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- Page 1 INE-ZD-2 Automatic potential titrator Instruction Manual PLEASE READ THIS MANUAL CAREFULLY BEFORE OPERATION 3, Hagavish st. Israel 58817 Tel: 972 3 5595252, Fax: 972 3 5594529 mrc@mrclab.com MRC. 3.21...
- Page 2 INE-ZD-2 Automatic Potential Titartor...
- Page 3 Please read this INSTRUCTION carefully before using the instrument. The instrument must be sent to metrological service or other departments that are qualified to check for checking after being used for one year, and only those qualified ones can be used again. ...
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Page 4: Table Of Contents
INE-ZD-2 Automatic Potential Titartor CONTENT 1. Introduction 2. Specifications and Perfermance 3. Structure 4. Operation 5. Application example 6. Notice 7. Troubleshooting 8. Appendix... -
Page 5: Introduction
INE-ZD-2 Automatic Potential Titartor 1 Introduction 1.1 Application INE-ZD-2 Automatic potential titrator can be used to complete different potential titration. It is widely used in scientific research, education, chemical industry and environmental protection. 1.2 Characteristic Volumetric analysis by potential titration in laboratory;... -
Page 6: Structure
INE-ZD-2 Automatic Potential Titartor 3 Structure 3.1 Front view of the meter The front panel of meter is shown as above. The display screen is 240X128 Graphics dot matrix LCD. There are 20 keys on the panel, 9 of which are double-function keys. The key function is shown as follows：... - Page 7 INE-ZD-2 Automatic Potential Titartor period. If the readings are unstable, you should continue titrating until potential or pH value becomes stable. The effective range is ‘0~200’ seconds. If you input a number which is larger than 200, titrator will display XXX and will not terminate titration automatically;...
- Page 8 INE-ZD-2 Automatic Potential Titartor 3.2 Rear panel of the meter Power: It indicates AC 220V power supply; ON/OFF: It indicates power switch; 0.5A: It indicates 0.5A fuse holder; Valve：It indicates solenoid valve interface, Φ3.5 microphone jacket; Ref：It indicates reference electrode socket;...
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Page 9: Operation
INE-ZD-2 Automatic Potential Titartor Note: Spin electrode pole A (6) on mounting thread (8), then spin electrode pole B (2) on electrode pole A (6). Install solenoid valve (3) into the electrode pole, and make sure the direction of arrow on it is down. - Page 10 INE-ZD-2 Automatic Potential Titartor (6) Rinse the electrode with distilled water and insert the electrode into buffer solution of pH4.00 (or pH9.18). (7) When the potential readings are stable, press ‘Enter’ key to finish two-point calibration. 4.2.2 pH measurement (1) Press ‘pH/mV’ key and upper left corner of LCD will display ‘pH’...
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Page 11: Application Example
INE-ZD-2 Automatic Potential Titartor (5) Turn on the stirrer and adjust the speed from slow to fast and then to the appropriate one. (6) Press ‘1/Auto’ key and ‘Start’ key, and meter will start automatic titration and finish titration at the endpoint. -
Page 12: Notice
INE-ZD-2 Automatic Potential Titartor 6 Notice (1) The input end (Electrode socket) should be kept dry and clean. When the titrator does not work, you should insert short circuit plug into ‘Meas’ socket in case of dust and vapor invasion. -
Page 13: Appendix
INE-ZD-2 Automatic Potential Titartor 8 Appendix Appendix 1: The comparison form showing the relationship between pH value and temperature of buffer solution. Temperature 0.05mol/L 0.025mol/L 0.01mol/L (℃) potassium acid phthalate Mixture phosphate sodium tetraborate 4.00 6.95 9.39 4.00 6.92 9.33 4.00... - Page 14 INE-ZD-2 Automatic Potential Titartor Parking List Name and specifications Quantity INE-ZD-2 Automatic potential titrator 217-01 Calomel electrode 213-01 Platinum electrode 216-01 Silver electrode pH combination electrode JB-10 Stirrer Solenoid valve component (SC5.461.049, with 1 set screw) Universal Power line Fuse BGXP-1 Φ5×20 0.5A...
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