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Summary of Contents for TESTO 230
- Page 1 230 · pH- and temperature measuring instrument Instruction manual GlobalTestSupply www. .com Quality Testo Products Online at: sales@GlobalTestSupply.com...
- Page 2 GlobalTestSupply www. .com Quality Testo Products Online at: sales@GlobalTestSupply.com...
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Page 3: Table Of Contents
Redox measurement ..................20 6.2.4. Hold function ....................20 6.2.5. Auto-Hold function ..................21 Maintaining the product ................ 22 7.1. Replacing the battery ..............22 7.2. Cleaning the instrument ..............22 GlobalTestSupply www. .com Quality Testo Products Online at: sales@GlobalTestSupply.com... - Page 4 1 Contents Tips and assistance ................23 8.1. Questions and answers ..............23 8.2. Accessories and spare parts ............26 Appendix ....................27 9.1. Electrode/application assignment ..........27 9.2. Buffer table..................30 GlobalTestSupply www. .com Quality Testo Products Online at: sales@GlobalTestSupply.com...
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Page 5: Safety And The Environment
> Only perform maintenance and repair work on this instrument that is described in the documentation. Strictly follow the specified steps. Use only original spare parts from Testo. > Do not store the product together with solvents. Do not use any desiccants. -
Page 6: Protecting The Environment
> At the end of its useful life, send the product to the separate collection for electric and electronic devices (observe local regulations) or return the product to Testo for disposal. GlobalTestSupply www. .com Quality Testo Products Online at: sales@GlobalTestSupply.com... -
Page 7: Specifications
3 Specifications Specifications 3.1. The testo 230 serve the purpose of determining pH-values, redox potentials and temperature in aqueous solutions as well as in semi- solid to solid media. 3.2. Technical data Instrument Feature Values Measurement range pH 0...14, -50...+150 °C, ±1999 mV Resolution pH 0.01, 0.1 °C (°F), 1 mV... - Page 8 : 7 s handle, reinforced PUR line (0613 2411) Stainless steel NTC food Measurement range: -50...+150 °C. sensor (IP65) with PUR line : 8 s (0613 2211) GlobalTestSupply www. .com Quality Testo Products Online at: sales@GlobalTestSupply.com...
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Page 9: Product Description
2 Keyboard Function Switching on/off To call up individual menu levels To hold readings or, with manual input function, set readings To select menu options or, with manual input function, set readings GlobalTestSupply www. .com Quality Testo Products Online at: sales@GlobalTestSupply.com... -
Page 10: Display
Electrode with temperature sensor 6 Representation of alignment menu 7 Hold function / Auto-Hold function 8 Battery control: • When switching on Battery voltage • In operation: Warning of weak battery GlobalTestSupply www. .com Quality Testo Products Online at: sales@GlobalTestSupply.com... -
Page 11: Connection Variants
Temperature NTC-sensor with With the NTC-sensor the measurement Mini-DIN plug testo 230 is a fully adequate temperature measuring instrument to cover the range from -50 °C ... +150 °C. GlobalTestSupply www. .com Quality Testo Products Online at: sales@GlobalTestSupply.com... - Page 12 With the NTC-sensor the temperature can additionally be determined. However, the temperature has no influence on the redox measurement. no longer available GlobalTestSupply www. .com Quality Testo Products Online at: sales@GlobalTestSupply.com...
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Page 13: First Steps
5.1.2. Switching the instrument on > press I/O. The display and function test appears in the display. The battery condition is displayed. The instrument is ready to use. GlobalTestSupply www. .com Quality Testo Products Online at: sales@GlobalTestSupply.com... -
Page 14: Calibrating The Instrument
Single-point calibration serves the purpose of quickly adapting the instrument to the electrode. The following buffers can be used for this purpose: • Testo buffer pH 4, pH 7, pH 10 • DIN buffer pH 4.008 ; pH 6.865 ; pH 9.18 Also pay attention to the application information for the buffer used. - Page 15 10. Press SELECT to confirm. The display shows the unbalancing voltage. 11. Press SELECT to confirm. Single-point calibration has been completed. The instrument changes to the measurement mode. Measuring page 19. GlobalTestSupply www. .com Quality Testo Products Online at: sales@GlobalTestSupply.com...
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Page 16: Two-Point Calibration
Two-point calibration serves the purpose of accurately adapting the instrument to the electrode. The following buffer sets can be used for calibration: • Testo buffer set pH 4/7, pH 4/7/10 • DIN buffer set pH 4.008/6.685 , pH 6.865/9.18 Also pay attention to the application information for the buffer used. - Page 17 12. Press SELECT to confirm. The display shows the unbalancing voltage. 13. Press SELECT to confirm. Two-point calibration has been completed. The instrument changes to the pH-measurement mode. Measuring page 19. GlobalTestSupply www. .com Quality Testo Products Online at: sales@GlobalTestSupply.com...
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Page 18: Using The Product
6 Using the product Using the product 6.1. Performing settings testo 230 has a configuration menu in which the following successive settings can be made: 1 Change measuring unit from °C to °F and vice-versa. 2 Switch Auto-Off function on or off. -
Page 19: Measuring
1. Press SELECT. flashes in the display. 2. Press HOLD SELECT to correct the value upwards or downwards. Wait 5 seconds, the instrument accepts the set temperature. GlobalTestSupply www. .com Quality Testo Products Online at: sales@GlobalTestSupply.com... -
Page 20: Temperature Measurement
The display shows Hold besides the reading. The reading is held in the display as long as desired, the Auto- Off function is disabled. Quit: > Press HOLD. The current reading is shown. GlobalTestSupply www. .com Quality Testo Products Online at: sales@GlobalTestSupply.com... -
Page 21: Auto-Hold Function
The measuring process is completed. If the reading does not become stable within 10 minutes, the display will show ERR 6 (see Questions and answers page 23). Return to measuring mode: > Press HOLD. GlobalTestSupply www. .com Quality Testo Products Online at: sales@GlobalTestSupply.com... -
Page 22: Maintaining The Product
> The instrument is suitable for contact with weak acids and alkaline solutions. After use in aggressive environments the instrument must be cleaned with a damp cloth. For care and maintenance of the pH-electrodes you should read the operating instructions "testo pH-electrode". GlobalTestSupply www. .com Quality Testo Products Online at: sales@GlobalTestSupply.com... -
Page 23: Tips And Assistance
Temperature range exceeded during calibration. Temperature of buffer solution outside permissible range. > Abort calibration by pressing (the values of the last calibration are maintained). > Repeat the calibration with adapted temperature. GlobalTestSupply www. .com Quality Testo Products Online at: sales@GlobalTestSupply.com... - Page 24 > Rinse the electrodes and repeat the process. If the error occurs again, use a new electrode. Err 7 • Internal instrument fault, measuring instrument defective. > Consult the Testo Customer Service or your dealer. GlobalTestSupply www. .com Quality Testo Products Online at: sales@GlobalTestSupply.com...
- Page 25 24 hours in a solution of thiocarbamide in 0.1M HCI and finally rinse with distilled water. If we have not answered your question, please contact your local dealer or Testo´s Customer Service. Contact data see back of this document or website www.testo.com/service-contact. GlobalTestSupply www.
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Page 26: Accessories And Spare Parts
052 0007 ISO calibration certificate analysis for pH buffer solutions; calibration points 4 pH, 7 pH, 10 pH 05200037 ISO calibration certificate analysis at 3 pH values over the measuring range GlobalTestSupply www. .com Quality Testo Products Online at: sales@GlobalTestSupply.com... -
Page 27: Appendix
No longer available, please check whether 0650 1623 is suitable for the application No longer available, please check whether 0650 0245 is suitable for the application No longer available, please check whether 0650 2064 is suitable for the application GlobalTestSupply www. .com Quality Testo Products Online at: sales@GlobalTestSupply.com... - Page 28 Highly viscous solutions Infusions Low ion media Cosmetics Leather, paper Milk Ultrapure water, rain water Cream, stirred yoghurt Brine Swimming pool Soaps, detergents Suspensions, aqueous Suspensions, partly aqueous Dough, bread GlobalTestSupply www. .com Quality Testo Products Online at: sales@GlobalTestSupply.com...
- Page 29 • Lacquers and paints • highly viscous solutions • photographic solutions • measurements on clean surfaces and for measurements at T < 0 °C. GlobalTestSupply www. .com Quality Testo Products Online at: sales@GlobalTestSupply.com...
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Page 30: Buffer Table
6.840 9.081 1.694 4.031 6.838 9.068 4.03 6.97 9.85 1.700 4.043 6.834 9.038 1.707 4.057 6.833 9.011 4.05 6.96 9.78 1.715 4.071 6.834 8.985 1.723 4.087 6.836 8.962 4.08 6.96 9.75 GlobalTestSupply www. .com Quality Testo Products Online at: sales@GlobalTestSupply.com... - Page 31 GlobalTestSupply www. .com Quality Testo Products Online at: sales@GlobalTestSupply.com...
- Page 32 GlobalTestSupply www. .com Quality Testo Products Online at: sales@GlobalTestSupply.com 0973 2610 en 04...
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