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Summary of Contents for horiba F-71G
- Page 1 Instruction Manual 表紙は別途デザインの表紙とする COND METER DS-71...
- Page 2 HORIBA, Ltd., any malfunctioned or damaged Product attributable to responsibility of HORIBA, Ltd. for a period of one (1) year from the delivery unless otherwise agreed with a written agreement. In any one of the following cases, none of the warranties set forth herein shall be extended;...
- Page 3 REGULATIONS ■ Conformable Directive This equipment conforms to the following directives and standards: Directives: The EMC Directive 2004/108/EC The Low Voltage Directive 2006/95/EC Standards: [the EMC Directive] EN61326-1:2006 Class B, Basic requirements [the Low Voltage Directive] EN61010-1:2010(Ed.3.0) ● Installation Environment This product is designed for the following environment.
- Page 4 REGULATIONS ■ FCC Rules Any changes or modifications not expressly approved by the party responsible for compliance shall void the user's authority to operate the equipment. ● WARNING This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to part 15 of the FCC Rules.
- Page 5 SAFETY OPERATION ■ Hazard Classification and Warning Symbols Warning messages are described in the following manner. Read the messages and follow the instructions carefully. ● Hazard classification This indicates an imminently hazardous situation which, if not avoided, will result in death or serious injury. This signal word is to be limited to the most extreme situations.
- Page 6 SAFETY OPERATION ■ Safety Precautions This section provides precautions to enable you to use the product safely and correctly and to prevent injury and damage. The terms of DANGER, WARNING, and CAUTION indicate the degree of imminency and hazardous situation. Read the precautions carefully as it contains important safety messages.
- Page 7 SAFETY OPERATION ■ Product Handling Information ● Operational Precautions Do not drop, crash, or give any physical impact on the instrument. ● Do not immerse the instrument into alcohol, organic solvent, strong ● acid, strong alkaline, or the like. The instrument body contains ABS resin, acrylic resin, and some rubber parts.
- Page 8 MANUAL INFORMATION ■ Description in This Manual This interprets the necessary points for correct operation and notifies the important points for handling the instrument. This indicates the part of where to refer the information. HINT! This indicates reference information. MANUAL INFORMATION...
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Page 9: Table Of Contents
CONTENTS Chapter 1 About the DS-71 ..1 Chapter 2 Information of the DS-71 . . . 2 2.1 Measurement Items ..... . . 2 2.2 Packing List . - Page 10 CONTENTS 3.3.3 Calibration Value Printing ..... 42 3.4 Measurement ......43 3.4.1 Measurement Value Hold .
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Page 11: Chapter 1 About The Ds-71
Chapter 1 About the DS-71 Chapter 1 About the DS-71 The desktop type COND meter DS-71 is optimized for laboratory measurement, and allows you to measure conductivity, resistivility, salinity, and TDS. It provides a comfortable measurement environment with the design easy to wipe clean without roughness on the surface, and the free-standing electrode stand and the custom LCD for ease of measurement. -
Page 12: Chapter 2 Information Of The Ds-71
Chapter 2 Information of the DS-71 2.1 Measurement Items Chapter 2 Information of the DS-71 Measurement Items Measurement item DS-71 √ Conductivity √ Salinity √ Resistivity √ (Total Dissolved Solids) √ Temperature HORIBA... -
Page 13: Packing List
2.2 Packing List Packing List The DS-71’s package includes the following. Electrodes are required for the measurement in addition to this package. If you want to buy an electrode, contact HORIBA sales representative. Product Quantity Main unit Electrode stand Instruction Manual... -
Page 14: Names And Functions
Chapter 2 Information of the DS-71 2.3 Names and Functions Names and Functions 2.3.1 Names of Each Part Stand arm Display Stopper Stand base Operation key CH2 reference electrode CH2 measurement electrode CH2 temperature electrode Printer connector AC adapter connector HORIBA... -
Page 15: Display
Chapter 2 Information of the DS-71 2.3 Names and Functions Connector for USB communication with a personal computer 2.3.2 Display Electrode status icon Printer connecting icon Data memory icon Setting mode Error No., USB icon Data No., Date Temperature HOLD indicator Measuring parameter... -
Page 16: Operation Key
(except measurement values) Start/stops automatic data memory. POWER key Turns ON or OFF the power. Press the POWER key for 1 second or longer to turn ON the power, for 2 seconds or longer to turn OFF the power. HORIBA... -
Page 17: Measurement (Meas) Flow Chart
Chapter 2 Information of the DS-71 2.4 Measurement (MEAS) Flow Chart Measurement ( MEAS) Flow Chart COND measurement MODE key Resistivity measurement MODE key Salinity measurement MODE key TDS measurement MODE key DS-71... -
Page 18: Setting (Set) Flow Chart
ON, OFF ▲▼ key LCD Check, Printer Test, Auto Power Off Set- Maintenance tings, Day and Time Settings, Memory Data Deleting, Calibration Data Deleting, Number of Memory Data Display, Temperature Calibra- ▲▼ key tion, Setting Value Initialization, Password Set- tings HORIBA... -
Page 19: Data (Data) Flow Chart
Chapter 2 Information of the DS-71 2.6 Data (DATA) Flow Chart Data ( DATA) Flow Chart Data memory ▲▼ key Data display ▲▼ key DS-71... -
Page 20: Chapter 3 Basic Operation
Chapter 3 Basic Operation 3.1 Preparation Chapter 3 Basic Operation Preparation 3.1.1 Assembling the Electrode Stand Attach the stand shaft to the stand base. Attach the stopper and the stand arm to the stand shaft. Stand shaft Stand arm Stopper Stand base HORIBA... -
Page 21: Electrode Connection
Chapter 3 Basic Operation 3.1 Preparation 3.1.2 Electrode Connection CH2 reference electrode CH2 measurement electrode CH2 temperature electrode ● Electrode connector Insert the groove of electrode plug by fitting it with the socket pin of the instrument. If the pin and groove are misaligned, do not insert the plug with force. -
Page 22: Connecting The Power Source
If the temperature connector is unconnected or the connection is wrong, the MTC set temperature is displayed as the sample temperature. 3.1.3 Connecting the Power Source Insert the AC adapter cable by fitting with the connector socket of in the instrument. AC adapter connector HORIBA... -
Page 23: Connecting And Setting The Printer
Chapter 3 Basic Operation 3.1 Preparation ・ Do not insert the cable with force when the connectors do not match. ・ Attach the provided ferrite core to the AC adapter cable. 3.1.4 Connecting and Setting the Printer ● Connecting the Printer Insert the printer cable by fitting with the connector socket of the instrument. -
Page 24: Connecting The Personal Computer
If you change the transfer formats, power OFF both of the instrument and the personal computer once, and then turn on them again. ・For the details of communication commands, register with our website and see the free download page of manuals. HORIBA... -
Page 25: Settings
Chapter 3 Basic Operation 3.2 Settings Settings This section describes the procedures of the instrument condition settings for measurement, calibration, and maintenance. The settings apply when you press the MEAS key to return to the measurement screen. If you press the SET key during setting or after pressing the ENTER key, the settings are cancelled. - Page 26 If the sensor is not connected, the set value for MTC (default: 25°C) is displayed. In Manual Temperature Compensation (MTC), the tem- perature sensor of the electrode is not used, and the solution temperature is entered manually. HORIBA...
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Page 27: Auto Data Memory Setting
Chapter 3 Basic Operation 3.2 Settings 3.2.2 Auto Data Memory Setting Data memory can be performed automatically at a regular interval. Press the SET key on the measurement screen, and press the ▲ or ▼ key to enter the auto data memory setting screen. -
Page 28: Sample Id Setting
Press the ENTER key to enter the sample ID change screen. Press the key to select digit and press the ▲ or ▼ key to change value, and press the ENTER key. Setting range: 0 to 9999 HORIBA... -
Page 29: Conductivity Unit Setting
Chapter 3 Basic Operation 3.2 Settings 3.2.4 Conductivity Unit Setting Select the unit of electric conductivity measurement among S/cm, S/m, and mS/cm . When mS/cm is selected, the unit is fixed to mS/cm. Press the SET key on the measurement screen, and press the ▲... -
Page 30: Conductivity Temperature Coefficient Setting
Press the key to change ON or OFF, and press the ENTER key. Press the key to select digit and press the ▲ or ▼ key to change value, and ENTER key. Setting range: 0.00% to 10.00% HORIBA... -
Page 31: Conductivity Cell Constant Setting
Chapter 3 Basic Operation 3.2 Settings 3.2.6 Conductivity Cell Constant Setting Set the cell constant of electrode (Setting range: 0.700 to 1.300). When using a electrode for the instrument for the first time, set the cell constant written on the label of the electrode. -
Page 32: Salinity Unit Setting
Press the SET key on the measurement screen, and press the ▲ or ▼ key to enter the salinity unit setting screen. Press the ENTER key to enter the salinity unit change screen. PPT or %, and Press the key to select press the ENTER key. HORIBA... -
Page 33: Auto Printer Setting
Chapter 3 Basic Operation 3.2 Settings 3.2.8 Auto Printer Setting You can set automatic printout when a printer is connected. When this setting is ON, automatic printout is executed at the following occasions. ・You perform data memory during measurement. ・Calibration or check is completed in the calibration mode. -
Page 34: Maintenance
Press the SET key on the measurement screen, and press the ▲ or ▼ key to enter the maintenance screen. Press the ENTER key to enter the maintenance item selecting screen. Press ENTER key to indicate the all LCD. HORIBA... - Page 35 Chapter 3 Basic Operation 3.2 Settings Press the ENTER key to return to the maintenance item selecting screen. ● Printer Test You can check the printer connection and printout operation. Press the SET key on the measurement screen, and press the ▲ or ▼ key to enter the maintenance screen.
- Page 36 OFF automatically. Press the SET key on the measurement screen, and press the ▲ or ▼ key to enter the maintenance screen. Press the ENTER key to enter the maintenance item selecting screen. HORIBA...
- Page 37 Chapter 3 Basic Operation 3.2 Settings Press the ▲ or ▼ key to enter the auto power off setting screen. Press the ENTER key to enter the auto power off change screen. Press the key to change ON or OFF, and press the ENTER key.
- Page 38 Press the ▲ or ▼ key to enter the date setting screen. Press the ENTER key to enter the year setting screen. Press the key to select a digit and press the ▲ or ▼ key to change the value, and then press the ENTER key. HORIBA...
- Page 39 Chapter 3 Basic Operation 3.2 Settings Press the key to select a digit and press the ▲ or ▼ key to change the value for month and day setting, and then press the ENTER key. Press the key to select a digit and press the ▲...
- Page 40 Press the ENTER key to enter the memory data clear (Yes/No) screen. Press the key to select Yes, and press ENTER key to delete the memory data. When the deletion is completed, "End" is displayed. Press the ENTER key to return to the memory data clear screen. HORIBA...
- Page 41 Chapter 3 Basic Operation 3.2 Settings ● Calibration Data Clearing You can delete the calibration data of conductivity and salinity to initialize them. Note that this operation is irreversible. Press the SET key on the measurement screen, and press the ▲ or ▼ key to enter the maintenance screen.
- Page 42 Press the ENTER key to enter the calibration data deleting (Yes/No) screen. Press the key to select Yes, and press ENTER key to delete the calibration data. When the deletion is completed, "End" is displayed. Press the ENTER key to return to the calibration data clear screen. HORIBA...
- Page 43 Chapter 3 Basic Operation 3.2 Settings ● Number of Memory Data Display The number of memory data saved in the instrument is displayed. You can store up to 999 data. Press the SET key on the measurement screen, and press the ▲ or ▼ key to enter the maintenance screen.
- Page 44 ▲ or ▼ key to enter the maintenance screen. Press the ENTER key to enter the maintenance item selecting screen. Press the ▲ or ▼ key to enter the temperature cali- bration screen. Press the ENTER key to enter the temperature dis- play value change screen. HORIBA...
- Page 45 Chapter 3 Basic Operation 3.2 Settings Press the key to select a digit and press the ▲ or ▼ key to change the value, and then press the ENTER key to return to the temperature calibra- tion screen. ● Setting Initialization The settings are initialized.
- Page 46 Press the ENTER key to enter the initializing set- tings (Yes/No) screen. Press the key to select Yes, and press ENTER key to initialize the settings. The initializing is complete when "End" is displayed. Press the ENTER key to return to the initializing set- tings screen. HORIBA...
- Page 47 Chapter 3 Basic Operation 3.2 Settings ● Password Setting This function prevents an unauthorized person from tam- pering the date of measurement data, or operating acci- dentally to change settings, delete memory data, etc. Press the SET key on the measurement screen, and press the ▲...
- Page 48 ENTER key to return to the password change screen. Setting range: 0000 to 9999 If this setting is ON, password entry is required when you power ON the instrument. Enter the password and press the ENTER key. If you forget the password, contact HORIBA sales representative. HORIBA...
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Page 49: Calibration
Chapter 3 Basic Operation 3.3 Calibration Calibration 3.3.1 Conductivity Calibration The cell constant of the electrode may change according to the using conditions. The recommended calibration of the cell constant is approximately once a year. The calibration updates the cell constant to be appropriate for the current electrode. -
Page 50: Salinity Calibration
Press the CAL key to enter the salinity calibration screen. Press the key to select digit and press the ▲ or ▼ key to change value, to set the value of the desired standard solution. HORIBA... - Page 51 Chapter 3 Basic Operation 3.3 Calibration Check the stable indication value, and press the CAL key. The HOLD indicator blinks until the reading stabilizes. When the reading stabilizes, the HOLD indicator lights up and the reading is held. After the calibration is completed, press the MEAS key to return to the measurement screen.
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Page 52: Calibration Value Printing
COND calibration ① Instrument model ① ② Serial number ② ③ Cell constant ③ Calibration data ④ ④ ● Printing at salinity calibration ① Instrument model ① ② Serial number ② ③ Calibration coefficient ③ Calibration data ④ ④ HORIBA... -
Page 53: Measurement
Chapter 3 Basic Operation 3.4 Measurement Measurement 3.4.1 Measurement Value Hold The instrument can hold the measurement value automatically when it judges that the value is stable. Press the MEAS key when the instantaneous value is displayed in the instantaneous measurement, and the HOLD indicator blinks. -
Page 54: Measurement Items Changing
Chapter 3 Basic Operation 3.4 Measurement 3.4.2 Measurement Items Changing When the MODE key is pressed, measurement item can be changed. COND measurement MODE key Resistivity measurement MODE key Salinity measurement MODE key TDS measurement MODE key HORIBA... -
Page 55: Auto Data Memory
Chapter 3 Basic Operation 3.4 Measurement 3.4.3 Auto Data Memory The instrument can perform data memory automatically at a regular interval. Refer to "3.2.2 Auto Data Memory Setting" P.17 for the setting operations. If the auto power off setting is ON, it is temporarily OFF while this function is active. -
Page 56: Measurement Value Printing
At HOLD: AUTO ① Instant value: INST Temperature ② ② compensation setting ③ At Manual mode: MTC ④ ⑤ At Auto mode: ATC Sample ID ③ ⑥ Instrument model ④ ⑦ Serial number ⑤ Cell constant ⑥ Temperature coefficient ⑦ HORIBA... - Page 57 Chapter 3 Basic Operation 3.4 Measurement ● S alinity measurement mode HOLD condition ① At HOLD: AUTO ① Instant value: INST Temperature ② ② compensation setting ③ ④ At Manual mode: MTC ⑤ At Auto mode: ATC ⑥ Sample ID ③...
- Page 58 HOLD condition ① At HOLD: AUTO Instant value: INST ① Temperature ② compensation setting ② At Manual mode: MTC ③ ④ At Auto mode: ATC ⑤ Sample ID ③ ⑥ Instrument model ④ Serial number ⑤ Temperature coefficient ⑥ HORIBA...
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Page 59: Data Operation
Chapter 3 Basic Operation 3.5 Data Operation Data Operation 3.5.1 Data Memory of Measurement Value Measurement data can be stored into the instrument memory. Refer to "3.4.3 Auto Data Memory" P.45 for automatic data memory. Press the DATA key to enter the data operation screen. -
Page 60: Memory Data Display
Press the ▲ or ▼ key to enter the memory data dis- play screen. The latest data is displayed. Press the key to switch between date display and DATA No/ID No. display. Press the ▲ or ▼ key to search past data. HORIBA... -
Page 61: Memory Data Printing
Chapter 3 Basic Operation 3.5 Data Operation 3.5.3 Memory Data Printing The memory data can be printed out. Display the memory data referring to "3.5.2 Memory Data Display" P.50. Press the ENTER key. The displayed measurement data is printed out. ●... - Page 62 Memory number ① ① HOLD condition ② At HOLD: AUTO Instant value: INST ② Temperature ③ ③ compensation setting ④ At Manual mode: MTC ⑤ At Auto mode: ATC ⑥ Sample ID ④ Instrument model ⑤ Serial number ⑥ HORIBA...
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Page 63: Chapter 4 Maintenance And Troubleshooting
Chapter 4 Maintenance and Troubleshooting 4.1 Conductivity Electrode Maintenance Chapter 4 Maintenance and Troubleshooting This chapter explains the daily maintenance operations and error messages. Daily maintenance is vital in assuring accurate measurement and preventing breakage from occurring. If electrode maintenance is neglected, it may cause various problems and erroneous measurements. -
Page 64: Troubleshooting
Data memory over The number of the memory data exceeds the limit of the memory. 0011 Cell constant out of COND: The c ell constant is out of the range automatic calculation range. 000E Key operation Key operation is invalid. ERROR HORIBA... - Page 65 If the same error occurs again after the power ON. countermeasure is performed, contact HORIBA sales representative. The internal IC is Contact HORIBA sales representative. defective. ● ERROR No.0003 Unstable reading ERROR Definition The electric potential does not stabilize within three minutes.
- Page 66 The printer is Replace the printer. defective. If the same error occurs again after the countermeasure is performed, contact HORIBA sales representative. ● ERROR No.0010 Data memory over Definition The number of the memory data exceeds the limit of the memory.
- Page 67 Key operation is invalid. Cause Countermeasure Loose connection or Disconnect and reconnect the AC breaking of keys adapter, and press the ON/OFF key 10 seconds later. If the same error occurs again after the countermeasure is performed, contact HORIBA sales representative. DS-71...
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Page 68: More Troubleshooting
Countermeasure There is a motor or Measure at a place where no influence other device caus- from induction is given. ing electrical inter- Ground all AC-powered equipment ference. The electrode is Connect the electrode correctly. not connected cor- rectly. HORIBA... - Page 69 Disconnect and reconnect the AC invalid. adapter, and press the ON/OFF key 10 seconds later. If the same error occurs again, seek repairs at contact HORIBA sales representative. The electrode con- Turn the power OFF, then turn it back ON nector is not again.
- Page 70 If it is 50 kΩ or more at of the electrode is room temperature, replace the electrode. broken or shorted. The connection of Insert the temperature connector firmly. the temperature connector is failed. The instrument is Contact HORIBA sales representative. defective. HORIBA...
- Page 71 Chapter 4 Maintenance and Troubleshooting 4.2 Troubleshooting Cause Countermeasure The settings of the Initialize the settings referring to " ● temperature cali- Setting Initialization" P.35. bration is failed. ● Printout is not made even when a printer is connected. Check the following points. ・...
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Page 72: Chapter 5 Specifications
Measuring Cell constant 10 m √ range 0.0 µS/m to 1.999 S/m Conductivity Cell constant 1000 m 0.00 mS/m to 199.9 S/m Display √ 0.05% of full scale resolution √ Repeatability ±0.5% ±1 digit of full scale HORIBA... - Page 73 Chapter 5 Specifications 5.1 Specifications Measuring Item Description DS-71 object Measuring Conversion from √ principle conductivity value Cell constant 100 m 0.00 Ω•m to 199.9 kΩ•m Measuring Cell constant 10 m √ range 0.0 Ω•m to 1.999 MΩ•m Resistivity Cell constant 1000 m ...
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Page 74: Default Settings
(ATC) Manual temperature 25°C compensation value Auto power off Common Sample ID 0000 settings Calibration interval Password Auto data memory Auto print Unit ° Temperature coefficient 2.00%/ C (ON) Conductivity Cell constant × 100 1.000 Salinity Unit HORIBA... -
Page 75: Options
Chapter 5 Specifications 5.3 Options Options This section lists spare and optional parts for the instru- ment. These parts are possible through HORIBA distributors. Place an order specifying their names, and part numbers. Part name Part number Remarks AC adapter,... - Page 77 For any question regarding this product, please contact your local agency, or inquire from the Customer Registration website (http://www.horiba.com/register) 1st edition: October 2011 CODE: GZ0000260899...
- Page 78 表紙は別途デザインの表紙とする...
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