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Summary of Contents for Grant-bio DEN-1B
- Page 1 -bio Densitometer DEN-1B Operating instructions...
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Page 3: Table Of Contents
Contents Safety ..................4 General Information ..............6 Getting started .................8 Operation of DEN-1B ...............10 Maintenance ................12 Specifications................13 Guarantee and service ............14 DEN-1B Version 1.01 - May 2012 Operating instructions Page 3... -
Page 4: Safety
If one battery is reversed (two + poles or two - poles in contact with each other), a chemical · reaction is produced in minutes that releases explosive gasses and extremely corrosive liquid. Version 1.01 - June 2012 DEN-1B Page 4 Operating instructions... - Page 5 BIOLOGICAL SAFETY It is the user's responsibility to carry out appropriate decontamination if hazardous material is spilt on or inside the equipment. DEN-1B Version 1.01 - May 2012 Operating instructions Page 5...
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Page 6: General Information
2. General Information Densitometer DEN-1B is designed for measurement of cell suspension's turbidity in the range 0.0 - 6.0 McFarland units (0 cells/ml - 180x107 cells/ml). DEN-1B provides the opportunity to measure solution turbidity in a wider range (6.0 - 15.0 McFarland units) however, it is necessary to remember that in this case the standard deviation values increase. - Page 7 Values correspond to optical densities of bacterial suspensions. The BaSO solutions do not have the same optical density, because size and particle forms differ from those of bacteria and light is diffracted differently. DEN-1B Version 1.01 - May 2012 Operating instructions...
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Page 8: Getting Started
3. Getting started Unpacking Remove packing materials carefully and retain for future shipment or storage of the unit. The DEN-1B set includes: Densitometer DEN-1B ..................1 piece Adapter D16 for tubes with external diameter 16 mm ........1 piece External power supply ..................1 piece AA type battery ....................3 pieces... - Page 9 3.4.10. At the end of calibration switch OFF the unit with the Power switch (position O). If external power supply is used, disconnect the external power supply from the mains. Power DC-12 Calibration select install Fig.2 Rear panel DEN-1B Version 1.01 - June 2012 Operating instructions Page 9...
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Page 10: Operation Of Den-1B
4. Operation of DEN-1B Fig.3 General view Recommendations during operation Remove the tube with measured solution before connecting or disconnecting the external · power supply during operation. It is recommended to start operation after approximately 15 min (the time necessary for ·... - Page 11 [transparent plastic tubes]). At the end of operation switch OFF the unit with the Power switch. If external power supply is used, disconnect it from the mains socket. DEN-1B Version 1.01 - June 2012 Operating instructions...
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Page 12: Maintenance
Before using any decontamination or cleaning method except that recommended, check with our Service Department, or in other countries with our distributor, that the proposed method will not damage the equipment. Version 1.01 - June 2012 DEN-1B Page 12 Operating instructions... -
Page 13: Specifications
• Weight with power supply, not more ..................0,9 kg Replacement part Description Adapter for tubes with external diameter 16 mm Grant is committed to a continuous programme of improvement, specifications may be changed without notice. DEN-1B Version 1.01 - June 2012 Operating instructions Page 13... -
Page 14: Guarantee And Service
TWO YEARS against faulty materials or workmanship. Service For service, return for repair to our Service Department in the UK or, in other countries, to our distributor. Version 1.01 - June 2012 DEN-1B Page 14 Operating instructions... - Page 15 DEN-1B Version 1.01 - June 2012 Operating instructions Page 15...
- Page 16 -bio Grant Instruments (Cambridge) Ltd Shepreth Cambridgeshire SG8 6GB Tel: +44 (0) 1763 260811 Fax: +44 (0) 1763 262410 Email: labsales@grantinstruments.com www.grantinstruments.com Densitometer/DEN-1B/30082/1.01...
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