User manual HANNA INSTRUMENTS PH 212

[. . . ] Instruction Manual pH 210 pH 212 pH 211 pH 213 Microprocessor-based pH/mV/°C Bench Meters CAL CFM C C MEM MR MR Func MEM tions rize Re ading Memo RANG ry Re call E Se lect pH COMM / Memo pH Ca CAL / libratio n RS232 Comm ORP unica tion / CFM CFM pH 21 Micro 3 proce ssor pH M eter Start Calib ration Selec t 1 st Buffe r RANG rm 1 st Buffe E Selec r t 2 nd Buffe Confi r rm 2 nd Buffe r CO Confi MM w w w. c o m 1 Dear Customer, Thank you for choosing a Hanna Instruments product. Please read this instruction manual carefully before using the instruments. This manual will provide you with the necessary information for correct use of the instruments, as well as a precise idea of their versatility. [. . . ] When the reading is stable and close to the selected calibration point, "READY" tag will appear and "CFM" tag will blink. · Set 1800. 0 mV on the simulator. When the reading is stable and close to the selected calibration point, "READY" tag will appear and "CFM" tag will blink. The instrument returns to measurement mode. Notes: · If the reading is not close to the selected calibration point, "WRONG" tag will blink. Verify calibration condition or contact your vendor if you can not calibrate. · Press CAL in any moment of the calibration process. The instrument will return to measurement mode. If calibration process is stopped after 600 mV is confirmed, the 600 mV range is calibrated and calibration parameters are memorized. 16 PC INTERFACE (pH only) (p H 212 & p H 213 only ) 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 further analysis. To connect your instrument to a PC, use the optional Hanna HI 920010 cable connector. Make sure that your instrument is switched off and plug one connector to the instrument RS232C socket and the other into the serial port of your PC. Notes: · Other cables than HI 920010 may use a different configuration. In this case communication between instrument and PC may not be possible. · If you are not using Hanna Instruments HI 92000 software, please see the following instructions. SETTING THE BAUD RATE AND THE COMMAND PREFIX · To set the instrument baud rate, press COMM while in measurement mode. The primary LCD COMM will show the current baud rate. · Use the ARROW keys to change the displayed value (150; 300; 600; 1200; 2400 ­ factory setting; 4800; 9600). C C · Press CFM to confirm. The primary LCD will show the current command prefix (factory setting is 16). · Use the ARROW keys to change the displayed value (between 0 and 47). [. . . ] Use: general purpose. 12 mm 0. 5" FC 220 HI 4430 120 mm 4. 7" FC 911B Plastic-body (Kynar®), double junction, refillable with built-in amplifier, combination pH electrode. Use: very high humidity. 12 mm 0. 5" "S" VERSION 120 mm 4. 7" Consult the Hanna General Catalog for more electrodes with screwtype or BNC connectors. FC 911 110 mm 4. 3" Ultem® is registered Trademark of "General Electric Co. " Kynar® is registered Trademark of "Pennwalt Corp. " 28 29 EXTENSION CABLE FOR SCREW-TYPE ELECTRODES (SCREW TO BNC ADAPTER) HI 7855/1 Extension cable 1 m (3. 3') long HI 7855/3 Extension cable 3 m (9. 9') long HI 7855 SERIES CABLE CONNECTORS CONNECTOR AND 3. 0 mm (0. 12") CABLE WITH BNC RECOMMENDATIONS FOR USERS Before using these products, make sure they are entirely suitable for the environment in which they are used. Operation of these instruments in residential areas could cause unacceptable interferences to radio and TV equipment, requiring the operator to follow all necessary steps to correct interferences. The glass bulb at the end of the pH electrode is sensitive to electrostatic discharges. [. . . ]