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Biosan DEN-1B User Instructions

Densitometer suspension turbidity detector
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Summary of Contents for Biosan DEN-1B

  • Page 3: Table Of Contents

    Warranty ......................... 13 EU Declaration of conformity .................. 14 About this edition of user instructions The current edition of the user manual applies to the following models and versions of densitometers, suspension turbidity detectors:  DEN-1 version V.2AW  DEN-1B version V.2AW...

  • Page 4: Safety Precautions

     Do not operate the unit in premises where condensation can form. Operating conditions of the unit are defined in the Specifications section. Batteries (only for model DEN-1B) Warning! Risk of fire and explosion! ...
  • Page 5  Do not mix old and new batteries, batteries of different brands, or batteries of different types (e.g. zinc chloride and alkaline batteries) in the same unit as this may cause the batteries to leak.  Do not attempt to recharge non-rechargeable batteries. This can cause batteries to overheat or leak.

  • Page 6: General Information

    The unit is calibrated at the factory and saves calibration data when being switched off. However, in can be recalibrated by multiple points in 0.5 - 5.0 McF range (for DEN-1B, 0.0 - 6.0 McF) if necessary. We recommend to use Biosan standards to ensure full reliability, but it is acceptable to use other commercial as well as self prepared standards (e.g.

  • Page 7: Getting Started

    Figure 2. 4.3. Setup. (for DEN-1B) Battery installation. Insert a flat sharp pin in the small socket (fig. 1/1) on the underside and open the battery compartment. Insert batteries as shown on the scheme inside and close the compartment. Place the unit on horizontal even working surface.

  • Page 8: Operation

     0.0 (DEN-1) or 0.00 (DEN-1B) - the unit is calibrated and ready for operation.  LO BAT (DEN-1B) - low batteries, replace the batteries as described in 4.3 or connect the external power supply. Note. The display of DEN-1B switches off if the socket is empty for longer that one minute.

  • Page 9: Calibration

    Use a thin pin of maximum diameter of 2 mm for pressing the Select and Install buttons. 6.6. To calibrate DEN-1B model, it is necessary to set values for an empty socket -.-- and transparent standard 0.00. 6.6.1. Empty socket. Display shows -.-- indication. Press Install button (fig. 2/4) to save empty socket value.
  • Page 10 6.7. Common calibration rules. Display shows indication of necessary calibration value. Insert the necessary standard into the socket (fig. 3/1) of the unit and press the Install button to save the value for current standard. Note. If pressing the Install button does not switch to the next standard value, it means that the current standard in the socket has lower turbidity value than the previous standard.

  • Page 11: Specifications

    80% for temperatures up to 31°C decreasing linearly to 50% relative humidity at 40°C. Biosan is committed to a continuous programme of improvement and reserves the right to alter design and specifications of the equipment without additional notice.

  • Page 12: Care And Maintenance

    78 glass sample tubes, 16x100x0.8 mm. Factory standard BS-050102-LK Care and maintenance 8.1. If the unit requires maintenance, disconnect the unit from the mains and contact Biosan or your local Biosan representative. 8.2. All maintenance and repair operations must be performed only by qualified and specially trained personnel.

  • Page 13: Warranty

    Extended warranty.  For DEN-1B, the Premium class model, one year of extended warranty is available free of charge after registration, during 6 months from the date of sale. Online registration form can be found in section Warranty registration on our website at the link below.

  • Page 14: 10. Eu Declaration Of Conformity

    10. EU Declaration of conformity Unit type Densitometers Models DEN-1, DEN-1B Serial number 14 digits styled XXXXXXYYMMZZZZ, where XXXXXX is model code, YY and MM – year and month of production, ZZZZ – unit number. Manufacturer SIA BIOSAN Latvia, LV-1067, Riga, Ratsupites str. 7/2...
  • Page 16 Biosan SIA Ratsupites 7, build.2, Riga, LV-1067, Latvia Phone: +371 67426137 Fax: +371 67428101 http://www.biosan.lv Edition 2.03 – March 2018...

This manual is also suitable for:

Den-1

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