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Summary of Contents for GLI International GLI-98144
- Page 1 Back to MANUALS Menu GLI_pHORPMeter_98144_om_D401 Manual No. 98144 Revision 0-401 MODEL GLI-98144 HAND-HELD/PORTABLE pH/ORP METER...
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Page 2: Table Of Contents
GENERAL DESCRIPTION ........2-3 GENERAL DESCRIPTION FUNCTIONAL DESCRIPTION........3 SPECIFICATIONS............. 4 INITIAL PREPARATION..........4 The GLI-98144 is a portable logging micro- SETUP MODE............4-6 processor-based pH/ORP/temperature meter. TAKING pH MEASUREMENTS......... 6 TAKING ORP MEASUREMENTS......6-7 All pH measurements are automatically com-... -
Page 3: Functional Description
FUNCTIONAL DESCRIPTION (see drawing at right) 1) Power adapter plug 2) RS232 connector 3) Electrode connector 4) Liquid crystal display (LCD) Rev. 0-401 Model GLI-98144 Portable pH/ORP Meter... -
Page 4: Specifications
• Select the code of To switch the meter on, press the ON/OFF desired parameter Ç È key. The batteries charge status or "LINE" using key. message (if external power adapter is con- Model GLI-98144 Portable pH/ORP Meter Rev. 0-401... - Page 5 To change the password, the correct code must be en- been selected). tered first. If the password has been forgotten, the password protected features are no longer accessible. In this case, contact the GLI International Service Dept. Rev. 0-401 Model GLI-98144 Portable pH/ORP Meter...
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Page 6: Taking Ph Measurements
"DATE" warning symbol blinks on LCD (see GLP To take ORP measurements, simply sub- section). merge the bottom 4 cm (1½ inches) of the Model GLI-98144 Portable pH/ORP Meter Rev. 0-401... -
Page 7: Taking Temperature Measurements
For a faster procedure, it is possible to cali- reading. brate at 1 point, but it is always a good practice to calibrate at 2 points. Rev. 0-401 Model GLI-98144 Portable pH/ORP Meter... -
Page 8: Mv Calibration Procedure
13. Dip the bottom 4 cm (1½ inches) of the 5. If password is correct, the meter will dis- pH electrode in a beaker containing the play "0 mV" on the lower LCD with the second buffer. Model GLI-98144 Portable pH/ORP Meter Rev. 0-401... -
Page 9: Temperature Calibration Procedure
8. When the reading is stable the "CFM" indication. symbol starts to blink. 15. Set the simulator to 9. Press ALT and CFM to confirm and re- 1900 mV. turn to normal operational mode. Rev. 0-401 Model GLI-98144 Portable pH/ORP Meter... -
Page 10: Logging Function
At any time it is possible to return to normal operational mode by pressing ALT and RCL. Model GLI-98144 Portable pH/ORP Meter Rev. 0-401... -
Page 11: Good Laboratory Practice (Glp)
PC through the RS232 communication feature. The calibra- tion data are transferred to the PC along with GLP is a set of functions that allows the stor- age or retrieval (when necessary) of data Rev. 0-401 Model GLI-98144 Portable pH/ORP Meter... -
Page 12: Lcd Backlight
The meter will then return to normal opera- tional mode. Press ALT and GLP to escape With any terminal programs it is possible to before viewing all the data. remotely control your pH meter. Connect the Model GLI-98144 Portable pH/ORP Meter Rev. 0-401... -
Page 13: Battery Replacement
If an item is not available (e.g. buf 3 inserted or an external power adapter is in case of a two points mV calibra- connected. The "Batt" indication appears tion) the character "N" will be when trying to enable backlight. received. Rev. 0-401 Model GLI-98144 Portable pH/ORP Meter... -
Page 14: Temperature-Resistance Correlation For Gli Ph Sensitive Glass
It takes longer time for the reading to stabilize if the resistance is higher. In addition, the re- sponse time will suffer to a greater degree at temperatures below 10°C. Model GLI-98144 Portable pH/ORP Meter Rev. 0-401... -
Page 15: Electrode Conditioning And Maintenance
To minimize clogging and ensure a quick re- sponse time, the glass bulb and the junction Evaluate your electrode performance based should be kept moist and not allowed to dry on the following possibilities: out. Rev. 0-401 Model GLI-98144 Portable pH/ORP Meter... -
Page 16: Warranty
International be liable for any incidental or consequential damages, whether to person or property. GLI International will not be liable for any other loss, damage or expense of any kind, including loss of profits, resulting from the installation, use, or inability to use this product.
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