Sharp R-480C Manuel d'instructions

Industrial Conductivity MeterHE-480CInstruction ManualCODE:M500772A(I1002576000A)

1 Overview41.1.2 Indicator lamps Mode display Status displayMeasurement lampLights up during the measurement mode.This lamp is turned OFF during the

1 Overview51.2 Operation modes and menusThis instrument has 3 operation modes and 5 menus in its major category. Operation modesMeasurement modeMeasu

1 Overview6 Modes and menus from the measurement modeMeasurement modePress the CAL key for a while.Refer to page 53Calibration modePress the MNT key

1 Overview71.3 SpecificationsProduct name Industrial conductivity meterModel HE-480CMeasurement methodElectrode type (2-electrode method)Cell constant

1 Overview8Temperature-compensated range0°C to 100°CAmbient temperature-5°C to 45°CRelative humidity 20% to 85% (without dew condensation)Storage temp

2 Installation92 Installation2.1 Installation environmentTo keep the instrument stable and reliable for use, install it in a place where the following

2 Installation102.2 Installation procedureMount the instrument on a control panel.The panel thickness should be 1.0 mm to 9.0 mm.Cut a square with dim

2 Installation11 Dismounting1.Remove the cables from the terminal block.Remove the fixtures one by one, and then the instrument body from the panel.2

2 Installation122.3 Connection2.3.1 Connecting the contact outputsz The contact capacity is 240 V AC 3 A or less, or 30 V DC 3 A or less.z If load noi

2 Installation132.3.2 Connecting the sensor cablePrecautions for handling the sensor cableThe conductivity sensor cable is highly insulated. Follow th

IntroductionThank you for your purchasing of our industrial conductivity meter HE-480C.This instruction manual describes the operation of the Industri

2 Installation142.3.3 Connecting the transmission output cableA signal of 4 mA to 20 mA DC corresponding to the measurement range is output.The maximu

2 Installation152.3.4 Connecting the power supplyAbout the power switchThis instrument has no power switch. Install a power switch or circuit breaker

3 Preparation163 PreparationWhen you start using the instrument for the first time after factory shipment or resetting it tofactory settings, be sure

3 Preparation17Reference temperature setting 5 to 95 (°C) 25Setting of TDS conversion coefficientWhen “tdS” has been set for the unit selection: 0.30

3 Preparation18Safety factor of USP criterial value for relay output 2 30 to 100 (%) 100Reverse output for relay 2 YES, no noSelection of upper or low

4 Measurement194 Measurement4.1 MeasurementPower on the conductivity meter with the preparation (see page 16) is completed, and theinstrument meter wi

4 Measurement20TipPress the MEAS key to return to the menu one tier up.To return to the basic setup menu from the setup screen, press the MEAS key rep

4 Measurement214.2.1 Sensor settingEnter the values found on the sensor label except the cable length. Label example: Cell constant selection1.Open t

4 Measurement22 Cell constant compensation coefficient setting1.Open the sensor setting menu referring to “ How to open basic setup menus”(page 19)

4 Measurement23 RTD resistance compensation setting1.Open the sensor setting menu referring to “ How to open basic setup menus”(page 19).The setup

Conformable DirectiveThis equipment conforms to the following directives and standards;FCC rules WARNINGThis equipment has been tested and found to c

4 Measurement244.2.2 Measurement condition Unit selectionSelect the unit for measurement values. 1. Open the measurement condition setting screen ref

4 Measurement25 Selection of calculation method for temperature compensationSelect the calculation method for temperature compensation. 1. Open the m

4 Measurement26 Temperature coefficient settingSet the temperature coefficient.A temperature coefficient is the value that shows the percentage of ch

4 Measurement27 Reference temperature settingSet the reference temperature. A reference temperature is the base temperature used when determining a t

4 Measurement28 What is TDS?The term TDS is an acronym for “Total Dissolved Solids”, representing the total amount ofsolids dissolved in a solution.

4 Measurement294.2.3 Display method Sub-display settingSelect the item to be displayed on the sub-display during measurement.1. Open the basic setup

4 Measurement30 Decimal place selectionSelect the decimal place (displayed digits) for displaying temperatures. 1. Open the basic setup menu and pres

4 Measurement314.2.4 Contact outputSet control actions for R1 and R2 respectively.This section explains the setup procedures using R1 as an example. S

4 Measurement32 Control targets and their available optionsMake the setting referring to the table shown below.Displayed options vary depending on th

4 Measurement33 Control target selectionSelect the control target of the contact output.1. Open the basic setup menu and press the UP/DOWN keys to di

Safety Policy● Meaning of signal words Notational conventions used in this manualNotes and cautions are described in the following styles in this man

4 Measurement34 What is the USP criterial value?The USP criterial value is the upper limit of conductivity without temperature compensationspecified

4 Measurement35 Reverse output settingSelect whether or not to invert the control output of the control target.1. Open the basic setup menu and press

4 Measurement36 Control method settingSelect the limit operation, upper or lower1. Open the basic setup menu and press the UP/DOWN keys to display th

4 Measurement37 Control width type settingSelect the control width type.1. Open the basic setup menu and press the UP/DOWN keys to display the contro

4 Measurement38 Control width settingSet the control widths. The procedures are different depending on the selected control widthtype.When the contr

4 Measurement39 Delay time setting for relay ONSet the alarm output duration from the start until the C-NO contact output turns ON (unit:seconds).1.

4 Measurement404.2.5 Transmission outputSet up the items related to transmission output.Table 6 Settings for transmission output Zero point of the t

4 Measurement41 Span point of the transmission output rangeSet the measured value corresponding to 20 mA is parallelized1. Open the basic setup menu

4 Measurement42 Hold valueSet the hold value to be used if preset hold is enable.1. Open the basic setup menu and press the UP/DOWN keys to display t

4 Measurement434.3 CalibrationThree types of calibration are provided, namely temperature calibration, adjustment ofconductivity zero point's com

Contents1 Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11.1 Components . . . . . . . . . . . . . . .

4 Measurement444.3.1 Temperature calibrationAdjust the temperature compensation value.Operation1.Dip the electrode into a solution of known temperatu

4 Measurement455. Press the ENT key.The compensation coefficient is updated. Now the adjustment for the compensationcoefficient of conductivity zero p

4 Measurement464.4 Control value setup menuThis menu allows you to change the following control-related settings while performingmeasurements in the m

4 Measurement47Operation1.Press the MNT key in the measurement mode.The sub-display shows “dFct”. (The measurement display keep showing a measured va

4 Measurement484.5 Security menuThis menu allows you two functions:Key lock, to prevent accidental operation; and password lock, to prevent illegal op

4 Measurement494.5.2 Password lockingThis function prevents illegal operation by unauthorized persons using the preset first andsecond passwords.Each

4 Measurement50Password Operation1.Hold down the UP key and DOWN keys at the same time in the measurement modeuntil “PASS” is shown on the main displ

4 Measurement514.6 User check menuThe user check menu allow you to check the instrument status, and to reset it to the default.Operate it from the use

4 Measurement52Relay operationCheck the operations of contact outputs R1 and R2.Checking the contact output R11.Press the UP/DOWN key to display “rLY

5 For More Accurate Measurements535 For More Accurate MeasurementsThis is the maintenance information to keep the precision of this instrument and to

5 For More Accurate Measurements. . . . . . . . . . . . . . . . . . . . 535.1 Daily calibration (calibration mode) . . . . . . . . . . . . . . . .

6 Troubleshooting546 Troubleshooting6.1 TroubleshootingProblems Causes or possibilities RemediesThe measurement readout is unstable.z Bubbles stick to

6 Troubleshooting556.2 Out of the measurement rangeWhen the measured value has exceeded the predefined measurement range, the sub-displayshows “oF” wi

6 Troubleshooting566.3 Error codeThe instrument is equipped with the function to display various error codes.Error codes are shown on the sub-display

6 Troubleshooting576.3.2 Remedies for error codesWhen an error code is displayed, take necessary actions in accordance with the table below.Error code

7 Parts list587 Parts list7.1 OptionsPart names Models Specifications Part codesSensorLeadESD -001L-SShort cell (cell length: 60 mm)Cell constant (0.0

7 Parts list597.2 ConsumablesDistribution type holderEFA-30ESD sensor (for short cells)Wetted material (PVC)Measured solution temperature (0°C to 50°C

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1 Overview11 Overview Outlinez IP65 (dust and water proof) panel.z Selectable sub-display items, including current temperature.z Concentrated control

1 Overview21.1 Components Front panel Terminal blockProhibitedDo not operate the keys or push the panel surface with a sharp object, such as the fin

1 Overview31.1.1 Operation keysOperation keys are used to switch displays, enter settings, and perform calibration, etc.You can change the value or it