Observator Instruments ANALITE NEP160 User Manual Download Page 1

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ABN 56 007 283 963

8 - 10 Keith Campbell Court, PO Box 9039, Scoresby, Australia, 3179

Tel: (+61 3) 8706 5000, Fax: (+61 3) 8706 5049

www.observator.com [email protected]

User Manual

Analite NEP160

Portable Turbidity Meter

Summary of Contents for ANALITE NEP160

Page 1: ...007 283 963 8 10 Keith Campbell Court PO Box 9039 Scoresby Australia 3179 Tel 61 3 8706 5000 Fax 61 3 8706 5049 www observator com info au observator com User Manual Analite NEP160 Portable Turbidity...

Page 3: ...dity meter allows the user to set up measurement parameters through a user friendly menu system displayed on the in built 2 line alphanumeric display Measurements can be read directly from the display...

Page 4: ...econds nominal user selectable Auto Range Steps 1 0 1 to 20NTU 2 1 to 200NTU 3 10 to 2 000NTU 4 100 to 20 000NTU using NEP280 180 probe only Resolution 1 0 02NTU 2 0 1NTU 3 1NTU 4 10NTU Repeatability...

Page 5: ...Outputs Inbuilt LCD analogue output and RS232 port RS232 Port The RS232 port can output readings on request or at preset intervals of time from 1 to 99 seconds or minutes The Notepad memory can also...

Page 6: ...arger 7PSU 2 6 NEP16SHRD protective stainless shroud for the NEP260 probe Spares readily available include 1 6V NiMH Battery Unit 1 F1 Press to record readings into memory 2 F2 Press to show or hide t...

Page 7: ...ngs and are normally supplied with a 5m cable and connector suited to the NEP160 Longer cable lengths can be accommodated but must be specified at time of order For more details on these probes contac...

Page 8: ...the actual solution turbidity in NTU whereas relative turbidity indicates the relative difference of the measured solution against some preset reference solution or NTU reference Normally the NEP160 w...

Page 9: ...the PC via a USB port Communication and data transfer between the NEP160R and the PC is done using communication software such as Windows HyperTerminal Sending readings to the RS232 Port Press F4 whe...

Page 10: ...of measurement MMM is the measurement mode ABS for absolute data or REL for relative data dd mm yy is the date month year each two digits Where the date format is mm dd yy see section F4 2 the format...

Page 11: ...elsewhere Power ON Copyright Message NORMAL NTU Measurement Display MENU MODE MENU Store to Notepad Toggle Display Logging ON OFF Output to RS232 optional CALIBRATE NOTEPAD MODE SETUP MENU F1 F2 F3 F4...

Page 12: ...k leakproof bottles with a non reflective finish such as Nalgene 2106 bottles in amber These are available with wide necks and a nominal capacity of 1 000ml Another important factor is cleanliness Any...

Page 13: ...24 02 99 13 38 FACTORY F2 The display will indicate FACTORY if the last calibration was a factory calibration during manufacture or USER if the last calibration was done after the factory calibration...

Page 14: ...of any calibration is always ZERO NTU 5 The display should now look like this 0 00NTU pnt 1 2 Press F2 to accept the new zero value store it and move to the second calibration point F2 OK Comment Whe...

Page 15: ...F2 button is pressed it is normal for the display to return to the original reading i e not zero 7 Remove the Probe from the 0NTU solution and dry the Probe 8 Place the probe into a known turbidity s...

Page 16: ...on Calibration The NEP160 measures turbidity in NTU Other units often used are FTU JTU Jackson Turbidity Unit and mg L suspended solids The conversion table below shows the relationship between these...

Page 17: ...to toggle display between time and date or the data for this record 5 Press and to move forward or back through the records Press and hold and to scroll rapidly through the records F2 3 Erasing Record...

Page 18: ...L in a 90NTU solution and 10NTU REL in a 110NTU solution The default value is 0NTU when supplied from the factory The Reference NTU value can be read at any time during measurement in the relative mod...

Page 19: ...torage the instrument it should be charged for at least 12 hours to allow proper forming and charging of the cells The state of battery charge is best read with the AC adapter disconnected After disco...

Page 20: ...and time are normally displayed along with the turbidity readings Press F2 in normal display mode to alternatively display or hide the clock display When in Relative Turbidity mode pressing the F2 ke...

Page 21: ...l be displayed 4 The display will ask if the logged records are to be stored in the Notepad or sent directly to the serial RS232 port Press F1 when selection is OK 5 The NEP160 will revert to normal d...

Page 22: ...iMH battery assembly Output Voltage 10Vdc min to 16Vdc max over output current range Output Current Not less than 400mA capacity Output voltage must remain between 10Vdc and 16Vdc over current range 0...

Page 23: ...hrough holes 3 off M3 x 9 CSK SS screws 120 to fasten to probe end OD38 2mm FITTING Insert the NEP260 probe into the shroud as shown Ensure end of probe is against internal stop at other end of shroud...