Extech Instruments 341350A User Manual
Oyster meter ph-conductivity-tds-salinity-orp(mv)
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Summary of Contents for Extech Instruments 341350A
- Page 1 User's Guide Oyster Meter pH-Conductivity-TDS-Salinity-ORP(mV) Model 341350A...
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Page 2: Meter Description
10. Connector, Temperature probe 11. Connector, AC adapter 9 10 11 Display Mode indicators Primary display Data held indicator Probe renew indicator Auto Power Off indicator Low battery indicator Memory status indicators Calibration status indicators Temperature display 10. Unit indicators 341350A V1.1 1/09... -
Page 3: Battery Installation/Replacement
Connect the ORP electrode to the side ORP BNC connector. Place the electrode in the sample solution and read the mV value on the display. When all measurements have been taken, unplug the electrode and rinse in distilled water. 341350A V1.1 1/09... -
Page 4: Temperature Units
With the meter OFF, press and hold the POWER and STORE/RECALL buttons simultaneously until dFLt rSt appears in the display. Release the buttons and the meter will continue with a normal startup. Default values include: Calibration values, Conductivity mode, ºC, MTC, APO and RENEW off. 341350A V1.1 1/09... - Page 5 RENEW icon will flash. This typically happens when the electrode has aged and needs replacement. Note: To avoid cross contamination, always rinse the electrode in a rinse solution when changing from one buffer or sample to the next buffer or sample. 341350A V1.1 1/09...
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Page 6: Orp Calibration
Press and hold the UNIT/SET button until the ºC or ºF icon begins flashing. Adjust the ▼ or ▲ buttons to set the display to indicate the known temperature of the sample. Momentarily press the UNIT/SET button to save the change and return to the measurement mode. 341350A V1.1 1/09... - Page 7 Cell Cleaning: After each use, the cell tip should be rinsed with de-ionized water. If solids build up inside the cell carefully remove with a cotton swab soaked in solvent taking care not to touch the metal parts of the inner cell. 341350A V1.1 1/09...
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Page 8: Specifications
Operating Humidity Max 80% up to 87ºF (31ºC) decreasing linearly to 50% at 104ºF (40ºC) Storage Humidity <80% Operating Altitude 7000ft. (2000meters) maximum. Power 9V alkaline battery or AC adapter Dimensions 4.7x3.8x1.8” (118x96x45mm) closed Weight 12oz. (340g) 341350A V1.1 1/09... -
Page 9: Maintenance
WARRANTY EXTECH INSTRUMENTS CORPORATION (a FLIR company) warrants this instrument to be free of defects in parts and workmanship for one year from date of shipment (a six month limited warranty applies on sensors and cables). If it should become necessary to return the instrument for service during or beyond the warranty period, contact the Customer Service Department at (781) 890-7440 ext. - Page 10 341350A V1.1 1/09...
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