Related Manuals for VWR 304 Series
Summary of Contents for VWR 304 Series
- Page 1 304 series Handheld conductivity measuring device Quick reference guide European catalogue number: EU connection: 663-0348 HCO 304, 663-0349 LCO 304 Version: 1.0 Issued: 15.01.2019...
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Page 2: Table Of Contents
Safety..................... 22 Explanation of safety symbols ............ 22 Foreseeable misuse................ 22 Safety instructions................ 23 Intended use ................... 23 The product at a glance ............... 25 304 series .................. 25 Display elements................ 25 Operating elements................. 25 Bases for measurement............... 27 Maintenance.................. 27 Operating and maintenance notices .......... 27 Battery..................... 27 6.2.1 Battery indicator ................ 27... -
Page 3: Legal Address Of The Manufacturer
304 series Legal address of the manufacturer | 1 1 Legal address of the manufacturer VWR International bvba Researchpark Haasrode 2020 Geldenaaksebaan 464 B-3001 Leuven Phone: + 32 16 385011 http://be.vwr.com B-H87.0.0X.DKZ01-1.0 19 / 32... -
Page 4: About This Documentation
VWR guarantees that this product will remain free from material and production de- fects for a period of two (2) years from the time of delivery. If there is a defect, VWR shall decide on its own discretion whether to repair or replace the product free of charge or to provide the customer with a refund of the purchase price of the product, insofar as it is sent back during the warranty period. - Page 5 304 series About this documentation | 2 For the exact product name, refer to the type plate on the rear side of the product. NOTE For information about the software version, press and hold the ON button to switch on the product for longer than 5 seconds. The series is shown in the main display and the software version of the product is shown in the secondary display.
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Page 6: Safety
3 | Safety 304 series 3 Safety 3.1 Explanation of safety symbols DANGER This symbol warns of imminent danger which can result in death, severe bodily in- jury, or severe property damage in case of non-observance. CAUTION This symbol warns of potential dangers or harmful situations which can cause dam- age to the device or to the environment in case of non-observance. -
Page 7: Safety Instructions
304 series Safety | 3 3.3 Safety instructions This product has been designed and tested according to the safety requirements for electronic measuring devices. CAUTION Erratic behaviour! On suspicion that the product can no longer be operated without danger, it must be decommissioned and prevented from recommissioning with appropriate labelling. - Page 8 3 | Safety 304 series Measuring HCO304 LCO304 range Conductivity 0 .. 2000 µS/cm 0.00 .. 20.00 mS/cm 0.0 .. 100.0 mS/cm Specific resist- 0.000 .. 2.000 µS/cm 10.0 .. 200.0 kΩ/cm ance 0.00 .. 20.00 µS/cm 0.010 .. 2.000 MΩ/cm 0.0 ..
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Page 9: The Product At A Glance
304 series The product at a glance | 4 4 The product at a glance 4.1 304 series LCD Display HCO304 LCO304 HCO304 LCO304 4.2 Display elements Display Battery indicator Evaluation of the battery status Unit display Display of units, if applicable, with unstable sym-... - Page 10 4 | The product at a glance 304 series Up / Down button Press briefly Display of the min/max value Change value of the selected parameter Long press Reset the min/max value of the current measure- ment Both simultaneously Rotate display, overhead display...
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Page 11: Bases For Measurement
304 series Bases for measurement | 5 5 Bases for measurement For additional information, refer to the operating manual! 6 Maintenance 6.1 Operating and maintenance notices NOTE The product and conductivity measuring cell must be handled with care and used in accordance with the technical data. -
Page 12: Changing Battery
6 | Bases for measurement 304 series 6.2.2 Changing battery Only use new, high-quality and suitable alkaline batteries! For additional information, refer to the operating manual! 28 / 32 B-H87.0.0X.DKZ01-1.0... -
Page 13: Operation
304 series Operation | 7 7 Operation Parameter Values Meaning Input Measured variable - conductivity (OND Measured variable - specific resistance Measured variable - salt content / salinity Measured variable - total dissolved solids Factor for TDS CTDS Conversion factor for TDS measurement 0.40 .. - Page 14 7 | Operation 304 series TREF Reference temperature 25 °C or 77 °F 25 °( Reference temperature 20 °C or 68 °F 20 °( Shut-off time POFF No automatic shut-off Automatic shut-off after a selected time in 15 30 60 120 240...
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Page 15: Error And System Messages
304 series Error and system messages | 8 8 Error and system messages Display Meaning Possible causes Remedy Range switching or Measuring cell de- Wait for the transient effect ---- measured value un- fect of the controller stable Contamination or... -
Page 16: Service
– VWR online catalogue and information about accessories and compatible products – Additional product information and special offers Contact If you require information or technical support, please contact your VWR sales centre or visit our website: www.vwr.com. 32 / 32...