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CE DECLARATION OF CONFORMITY

Recommendations for Users

Before using this product, make sure that it is entirely suitable for the environment in which it is used.

Operation of this instrument in residential area could cause unacceptable interferences to radio and TV
equipments, requiring the operator to take all necessary steps to correct interferences.

The glass bulb at the end of the electrode is sensitive to electrostatic discharges. Avoid touching this glass
bulb at all time.

During calibration of instrument, ESD wrist straps should be worn to avoid possible damage to the electrode
by electrostatic discharge.

Any variation introduced by the user to the supplied equipment may degrade the instrument's EMC
performance.

To avoid electrical shock, do not use these instruments when voltages at the measurement surface exceed
24VAC or 60 VDC.

To avoid damages or burns, do not perform any measurement in microwave ovens.

ORP PRETREATMENT SOLUTIONS

HI 7091L

Reducing Pretreatment solution, 500 mL bottle

HI 7092L

Oxidizing Pretreatment solution, 500 mL bottle

ELECTRODES

HI 62920

pH electrode with built-in temperature sensor, matching pin,
Titanium-body, DIN connector & 2m (6.6') cable

HI 32920

Combination ORP/Pt electrode, Titanium-body with DIN con-
nector & 2m (6.6') cable

HI 3619D

Combination ORP/Pt electrode, glass-body, single junction,
with DIN connector & 1m (3.3') cable

HI 3620D

Combination ORP/Pt electrode, plastic-body, single junction,
gel-filled, with DIN connector & 1m (3.3') cable

OTHER ACCESSORIES

HI 7920

HI 504910 interface cable

HI 710005

115 Vac to 12 Vdc power adapter, US plug

HI 710006

230 Vac to 12 Vdc power adapter, European plug

HI 710031

Rugged carrying case

HI 76405

Electrode holder

HI 8427

pH and mV simulator

HI 931001

pH and mV simulator with LCD display

All rights are reserved. Reproduction in whole or in part is
prohibited without the written consent of the copyright owner.

Hanna Instruments reserves the right to modify the design, construc-
tion and appearance of its products without advance notice.

Содержание HI 504920

Страница 1: ...Instruction Manual HI 504920 Remote User Interface pH Meter w w w h a n n a i n s t c o m...

Страница 2: ...PRELIMINARY EXAMINATION GENERAL DESCRIPTION Dear Customer Thank you for choosing a Hanna Instruments Product Please read this instruction manual carefully before using the instru ment This manual wil...

Страница 3: ...Preventing System BEPS detects when the batter ies level becomes weak When the batteries are getting low a clear indication is displayed on LCD to warn the user of this condition However the meter co...

Страница 4: ...efore turning the meter off When the meter is OFF detach the electrode from the meter before immersing it in the storage solution SPECIFICATIONS Range pH 4 00 to 19 99 pH mV 600 0 mV 2000 mV autorangi...

Страница 5: ...When the CFM symbol blinks the read ing is stable and calibration can be confirmed 8 Press CFM to confirm the first buffer 9 If everything is satisfactory the LCD will display Stor and then the expect...

Страница 6: ...e above procedure only when readings are stable 7 To exit the calibration mode and return to normal measurement press TXCAL mV CALIBRATION Contact your nearest Hanna Service Center for periodic mV cal...

Страница 7: ...nterface cable connected between HI 504920 and HI 504910 step 1 it can happen that the HI 504910 must be located in a place difficult to reach when the HI 504920 pH probe is immersed in the solution I...

Страница 8: ...0 Calibration alarm time out 01 to 99 days OFF OFF 20 Auto Off Power down time out ON OFF ON 21 Firmware version 22 Battery level test 90 HI 504910 terminal mode 99 Password2 0000 to 9999 0000 Setup c...

Страница 9: ...y checks for entered time date accuracy as follows 0 hh 23 0 mm 59 01 dd 28 29 30 31 1 MM 12 1998 YYYY 2097 2 To change the password the correct code must be entered first If the password has been for...

Страница 10: ...When turned on the meter checks if the time out time has expired If yes the message Cal date scrolls across the LCD and the DATE tag blinks as a reminder LAST CALIBRATION DATA Last calibration data ar...

Страница 11: ...ers In this case check the correct polarity of the adapter before connecting it to the meter BATTERY REPLACEMENT The LCD will then display the last pH calibration date Press DISPLAY to scan remaining...

Страница 12: ...4 00 12 50 13 00 13 50 14 00 0 10 0 14 0 20 0 10 0 18 0 29 0 40 Note To prevent damage to the electrode remove the pH electrode from the sample before turning the meter off If the meter is OFF detach...

Страница 13: ...torage Solution Follow the Preparation Procedure above before taking measurements Note NEVER STORE THE ELECTRODE IN DISTILLED WATER OR DRY PERIODIC MAINTENANCE Inspect the electrode and the cable The...

Страница 14: ...SOLUTIONS HI 7091L Reducing Pretreatment solution 500 mL bottle HI 7092L Oxidizing Pretreatment solution 500 mL bottle ELECTRODES HI 62920 pH electrode with built in temperature sensor matching pin Ti...

Страница 15: ...2 Japan Tel 03 3258 9565 Fax 03 3258 9567 Korea Tel 02 2278 5147 Fax 02 2264 1729 Malaysia Tel 603 5638 9940 Fax 603 5638 9829 Singapore Tel 6296 7118 Fax 6291 6906 SouthAfrica Tel 011 615 6076 Fax 01...

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