Operating Instructions for Hand-held Conductivity
Contents
1. housing 142 x 71 x 26 mm H x W x D electrode max approx 12 mm length approx 120 mm Weight approx 255 g incl battery and electrode Scope of functions Min Max value memory Hold function freezing of the current value Automatic off function 1 120 min can be deactivated AutoRange Automatic measuring range adjustment can be deactivated Automatic temperature compensation Replace battery display Additional functions e Resistivity salinity and TDS determination e Temperature coefficients that can be selected Natural water linear compensation or no compensation e Increased temperature measuring range page 14 HND C110 K01 0208 HND C110 10 Order Codes HND C110 Conductivity measuring unit with additional functions see 9 Technical Information 10 1 Accessories Plug power supply 220 240 VAC 50 60 Hz HND 2002 10 5 VDC 10 mA HNDZ033 Adapter RS232 converter on USB interface Software for recording measurement data on a computer for instruments of the HND series without logger function observe instrument dimension Additional accessories upon request HND C110 K01 0208 page 15 HND C110 11 Declaration of Conformance We KOBOLD Messring GmbH Hofheim Ts Germany declare under our sole responsibility that the product Hand held Conductivity Measuring Units Model HND C110 to which this declaration relates is in conformity with the standards noted below EN 55 022 6 12. Measuring cell must never come into contact with water repellent materials such as oil or silicone If conductivity measured is much higher or lower than expected this may be due to the electrode being soiled with non conducting or conducting foreign materials Measuring cell has to be cleaned with a watery soap solution When measuring media with low conductivities the electrode has to be moved sufficiently page 10 HND C110 K01 0208 7 6 Error and System Messages no display or confused characters Description Low battery voltage device will only continue operation for a short time Low battery voltage If mains operation Battery voltage too low If mains operation power supply defective or wrong voltage polarity System error Device defective Values exceeding meas range Values falling below meas range System fault Value could not be calculated 7 7 The Serial Interface All measuring and setting data of the device can be read and changed by means of the serial interface and a suitable electrically isolated interface adapter HND Z031 In order to avoid transmission errors there are several security checks implemented The following standard software packages are available for data transfer BUS SW9M 9 channel software to simultaneously display conductivity channel 1 temperature channel 2 resistivity channel 3 TDS channel 4 and or salinity channel 5 HND C110 Remedy repla
3. can change to the next measuring range resolution by pressing the key for a short time In case you have already been working in the highest resolution range pressing of the key will bring you down to the lowest measuring range resolution The corresponding measuring unit is shown by an arrow in the top right hand corner of the display 2 seconds The Auto Range function set will be shown in the a L To activate deactivate Auto Range function press PL key press for Lit ir display as long as the t key is being pressed 10 9 Salinity measuring The salinity salt content of seawater can be determined in the measuring mode SAL basis International Oceanographic Tables IOT The salinity of standard seawater is 35 o 35 g salt per 1 kg seawater The values are displayed in o g kg 7 3 4 Minimum and Maximum Values The min or max value of the current measuring unit will be shown in the upper line of the display after the e or Lv keys have been pressed for a short time The lower display line will simultaneously show the temperature at which the max min values for conductivity or resistivity filtrate dry residue salinity have occurred To switch 285 over between the max min values of the measuring units press CAMB EES for a short time Max min values for conductivity resistivity filtrate dry residue and salinity will be recorded even though the measuring unit is not shown in the dis
4. is not working as specified e the device has been stored under unsuitable conditions In case of doubt please return the device to manufacturer for repair or maintenance 7 2 Connections 4 Interface Connection for electrically isolated interface O gt adaptor accessories HND Z031 K a 2 Electrode cable gland for fixed conductivity electrode The mains socket is located at the left side of the instrument 7 2 1 Displays Main display conductivity resistivity filtrate dry residue TDS salinity or user prompt BBB Y F YT F7 cua ai AL Legg Display of measuring value units for main display 4 Secondary display temperature or configuration tilled ee N settings 5 Measuring value units for temperature ah UOUN Units for configuration settings HND C110 K01 0208 page 5 HND C110 7 2 2 Special Display Elements 888 MAX MIN HLD TF F v a t kd E AL Logg 3 Lin nLF indicates temperature compensation set 4 MAX MIN HLD indicates if min max or HOLD values are displayed in the main or secondary display Warning triangle indicates low battery 7 3 Pushbuttons On off key 1 2 3 min max for measurements press shortly indication of min or max value measured so far as well as corresponding temperature press for 2 sec delete min max values MNM _ Set Menu to enter values or change settings Range for conductivity measuring only press for 2 sec chan
5. 8 F g5 25 C 77 F reference temperature 25 C 77 F oui nho A Logg 7 4 4 C tdS Setting of TDS factor fidS noe fe The calculation factor depends on the composition of the medium and has to be determined for each type of water 0 40 1 00 calculation factor for TDS measurements ooo AL Logg page 8 HND C110 K01 0208 HND C110 7 4 5 CELL Setting of Cell Correction 0 800 1 200 cell correction E The cell correction may change due to natural ageing or r E L r depositions at the fixed measuring cell In case you have an inng e accurate reference liquid you may adjust the HND C110 by changing the cell correction accordingly cn je A Logg Factory setting of the cell correction is 1 000 7 4 6 Unit t Selection of Temperature Unit HT H C All temperature values in degrees Celsius ia o a F All temperature values in degrees Fahrenheit fe Logg 7 4 7 OFFS Selection of Temperature Offset ake 2 0 2 0 C The zero point of the temperature measurement Hie po or will be displaced by this value temperature nz 3 6 3 6 F displayed temperature measured offset The offset is used to compensate for deviations VIS a Dogg off Zero displacement has been deactivated 0 0 7 4 8 P off Selection of Power off Delay 1 120 Power off delay in minutes The instrument will be automatically switched off as soon as this time has E D E C m elap
6. 993 class B EN 50 082 1 IEC1000 4 6 IEC1000 4 4 IEC1000 4 3 IEC1000 4 2 Also the following EEC guidelines are fulfilled 89 336 EEC 92 31 EEC 93 68 EEC EMC Directive 73 23 EWG 93 68 EWG H Peters M Wenzel General Manager Proxy Holder Hofheim 30 October 2007 page 16 HND C110 K01 0208
7. C110 K01 0208 page 3 HND C110 5 Operating Principle The KOBOLD hand held conductivity measuring units of the HND C110 model are compact conductivity measuring units with solidly connected probes that can be used universally Due to the double display both the conductivity and the temperature value can be displayed simultaneously Both HND C models HND C105 HND C110 offer functions like minimum maximum value memory hold function auto off function and AutoRange automatic adjustment of the optimum measuring range Due to the high temperature dependency in conductivity measurement both hand held measuring units have automatic temperature compensation With the improved housing design HND C110 the determination of resistance salinity and TDS are also part of the scope of functions 6 Electrical Connection 6 1 Mains operation When using a power supply unit please note that operating voltage has to be 10 5 to 12 Vpc Do not apply over voltage Simple 12 V power supply units often have excessive no load voltage We therefore recommend using regulated voltage power supply units Trouble free operation is guaranteed by our power supply HND Z002 Prior to connecting the plug power supply unit with the mains supply make sure that the operating voltage stated at the power supply unit is identical to the mains voltage 7 Operation Configuration Adjustments 7 1 Safety Requirements This device has been designed and tested
8. Operating Instructions for Hand held Conductivity Measuring Units Model HND C110 KEN _ O HND C110 page 2 Contents Mis COMEM Saanaa an a a 2 2 NOI ods A 3 Ss OSEUMENE INSDC CHON ssia a denananadsaomegsasuuan inanimate 3 4 Regulation WSC vices oucieacirasdcacesacdsacdacsdeanscaudeadeaasdaasaadstaicnasstes caasehescaaienaaenaeen eke 3 5 Operating Princeples 4 0 Electrical Connechol meere E A E 4 SCE MI ODE UON aaa AA 4 7 Operation Configuration Adjustments ccccccc cece eeeceeeseeeeeeteeeeeeeseeeaes 4 Teh SAICTY FREGUIFCIIC Seenen e T 4 TZ GCONMMCCIONS roeren ETE ERa 5 Lo FUSApuUON oeri 6 7 4 Device CONFIQurations cccccccceccecceeceeceeececeeeeeeeeeeeeseeeseeeeeeeeeseeess 8 7 5 The Conductivity Measuring Cell cccccccccccseceseeeeeeeeeeseeeseeeseeeaes 10 7 6 Error and System WMiGSSAGCS execs cart theca neste eaicteds aaeaes aches 11 Lr Fhe SEL NC ACS aossen E 11 Ox IVI GINS MANIC E soa e E E E E A 13 8 1 When to replace Dattery ccccccccccsccceeceeceeeceeceeeeeeceeseeceeseeseeeses 13 F FECNAICAL INTORMANON cescciceesanasaciwsniaacassdinadaatcinadeawniaimaavernicaasareimawaamaaveiente 13 10r Order COG ES scrcarsetasesencseneseusseaeanuieaiaeatustaneadantnueadaedsaeaedadvonactaieanaceeasnnacaaeneer 15 10 1 PXCCCS SONIC Sia canine aacansenaiaaciesencaccanssncrseereasesessceemteresesvi ee ene eee 15 11 Declaration Of CONFOPMANCE sissid a r iiA 16 Manufactured
9. Plug can no longer be used and connecting cable needs to be replaced 9 Technical Information Measuring principle Measuring range e Conductivity e Temperature Accuracy e Conductivity e Temperature HND C110 K01 0208 2 electrode conductivity measuring cell with temperature sensor integrated into the shaft Electrode material graphite 0 0 200 0 uS cm 0 2000 uS cm 0 00 20 00 mS cm 0 0 200 0 mS cm manually adjustable or automatically 5 0 100 0 C 1 digit at nominal temperat 25 C 0 5 MV 0 3 FS or 2 uS cm 0 2 MV 0 3 K page 13 HND C110 Resolution e Conductivity e Temperature e Resistance e Salinity e TDS Display Operating temp 0 1 uS cm 1 uS cm 10 uS cm or 0 1 mS cm 0 1 C 0 001 k 0 01 k or 0 1 k 0 1 1 mg L two 4 digit LC displays O to 50 C housing Meas cell 5 to 80 C continuous to 100 C short term Storage temp 20 to 70 C Storage humidity O to 95 rH non condensing Electrode 2 electrode conductivity measuring cell with temperature sensor integrated into the shaft Electrode material graphite solidly mounted with 1 m cable Output serial interface via 3 pin jack transformer on RS232 or USB optional Power supply 9 V monobloc battery included in the scope of delivery external 10 5 12 Voc via jack Material housing made of impact resistant ABS plastic Protection IP 65 front Dimensions
10. and sold by Kobold Messring GmbH Nordring 22 24 D 65719 Hofheim Tel 49 0 6192 2990 Fax 49 0 6192 23398 E Mail info de kobold com Internet www kobold com HND C110 K01 0208 HND C110 2 Note Please read these operating instructions before unpacking and putting the unit into operation Follow the instructions precisely as described herein The devices are only to be used maintained and serviced by persons familiar with these operating instructions and in accordance with local regulations applying to Health amp Safety and prevention of accidents When used in machines the measuring unit should be used only when the machines fulfil the EWG machine guidelines 3 Instrument Inspection Instruments are inspected before shipping and sent out in perfect condition Should damage to a device be visible we recommend a thorough inspection of the delivery packaging In case of damage please inform your parcel service forwarding agent immediately since they are responsible for damages during transit Scope of delivery The standard delivery includes e Hand held Conductivity Measuring Units Model HND C110 e Operating Instructions 4 Regulation Use Any use of the Hand held Conductivity Measuring Units model HND C110 which exceeds the manufacturer s specification may invalidate its warranty Therefore any resulting damage is not the responsibility of the manufacturer The user assumes all risk for such usage HND
11. ce battery replace battery replace power supply if fault continues to exist device damaged replace battery check replace power supply disconnect battery or power supply wait for a short time re connect return to manufacturer for repair Check are there any values exceeding the specified meas range measuring instrument not suitable cable of measuring cell defective gt replace Check are there any values falling below the specified meas range measuring instrument not suitable cable of measuring cell defective gt replace disconnect battery wait for 10 sec and re connect battery switch on device once again If fault continues to exist device is defective gt return to manufacturer for repair A measuring variable device required for calculation is faulty overflow underflow If you want to use the interface functions make sure to switch off the Auto Range function HND C110 K01 0208 page 11 HND C110 7 7 1 The following interface functions will be supported Conductivity Salinity DLL Name Function O 1 2 3 4 5 Code xX x Xx x x 0 Read nominal value X X X X X 3 Read system state a ee E l x 6 Readmin value X 2 X X X 7 Read max value x p12 ReadIDno i O Assign new address x 13 a Readaddress o x 174 Delete min value O Z x 175 Delete max value x x x x x Read min measuring range X X X X X 177 Read max mea
12. ge between automatic and manual measuring range selection 4 5 press shortly for manual measuring range selection change to widest measuring range or change from highest to smallest measuring range Ww 4 Set Menu press shortly Set change over between measuring units conductivity resistivity of fluid filtrate dry residue TDS and salinity press for 2 sec Menu configuration will be activated 5 Store Quit measurement holding of current meas value HLD in display Set Menu acknowledge setting return to measuring 7 3 1 Selection of Measuring Unit The device allows a choice between the various measuring units i e conductivity resistivity of fluid filtrate dry residue Total Disolved Solids and salinity To do so press Lis key for a short time The measuring value of the current measuring unit will be shown in the upper line of the display the corresponding device will be indicated by an arrow at the top corner of the display Simultaneously the temperature is shown in the lower line of the display at all measuring units page 6 HND C110 K01 0208 HND C110 7 3 2 Change Between Measuring Range Resolutions For measuring conductivity you have a choice between four different measuring range resolutions 0 0 200 0 uS cm O 2000 uS cm 0 00 20 00 mS cm 0 0 200 0 mS cm If Auto Range is switched on the HND C110 will automatically choose the optimum resolution If Auto Range is switched off you
13. in accordance with the safety regulations for electronic devices However its trouble free operation and reliability cannot be guaranteed unless the standard safety measures and special safety advises given in this manual will be adhered to when using the device 1 Trouble free operation and reliability of the device can only be guaranteed if the device is not subjected to any other climatic conditions than those stated under chapter 9 Technical Information 2 If the device is transported from a cold to a warm environment condensation may cause a failure of the instrument In such a case make sure the device temperature has adjusted to the ambient temperature before trying a new start up page 4 HND C110 K01 0208 HND C110 3 If the device is to be connected to other devices e g via serial interface the circuitry has to be designed most carefully Internal connection in third party devices e g connection GND and earth may result in not permissible voltages impairing or destroying the device or another device connected Warning If device is operated with a defective mains power supply short circuit from mains voltage to output voltage this may result in hazardous voltages at the device e g sensor socket serial interface 4 If there is a risk whatsoever involved in running it the device has to be switched off immediately and to be marked accordingly to avoid re starting e there is visible damage to the device e the device
14. play at the moment To delete max min values press E key or UW key for approx 2 seconds HND C110 K01 0208 page 7 HND C110 7 4 Device Configuration For configuration of the device press WS key for 2 seconds Choose between the individual values that can be set by pressing the fal key again The individual values are changed by pressing the keys eB or al Use d to leave configuration and to store settings 7 4 1 t Cor Selection of Temperature Compensation off no temperature compensation selected nLF non linear temperature compensation for natural water L r p acc to EN27888 DIN 38404 LOr To measure ground water surface water drinking water Lin al and purest water Se bea Lin linear temperature compensation for other aqueous solutions To measure the TDS value always use non linear temperature compensation for natural water reference temperature 25 C To measure salinity the instrument automatically switches over to the non linear temperature compensation acc to IOT reference temperature 15 C 7 4 2 t Lin Setting of Temperature Coefficient only when t Cor Lin E 0 300 3 000 Temperature compensation coeeficient in K E L IN For any aqueous solution to be measured the l 1100 e relevant factor has to be established OTLET N beforehand 7 4 3 t rEF Selection of Reference Temperature only when t Cor nLF or Lin t E E E arrn 20 C 68 F reference temperature 20 C 6
15. sed if no key is pressed no interface pn e communication takes place off automatic power off function deactivated continuous operation e g in case of mains operation 7 4 9 Address Selection of Base Address 01 11 21 91 Base address for interface comunication Channel 1 will be addressed by the base Hear ee address set channels 2 and 3 will have the ni a following addresses Example base address 21 channel 1 21 channel 2 22 channel 3 23 UE ai M Logg Using an interface converter it is possible to connect several devices to a single interface As a precondition the base addresses of all devices must not be identical In case several devices will be connected via one interface make sure to configurate the base addresses accordingly HND C110 K01 0208 page 9 HND C110 7 5 The Conductivity Measuring Cell During the measurement the conductivity measuring cell must be dipped into so far that at least 30 mm beginning from the top of the measuring cell is located in the medium The maximum immersion depth for continuous operation should be 110 mm recommended immersion depth le 30 mm 110 mm The measuring cell can either be stored in vertical position dry or in water After dry storage wetting time will be prolonged slightly If changing over from one liquid to another with conductivities varying widely make sure to properly rinse and shake dry measuring cell
16. suring range x 178 Read unit for measuring range x 179 Read decimal point for measuring range Read min display range ead max display range ead unit of display ead decimal point of display ead channel count Read offset correction Set offset correction ead power off delay et power off delay A A lt A Read program identification 1 temperature of the min conductivity value 2 temperature of the max conductivity value page 12 HND C110 K01 0208 8 Maintenance HND C110 8 1 When to replace battery 1 If and bAt are shown in the lower display the battery has been used up and needs to be replaced The device will however operate correctly for a certain time If bAt is shown in the upper display the voltage is too low to operate the device the battery has been completely used up Please note The battery has to be taken out when storing device above 50 C We recommend to take out battery if device is not used for a longer period of time 2 N Treat device and sensor carefully Use only in accordance with above specification do not throw hit against etc Protect plug and socket from soiling 3 N To disconnect sensor plug do not pull at the cable but at the plug Don t connect electrode canted When connecting the probe the plug will slide in smoothly if the plug is entered correctly If plug is entered incorrectly the connecting pins of the plug can be damaged gt
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