Ysi 3200 Manuale Utente

YSI Model 3200 Conductance, Resistance, Salinity, Total Dissolved Solids and Temperature Instrument Operations Manual

Introduction Section 1 temperature sensor. All YSI 3200 series cells contain an internal temperature sensor; therefore, an external temperature prob

SECTION 2 GETTING STARTED 2.1 UNPACKING When you unpack your new YSI Model 3200 for the first time, check the packing list to make sure you have re

Getting Started Section 2 Units0.0000 uS K=1.000 25.0°C 11:33AM -10.00°C 1.91%/°C T CELL CELL SETUP DIAG RANGE OPERATION Soft key functionsI

Getting Started Section 2 3. Connect the Cell Plug the cell (YSI 3200 series) into the connector on the back of the instrument marked cell. NOTE:

Getting Started Section 2 5. Measurement After setting up the 3200 instrument and cell as described above, the following basic steps should be use

SECTION 3 SYSTEM CONFIGURATION AND OPERATION 3.1 MENU The following section shows the software flow chart for the 3200. The two operating modes, Data

System Configuration and Operation Section 3 3.2 CELL CALIBRATION Before operating the 3200, or whenever you change cells, you must configure the 3

System Configuration and Operation Section 3 [0] # Configuration number CONFIG [CONFIG 0] Title 0.0000uS offset [Single] Cell Cal [1.00

System Configuration and Operation Section 3 Field Range / options Description %/°C comp val 0.0 - 10 Linear temperature compensation value. T

System Configuration and Operation Section 3 Entered standard solution CAL CELL K [961.00] uS/cm Conductivity 1.024 measured K 23.0°C

System Configuration and Operation Section 3 3.150 uS/cm Km=1.124 25.0°C 11:33AM 24.38°C 1.50%/°C T CELL CELL SETUP DIAG RANGE OPERATION Curr

System Configuration and Operation Section 3 3. Measure a linear temperature compensation factor. 4. Measure a non-linear temperature compensatio

System Configuration and Operation Section 3 4. Place the cell (and temperature probe, if used) in the solution at the first desired temperature p

System Configuration and Operation Section 3 Send From the Cell Temp menu, the [SEND] soft key may be used to send the current temperature compensa

System Configuration and Operation Section 3 684 mg/L TDS 0.4 ppt SAL 1.91%/°C T CELL ENTER TO CHANGE UNITS SIZE NEXT LIGHT DARK MEAS

System Configuration and Operation Section 3 CONTRAST The display contrast is adjusted from the Setup Display menu. 13.15 uS/cm K=0.100 25.0°C

System Configuration and Operation Section 3 1. From Operation mode, press the [SETUP] soft key, then, press [SYSTEM] to enter the Setup

System Configuration and Operation Section 3 Since the cursor is already in the Key beep field, press [UP] or [DOWN] to change the status of the be

System Configuration and Operation Section 3 13.2uS K=0.100 25.0°C 11:34AM 24.38°C 1.50%/°C T CELL CURRENT RANGE [9.50 - 99.99uS] CELL SE

System Configuration and Operation Section 3 1017 uS/cm 10.3mS OPERATION 984.6 Ωcm 97.077 Ω K=0.098 25.0°C 691 mg/L TDS 0.5 ppt SAL 1.91%

CONTENTS 1. Introduction...

System Configuration and Operation Section 3 YSI Incorporated Model 3200 26

SECTION 4 DATA STORAGE AND RETRIEVAL From Operation mode, press the [MENU] key to enter Data mode. Data mode is used to store, review or delete read

Data Storage and Retrieval Section 4 If you wish to store a record at a location other than the current one, use the [UP], [DOWN] and [DIGIT] soft

Data Storage and Retrieval Section 4 RECALL From the Review menu, press the [RECALL] soft key to enter Recall mode and display the following menu.

Data Storage and Retrieval Section 4 NOTE: It is not necessary to clear records before new data can be stored. The new data will overwrite the prev

Data Storage and Retrieval Section 4 4.3 SEND While in the Data menu, the [SEND] soft key is used to send the current live display readings to a co

Data Storage and Retrieval Section 4 The baud rate range is 1200 to 19200. After you have selected the parameters, press [MODE] once, to return to

Data Storage and Retrieval Section 4 Comma Delimited Format, send (recalled data) 0 ,3/20/97, 5:37:17PM, 1234uS/cm ,23.45C ,K=0.09,1.91%/C, 9999uS

Data Storage and Retrieval Section 4 To change the S interval, press the [NEXT] soft key to select the S interval field. Then, use the [UP], [DOWN]

SECTION 5 DIAGNOSTICS The YSI 3200 has a diagnostic mode that is used to test RS232 communications and the internal beeper. From the Operation menu,

7. Troubleshooting...

Diagnostics Section 5 YSI Incorporated Model 3200 36

SECTION 6 MAINTENANCE 6.1 CELL CLEANING AND STORAGE The single most important requirement for accurate and reproducible results in conductivity mea

Maintenance Section 6 2. Use the [UP], [DOWN] and [DIGIT] soft keys to enter the platinization time required in minutes. Six minutes is usually suf

SECTION 7 TROUBLESHOOTING 7.1 ERROR MESSAGES The instrument performs a Power On Self Test each time it is turned on. The following error messages ar

Troubleshooting Section 7 YSI Incorporated Model 3200 40

SECTION 8 PRINCIPLES OF OPERATION 8.1 RATIOMETRIC CONDUCTIVITY The basic concept of microprocessor based ratiometric conductivity measurement is to

Principles of Operation Section 8 Looking at our electrodes as sides of a cube, it becomes apparent that the conductance changes as the geometry o

Principles of Operation Section 8 or less have larger electrodes that are closely-spaced. CHOOSING A CONDUCTIVITY CELL Decide which cell will be

Principles of Operation Section 8 3252 3253 3254 3255 3256 YSI Incorporated Model 3200 44

Principles of Operation Section 8 CELL CONSTANT CALCULATION YSI 3200 and 3400 Series conductivity cells are calibrated to ± 1% of nominal by mean

SECTION 1 INTRODUCTION The Model 3200 is a microprocessor based; menu-driven instrument designed to perform laboratory measurement of conductivity,

Principles of Operation Section 8 CONDUCTIVITY LAW SOLUTION INSTRUMENT CELL CONDUCTIVITY CONDUCTANCE CONSTANT S/cm or mho/cm = S or mho ×

Principles of Operation Section 8 GENERAL CONDUCTIVITY MEASUREMENT PRECAUTIONS After selecting the proper cell, observe the following precaution

Principles of Operation Section 8 temperature coefficient. In extreme cases, the temperature coefficient may have a value as high as 7%/°C. Each c

Principles of Operation Section 8 SMALL SAMPLE MEASUREMENTS It is not always possible to immerse the conductivity cell in a solution for measureme

Principles of Operation Section 8 8.3 SALINITY Salinity is determined automatically from the Model 3200 conductivity and temperature readings acco

Principles of Operation Section 8 ELECTRICAL-NOISE ERRORS Electrical noise can be a problem in any measurement range, but will contribute the most

Principles of Operation Section 8 YSI Incorporated Model 3200 52

SECTION 9 WARRANTY AND REPAIR YSI Model 3200 Instruments are warranted for two years from date of purchase by the end user against defects in materi

Warranty and Repair Section 9 AUTHORIZED U.S. SERVICE CENTERS FOR THE NEAREST AUTHORIZED SERVICE CENTER, CONTACT: YSI Technical Support • 1725 Bra

Warranty and Repair Section 9 YSI Incorporated Model 3200 55

Introduction Section 1 1.2 USER FEATURES • Audio feedback • Soft key/menu system • Real time clock • Auto linear temperature compensation calibr

Warranty and Repair Section 9 CLEANING INSTRUCTIONS NOTE: Before they can be serviced, equipment exposed to biological, radioactive, or toxic mater

Warranty and Repair Section 9 PACKING INSTRUCTIONS 1. Clean and decontaminate items to insure the safety of the handler. 2. Complete and include

Warranty and Repair Section 9 9.1 SOFTWARE UPGRADE PROCEDURE If necessary, the YSI Model 3200’s software can be upgraded using a computer with a s

Warranty and Repair Section 9 9.2 DISASSEMBLY/ASSEMBLY PROCEDURES Place the instrument face down on a padded surface for all procedures below. Case

Warranty and Repair Section 9 9.3 TEST AND VERIFICATION PROCEDURE Connect the YSI Model 3200 as shown in the Test and Verification Figure and foll

Warranty and Repair Section 9 Temperature Verification Temperature Cell Connector Pin 1 & 2 Input Resistance ** EX. TEMP Connector Input Resis

Warranty and Repair Section 9 Test and Verification Figure 3200’s 7-Pin Mini DIN Cell Connector Cell Thermistor 10K Ω@ 25 oC Conductivity Cell Cab

SECTION 10 ACCESSORIES AND REPLACEMENT PARTS YSI Item # Description Comments 3208 Power Supply, 115 VAC 3209 Power Supply, 240 VAC 003213 Ov

Accessories and Replacement Parts Section 10 10.1 YSI CONDUCTIVITY CELLS YSI 3200 series conductivity cells have a built in temperature sensor for

Accessories and Replacement Parts Section 10 10.2 STANDARD CALIBRATOR SOLUTIONS YSI manufactures NIST-traceable conductivity calibrator solutions

Introduction Section 1 1.3 CONTROLS FRONT PANEL The front panel of the instrument contains the display and keypad as shown below. OPERATION3200

Accessories and Replacement Parts Section 10 YSI, Incorporated Model 3200 66

APPENDIX A - SPECIFICATIONS Modes Conductivity Conductance Resistivity Resistance Salinity TDS Temperature

Specifications Appendix A Temperature Compensation Method Linear, nonlinear Ref. temp., °C 0 - 100 Temp. Coef. 0 - 10%/°C, nonlinear

APPENDIX B REQUIRED NOTICE This equipment generates and uses radio frequency energy and if not installed and used properly, may cause interference

Required Notice Appendix B YSI, Incorporated Model 3200 70

APPENDIX C - RS232 CONNECTIONS Serial Printer Connection To connect to a serial printer, use a 9-pin male to 25 pin male cable. 3200: 9 pin d-sub (m

RS232 Connections Appendix C YSI, Incorporated Model 3200 72

APPENDIX D TEMPERATURE CORRECTION DATA FOR TYPICAL SOLUTIONS A. Potassium Chloride** (KCl) Concentration: 1 mole/liter Concentratio

Temperature Correction Data for Typical Solutions Appendix D B. Sodium Chloride* (NaCl) Saturated solutions at all temperatures Concentration: 0

Temperature Correction Data for Typical Solutions Appendix D C. Lithium Chloride* (LiCl) Concentration: 1 mole/liter Concentration: 1 x 10-1 mol

Introduction Section 1 The 3200 has two main operating modes, Data and Operation. The current mode is displayed in the dark bar at the top right cor

Temperature Correction Data for Typical Solutions Appendix D E. Ammonium Chloride* (NH4Cl) Concentration: 1 mole/liter Concentration: 1 x 10-1 m

APPENDIX E - CONVERSION FACTORS TO CONVERT FROM TO EQUATION mhos Siemens Multiply by 1 mhos ohms 1/mho ohms mhos 1/ohm Feet Meters Multiply by

Conversion Factors Appendix E YSI, Incorporated Model 3200 78

APPENDIX F - GLOSSARY OF TERMS ampere (A) - SI unit of electric current; one coulomb per second. amplitude - The maximum deviation of an alternating

Glossary of Terms Appendix F OIML - Organisation Internationale de Métrologie Légale is a treaty organization for the harmonization of practical ap

Glossary of Terms Appendix F YSI Incorporated Model 3200 81

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Introduction Section 1 REAR PANEL The rear panel contains the connections for the power supply, cell, external temperature probe and RS232 serial po