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Summary of Contents for LLG LLG-pH Pen 6.263 690
- Page 1 OPERATION MANUAL LONG TUBE LLG-pH Pen ® L A B W A R E Model: 6.263 690...
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Page 2: Material Supplied
Power by 2pcs CR2032 batteries. Multi points calibration. One touch only for calibration. MATERIAL SUPPLIED This package contains: pH-meter LLG-pH-Pen x 1 CR2032 button battery x 2 Operation manual POWER SUPPLY The meter is powered by 2 pcs CR2032 batteries. To check the battery when: 1. - Page 3 To install the batteries: 1. Turn off the meter. 2. Loose the battery cover in clockwise direction by coin (DON’T discard the black washer!) 3. Replace the old batteries with two new button cells CR2032. 4. Make sure the batteries are in place and the polarity is correct.
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Page 4: Lcd Display
LCD DISPLAY 6.263 690 - The 1st display shows the measured pH reading. - The 2nd display shows the temp. - Cal = Calibration mode - ATC = Auto Temp. Compensation = Data hold KEYPAD OPERATION Remove the pH-meter from the probe storage bottle to expose the electro- de out. - Page 5 WARNING: Please always make sure that the bottle is filled with storage buffer to keep the electrode wet and in good storage conditions. Electrode Rotate the storage bottle in counter-clockwise direction and then pull out the bottle completely to expose the electrode. 2.
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Page 6: Auto Power Off
4. Press “ “ to freeze current rea- dings. The “ “ icon will appear on " " the LCD and the small dot will not " flash . Press “ “ again to release the hold mode. " 5. Turn off the meter by pressing “ “... - Page 7 AUTOMATIC TEMPERATURE COMPENSATION (ATC) & TEMP. UNIT SETTING The LLG-pH-Pen is capable of measuring with Automatic Temperature Compensa- tion. “ATC” will be displayed in the middle top of the LCD. Temp. Unit Setting of pH-pen To select the temp.
- Page 8 CALIBRATION MODE (CAL) Calibration is necessary and should be done regularly, recommended everyday if the meter is used often. The unique calibration design of the meter features automatic buffer recognition to avoid er- rors. Calibration 1. Power on the meter. 2.
- Page 9 Acceptable voltage range of each point: pH 4.00 : 97 mV..250 mV pH 7.00 : - 60 mV..60 mV pH10.00 : - 250 mV..-97 mV 5. If the probe recognizes the buffer: If the probe successfully recognizes the buffer, the buffer pH value (4 or 7 or 10) will appear on the display in 2 seconds.
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Page 10: Maintenance
8. Rinse the probe with de-ionized water or a rinse solution (tap water...) after each measurement to last the meter’s life. 9. Repeat above steps until the 3 point calibration are finished. MAINTENANCE Please always keep the pH glass bulb wet by using the storage bottle to protect and store the electrode. -
Page 11: Troubleshooting
TROUBLESHOOTING u Power on but no display 1) Make sure the time of pressing power key is more than 100 mS. 2) Check the battery are in place and make good contact and correct polarity. 3) Replace with new batteries and try again. -
Page 12: Specifications
SPECIFICATION LLG-pH Pen 6.263 690 SPECIFICATIONS Accuracy ± 0.1 pH Cal.Point (4.7.10) ● Auto Power Off ● Measurement range 0.00 - 14.00 Temp. Accuracy ±1.0 °C Temp. Resolution 0.5 °C / °F Resolution 0,01 pH Hold Data ● Unit C/F switchable ●... -
Page 13: Warranty
WARRANTY The meter is warranted to be free from defects in material and workmanship for a period of one year from the date of purchase. This warranty covers normal operation but does not cover battery, misuse, abuse, alteration, tampering, neglect, improper maintenance, or damage resulting from leaking batteries. - Page 14 ® L A B W A R E Lab Logistics Group GmbH Am Hambuch 1 D-53340 Meckenheim Tel.: +49 (0)2225 9211-0 Fax: +49 (0)2225 9211-11 www.llg-labware.com info@llg-labware.com...
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