Hanna-instruments LP 2000-11 Manuale Utente

Instruction ManualLP2000-11Precision BenchTurbidity Meterwith PC Communicationwww.hannainst.com

1918Recommendations for UsersBefore using this product, make sure that it is entirely suitable for the environmentin which it is used.Operation of thi

20MANLP2000-11 11/05SALES AND TECHNICAL SERVICE CONTACTSAustralia:Tel. (03) 9769.0666 • Fax (03) 9769.0699China:Tel. (10) 88570068 • Fax (

32PRELIMINARY EXAMINATIONGENERAL DESCRIPTIONLP2000-11 is housed in a rugged and lightweight case, with aneasy-to-read LCD.The meter is simply to use.

54As noted above, FTU is equal to the NTU. However, other knownmeasurements include: Jackson Turbidity Unit or JTU (based on theold method of Jackson&

76OPERATIONAL GUIDEPOWER CONNECTIONPlug the supplied 12 Vdc adapter into the proper instrument socketand to the mains.Note: Insure the main line is fu

98• Even though LP2000-11 covers a wide turbidity range, highlyaccurate readings exceeding 40 FTU* require dilution as recom-mended by the Standard M

1110VIEWING LOGGED DATA• Press the ALT & VIEW but-tons. The last stored samplewill be displayed.• Press the right arrow toscroll between turbidity

1312• Internal Bus error*• Low LED Voltage** Contact the nearest HANNA Customer Service Center.err5ENSURE ACCURATE MEASUREMENTS• Each time the cuvet

1514• Place the 0.00 FTU standard in the cuvetholder.• Press CAL; SIP and CL will start blinking.• If “ERR1” appears on the LCD, please checkthe stand

1716ENSURE ACCURATE CALIBRATIONThe procedure below should be carefully followed during testing andcalibration:• All glassware that comes into contact