Hanna Instruments HI 253 - Manuals

Hanna Instruments HI 253 – Manual in PDF format online.

Manuals:

Manual

Manual Hanna Instruments HI 253

Summary

Page 2 - is guaranteed for two years against defects in workmanship and

2 T A B L E O F C O N T E N T S WARRANTY ......................................................................................................................... 2PRELIMINARY EXAMINATION .............................................................................................. 3GENERAL DESCRIPT...

Page 3 - P R E L I M I N A R Y E X A M I N A T I O N; GLP; G E N E R A L D E S C R I P T I O N

3 P R E L I M I N A R Y E X A M I N A T I O N Remove the instrument from the packing material and examine it carefully tomake sure that no damage has occurred during shipping. If there is anydamage, notify your Dealer or the nearest Hanna Customer Service Center.Each instrument is supplied with: • H...

Page 4 - F U N C T I O N A L D E S C R I P T I O N; Front Panel; Rear Panel

4 1) Liquid Crystal Display (LCD).2) CFM/GLP key, to confirm different values or to display Good Laboratory Practice information. 3) CAL key, to enter and exit/escape calibration mode. 4) /ºC key, to manually decrease temperature value or other parameters.5) /ºC key, to manually increase temperature...

Page 5 - S P E C I F I C A T I O N S

5 H I 2 5 3 S P E C I F I C A T I O N S E G N A R H p 0 . 6 1 o t 0 . 2 – H p 0 0 . 6 1 o t 0 0 . 2 – H p 0 0 0 . 6 1 o t 0 0 0 . 2 – V m 9 . 9 9 6 ± V m 0 0 0 2 ± m p p 9 9 9 9 1 o t 1 0 0 . 0 C º 0 . 0 2 1 o t 9 . 9 – N O I T U L O S E R H p 1 . 0 H p 1 0 . 0 H p 1 0 0 . 0 ) V m 9 . 9 9 6 ± ( V m ...

Page 7 - O P E R A T I O N A L G U I D E; P O W E R C O N N E C T I O N

7 O P E R A T I O N A L G U I D E P O W E R C O N N E C T I O N Plug the 12 VDC adapter into the power supply socket. Note: This instrument uses non volatile memory to retain the pH, mV,temperature calibrations and all other settings, even when unplugged. Note: Make sure a fuse protects the main lin...

Page 10 - p H C A L I B R A T I O N; P R E P A R A T I O N; ” tags will appear

10 p H C A L I B R A T I O N Calibrate the instrument frequently, especially if high accuracy is required.The instrument should be recalibrated :• Whenever the pH electrode is replaced.• At least once a week.• After testing aggressive chemicals.• If “CAL” “INTV” tags are blinking during measurement....

Page 12 - RANGE

12 Note: • If the value measured by the instrument is not close to the selected buffer, “WRONG” “ BUF ” and “WRONG” “ ” tags will blink alternately. In this case, check if the correct buffer has beenused or regenerate the electrode by following the Cleaning Proce-dure (see page 34). If necessary, ch...

Page 13 - I O N C A L I B R A T I O N; ARROW

13 I O N C A L I B R A T I O N For greatest accuracy, it is recommended to calibrate the instrument frequently.Due to electrode conditioning time, the electrode must be kept immersed a fewseconds to stabilize. The user will be guided step by step during calibrationwith easy to follow tags on the dis...

Page 15 - G O O D L A B O R A T O R Y P R A C T I C E ( G L P ); C A L I B R A T I O N A L A R M T I M E - O U T

15 G O O D L A B O R A T O R Y P R A C T I C E ( G L P ) GLP is a set of functions that allows storage and retrieval of data regarding themaintenance and status of the electrode.All data regarding last pH calibration (one, two or three-point) and Ioncalibration is stored for the user to review when ...

Page 18 - L O G G I N G F U N C T I O N; LOGGING THE CURRENT DATA

18 L O G G I N G F U N C T I O N Up to 50 LOG samples can be stored into memory. LOGGING THE CURRENT DATA To store the current reading into memory press LOG while the instrument is in measurement mode.The instrument will display the current date (mm.dd) on the primary LCD, therecord number on the se...

Page 19 - VIEW LOGGED DATA

19 If the log space is full, “FULL LOC” message will be displayed and no moredata will be saved. When LOG is pressed, a complete set of information is stored: date, time, pH or ppm, mV, temperature and calibration data. VIEW LOGGED DATA Press RCL to retrive the information stored while in measuremen...

Page 22 - S E T U P; C U R R E N T T I M E S E T

22 S E T U P Setup mode allows viewing and modifying the following parameters:• Current Time• Current Date• pH Resolution• Ion Charge• Beep Status• Baud Rate (serial communication)• Command prefix (serial communication)• Calibration Alarm Time-Out• Instrument IDTo enter SETUP mode press SET while th...

Page 24 - if

24 Press the ARROW keys to change the ion charge. Note: To select the right ion charge, different ion types and their charge arepresented in the table below. Press CFM to save the modified ion charge. Press CAL to escape without saving. B E E P S T A T U S S E T Press CAL when the beep status is dis...

Page 25 - S E R I A L C O M M U N I C A T I O N C O M M A N D P R E F I X S E T

25 CAL INTV S E R I A L C O M M U N I C A T I O N C O M M A N D P R E F I X S E T Press CAL when the command prefix is displayed. The command prefix (0 to 47) will start blinking. Press the ARROW keys to change the command prefix. Press CFM to save the modified command prefix value. Press CAL to esc...

Page 26 - T E M P E R A T U R E C A L I B R A T I O N

26 • Immerse the temperature probe in the second vessel as near as possible to the reference thermometer. Allow a few seconds for the probe to stabilize. All the instruments are factory calibrated for temperature.Hanna’s temperature probes are interchangeable and no temperaturecalibration is needed ...

Page 27 - mV CALIBRATION

27 • Use the ARROW keys to set the reading on the secondary LCD to that of the hot water. • When the reading is stable and close to the selected calibration point, “READY” tag will appear and “CFM”tag will blink. • Press CFM to confirm. The instrument returns to measurement mode. Note: If the readin...

Page 28 - R E L A T I V E m V C A L I B R A T I O N

28 R E L A T I V E m V C A L I B R A T I O N • Press CAL when the instrument is in RELATIVE mV measurement mode. The “mV” and “ ” tags will blink. Absolute mV is displayed on theprimary LCD and “AbS” message is displayed on the secondary LCD. • When the absolute reading is stable and in measurement ...

Page 29 - P C I N T E R F A C E

29 Data transmission from the instrument to the PC can be done with the HI 92000 Windows ® compatible software (optional). HI 92000 also offers graphing and on-line help feature.Data can be exported to the most popular spreadsheet programs for furtheranalysis.To connect your instrument to a PC, use ...

Page 30 - C O M M A N D S R E Q U I R I N G A N A N S W E R

30 CHR n Change the instrument range according with the parametervalue (n): • n=0 pH range/0.001 resolution• n=1 pH range/0.01 resolution• n=2 pH range/0.1 resolution• n=3 mV range• n=4 Relative mV range• n=5 Ion range C O M M A N D S R E Q U I R I N G A N A N S W E R pH? Causes the instrument to se...

Page 32 - E L E C T R O D E C O N D I T I O N I N G

32 P R E P A R A T I O N P R O C E D U R E Remove the protective cap of the pH electrode.DO NOT BE ALARMED IF SALT DEPOSITS ARE PRESENT. This is normal withelectrodes. They will disappear when rinsed with water.During transport, tiny bubbles of air may form inside the glass bulb affectingproper func...

Page 34 - C L E A N I N G P R O C E D U R E

34 C L E A N I N G P R O C E D U R E • General Soak in Hanna HI 7061 or HI 8061 General Cleaning Solution for approximately ½ hour. • Protein Soak in Hanna HI 7073 or HI 8073 Protein Cleaning Solution for 15 minutes. • Inorganic Soak in Hanna HI 7074 Inorganic Cleaning Solution for 15 minutes. • Oil...

Page 35 - T R O U B L E S H O O T I N G G U I D E

35 T R O U B L E S H O O T I N G G U I D E S M O T P M Y S M E L B O R P N O I T U L O S e v is s e c x e / e s n o p e r w o l S .t fi r d . e d o rt c e l e H p y tr i D n i p it e d o rt c e l e e h t k a o S 1 6 0 8 I H r o 1 6 0 7 I H s e t u n i m 0 3 r o f n o it u l o s e h t n a e lc n e h ...

Page 36 - T E M P E R A T U R E C O R R E L A T I O N

36 Typical Electrode Life Ambient Temperature 1 – 3 years 90 ºC Less than 4 months 120 ºC Less than 1 month Alkaline Error High concentrations of sodium ions interfere with readings in alkalinesolutions. The pH at which the interference starts to be significant dependsupon the composition of the gla...

Page 37 - A C C E S S O R I E S

37 pH BUFFER SOLUTIONS HI 70004P pH 4.01 Buffer Sachets, 20 mL, 25 pcsHI 70007P pH 7.01 Buffer Sachets, 20 mL, 25 pcsHI 70010P pH 10.01 Buffer Sachets, 20 mL, 25 pcsHI 7001L pH 1.68 Buffer Solution, 500 mLHI 7004L pH 4.01 Buffer Solution, 500 mLHI 7006L pH 6.86 Buffer Solution, 500 mLHI 7007L pH 7.0...

Page 38 - pH ELECTRODES

38 ORP PRETREATMENT SOLUTIONS HI 7091L Reducing Pretreatment Solution, 460 mL HI 7092L Oxidizing Pretreatment Solution, 460 mL pH ELECTRODES All electrodes part numbers ending in B are supplied with a BNC connectorand 1 m (3.3') cable, as shown below : HI 1043B Glass-body, double junction, refillabl...

Page 41 - ORP ELECTRODES; ORP

41 Kynar ® is registered Trademark of “Pennwalt Corp.” Ultem ® is registered Trademark of “General Electric Co.” HI 1413B Glass-body, single junction, flat tip, Viscolene, non-refillable, combination pH electrode. Use: surface measurement. ORP ELECTRODES HI 3131B Glass-body, refillable, combination ...

Page 42 - OTHER ACCESSORIES

42 EXTENSION CABLE FOR SCREW-TYPE ELECTRODES(SCREW TO BNC ADAPTER) HI 7855/1 Extension cable 1 m (3.3') longHI 7855/3 Extension cable 3 m (9.9') long OTHER ACCESSORIES HI 710005 Voltage adapter from 115 VAC to 12 VDC (USA plug) HI 710006 Voltage adapter from 230 VAC to 12 VDC (European plug) HI 7100...

Page 43 - RECOMMENDATIONS FOR USERS

43 RECOMMENDATIONS FOR USERS Before using this product, make sure that it is entirely suitable for theenvironment in which it is used.Operation of this instrument in residential areas could cause unacceptableinterferences to radio and TV equipment, requiring the operator to follow allnecessary steps...

Page 44 - SALES AND TECHNICAL SERVICE CONTACTS

44 Australia: Tel. (03) 9769.0666 • Fax (03) 9769.0699 China: Tel. (10) 88570068 • Fax (10) 88570060 Egypt: Tel. & Fax (02) 2758.683 Germany: Tel. (07851) 9129-0 • Fax (07851) 9129-99 Greece: Tel. (210) 823.5192 • Fax (210) 884.0210 Indonesia: Tel. (21) 4584.2941 • Fax (21) 4584.2942 Japan: Tel....