Apera Instruments SX811-PW Instruction Manual Download Page 1

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SX811-PW Portable pH Meter

for Purified Water

Instruction Manual

APERA INSTRUMENTS (Europe) GmbH

www.aperainst.de

Summary of Contents for SX811-PW

Page 1: ...1 SX811 PW Portable pH Meter for Purified Water Instruction Manual APERA INSTRUMENTS Europe GmbH www aperainst de...

Page 2: ...elete 10 4 pH Measurement 11 4 1 Information regarding pH Calibration 11 4 2 pH Calibration use 3 point USA Standard as an example 13 4 3 Customized Calibration 14 4 4 Sample test 15 5 mV measurement...

Page 3: ...n the box 23 9 Warranty 24 10 Appendix I Parameter setup and factory default setup 24 11 Appendix II Abbreviation glossary 25 12 Appendix III Self diagnosis information 25 13 Recommended pH Electrodes...

Page 4: ...e data protection your data is safe even with a dead battery Advanced digital processing technology improvs meter responding time and accuracy 1 3 points automatic calibration calibration guide and se...

Page 5: ...aining in the surface of the movable sleeve which can greatly affect the correct measurement 1 3 2 Usage and Maintenance a Prior to measurement remove the blue rubber plug to maintain proper air press...

Page 6: ...measurement the samples should be abandoned and not be used for its original purpose again g After 1 year of use we recommend replacing the aged electrode to achieve the best accuracy 2 Technical Spe...

Page 7: ...C and RCA 3 Instrument Description 3 1 LCD Display 1 Measurement mode icons 2 Measurement value 3 Timing storage icon When this icon appears the meter is in the automatic storage mode 4 Date and time...

Page 8: ...n when this icon appears the meter connects the computer 17 Low battery icon when this icon appears please renew the battery 3 2 Keypad 3 2 1 Keypad operations Short press 1 5 seconds Long press 1 5 s...

Page 9: ...enu In submenu press this key to enter parameter set up mode In parameter set up mode press this key to confirm parameters Long press In pH measurement mode press and hold this key to change the resol...

Page 10: ...ue 3 4 2 Automatic timing storage Set the storage timing eg 3 minutes from parameter P4 1 icon appears on LCD and the meter enters into the timing storage mode When press key icon flashes and the firs...

Page 11: ...t with clean tissue paper DO NOT rub or wipe the probe just use paper to dap off excess water Unplug the blue rubber plug insert the probe into the test sample gently stir the probe for a few seconds...

Page 12: ...er should be calibrated before test every time For ordinary accuracy measurements 0 1pH once calibrated the meter can be used for about a week or longer In the following cases the meter must be re cal...

Page 13: ...rate the meter End icon appears after calibration is done The 1st point calibration is finished In the meanwhile CAL2 will flash at the upper right corner and 4 00 pH 10 01 pH will flash alternately a...

Page 14: ...y to calibrate the meter After calibration is done LCD at the top right shows blinking CAL2 icon indicating the meter enters into the 2nd point customer defined calibration 3 Rinse pH electrode in dis...

Page 15: ...m parameter setup P1 6 please see Section 6 3 PU 2 icon displays at the right top of LCD please refer to Diagram 11 Note In parameter setup either PU 1 or PU 2 measurement mode can be selected but bot...

Page 16: ...rinciple According to the pH isothermal measurement principle the closer the test sample s temperature is to the calibration solution s the higher the accuracy of the measurement This principle is rec...

Page 17: ...erge the electrode in 0 1mol L dilute hydrochloric acid for 30 minutes then wash it in distilled water then submerge it in the soaking solution for 6 hours b For organic or lipid pollutant clean the p...

Page 18: ...ess key to return to the measurement mode P1 1 Select pH standard solution series P1 2 Set calibration due date P1 3 Check date of last calibration P1 4 Set pH measurement of purified water P1 5 Set p...

Page 19: ...ment of distilled water Off On 1 Press key Off flashes then press key On flashes when parameter flashes press key to confirm Off turn off temperature compensation On turn on temperature compensation 2...

Page 20: ...acklight timing 1 2 3 On 1 When press key 1 flashes then press key to select blinking 2 3 On When the parameter flashes press key to confirm Select On to turn on the backlight the time unit is minute...

Page 21: ...rm Date display Month Date 2 After confirming the parameter press key to enter in P4 8 mode or press key to return to the measurement mode P4 8 Adjust time 1 Press key Hour flashes then press key Minu...

Page 22: ...olved oxygen are classified in the file Export press this key to export the stored value to Microsoft Excel file Exit press this key PC Link program exits from the computer interface 7 3 Load software...

Page 23: ...computer pH and mV are sorted in the program 7 6 Storage during operation During operation press key to store or set timing storage The measuring information is downloaded to the computer through USB...

Page 24: ...rvice for the products purchased by customers not the service life of the tester or probe 10 Appendix I Parameter setup and factory default setup Modes Prompts Parameter setting items Abbreviation Des...

Page 25: ...4 5 Clear readings P4 6 P4 7 P4 8 Others China United States of America NIST Off On No Yes 12 Appendix III Self diagnosis information Icons Self diagnosis information Wrong pH buffer solution or the b...

Page 26: ...ed Water Low ion concentration samples LabSen 803 LabSen 813 Soil LabSen 553 Solid or semi solid samples cheese rice fruit etc LabSen 753 Strong acid samples LabSen 831 MP500 temp probe required Stron...