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Summary of Contents for JENCO VisionPlus pH 618
- Page 1 Operation Manual MODEL pH 618 Microcomputer Based pH&Temperature Pocket Meter pH618...
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Page 2: Table Of Contents
A. Replace the Batteries ........... 2 B. Soak the Electrode............2 C. Setup and Calibrate the Electrode and Meter....2 VISIONPLUS pH 618 OVERVIEW......3 A. Meter Description............3 B. VisionPlus Graphical Display ........3 OPERATION MODES AND KEYPAD OPERATIONS 4 A. -
Page 3: Initial Inspection And Assembly
2. Soak the electrode in a pH 4 solution for 10 minutes before first use or after storage. C. Setup and Calibrate the Electrode and Meter VisionPlus pH 618 must be setup and calibrated before your first use. Please follow the instructions detailed in section USING VISIONPLUS pH... -
Page 4: Visionplus Ph 618 Overview
VISIONPLUS pH 618 OVERVIEW A. Meter Description 1. Battery cap 2. LCD screen 3. Keypad 4. Electrode collar 5. Electrode & ATC assembly (Electrode cap is not shown.) B. VisionPlus Graphical Display 1. DATE (MM-DD-YY) 2. HOLD mode indicator 3. MEASURE mode indicator 4. -
Page 5: Operation Modes And Keypad Operations
OPERATION MODES AND KEYPAD OPERATIONS A. Operation Modes VisionPlus pH meter has 6 operation modes: 1. Measure Mode. Measure Mode is used to make all pH and temperature measurements. 2. Calibration Mode. Calibration Mode is used to perform 1, 2 or 3 point calibration. 3. -
Page 6: Using Visionplus Ph 618
Selects new buffer 0 second Select set. USING VISIONPLUS pH 618 A. Power ON/OFF Press “HOLD” key for 2 seconds or more. The unit will turn on and enter the “Measure Mode”. Repeat the process to turn off the unit. The unit will also automatically turn off after 10 minutes of no key activity. -
Page 7: Select Buffer
C. Select Buffer 1. Press “SCROLL” key for 5 seconds or more to enter “Buffer Select Mode”. 2. Press “SCROLL” key again to select either 7.00 (7.00/4.01/10.01) or 6.86 (6.86/4.00/9.18) buffer sets. 3. Press “STORE” key for 2 seconds to exit and return to “Measure Mode”. Note: There is no need to repeat this procedure every time unless one decides to change the buffer settings. -
Page 8: Measure
Note: For accurate measurements, it is recommended that pH calibration is preformed once a week and after replacing the electrode. E. Measure Dip the meter into the test solution in the “Measure Mode”. F. Hold Data 1. When the pH readings is stable, press “HOLD”... -
Page 9: Ongoing Maintenance
2. By pressing the “SCROLL” key, previous saved data will appear. 3. Press “STORE” key for 2 seconds to exit and return to “Measure Mode”. ONGOING MAINTENANCE A. Replace Electrode 1. Unscrew the electrode collar to remove the electrode & ATC assembly as shown in the right figure. -
Page 10: Error Displays And Troubleshooting
ERROR DISPLAYS AND TROUBLESHOOTING pH LCD DISPLAY Possible cause(s) Display Display Mode [Action(s)] a. Temperature over 0 to 99.9°C range. [Bring solution to a lower/higher temperature.] Measure "OVER" [Replace temperature Value probe.] b. No temperature sensor. [Use a temperature probe.] pH value over 0.00 to14.00pH range . -
Page 11: Specifications
Weight 105 g WARRANTY Jenco Instruments, Ltd. warrants this product to be free from significant deviations in material and workmanship for a period of 2 years for the meter and 6 months for the electrode from date of purchase. If repair or adjustment is necessary and has... - Page 12 If you purchased the item from our Jenco distributors and it is under warranty, please contact them to notify us of the situation. Jenco Service Department alone will determine if the product problem is due to deviations or customer misuse.
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