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FRONT PANEL DESCRIPTION

850050

850051 & 850052

Hold

Calibration  

On/Off

pH Value

Symbol when 

Battery is 

Low

Temperature

First Use: If the unit fails to turn on, check that the 

batteries are working and properly installed.

Summary of Contents for 850050

Page 1: ...Large Display pH Pens 850050 850051 850052 ...

Page 2: ...cal or other means that do not yet exist or may be developed including photocopying recording or any information storage and retrieval system without the express permission from Sper Scientific NOTE REMOVING PROTECTIVE CAP Hold the blue ring firmly in place with one hand rotate the semi transparent bottle 180 360 clockwise This will loosen the gasket to allow you to pull the cap off Reverse the pr...

Page 3: ...ENT PROCEDURE 6 6 BATTERY REPLACEMENT 9 7 TROUBLESHOOTING 10 8 SPECIFICATIONS 11 9 WARRANTY 12 INTRODUCTION These are simple and easy to use waterproof pH Pens 850050 measures 2 14 pH 850051 850052 features Hold and Automatic Temperature Control ATC and measures from 0 14 pH MATERIALS SUPPLIED Meter Batteries Instruction Manual ...

Page 4: ...PANEL DESCRIPTION 850050 850051 850052 Hold Calibration On Off pH Value Symbol when Battery is Low Temperature First Use If the unit fails to turn on check that the batteries are working and properly installed ...

Page 5: ...glass bulb 4 Before first use or after extended storage soak the electrode in KCL potassium chloride solution for 10 30 minutes 5 Press 1 sec to turn on the unit 6 For 1 point calibration dip stir the electrode into pH 7 buffer solution and press the CAL button If the probe is damaged or cannot detect the buffer the unit automatically exits calibration mode after 10 seconds 7 During calibration CA...

Page 6: ...perature of the sample and cliabration solutions should be similar 13 Repeat the above procedures until readings stabilize 14 NOTE If the buffer needs to be adjusted press to adjust the displayed value SA save is displayed followed by En 850050 850051 or End 850052 MEASUREMENT PROCEDURE 850050 1 Calibrate routinely before use 2 Remove the protective cap and clean the electrode with de ionized dist...

Page 7: ...lly shuts off after 20 minutes of inactivity To disable this feature start with the unit off then simultaneously press the CAL and buttons Release both buttons when n is displayed The unit returns to measurement mode 9 After use turn off the unit and rinse the electrode 10 Protect the electrode s lifespan by adding a few drops of KCL potassium chloride solution into the protective cap before stora...

Page 8: ...is displayed when the pH sample is out of range 7 H or L is displayed when the temperature is out of range 8 To switch between F and C start with the unit off then simultaneously press CAL and 9 Release both buttons when C or F is shown 10 Press to select the preferred unit then press CAL to save 11 SA save is displayed and the unit returns to measurement mode 12 During measurement press to freeze...

Page 9: ...he electrode s lifespan by adding a few drops of KCL potassium chloride solution into the protective cap before storage 16 Always keep the protective cap on when the unit is not in use BATTERY REPLACEMENT 1 Replace all 4 LR44 batteries when the low battery icon is flashing or when troubleshooting next page fails 2 Unscrew the cover and install the batteries with the flat positive side facing the s...

Page 10: ... potassium chloride solution for 10 15 minutes then rinse with distilled de ionized water 3 displays when the pH sample is too acidic or too alkaline 4 No Display Be sure to press for at least one second If the problem persists see Battery Replacement previous page 5 If your readings are still erratic after calibration soak the electrode for 10 to 30 minutes in KCL potassium chloride solution 6 No...

Page 11: ...14 pH 0 14 pH Res 0 1 pH 0 1 pH 0 5 F C 0 01 pH 0 1 F C Accuracy 0 3 pH 0 2 pH 0 05 pH Adjustable Calibration Points pH 4 3 5 4 5 pH 7 6 5 7 5 pH 10 9 5 10 5 Operating Environment 31 122 F 0 50 C 80 RH Weight 2 3 oz 65 g with battery Dimensions 6 1 1 165 38 38 mm ...

Page 12: ...ll be substituted if available This warranty does not cover probes batteries or damage resulting from accident misuse or abuse To obtain warranty service ship the unit postage prepaid to SPER SCIENTIFIC 8281 E Evans Rd Suite 103 Scottsdale AZ 85260 Email info sperscientific com The defective unit must be accompanied by a description of the problem and your return address Register your product onli...

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