Ofs udox Operating Instructions Manual Download Page 28

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OFS Online Fluid Sensoric GmbH

Heidelbergweg 9

07580 Ronneburg

Germany

Operating instructions µdox

Version 1.6.8

Issue 06/2020

Subject to technical change without notice

Summary of Contents for udox

Page 1: ...dox Operating instructions Version 1 6 8...

Page 2: ......

Page 3: ...10 2 Switch on the hand held meter 9 10 3 Switch off the hand held meter 10 10 4 Navigation Program guides 10 11 Calibration 10 11 1 Temperature pH O2 11 11 2 pH value 12 11 3 Oxygen value 13 12 Spec...

Page 4: ...analytical mechanical or electrical effects of any kind or type 4 Liability The manufacturer accepts no liability for the correctness of measurements This exclusion of liability is based on the fact t...

Page 5: ...commended storage temperature 15 25 C Intended use of the hand held meter The exclusive intended use of the hand held meter is measuring pH redox dissolved oxygen total hardness and acid capacity in w...

Page 6: ...ommunications cable for the dox hand held meter 4 Distillate spray bottle for rinsing and cleaning the sensors 5 pH buffer 9 18 6 pH buffer 7 00 7 Sodium sulphite 8 Syringe and tubes 9 Replacement sen...

Page 7: ...er Socket panel and tightened using the screw connector One or two sensors can be connected whereby the choice of sensors sockets 2 is free Switch the hand held meter on using the key pad ON OFF and c...

Page 8: ...splay pH lower half O2 sensor 7 8a Unit of oxygen value Transient mode for pH sensor 2 Sensor temperature value 8b Transient mode for O2 sensor 3 4 pH value recorded Redox potential recorded 9 Current...

Page 9: ...values on the display should be noted Calibrate the sensor Reminder 3 x flashes after switching on the device remind you that the last calibration took place over 30 days ago This display only acts as...

Page 10: ...rted at any time 11 Calibration Why is calibration necessary Because sensors age and change their behaviour This leads to imprecise measurements Cali bration continuously updates the internal behaviou...

Page 11: ...e exposed to a very constant temperature for 10 minutes To avoid extreme changes the temperature range can only be changed by 1 C 11 1 Temperature pH O2 The calibration can be aborted at any time usin...

Page 12: ...o change to pH value or pH redox value of the selected sensor and confirm with OK 4 After cleaning with distilled water dip the pH sensor in buffer 1 Note 20 ml in sensor vial Confirm with OK Calibrat...

Page 13: ...lly Go back to menu selection with OK 11 3 Oxygen value The calibration can be aborted at any time using the key 1 Open the menu selection using MENU 2 Confirm calibration with OK 3 Use or to change t...

Page 14: ...ious samples We recommend cleaning the sensors and sensor vials with dis tilled water after contact with a liquid The volumes and mixing ratios must be followed precisely Reagent solutions must always...

Page 15: ...several times Start the measure ment process with OK 8 Measurement process The sample is measured duration 60 seconds 9 Confirm measurement with OK 10 Display of oxygen capacity Confirm measurement w...

Page 16: ...onds 6 Confirm measurement with OK 7 Add 0 4 ml RM B Insert the sensor in the sensor vial shake slowly several times Start the measure ment process with OK 8 Measurement process The sample is measured...

Page 17: ...day month year DD MM YY The order of the time units is fixed Calibration interval The manufacturer recommends calibrating the sensor every 30 days This time interval is fixed You will find more inform...

Page 18: ...shown by time in ascending order The current measurement site and total measurement sites are shown in the uppermost line In the example 1 17 i e measurement point 1 of 17 Explanation of further valu...

Page 19: ...nsors Delete measurement data Open the menu selection with MENU and use or to go to the sub menu measure ment sites measurement data Confirm with OK Navigate using or to the function delete data and c...

Page 20: ...e is highlighted in black again Unit of measure options for temperature Temperature can be shown either in degrees Celsius C Kelvin K or Fahrenheit F Degrees Celsius Kelvin Fahrenheit 1 C 274 15 K 33...

Page 21: ...he simplest case it is shown as a mass share in g kg grammes of salt per kilogram of saline water or solution or in percent 1 corresponds to 10g kg To determine the exact salt content the liquid must...

Page 22: ...the battery and the operating time of the dox hand held meter is reduced Time Time is shown in the following order hours minutes seconds HH MM SS and the time can be amended The order of the time unit...

Page 23: ...s no exchange of the solutions to avoid faulty measurements Therefore the sensors should always be cleaned with distilled water as part of measurements and calibrations in accordance with the instruct...

Page 24: ...suring process buffer 2 Fr processure de mesure tampon 2 Span proceso de medici n b fer 2 resultado calibraci n Span resultado de la calibraci n enregistrez valeur tampon Fr enregistrez la valeur de t...

Page 25: ...measuring proce dure Fr apr s d marrez le processus de mesure Span d spues empiece el proceso de medici n determin acidity capacity determin capacit l acide determin capacidad cido Eng determination...

Page 26: ...ssolution 1 8 ppm Accuracy 5 Measurement single point process with reagent Acid capacity Measuring range ANC 8 2 p value 0 10 mval l ANC 4 3 m value 0 10 mval l Dissolution 0 01 mval l Accuracy 5 Meas...

Page 27: ...1 2010 For verification in accordance with EMC Directive 2014 30 EU the following standards were applied For verification in accordance with EMC Directive 2014 30 EU the following standards were appl...

Page 28: ...OFS Online Fluid Sensoric GmbH Heidelbergweg 9 07580 Ronneburg Germany Operating instructions dox Version 1 6 8 Issue 06 2020 Subject to technical change without notice...

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