User's Guide
Contents
1. User s Guide pH mV Temp Waterproof Tester Model 7011 Introduction Heer P1 Features ee P1 Specifications MENE P2 Device Description EAS AA ASS P3 Display Description A O RR NACIO P4 Functions of Keyboard ABRA NEAR RA P4 Operating Procedure eneen P5 Calibration een P5 Measurement e P6 Functions Mode eeen P7 Battery Replacement amen stie aren RA P8 Electrode Replacement EENDEN WEEER P8 Applications AAA AAA AA ad eg P8 Introduction Thank you for selection model 7011 microprocessor based waterproof pH mV Temperature tester It is possible to measure a wide range of pH ORP and Temperature with a replaceable electrode We recommend that you read and follow the manual carefully Features Large LCD displays pH and Temperature simultaneously Waterproof IP 57 standard and rugged design for field use conveniently It floats on water x Automatic Temperature Compensation ATC and degree CPF switchable Displays function mode automatically during insert sensor module gt Icon IPH ORP and unit pH mV C F for recognition easy during select functions mode Displays Maximum Minimum value and data hold Battery low and consumption indicator Auto shut off after 10 minutes of non use Easy to replace pH or ORP electrode module by user P1 Specifications Range 2 16 00 1000 1000 0 90 0 C Accuracy 0 01 1 digit 2 1 digit 0 2 C 1 d2. erify that you have received all equipments Meter Buffer solution pH 4 3 7 Soaking solution Lanyard Battery has been installed Instruction manual Carrying case Optional ORP electrode Buffer pH 10 01 Preparation 1 Remove the protection cap and unscrew soaking bottle from meter to rinse the electrode with clean water and wipe it dry Don t leak soaking solution from bottle and replace bottle when end of usage 2 Press button to turn the meter power on Calibration lt pH gt Make sure the sensor is pH electrode or check the icon PH shows at LCD display Dip the electrode into the buffer solution pH 7 Stir gently and wait until the display stabilized Press and hold button to enter calibration mode until the display appears icon CAL and then flash 7 00 When the display stop flashing and indicates SA then End while calibration is ending and return to measurement mode N P5 3 Rinse the electrode with clean water and wipe it dry Dip the electrode into the buffer solution pH 4 Stir gently and wait until the display stabilized Press and hold button to enter calibration mode until the display appears icon CAL and then flash 4 00 When the display stop flashing and indicates percentage of slope then SA then End while calibration is ending and return to measurement mode 4 After slope calibration pH 4 or pH 10 the display will indicate percentage of sl
3. igit Resolution ATC Calibration pH 4 00 7 00 10 01 Power DC1 5V x 4 battery UM 4 AAA Meter 195 x 40 x 36 mm Kits 230 x 205 x 50 mm Weight Meter 150g with battery Kits 700g P2 Device Description Lanyard Connection Battery Compartment Cap 2600 Main Display ee Hold Max amp Min Button e u Function Mode amp Button Power Calibration Electrode Collar Electrode Module I P Soaking Bottle Sensor Tip ari Protective Cap Protective Cap P3 Display Description mall uS PPt PPM mV ph WIE a UUOLU EI Function Mode Maximum value w HHH NES Li Temperature Unit Battery indicator EST er JI Di Temperature Minimum value Compensation Hold reading Functions of keyboard Power Calibration 1 Press button to switch power On or Off 2 Press and hold button to enter calibration mode Function Mode 1 Press and hold button to change degree C or F ip Hold Max amp Min 1 Press button to enter Hold mode 2 Press and hold button to enter Maximum Minimum mode Press button with light to get Maximum and Minimum value 3 Press and hold button again to exit this mode and return to measurement mode P4 Operating procedure Accessories Upon receiving the shipment inspect the container and equipment for any signs of damage Remove the packing list and v
4. ope PTS to show the status of electrode If the PTS is below 70 or above 130 the electrode must be replaced A slope of 100 is ideal Note 1 Icon SA will not appear if the calibration fails 2 When doing a 2 or 3 point calibration Calibrate with buffer pH 7 first and then follow with buffer pH 4 or pH 10 Measurement lt pH gt 1 After calibration rinse the electrode with clean water and wipe it dry Dip the electrode into sample solution to be measured Stir gently and wait until a stable reading can be obtained lt ORP gt 1 Insert ORP electrode and the icon BIT will show at LCD display automatically 2 Calibration is not necessary for ORP But it could be tested with a specific ORP solution to check electrode is good or bad P6 3 Rinse the electrode with clean water and wipe it dry Dip the electrode into sample solution to be measured Stir gently and wait until a stable reading can be obtained Note 1 The display will appear _ _ _ _ when it is over measuring range 2 After measurement rinse the electrode with clean water Replace the protective cap and soaking bottle The soaking bottle should be always kept wet by adding soaking solution Functions mode 1 Press button to enter hold function mode The icon HOLD will appear and the reading value can be locked shows on display Return to measurement mode while pressing button again 2 Press and hold button to ente
5. r measuring maximum and minimum function mode until the display appears flash icon MAX and MIN The value of maximum and minimum will show at display while pressing button with light To exit this mode press and hold H M button until icon MAX and MIN disappear and return to measurement mode 3 Press and hold gt button to change Degree C or F Note 1 The display could not auto shut off under the status of MAX MIN mode 2 Change a new battery when the battery indicator flashing P7 Maintenance Battery replacement 1 Loosen the screw by screwdriver from battery compartment cap 2 Replace the fresh AAA UM 4 type battery and note polarity 3 Replace the battery compartment cap and tighten with screw by screwdriver Note 1 Be sure the correct position of battery by polarity 2 Don t lose the O ring which has been mounted on cap Electrode replacement 1 Unscrew the electrode collar counterclockwise and remove it completely 2 Pull the electrode module out from the tester 3 Plug an new electrode module into the tester socket carefully 4 Replace and tighten the electrode collar to make a good seal Applications Agriculture Anti freeze recycling Aquarium Boiler Chemical industry Cooling tower Drinking water Fish farming Food industry Garden husbandry Hydroponic Laboratory usage Plating industry Swimming pool amp Spa Water treatment P8
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