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Toshiba L5232 manual 6F8A0917

Models: L5232

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6F8A0917

Note 1: If password is set, the password selection screen appears. For details, see 7.3.3, “Password Input.”

Note 2: If no operation is performed for one minute while the mode selection screen or the setting mode menu screen is displayed, the screen returns to the measurement screen

Note 3: There is not this screen to the converter before serial No.072320999.

There is not software version (V****) to the converter before version V0109.

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Toshiba L5232 manual 6F8A0917

Contents

Electromagnetic Flowmeter Converter LF232 Type 6F8A09176F8A0917 Nd Edition August First Edition JuneSafety symbols Explanation of signal wordsColor explanation Safety Precautions Safety Precautions for Installation and WiringWarranty and Limitation of Liability Safety Precautions for Maintenance and InspectionUsage limitation Handling Precautions Do not store or install the flowmeterHandling Precautions Table of Contents 6F8A0917 6F8A0917 Product Inspection Product Inspection and StorageStorage Features OverviewNames of Parts AppearanceInternal structure with converter cover opened Terminal block construction Installation Hands6F8A0917 How to Install the Converter Unit inch mmExample of Pipe Mounting From mains power WiringUrn off mains power before working on pipes Do not conduct wiring work with bare handsInstallation Cables Installation CablesExternal Connections 6F8A0917 Terminal Treatment of Cables Wiring MethodExcitation cable Connecting the input signal cable Terminal Treatment of Flow Rate Signal CablePower cable, current output cable and digital I/O cables Cable ConnectionConnection to Terminal Block 9a Wiring between Detector and Converter GroundingDifficult 10 Detector Grounding MethodDigital I/O Connections 11 Connection Example of Electromagnetic CounterWiring InstallationReplacing the LF230 Converter 12 How to Connect an Adjusting Capacitor Combination with an Existing Detector for Large Meter SizeReplacement of partially filled pipes type 6F8A0917 Operation 6F8A0917 Display and Controls Display and ControlsNames and Functions of Display and Controls Operation switch infrared switchLCD display Instructions Menu display Setting mode Functions of each switchMeasurement mode Counter in operaiton Resets the counterMeasured value display format Display FormatFlow velocity value and instantaneous flow rate display Total flow value display Total count displayTotal difference flow value display Percent display Custom unit displayError message / other message display Mode SwitchingFixed output display ENTER111 6F8A0917 Setting Mode Operation Moving to the menu displayTo return from the menu display to the measurement mode Checking or changing the setting values Password Input Mode switching flow when password is setExample of password input mode selection SET and password Totalizer Operation Example of totalizer operation Maintenance Menu Example to move to the maintenance menuSetting Menu List Return to measurement modeParameter Settings / Adjustment Parameter Setting ItemsExciting Current Value Parameters Check / ChangeChecking the exciting current value Changing the exciting current value Meter Size Checking the meter size of the detectorChanging the meter size of the detector 10,1/6,1/4 2.5 to 6 mm Exciting FrequencyChecking the exciting frequency 26 to 120 500 to 3000 mmChanging the setting value for exciting frequency Flow Direction Checking the flow directionSwitch Changing the flow directionPassword Setting Checking the passwordChanging the password Normal Indicating Unit Indicates the value in percent of the setting rangeChecking the normal indicating unit Currently set main indicating unit % in this example Changing the flow direction for total flow Coefficient of custom unit Custom UnitUnit string of custom unit Changing the coefficient of custom unit Checking the coefficient of custom unitProceed as follows to check the coefficient of custom unit Changing the unit string of custom unit Checking the unit string of custom unitProceed as follows to check the unit string of custom unit Span Value Range Range typeSpan value Unit of spanSetting sequence of span value range is shown below Span value range setting flowHysteresis Range 3 span value Checking each constantRange 2 span value Range 4 span valueChanging the range type Changing the span value Changing the hysteresis Checking the damping constant Damping ConstantProceed as follows to check the damping constant Changing the damping constant Checking the low cutoff value Low Cutoff valueProceed as follows to check the low cutoff value Changing the low cutoff value Current output setting function used when an alarm occurs Current Output Setting Used When an Alarm OccursChecking the current output value used when an alarm occurs Changing the current output value used when an alarm occurs Display low cut On/Off Checking whether the display low cut is On or OffChanging the display low cut On/Off setting Output low limit value Output Low Limit SettingChecking the output low limit value setting Proceed as follows to check the output low limit valueChanging the output low limit value setting Digital I/O Function Digital output state only when alarm output is setDigital output functions corresponding to each terminal Digital Input Function Digital Input control signal level Checking each setting for digital I/ODigital Output alarm state Digital OutputChanging each setting for digital I/O Digital Output alarm statusCount Rate Pulse Rate and Pulse Width Pulse width modeCount rate Pulse width Over SpecChanging the count rate Checking the count rate and pulse widthPulse width Changing the pulse width mode setting Changing the pulse width Preset count value Preset CounterPreset output function Checking the preset counter setting Changing the preset count valueChanging the preset output function 100High/low limit value Flow Rate High/Low limit AlarmHigh/low limit alarm On/Off 101Low-low limit alarm On/Off Checking the high/low limit alarm settingHigh-high limit alarm 102Changing the high/low limit alarm On/Off 103Changing the high/low limit value 104Checking the fluid empty alarm On/Off setting Fluid Empty AlarmSetting the fluid empty alarm 105Changing the fluid empty alarm On/Off setting 106Self-Diagnosis Function Self-diagnosis function On/Off setting107 Checking the self-diagnosis alarm setting Alarm output factor setting108 Changing the self-diagnosis function setting 109Rate-of-change limit value Checking the rate-of-change limit settingRate-of-Change Limit Value and Control Time Rate-of-change control timeChanging the rate-of-change limit setting 111Initial Settings When Shipped from the Factory 112113 Fixed Value Output Loop Check Fixed value output On/Off settingFixed output mode can be selected by the setting as follows Fixed current output valueFixed pulse output value Checking the fixed output function setting115 Changing the fixed output function 116Changing the fixed output constant 117Still Water Zero Adjustment Zero Adjustment118 119 Checking the zero offset adjustment value Zero Offset AdjustmentHow to calculate the zero offset value 120Changing the zero offset adjustment value 121Calibration Items Mag-Prover Calibration122 Checking the zero point Converter Check / Calibration1 0% Flow Rate Calibration Zero Calibration Calibrating the zero point124 2 50% Flow Rate CalibrationChecking the 50% flow rate value 50% flow rate value can be checked onlyCalibrating the span value 3 100% Flow Rate Calibration Span CalibrationChecking the span value 125126 Checking the Exciting Current ValueMonitor value of the exciting current can be checked Function Description 127Digital Input option Digital I/O SpecificationsDigital Outputs 128Totalizer and Pulse Output 129130 Totalizer operation using digital input signals 131Multi-Range Functions 132Single direction internal automatic switching, 4 ranges Output performance when multiple ranges are used133 134 Output when switched from Reverse toForward direction Direction Single direction external signal switching, 2 ranges 135136 Single direction external signal switching, 4 ranges 137138 Flow Rate High/Low Limit Alarm OutputFlow rate high/low limit alarm output performance Case of Single rangeCase of Multi-range setting 139140 Alarm output state described in 8.2.14 Digital I/O Function Fluid Empty Alarm OutputOutput when an alarm is generated 141Preset Counter Output Function 142Preset counter output performance 143144 145 Output example of one-shot pulse outputRemote Still Water Zero Adjustment 146Remote Selection of Fixed Value Output 147Converter Error Alarm Output 148Connection with the HHT terminal Communications Function149 150 Connection to the Converter Main UnitProcedure for Communication with HHT 151Use a shielded cable CVV-S, etc for wiring Wiring cableInterference on 4 to 20mA current signal Current output loadSetting error Diagnosis and AlarmsDiagnostic messages High/low limit alarmFluid empty alarm Process error alarm154 Self-diagnosis error 155Output When an Error or Alarm Occurs 156Maintenance and Inspection MaintenanceOperative life Check / Replacement of power supply unitProduct disposal 158Flow rate is not indicated Troubleshooting159 Flow rate indication is not correct 160Flow rate indication is not stable 161When switch operation is unable 162163 Principle of Operation= K × B × D × Q Detector Combined Specifications SpecificationsSpecifications 164165 Converter specifications 166167 168 Model Number Table 169170 Electromagnetic Flowmeter Converter LF232 Type Outline Drawing171 Gross mass approx lb8kg including a mounting plate172 FCF50017