...

Страница 17: ...free fastening Avoid direct sunlight Permissible ambient tempera ture for the sensor at fitting position 1 50 at max 95 relative air humidity non condensing Consider the permissible ambient temperatur...

Страница 18: ...meters from the sampling site This is the only way to ensure a quick response time from the system Free space above the sensor Allow for at least 200mm free space above the sensor for all required wo...

Страница 19: ...Fig 1 The diagram is not to scale It is for information only All values given in millimetres A Terminal box B DULCO turb C housing Mounting and Installation 19...

Страница 20: ...only All values given in millimetres A Terminal box B DULCO turb C housing 1 Fasten the terminal box A to the wall with two M4 screws 2 Fasten the DULCO turb C housing B above the terminal box to the...

Страница 21: ...n the bleed screw Slight leakage may occur at the bore hole for the bleed screw during the installation process This will cease as soon as normal flow is established In the event that the installation...

Страница 22: ...t III Terminal box 1 Backpressure valve To regulate the flow and in order to remove small air bubbles 4 Hose connector 4 75 mm interior diameter 8 mm external diam eter Hose connection to the sam plin...

Страница 23: ...nce Fatal or very serious injuries Measure Disconnect the power supply before opening the housing Disconnect damaged defec tive or manipulated devices from the power supply The provision of a suitable...

Страница 24: ...r to avoid signal overlapping In order to avoid damage only separate and connect the RS 485 cable if the DULCO turb C is switched off A0518 Fig 4 Cable assignment of the sensor I Power cable threaded...

Страница 25: ...orners of the terminal box 2 Lift off the terminal box cover 3 Remove the blanks from the required bore holes 4 Guide the cables into the threaded connections 5 Connect the cables with the designated...

Страница 26: ...ter 1 2 Users qualifica tions on page 8 Fig 5 Overview of device Control elements 1 LCD display 2 UP key 3 DOWN key 4 ENTER button 5 MODE EXIT button Function Description LCD display The parameters of...

Страница 27: ...2 Overview of operating struc ture The sensor is equipped with three modes which can be selected by means of the MODE EXIT button n AUTO mode Standard mode display of the current measured values n CA...

Страница 28: ...Fig 6 Overview of operating structure Operating diagram 28...

Страница 29: ...Extended settings EXTD The procedure for configuring the menu settings is described here Chapter 6 4 Device configura tion on page 35 The extended settings are grouped together in order to prevent ac...

Страница 30: ...range Measured values over 1100 NTU cause the display to flash and a mes sage to be displayed warning of excessive measured values During normal operation of the sensor an arrow is positioned next to...

Страница 31: ...ve and cuvette The DULCO turb C continuously monitors the state of the drying agent bag As soon as the drying agent needs to be exchanged this is indicated in the lower row of the LCD dis play Warning...

Страница 32: ...ase the four screws from the corners of the housing and remove the upper part of the sensor Fig 8 Load drying agent 2 Insert the drying agent immediately after opening the packaging in order to avoid...

Страница 33: ...DESC warning may be shown on the LCD display 6 2 Routine measurement Routine measurement The turbidity can be correctly measured approx 45 60 minutes after beginning measure ment commissioning warm u...

Страница 34: ...s the MODE EXIT button A0519 Fig 9 Access code When one of the access code numbers if flashing you can change the number with the UP or DOWN button and confirm with the ENTER button Entering the acces...

Страница 35: ...umber with the UP or DOWN button and then press ENTER If you have selected the valid access code then you will now have access to the sensor s calibration mode In the event that the access code is inc...

Страница 36: ...the upper turbidity limit value UPLM which corre sponds to the output value 20 mA a higher NTU value can be entered than for value 20 mA in order to reverse the sign of the output current a lower NTU...

Страница 37: ...event of a system error on the DULCO turb C in order to indicate the problem by activating the ERLV ON function In doing so fault currents of 4 00 mA 2 00 mA or 0 mA can be selected In the event of an...

Страница 38: ...e to be entered in order to fully configure the alarms n Alarm function HI LO OFF or ERROR n Alarm limit value limit value at which the alarm becomes active n Alarm delay time how long the limit value...

Страница 39: ...iggered in the event that the turbidity briefly exceeds or drops below the threshold value The delay function works as follows n Delay time Alarm on The tur bidity must exceed the Limit value alarm fo...

Страница 40: ...O n OFF n ERROR Select the alarm function Limit value S P 0 1000 NTU Set the Limit value alarm on delay time alarm on DLY 1 30 s For the function Delay alarm on set the number of seconds Delay time al...

Страница 41: ...ol is shows as soon as an offset is being used The max imum offset amounts to 1 00 NTU If the device deviation is greater than 1 NTU then it is recommended to carry out a complete calibration A0624 Fi...

Страница 42: ...with the help of a calibrated manual laboratory measuring device reference device 3 Compare the turbidity value indicated by the device with the value meas ured by the reference device If the values...

Страница 43: ...the reference device measures a value of 0 012 NTU for the sample then entering an offset value of 0 04 will cause the DULCO turb C to display the value 0 012 NTU 8 At this point the offset configurat...

Страница 44: ...xtended settings in order to access configu ration for the following options n Speed of response n Screen resolution n LCD illumination brightness n Units n Ultrasonic cleaning n RS 485 parameters n A...

Страница 45: ...the highest number in order to avoid anomalies caused by air or other influ ences Select the lowest reaction time i e the lowest number if rapid changes are to be expected which are to be monitored T...

Страница 46: ...creen resolution Function Options Info Screen resolution RES 1 0 001 Factory setting 0 01 For displayed values under 10 NTU the DULCO turb C is able to display a value with up to four digits after the...

Страница 47: ...nation brightness A0535 Fig 17 LCD illumination brightness Function Options Info LCD illumination bright ness BRT 1 10 Factory setting 8 Adjust the backlighting for the LCD display as required Commiss...

Страница 48: ...8 Units Function Options Info Units UNIT n NTU n FNU Factory setting NTU Select a unit for dis playing the turbidity measurement NTU Nephelometric Turbidity Units or FNU Formazin Nephelo metric Units...

Страница 49: ...vette without an ultrasound transducer then an error message will be shown on the LCD display A0537 Fig 19 Ultrasonic cleaning Function Options Info Ultrasonic cleaning CLN ON On OFF Off Factory setti...

Страница 50: ...tory setting 8 The required number of data bits for the commu nications software deployed Parity PRTY nOnE ODD E Factory setting nOnE The parity bit required for the communications software Stop 1 2 F...

Страница 51: ...ed In order to activate one or both alarms then you must configure ERROR see Chapter 6 4 3 Configure alarm on page 38 In order to indicate an error via the 4 20 mA signal ERROR ALARM ERLV must be sele...

Страница 52: ...utput 40 40 Configure the mA value in order to adapt to the superordinated control system e g SPC or SCADA One count number cor responds to 0 01 mA Configuration of 20 mA output Allow a constant outpu...

Страница 53: ...ue in order to adapt to the superordinated control system e g SPC or SCADA One count number cor responds to 0 01 mA Save configuration settings If you have set the extended settings EXTD to OFF then y...

Страница 54: ...e configuration menu can be stored in this manner You can access the configuration menu at any time in order to reset or modify some or all of the parameters You can exit the configuration menu at any...

Страница 55: ...G mode If no entry is made in CAL mode within a period of 15 minutes the sensor automatically toggles back over to AUTO mode 7 1 1 Standard solutions for cali bration If you operate the sensor across...

Страница 56: ...CAUTION Malfunction of the control circuit Possible consequence Poor end product quality Ensure that your controller or other measuring equipment is configured so that the indexing process does not l...

Страница 57: ...ing The standard solution cuvettes have minimal manufacturing toler ances This results from the man ufacturing process and is unavoid able In order to minimise the effects of these manufacturing toler...

Страница 58: ...til the displayed measured value has stabilised Mark the point on the cuv ette with the lowest NTU value with the help of the marking ring supplied so that the marker points towards yourself 6 Remove...

Страница 59: ...d use them for control purposes during calibration of the signals NOTICE Fan standstill The sensor fan is switched off during the calibration process in order to extend the service life of the drying...

Страница 60: ...result to be falsified Prerequisites The sensor is operational and is switched to AUTO mode Fig 24 Display Calibration 1000 NTU 1 Use the MODE EXIT button key to select CAL mode The LCD display see F...

Страница 61: ...y rotate the calibration cuvette 20 from the centre point to the left and then 20 from the centre point to the right Leave the calibration cuvette in the position with the lowest measured value A0523...

Страница 62: ...b C so that the marking ring marker points towards yourself see Indexing the standard solution with your cuvette on page 56 8 Slowly rotate the calibration cuvette 20 from the centre point to the left...

Страница 63: ...on 9 Press the key in order to start calibration to 10 NTU A 60 second countdown begins after which the DULCO turb C is calibrated to 10 NTU A0526 Fig 28 Display Calibration 0 02 NTU 10 Remove the 10...

Страница 64: ...n cuvette in the position with the lowest measured value A0527 Fig 29 Display Start calibration 13 Press the key in order to start calibration to 0 02 NTU A 30 second countdown begins after which the...

Страница 65: ...hat an error has occurred during calibration Press the MODE EXIT button in order to repeat the calibration process Restoring the factory calibration settings 1 In order to restore the factory calibrat...

Страница 66: ...erally be rectified by the operator This includes for example a lamp failure LAMP or incorrect calibration CAL If an error occurs the sensor continues to indicate values however the accuracy of these...

Страница 67: ...htly in order to improve contact Exchange the cuvette if the problem persists Cuvette removed Insert cuvette FAIL Fatal system errors Contact customer service 8 1 2 Faults in the process Fault Possibl...

Страница 68: ...all air bubble trap accessories order number 1037790 Particles of dirt in the cuvette Clean the cuvette of any particles of dirt Displayed values lower than expected Sensor not correctly calibrated Ca...

Страница 69: ...1 TUC2 1037877 Cuvette TUC3 TUC4 1037878 Infrared lamp TUC1 TUC3 1037702 White light lamp TUC2 TUC4 1037703 Hose kit 1037879 Pressure regulating valve 1037885 Accessories Accessories Part number Calib...

Страница 70: ...ectrochemical analyzers Part 1 General EN 61000 Electromagnetic compati bility EMC EN 61010 Safety requirements for electrical equipment for measure ment control and laboratory use Part 1 General requ...

Страница 71: ...age 8 NOTICE Regulations governing disposal of used parts Note the current national reg ulations and legal standards which apply in your country ProMinent Dosiertechnik GmbH Hei delberg will take back...

Страница 72: ...12 Declaration of Conformity Fig 31 Declaration of Conformity Declaration of Conformity 72...

Страница 73: ...30 Functions 6 G General non discriminatory approach 3 I Incorrect calibration 65 L Limit value alarm 39 Liquid temperature 21 M Menu Alarm 40 Mounting position 17 N non discriminatory approach 3 NTU...

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