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TEXIO LSC Series Instruction Manual

High power electronic load
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HIGH POWER ELECTRONIC LOAD
LSC402-151
LSC502-151
LSC602-151
INSTRUCTION MANUAL
LSC SERIES
LSC402-601
LSC502-601
LSC602-601
B71-0526-01
LSC402-122
LSC502-122
LSC602-122

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  • Page 1 INSTRUCTION MANUAL HIGH POWER ELECTRONIC LOAD LSC SERIES LSC402-151 LSC402-601 LSC402-122 LSC502-151 LSC502-601 LSC502-122 LSC602-151 LSC602-601 LSC602-122 B71-0526-01...

  • Page 2: Table Of Contents

    CONTENTS USING THE PRODUCT SAFELY ························································ Ⅰ-Ⅳ 1. GETTING STARTED ............... 1 1-1. LSC Series Introduction ............ 1 1-1-1. Main features ..................1 1-1-2. Protection function ................. 2 1-2. Accessories ..............3 1-3. Description of operating mode ........... 6 1-3-1. CC mode ....................6 1-3-2.
  • Page 3 3-3. Current monitor terminal ..........34 3-4. Analog voltage input terminal .......... 35 3-5. Master-slave control connector ........36 3-6. Communication interface slot .......... 36 3-7. Fuse ................36 3-8. AC power input terminal ..........36 4. Setup ................... 37 4-1.
  • Page 4 10-14-1. Measuring battery capacity with Batt test ........113 10-15. SEQUENCE LOAD test example ......... 115 11. LSC specifications ............. 116 11-1. Default Settings............116 11-2. LSC series Specifications ..........119 11-2-1. LSC402-151..................119 11-2-2. LSC502-151..................122 11-2-3. LSC602-151..................125 11-2-4.
  • Page 5 Even if there is a description attached to the instruction manual, it may not be attached. The latest version of the instruction manual is posted on our website (https://www.texio.co.jp/download/). ■ About firmware version The contents described in this document apply to LSC series main unit firmware version 2.03 or higher.

  • Page 7: Using The Product Safely

    USING THE PRODUCT SAFELY ■ Preface To use the product safely, read this instruction manual to the end. Before using this product, understand how to correctly use it. ask us or If you read this manual but you do not understand how to use it, your local dealer.
  • Page 8 USING THE PRODUCT SAFELY WARNING ■ Do not remove the product's covers and panels Never remove the product's covers and panels for any purpose. Otherwise, the user's electric shock or a fire may be incurred. ■ Warning on using the product The warning items given below are to avoid danger to the user's body and life and avoid the damage and deterioration of the product.
  • Page 9 USING THE PRODUCT SAFELY WARNING ■ Warning item on installation environment ● Operating temperature Use the product within the operating temperature indicated in the rating column. If the product is used with the vents of the product blocked or in high ambient temperatures, a fire may occur.
  • Page 10 USING THE PRODUCT SAFELY CAUTION ■ Input/output terminal Maximum input to the input terminals is specified to prevent the product from being damaged. Do not supply input, exceeding the specifications that are indicated in the "Rating" or "Caution on use" column in the instruction manual of the product.

  • Page 11: Getting Started

    1. GETTING STARTED LSC series electronic load appliances are designed for DC power and battery testing, evaluation, and burn-in. LSC series electronic load appliances can be controlled locally on the front panel or remotely by a computer via GPIB / RS232 / USB / LAN. Discharge modes include constant current (CC) mode, constant resistance (CR) mode, constant voltage (CV) mode, and constant power (CP) mode.

  • Page 12: Protection Function

    Short, OCP, OPP test modes. ・ There is protection against voltage, current, power and temperature. 1-1-2. Protection function The protection functions of the LSC series electronic load devices are as follows. Overvoltage When the LSC series is in the overvoltage applied state and protection the OVP circuit is activated, the load is turned off.

  • Page 13: Accessories

    LSC series are reverse voltage connected. When the input of the LSC series is connected in reverse voltage, a reverse current that cannot be controlled by the LSC series flows.
  • Page 14 PTV1-12 SLS10B An insulating cover is attached to the conductive part at the tip of SLS10B. When the SLS10B is inserted into the V sense terminal, this cover will slide and the V sense terminal and SLS10B will be in a conductive state.
  • Page 15 Optional accessories Description PEL-023 RS-232C interface board PEL-022 GP-IB interface board PEL-025 USB interface board PEL-024 LAN interface board GTL-232 RS-232C cable GTL-246 USB cable、1.2m GEL-248 GP-IB cable、2m GEL-250 GP-IB cable、1m...

  • Page 16: Description Of Operating Mode

    1-3-1. CC mode Description Constant current (CC) mode is a discharge mode that can be used with a voltage source. The LSC series flows the load current of the set current value regardless of the input voltage. Load current Setting current Input voltage 1-3-2.

  • Page 17: Cv Mode

    Constant power (CP) mode is a discharge mode that can be used with a voltage source. The LSC series controls the load current by dividing the set power by the input voltage. Load current = Setting power / Input voltage...

  • Page 18: Slew Rate

    1-3-5. Slew rate Description For the LSC series, the rising and falling slew rates of the load current can be set. The slew rate is the amount of change in current over time and the unit is “A/s”. The timing at which the load current flows at the set slew rate is when there is a change in the load setting such as LOAD ON / OFF and dynamic mode.

  • Page 19: Dynamic Mode

    10% -90% change in the load current. The time difference between the estimated time and the actual time is small. The Slew rate in the dynamic mode of the LSC series is a specification when the load state change amount is 30% or more of the rated current.
  • Page 20 Dynamic mode frequency :1 / (T high + T low) Duty cycle: T high / (T high + T low) The maximum operating frequency for dynamic mode of the LSC series is 50kHz. Set “T high” and “T low” so that the following formulas are satisfied.
  • Page 21 20us). However, the frequency of dynamic mode is 25kHz (= 1 / (20us + 20us)). Note The LSC series can operate dynamically using the analog voltage input terminal. For details, refer to "3-4. Analog voltage input terminal". For CC mode For the purpose of improving the slew rate waveform quality, when the high load level is greater than 0.08% of...

  • Page 22: Operating Range

    1-4. Operating range 1-4-1. LSC402-151, LSC502-151, LSC602-151 LSC402-151 Rated input voltage 150Ⅴ 4kW power curve Minimum operating voltage Rated load current 10Ⅴ 0.7Ⅴ 26.67A 400A LSC502-151 Rated input voltage 150Ⅴ 5kW power curve Minimum operating voltage Rated load current 10Ⅴ 0.7Ⅴ...

  • Page 23: Lsc402-601, Lsc502-601, Lsc602-601

    1-4-2. LSC402-601, LSC502-601, LSC602-601 LSC402-601 Rated input voltage 600Ⅴ 4kW power curve Minimum operating voltage Rated load current 14.29Ⅴ 10Ⅴ 6.67A 280A LSC502-601 Rated input voltage 600Ⅴ 5kW power curve Minimum operating voltage Rated load current 14.29Ⅴ 10Ⅴ 8.33A 350A LSC602-601 Rated input voltage 600Ⅴ...

  • Page 24: Lsc402-122, Lsc502-122, Lsc602-122

    1-4-3. LSC402-122, LSC502-122, LSC602-122 LSC402-122 Rated input voltage 1200Ⅴ 4kW power curve 1000Ⅴ Minimum operating voltage Rated load current 25Ⅴ 15Ⅴ 160A LSC502-122 Rated input voltage 1200Ⅴ 5kW power curve 1000Ⅴ Minimum operating voltage Rated load current 25Ⅴ 15Ⅴ 2.5A 200A LSC602-122 Rated input voltage...

  • Page 25: Front Panel

    2. Front panel ⑧ ② ③ ④ ⑤ ⑥ ⑦ ① Power switch Refer to "2-1. Power switch". LCD display Refer to "2-2. LCD display". Function keys Refer to "2-3. Function keys". Auto sequence keys Refer to "2-4. Auto sequence keys". Memory keys Refer to "2-5.

  • Page 26: Power Switch

    LSC series. In various settings or AUTO Sequence, the setting items are displayed. Normal display This display shows the voltage input to the LSC series content input terminal. Note If the V sense terminal is connected to the device under test (DUT), the displayed voltage value will be the voltage value of the DUT.
  • Page 27 While the "REM" indicator is lit, it cannot be set manually on the front panel. 11. LAN indicator When the LSC series is controlled by LAN via a PC, the "LAN" indicator lights up. 12. USB indicator When the LSC series is controlled by USB via a PC, the "USB"...

  • Page 28: Function Keys

    CV mode Note When using the LSC series in CV + C limit and CV + P limit modes, set the values in CC mode and CP mode, then operate the "Limit key" and set the voltage with the "Add.CV" parameter.

  • Page 29: Preset Key

    2-3-3. Preset key Operate this key to set and check the load value of the LSC series. Press the Preset key, the LED indicator on the Preset key will light up. Press the PRESET key while the LED indicator is on, the LED Preset indicator will turn off.

  • Page 30: Dyn/Sta Key

    2-3-4. DYN/STA key The LSC series switches between static mode and dynamic mode each time the DYN / STA key is pressed. Dynamic mode is possible in CC, CR and CP modes. When the DYN/STA key is operated and the STATIC indicator on the LCD display lights, the LSC series is in static mode.

  • Page 31: Range Key

    Low load level. Note For the setting specifications of each parameter, refer to the dynamic mode items and surge test items in “11-2. LSC series Specifications”. 2-3-6. Range key The Range key can only be operated in CC mode. Press the Range key to switch between RANGE II and AUTO.

  • Page 32: Level Key

    2-3-7. Level key Pressing the Level key in static mode switches the preset value (High and Low load level) for each discharge mode. When the Level indicator High on the LCD display lights up, the preset value High load level is selected. When the Level indicator Level Low lights, the preset value Low load level is selected.
  • Page 33 Set ON / OFF. When set to ON, NG is displayed on the display when the discharge status of the LSC series exceeds V_Hi / Lo, I_Hi / Lo, W_Hi / Parameter setting is completed by operating the Limit key.

  • Page 34: Conf Key

    In CR mode, set the V_Hi and V_Lo voltages and turn NG ON. High Load input voltage Resistance Load Current In CV mode, set the I_Hi and I_Lo currents and turn NG ON. High Load Load input Current Load Input Voltage Voltage In CP mode, set W_Hi and W_Lo power and turn NG ON.
  • Page 35 LOAD Set the voltage to turn on. The unit is "V". LDon When the LSC series is in the LOAD on state and the voltage value from the rear V sense input terminal or rear DC input terminal becomes higher than the LDon voltage, a load current flow.

  • Page 36: System Key

    2-3-10. System key Operate the SYSTEM key to set the GPIB address, RS232 baud rate, various setting states of the LSC series when the power is turned on, the judgment buzzer sound at the end of AUTO Sequence, and master-slave parallel operation.
  • Page 37 Each time the System key is pressed, the center and right 5-digit LCD displays change. Each setting is set using the number keys, System rotary knob, and arrow keys.
  • Page 38 Set the baud rate to 9.6k, RS232 19.2k, 38.4k, 57.6k, or bAUd 115.2k. The unit is "bps". The LSC series can save 150 types of various setting WAKE UP states to the memory in the LSC series. When the power is turned...

  • Page 39: Local Key

    Recall numbers in various setting states. Press the Recall key. Set the numbers of various setting states in the range 0-150. After that, press the ENTER key, the LSC series will be in various setting states of the setting number.

  • Page 40: Store Key

    Be careful not to short the DUT when recalling the LOAD ON configuration state. 2-5-2. Store key Press the Store key to save various setting states to the LSC series with an arbitrary number of 1-150. Store Use the number keys, rotary knob, and arrow keys to set the numbers in various setting states.

  • Page 41: Rotary Knob And Arrow Keys

    2-8. Rotary knob and arrow keys Rotary knobs and arrow keys are used to increase or decrease the set value. Turn the rotary knob clockwise or press the up arrow key to increase the setting. Turn the rotary knob counterclockwise or press the down arrow key to decrease the set value.

  • Page 42: Rear Panel

    3. Rear panel ③ ④ ⑤ ⑥ ⑦ ⑧ ② ① DC input terminal Refer to "3-1. DC input terminal". V sense terminal Refer to "3-2. V sense terminal". Current monitor terminal Refer to "3-3. Current monitor terminal". Analog voltage input Refer to "3-4.

  • Page 43: Sense Terminal

    SENCE “ON” setting When the DUT and LSC series are connected for remote sense, the voltage display of the LSC series will be the DUT output. If the DUT and LSC series are not connected for remote sense, the LSC series will not detect the DUT output terminal voltage.

  • Page 44: Current Monitor Terminal

    The negative electrode side of this terminal is connected to the LSC series LOAD-terminal in a circuit. If the input terminal of this unit is grounded or the output of the grounded DUT is connected to this input terminal, the input terminal of the LSC series may be short- circuited. Drain...

  • Page 45: Analog Voltage Input Terminal

    When using only this pin to operate the set value of each discharge mode, set the set value in the LSC series to CC 0A and CP 0W. Polarity is displayed on this terminal, and the voltage value that can be input is 0-10V.

  • Page 46: Master-Slave Control Connector

    Install the optional communication interface. For details, refer to "9-1. Interface configuration". 3-7. Fuse Description LSC series AC fuse. For details, refer to "4-1. Power supply voltage check and AC fuse". 3-8. AC power input terminal Description Install the AC power cable.

  • Page 47: Setup

    WARNING 4-2. Necessity of grounding Description The central pin of the LSC series AC power input terminal is connected to the LSC series chassis. Attach the attached power cord to the LSC series and ground the ground terminal on the outlet side to ground the LSC series chassis.

  • Page 48: Connection To Dc Input Terminal

    C=100uF R=10Ω If necessary, attach an oscillation countermeasure component (C and R are connected in series) to the LSC series DC input terminal. Voltage is input from EUT to the DC input terminal of the LSC series. Attach the terminal cover so that it does not come in WARNING contact with the DC input terminal.

  • Page 49: Connection To V Sense Terminal

    This terminal is susceptible to noise. Do not leave a distance between the remote sense (red and black) wires connected to the V sense terminal of the LSC series. It is recommended to twist the remote sense line in the blue part of the above figure.

  • Page 50: Connection To Analog I / O Terminal

    DC input terminal of the LSC series may be short-circuited and the LSC series may fail. Even if the LSC series is in the LOAD off state, if a voltage is applied to this terminal, the LSC series will operate to pass the load current.

  • Page 51: Communication Interface

    WARNING To use the communication interface, it is necessary to set the LSC series and install the driver and application on the PC. USB and LAN drivers and applications can be downloaded from our website.

  • Page 52: Effect Of Load Line Inductance Component

    The load line has inductance. Due to the sudden change in load current, a large voltage is generated across the load line. This voltage is applied to the LSC series DC input terminals. The voltage generated by the inductance of the load line and the change in load current is expressed by the following equation.

  • Page 53: Rack Mount Kit Installation

    (8 locations) on the front of the device from the left and right with flat head screws (#8-32 L=5/16). By attaching a rack mount kit to the LSC series, it can be mounted in a rack. The LSC series is a heavy item, so the rack requires rails, etc.

  • Page 54: Description Of Master-Slave Parallel Operation

    4-8, 11 and the chassis. 5-3. Load line connection Connect the load lines so that the voltage drop between the DC input terminal and DUT output of each LSC series (master machine and slave machine) is as equal as possible.

  • Page 55: Remote Sense Line Connection

    -OUT For the remote sense (red and black) wires connected to the V sense terminal of each LSC series, it is recommended to twist the remote sense wire in the blue part in the above figure. 5-5. Power Switch ON / OFF...

  • Page 56: Display Of Master Machine And Slave Machine

    5-6. Display of master machine and slave machine Master The current and power display is total current and total power. The preset values (setting values for each discharge mode) displayed by pressing the Preset key are also the total current and total power. The voltage is displayed only on the master machine.

  • Page 57: Basic Operation Method

    Select discharge Mode mode When operating the LSC series in CV + C limit mode, set it to CC mode. When operating the LSC series in CV + P limit mode, set it to CP mode. Refer to “2-3-1. MODE key”.

  • Page 58: Dynamic Mode

    Refer to “10-6. CV+C limit mode” and “10-7. CV+P limit mode” for the activity of this mode. 6-2. Dynamic mode Operation Description Operate the Mode key to select the LSC series discharge mode. Three types of discharge Select discharge Mode modes, CC, CR, and CP modes, can be mode selected.
  • Page 59 Operate the “DYN / STA key” to turn the “DYN / STA key” from the off state to the on state. With Dynamic mode the “DYN / STA key” lit, the LSC series will operate dynamically. Refer to “2-3-4. DYN/STA key”...

  • Page 60: Test Functions Description And Operation

    7. Test functions description and operation The LSC series has a test function for Short, OCP, OPP, BMS, Batt and Surge. 7-1. Short test In this test, in order to confirm the short-circuit protection operation of the UUT, the LSC series operates so as to pass the maximum load current. This test confirms that the output voltage of the UUT is between the upper limit voltage threshold (V_Hi) and the lower limit voltage threshold (V_Lo).

  • Page 61: Ocp Test

    For the setting specifications of each parameter, refer to the Short test items in “11-2. LSC series Specifications”. 7-2. OCP test In this test, the load current is gradually increased in order to verify the overcurrent protection operation of the UUT.
  • Page 62 Description When the test is started, the LSC series will try to flow current stepwise from the start current (ISTAR) to the end current (ISTOP) as indicated by the dotted red line. The current increase is performed every 100ms (TSTEP), and the current increases at the current value set in "ISTEP".

  • Page 63: Opp Test

    TSTEP test Description When the test is started, the LSC series sets the power stepwise from the start power (PSTAR) to the end power (ISTOP) as shown by the red dotted line, and tries to pass the current with that power. The power increase is performed every 100ms (TSTEP), and the power increases at the power value set in "PSTEP".
  • Page 64 The setting method of the OPP test is described below. Pressing the OPP key sets the LSC series to the OPP test function. The LCD display changes each time the OPP key is pressed, and the test start power value, increase power value, test end power value, and lower limit voltage threshold can be set.

  • Page 65: Bms Test

    (overcurrent protection or OCP). Finally, the internal battery and cell temperatures are monitored for overheating or under temperature protection (OTP / UTP). The LSC series can evaluate the BMS protection circuit by two kinds of test methods (BMS Short, BMS OCP). Overcharge...
  • Page 66 At the end of the test, the peak current and protect time are displayed on the LCD. The setting method of the BMS Short test is described below. Press the “BMS key” and then the “Short key” to set the LSC series to the BMS Short test Short ⇒ function.

  • Page 67: Bms Ocp Test

    7-4-2. BMS OCP test In order to test BMS (BAT+, BAT- terminals) OCCP operation and BMS (P+, P- terminals) OCDP operation, the LSC series operates to flow current in a stepped manner. Measures overcurrent and protection time. BMS OCP test...

  • Page 68: Batt Test

    Sets the increment time value in the range 0.05 to 1000. The unit is "ms". The setting resolution is 0.01ms. Sets the increasing current value in the range 0.00 to 600.00. The unit is "A". The setting resolution is 0.01A. Set the test end current value range from 0.96 to 600.00.
  • Page 69 The setting method of the Batt test is described below. Press the "Batt key", the LSC series sets to the Batt test function. The LCD display changes each time the Batt key is pressed, and Batt the current/power value in CC/CP mode, the discharge stop voltage, the discharge stop time, the discharge stops current time, and the discharge stops power time can be set.

  • Page 70: Surge Test

    Exit Batt test set-up. Note The Batt test is finished and the LSC series LCD display shows the voltage value at the end of the test. In addition, three types of test execution time, total discharge capacity AH and WH are displayed alternately.

  • Page 71: Sequence Load

    Setting Parameter Set the following parameters. ・ Surge current value (SUR.I) at LOAD ON ・ Current value (NOR.I) at the end of surge current ・ Time when surge current ends (S.TIME) ・ Number of surge current attenuation steps (S.STEP) Test image Load current SUR.I S.
  • Page 72 set value until the voltage is less than the VTH value. Or receive a Stop command to stop the test. The TRIG command can be used to change the discharge mode and load value while the test is running. Setting Parameter Test discharge mode: CC or CP Step number: n=0～15 Load setting for each step: CCn or CPn...

  • Page 73: Description Of Auto Sequence Function

    8. Description of AUTO Sequence function The LSC series can be operated with the “AUTO Sequence function”. This “AUTO Sequence function” saves up to 9 types of “Automatic tests” and runs one of them. One Automatic test can be repeated up to 10,000 times.
  • Page 74 3. Select the Automatic test number Select the “Automatic test” number (red dotted line in the above figure) to edit in the range F1 - F9. Use the number keys to select. Press the “Enter key” to edit the contents of Step 4.

  • Page 75: Executing Automatic Test

    Exit Sequence function” without saving the number of executions of “Automatic test X”. 8-2. Executing Automatic test When the “SEQ key” is pressed, the LSC series 1. Start of AUTO will be in the state when the “AUTO sequence sequence function function”...

  • Page 76: Auto Sequence Setting Example

    There are no remote commands to interrupt the “Automatic test”. To interrupt the “Automatic test” during remote operation Press the Local key to bring the LSC series to the local state, then press the Exit key. Description of the “Automatic test” execution...

  • Page 77: Set Up Automatic Test

    LSC series were saved in various setting status numbers 1. Set various setting states of the LSC series as in step 1, and save the various setting states in various setting status numbers 2-8 as in step 2.

  • Page 78: Remote Control

    The LSC series can be operated from a PC using the optional communication interface. Use the communication interface to set the load status of the LSC series and read back the load status (voltage, current, power) of the LSC series.

  • Page 79: Gp-Ib Configuration

    Transmit Data Terminal Ready Ground Data Set Ready Request To Send Clear To Send Ring Indicator 9-1-2. GP-IB configuration GP-IB commands are SCPI compliant. The LSC series GP-IB specifications are as follows. GP-IB standard IEEE488-1978 compliant configuration Address range 1-30 Operate the System key and set in the “GPIb...

  • Page 80: Usb Configuration

    After unzipping the downloaded file, select USB \ SETUP \ PL-2303DriverInstaller.exe to install USB DRIVER. After installation, connect the LSC series to your PC via USB. Next, in Device Manager, select the USB item for the serial port (COM3 in the figure, the display will vary slightly depending on your environment), set the baud rate to 115200bps, and set the flow control to Hardware.

  • Page 81: Lan Configuration

    9-1-4. LAN configuration LAN commands are SCPI compliant. The LSC series LAN specifications are as follows. standard 100Base-TX, IPv4 configuration Socket communication, HTTP communication (Communication settings only)
  • Page 82 For LAN settings, use a dedicated application to search for devices and use a browser to update the settings. The operation procedure is described below. Connecting AC power and the network line to the LSC series mainframe, connect the other Side of the network line to the HUB.
  • Page 83 Insert the numbers as the following: IP Address: as recommended according to your network. A. Subnet Mask: as recommended according to your network. B. Gateway Address: as recommended according to your network. C. Network link speed: Auto D. DHCP client: Enable E.

  • Page 84: Command Syntax

    9-2. Command syntax 9-2-1. The description of abbreviation Command Space, the ASCII code is 20 Hexadecimal. ； Tree Semicolon, Program line terminator, the ASCII code is 3B (Hexadecimal). New line, Program line terminator, the ASCII code is 0A (lF) (Hexadecimal). Integer Digit with a decimal point.

  • Page 85: Remote Commands

    9-3. Remote commands The LSC series does not support IEEE488.2 common commands (*IDN?,*RST, *CLS command). 9-3-1. Preset commands Preset commands are used to read the settings and settings of the LSC series. Page Command name Brief description RISE Rise of slew rate...
  • Page 86 It is completely independent of FALL. If the set RISE value exceeds the LSC series specifications, it will be set to the maximum or minimum value of the model. The unit is "A / us".
  • Page 87 Response Query PERI:HIGH Description Set and read Thigh for DYNAMIC mode. If the set value exceeds the LSC series specifications, it will be set to the maximum or minimum value of the model. The unit is "ms". Syntax [PRESet:]PERI:HIGH{SP}{NR2}{;|NL} Query Syntax [PRESet:]PERI:HIGH?{;|NL}...
  • Page 88 LOW load current values are the high load level and low load level load current values in CC mode. If the set value exceeds the LSC series specifications, it will be set to the maximum or minimum value of the model. The unit is "A".
  • Page 89 The minimum setting digit for HIGH and LOW load power values is the third decimal place. If the set value exceeds the LSC series specifications, it will be set to the maximum or minimum value of the model. The unit is "Ω".
  • Page 90 Query Syntax [PRESet:]TCONFIG?{;|NL} Response NR1 (1: NORMAL, 2: OCP, 3: OPP, 4: SHORT) Query OCP:START Description Set and read the starting current value (ISTART) of the OCP test and BMS OCP test. The unit is "A". Syntax [PRESet:]OCP:START{SP}{NR2}{;|NL} Query Syntax [PRESet:]OCP:START?{;|NL} Response Query...
  • Page 91 Query Description Sets and reads the lower voltage threshold (VTh) for OCP/OPP tests and SEQUENCE LOAD tests. The unit is "V". Syntax [PRESet:]VTH{SP}{NR2}{;|NL} Query Syntax [PRESet:]VTH?{;|NL} Response Query OPP:START Description Set and read the start power value (PSTART) of the OPP test. The unit is "W".
  • Page 92 Query OPP? Description Read the power of the OPP test. The unit is "W". Query Syntax OPP?{;|NL} Response Query STIME Description Set and read the test time (TIME) of the SHORT test. Setting the time to 0 removes the time limit and makes it infinite.
  • Page 93 BATT:TIME Description Set the discharge stop time (TIME.S) of the Batt test. The setting range is 0, 1-99999, and the unit is "s". When set to 0, it will be OFF. Syntax [PRESet:]BATT:TIME{SP}{NR1}{;|NL} Query BATT:AH Description Set and read the discharge stop current time (CAP.AH) for the Batt test.
  • Page 94 Query BATT:RAH? Description Read the current time as a result of the Batt test. The unit of result current time is "AH". Query Syntax [PRESet:]BATT:RAH?{;|NL} Response Query BATT:RWH? Description Read the power time as a result of the Batt test. The unit of result time is "WH".
  • Page 95 Query SURGE:TIME Description Set and read the time (S. TIME) at which the surge current ends. Setting range: 10-1000, the unit is "ms". Syntax [PRESet:]SURGE:TIME{SP}{NR2}{;|NL} Query Syntax [PRESet:]SURGE:TIME?{;|NL} Response Query SURGE:STEP Description Set and read the number of surge current attenuation steps (S. STEP).
  • Page 96 OCP:ITH Description Set Ith of BMS OCP test. The unit is "A". Syntax [PRESet:]OCP:ITH{SP}{NR2}{;|NL} OCP:TSTEP Description Set the test increase time value of BMS OCP test. Range: 0.05- 1000, in "ms". Syntax [PRESet:]OCP:TSTEP{SP}{NR2}{;|NL} Query Description Set and read the average time for reading voltage / current / power values.
  • Page 97 Query SEQLD:TYPE Description Sets and reads the SEQUENCE LOAD test discharge mode (CC/CP). Syntax SEQLD:TYPE{SP}{CC|CP}{;|NL} Query Syntax SEQLD:TYPE?{;|NL} Response 0(CC), 1(CP) Query SEQLD:TOTSTEP Description Sets and reads the total number of steps for the SEQUENCE LOAD test. Number of steps: n=2~16 Syntax SEQLD:TOTSTEP{SP}{n}{;|NL} Query Syntax...

  • Page 98: Limit Command

    Query Syntax SEQLD:TEST?{;|NL} Response 0(OFF), 1(ON) 9-3-2. Limit command The limit command is used to read the settings and settings of various thresholds of the LSC series. Command name Brief description Page LIMit:CURRent: Ith value of upper ＆ lower limit current LIMit:POWer: Pth value of upper ＆...
  • Page 99 Query LIMit:CURRent:{HIGH|LOW} or {IH|IL} Description Set and read the upper (I_Hi) or lower (I_Lo) load current thresholds. The unit is "A". When the load current exceeds the threshold value, the NG display lights up to indicate "NO GOOD". Syntax LIMit:CURRent:{HIGH|LOW}{SP}{NR2}{;|NL} or {IH|IL}{SP}{NR2}{;|NL} Query Syntax [LIMit]:CURRent:{HIGH|LOW}?{;|NL} or {IH|IL}?{;|NL}...
  • Page 100 Query SVH|SVL Description Set and read the upper (V_Hi) or lower (V_Lo) voltage threshold of the Short test. The unit is "V". When the input voltage exceeds the threshold value, the NG display lights up and "NO GOOD" is displayed. Syntax {SVH|SVL}{SP}{NR2}{;NL} Query Syntax...

  • Page 101: Status Command

    [LIMit:]ADDCV{SP}{ON|OFF}{;NL} Query Syntax LIMit:ADDCV?{;NL} Response 0(OFF), 1(ON) 9-3-3. Status command Status commands are used to read the status settings and status settings status of the LSC series. Command name Brief description Page LOAD Select LOAD on / off MODE Select discharge mode...
  • Page 102 POLAR Select Voltage polarity display START Start of Test function (TCONFIG) STOP START command stop TESTING? Test function operating state readback Query LOAD Description Set and read on LOAD on / off. Syntax [STATe:]LOAD{SP}{ON|OFF}{;|NL} Query Syntax [STATe:]LOAD?{;|NL} Response NR1（0: on, 1: off） Query MODE Description...
  • Page 103 Query Syntax [STATe:]LEVel?{;|NL} Response NR1(0: Low load level, 1: High load level) Query DYNamic Description Set whether the LSC series operation is dynamic mode or static mode, and read. ON: Dynamic mode, OFF: Static mode Syntax [STATe:]DYNamic{SP}{ON|OFF}{;|NL} Query Syntax [STATe:]DYNamic?{;|NL}...
  • Page 104 Query Description Query if there is NG flag in this LSC series. The command “NG?” is used to show the NG status. 0: NG (NO GOOD) This means that the LCD is off. 1: It means that the NG LCD (GO) is lit.
  • Page 105 Syntax [STATe:]START{;|NL} STOP Description Stops the TEST function running with the "START" command. Syntax [STATe:]STOP{;|NL} Query TESTING? Description Query to whether the LSC series is in the test execution state. Query Syntax [STATe:]TESTING?{;|NL} Response SR1(0: Test end, 1: During testing)

  • Page 106: System Command

    9-3-4. System command System commands are used to read the LSC series system settings and system settings. Page コマンド名 簡易説明 RECall Query the various setting states STORe Saving the various setting states NAME? Query the LSC series model name REMOTE...

  • Page 107: Measure Command

    This command ends the REMOTE status (RS232 only). This command is for ending control of RS232. Syntax [SYStem:]LOCAL{;|NL} 9-3-5. Measure command Measure commands are used to read the measurement status of the LSC series. Command name Brief description Page MEASure:CURRent...

  • Page 108: Auto Sequence Command

    9-3-6. AUTO Sequence command The AUTO Sequence command is used to read the LSC series automated test settings and automated test configuration status. Page Command name Brief description FILE Setting the automatic test number STEP Setting the step number of the automatic test...
  • Page 109 "STEP" command. The step execution contents are various setting states (up to 150 types) saved in the LSC series memory. The setting range is 1: Various setting states 1 – 150: Various setting states 150. Syntax SB{SP}{NR1}{;|NL}...
  • Page 110 Query REPEAT Description Reads the execution repeat count setting of the automatic test number set by the "FILE" command and the set repeat count. Setting range: 0-9999 Syntax REPEAT{SP}{NR1}{;|NL} Query Syntax REPEAT?{;|NL} Response Description Specify an automatic test number and run the automatic test against that number.

  • Page 111: Application

    If the load line is long, the load line voltage drop due to the V sense terminal load current will be large. If the LSC series is used in a discharge (CR, CV, CP) mode other than CC mode, the setting accuracy will deteriorate due to the effect of this load line voltage drop.

  • Page 112: Cv Mode

    CV / CC power supplies that have both voltage and current functions. Description of When the LSC series is set to LOAD on and CC mode, and power boot test then the power of the voltage source is turned on, the voltage of the voltage source exceeds the LDon (LOAD on) voltage, and the set load current flows.
  • Page 113 (For the proportional relational expression, refer to "1-3-2. CR mode".) When the LSC series is set to LOAD on and CR mode, and then the power of the voltage source is turned on, the load current increases from 0A in proportion to the output voltage of the voltage source.

  • Page 114: Cp Mode

    (LDoff voltage) that the LSC series will LOAD off. For the LDoff voltage, refer to "2-3-9. CONF key". Battery evaluation If the LSC series is set to CP mode and the battery is in static mode discharged with arbitrary power, the battery output voltage...

  • Page 115: Cv+C Limit Mode

    The LSC series can operate in CV + C limit mode. If the output voltage of the voltage source is larger than the set voltage in CV mode, the LSC series will carry the load current in CC mode. It is the section of Constant Current in the figure below.

  • Page 116: Cv+P Limit Mode

    The LSC series can operate in CV + P limit mode. If the output voltage of the voltage source is larger than the set voltage in CV mode, the LSC series will carry the load current in CP mode. It is the section of Constant Power in the figure below.
  • Page 117 Full charge is performed in CV + C limit mode. Set the battery charge current in LSC series CC mode. Set the voltage in CV mode of LSC series. To set the voltage in CV mode, set " Add.CV item of 2-3-8. Limit key".

  • Page 118: Zero-Volt Load

    10-9. Zero-volt load Description The LSC series can discharge the DUT to the zero volt state by connecting in series with a DC voltage source that outputs a voltage higher than the minimum operating voltage of the LSC series. This allows the low voltage battery cell to be discharged.

  • Page 119: Ocp Test Setting Example

    250V FUSE OF THE SPECIFIED TYPE AND RATING. T 5A 250V RATING NO OPERATOR SERVICEABLE COMPONENTS INSIDE. 150V DO NOT REMOVE COVERS. REFER SERVICING TO QUALIFIED PERSONNEL. MAX. LSC series DC Power Supply LOAD 150V MAX. SENSE LINE INPUT 0 10Vdc F.S.10V...

  • Page 120: Opp Test Setting Example

    The load current increases with an increase current value of 0.05A. ↓ The OCP test ends when the load current reaches the test end current value of 5A. ↓ If the UUT output voltage drop is higher than the lower limit voltage threshold and the load current value is between the upper limit of the load current and the lower limit...
  • Page 121 Operate the Limit key to set the upper limit of the input power to 60W. Operate the Limit key to set the lower limit of the input power to Set up the OPP test and press the OPP key to proceed to the next step.

  • Page 122: Short Test Setting Example

    Otherwise, "FAIL" is displayed. OPP test remote control example REMOTE Remote setting WH 100 Set the upper limit of input power to 100W WL 0 Set the lower limit of input power to 0W TCONFIG OPP Set up OPP test OPP:START ０...

  • Page 123: Battery Discharge Test

    "7-5. Batt test". The Batt test ends when the battery voltage drops below the STOP VOLTT.V after starting the Batt test. At this time, the LSC series LCD display will display "OK" and the total discharge capacity (AH and WH).
  • Page 124 Battery discharge Battery voltage by Batt test in CC mode Discharge stop voltage Time Load current Time Start test End of test Battery discharge Battery voltage by Batt test in CP mode Discharge stop voltage Time Load current Time Start test End of test Batt test remote control example REMOTE...

  • Page 125: Sequence Load Test Example

    10-15. SEQUENCE LOAD test example The SEQUENCE LOAD test is for REMOTE operation only. The SEQUENCE LOAD test needs to set the number of steps from 2 to 16, and set the load value and time for each step. After the test starts, it will be repeated according to the set value until the voltage is less than the VTH value.

  • Page 126: Lsc Specifications

    11. LSC specifications 11-1. Default Settings The following default settings are the factory configuration settings for the LSC series. Model LSC402-151 LSC502-151 LSC602-151 Item Initial value CC L+Preset 0.000 A 0.000 A 0.000 A CC H+Preset 0.000 A 0.000 A 0.000 A 22500.0 Ω...
  • Page 127 Model LSC402-151 LSC502-151 LSC602-151 Item Initial value for Limit V_Hi 150.00 V 150.00 V 150.00 V V_Lo 0.00 V 0.00 V 0.00 V I_Hi 400.00 A 500.00 A 600.0 A I_Lo 0.00 A 0.00 A 0.00 A W_Hi 4000.0 W 5000.0 W 6000.0 W W_Lo...
  • Page 128 Model LSC402-601 LSC502-601 LSC602-601 Item Initial value for DYN T_Hi 2.000 ms 2.000 ms 2.000 ms T_Lo 2.000 ms 2.000 ms 2.000 ms RISE 0.1792 A/us 0.2240 A/us 0.2688 A/us FALL 0.1792 A/us 0.2240 A/us 0.2688 A/us Model LSC402-122 LSC502-122 LSC602-122 Item Initial value for DYN...

  • Page 129: Lsc Series Specifications

    Disable Disable 11-2. LSC series Specifications The specifications apply when the LSC series is powered on for at least 30 minutes. Note that the high frequency and high voltage options are listed as separate specifications. 11-2-1. LSC402-151 Rating Power 0 - 4kW, Turbo mode: 0 - 6kW max.
  • Page 130 Accuracy ± 1.0% of (Reading + Range) SHORT TIME 100 - 10000ms, Continuous 100 - 2000ms Resolution: 100ms / Setting accuracy: ±5ms Short V Hi Setting range: 0.00V - 150.00V / Resolution: 0.0025V Short V Lo Setting range: 0.00V - 150.00V / Resolution: 0.0025V OCP Time (Tstep) 100ms / Setting accuracy: ±5ms 20ms / Setting accuracy: ±5ms...
  • Page 131 S.STEP 1 - 5 SEQUENCE LOAD test Discharge mode CC / CP No. of setting steps 2 - 16 Step time range 20 - 100us / 2 - 65535ms / 66 - 999s Resolution 10us / 1ms / 1s Dynamic mode RANGE I RANGE II Timing...

  • Page 132: Lsc502-151

    Short resistance 1.8mΩ typical Max. Short Current 400A Load ON Voltage 0.25 - 62.5V Load OFF Voltage 0 - 62.25V Weight 32.0kg 11-2-2. LSC502-151 Rating Power 0 - 5kW, Turbo mode: 0 - 7.5kW max. Current 0 - 500A, Turbo mode: 0 - 750A max. Voltage 0 - 150V Min.
  • Page 133 SHORT TIME 100 - 10000ms, Continuous 100 - 2000ms Resolution: 100ms / Setting accuracy: ±5ms Short V Hi Setting range: 0.00V - 150.00V / Resolution: 0.0025V Short V Lo Setting range: 0.00V - 150.00V / Resolution: 0.0025V OCP Time (Tstep) 100ms / Setting accuracy: ±5ms 20ms / Setting accuracy: ±5ms OCP ISTAR/...
  • Page 134 SEQUENCE LOAD test Discharge mode CC / CP No. of setting steps 2 - 16 Step time range 20 - 100us / 2 - 65535ms / 66 - 999s Resolution 10us / 1ms / 1s Dynamic mode RANGE I RANGE II Timing Thigh &...

  • Page 135: Lsc602-151

    Max. Short Current 500A Load ON Voltage 0.25 - 62.5V Load OFF Voltage 0 - 62.25V Weight 32.5kg 11-2-3. LSC602-151 Rating Power 0 - 6kW, Turbo mode: 0 - 9kW max. Current 0 - 600A, Turbo mode: 0 - 900A max. Voltage 0 - 150V Min.
  • Page 136 SHORT TIME 100 - 10000ms, Continuous 100 - 2000ms Resolution: 100ms / Setting accuracy: ±5ms Short V Hi Setting range: 0.00V - 150.00V / Resolution: 0.0025V Short V Lo Setting range: 0.00V - 150.00V / Resolution: 0.0025V OCP Time (Tstep) 100ms / Setting accuracy: ±5ms 20ms / Setting accuracy: ±5ms OCP ISTAR/...
  • Page 137 SEQUENCE LOAD test Discharge mode CC / CP No. of setting steps 2 - 16 Step time range 20 - 100us / 2 - 65535ms / 66 - 999s Resolution 10us / 1ms / 1s Dynamic mode RANGE I RANGE II Timing Thigh &...

  • Page 138: Lsc402-601

    Max. Short Current 600A Load ON Voltage 0.25 - 62.5V Load OFF Voltage 0 - 62.25V Weight 32.5kg 11-2-4. LSC402-601 Rating Power 0 - 4kW, Turbo mode: 0 - 6kW max. Current 0 - 280A, Turbo mode: 0 - 420A max. Voltage 0 - 600V Min.
  • Page 139 SHORT TIME 100 - 10000ms, Continuous 100 - 2000ms Resolution: 100ms / Setting accuracy: ±5ms Short V Hi Setting range: 0.00V - 600.00V / Resolution: 0.01V Short V Lo Setting range: 0.00V - 600.00V / Resolution: 0.01V OCP Time (Tstep) 100ms / Setting accuracy: ±5ms 20ms / Setting accuracy: ±5ms OCP ISTAR/...
  • Page 140 SEQUENCE LOAD test Discharge mode CC / CP No. of setting steps 2 - 16 Step time range 20 - 100us / 2 - 65535ms / 66 - 999s Resolution 10us / 1ms / 1s Dynamic mode RANGE I RANGE II Timing Thigh &...

  • Page 141: Lsc502-601

    Max. Short Current 280A Load ON Voltage 0.4 - 100V Load OFF Voltage 0 - 99.6V Weight 32.5kg 11-2-5. LSC502-601 Rating Power 0 - 5kW, Turbo mode: 0 - 7.5kW max. Current 0 - 350A, Turbo mode: 0 - 525A max. Voltage 0 - 600V Min.
  • Page 142 SHORT TIME 100 - 10000ms, Continuous 100 - 2000ms Resolution: 100ms / Setting accuracy: ±5ms Short V Hi Setting range: 0.00V - 600.00V / Resolution: 0.01V Short V Lo Setting range: 0.00V - 600.00V / Resolution: 0.01V OCP Time (Tstep) 100ms / Setting accuracy: ±5ms 20ms / Setting accuracy: ±5ms OCP ISTAR/...
  • Page 143 SEQUENCE LOAD test Discharge mode CC / CP No. of setting steps 2 - 16 Step time range 20 - 100us / 2 - 65535ms / 66 - 999s Resolution 10us / 1ms / 1s Dynamic mode RANGE I RANGE II Timing Thigh &...

  • Page 144: Lsc602-601

    Max. Short Current 350A Load ON Voltage 0.4 - 100V 0 – 99.60V Load OFF Voltage Weight 33.0kg 11-2-6. LSC602-601 Rating Power 0 - 6kW, Turbo mode: 0 - 9kW max. Current 0 - 420A, Turbo mode: 0 - 630A max. Voltage 0 - 600V Min.
  • Page 145 SHORT TIME 100 - 10000ms, Continuous 100 - 2000ms Resolution: 100ms / Setting accuracy: ±5ms Short V Hi Setting range: 0.00V - 600.00V / Resolution: 0.01V Short V Lo Setting range: 0.00V - 600.00V / Resolution: 0.01V OCP Time (Tstep) 100ms / Setting accuracy: ±5ms 20ms / Setting accuracy: ±5ms OCP ISTAR/...
  • Page 146 SEQUENCE LOAD test Discharge mode CC / CP No. of setting steps 2 - 16 Step time range 20 - 100us / 2 - 65535ms / 66 - 999s Resolution 10us / 1ms / 1s Dynamic mode RANGE I RANGE II Timing Thigh &...

  • Page 147: Lsc402-122

    Max. Short Current 420A Load ON Voltage 0.4 - 100V 0 – 99.60V Load OFF Voltage Weight 33.0kg 11-2-7. LSC402-122 Rating Power 0 - 4kW, Turbo mode: 0 - 6kW max. Current 0 - 160A, Turbo mode: 0 - 240A max. Voltage 0 - 1200V Min.
  • Page 148 SHORT TIME 100 - 10000ms, Continuous 100 - 2000ms Resolution: 100ms / Setting accuracy: ±5ms Short V Hi Setting range: 0.25V - 1200.00V / Resolution: 0.02V Short V Lo Setting range: 0.00V - 1200.00V / Resolution: 0.02V OCP Time (Tstep) 100ms / Setting accuracy: ±5ms 20ms / Setting accuracy: ±5ms OCP ISTAR/...
  • Page 149 SEQUENCE LOAD test Discharge mode CC / CP No. of setting steps 2 - 16 Step time range 20 - 100us / 2 - 65535ms / 66 - 999s Resolution 10us / 1ms / 1s Dynamic mode RANGE I RANGE II Timing Thigh &...

  • Page 150: Lsc502-122

    Max. Short Current 160A Load ON Voltage 1 - 250V 0 – 250V Load OFF Voltage Weight 32.0kg 11-2-8. LSC502-122 Rating Power 0 - 5kW, Turbo mode: 0 - 7.5kW max. Current 0 - 200A, Turbo mode: 0 - 300A max. Voltage 0 - 1200V Min.
  • Page 151 SHORT TIME 100 - 10000ms, Continuous 100 - 2000ms Resolution: 100ms / Setting accuracy: ±5ms Short V Hi Setting range: 0.25V - 1200.00V / Resolution: 0.02V Short V Lo Setting range: 0.00V - 1200.00V / Resolution: 0.02V OCP Time (Tstep) 100ms / Setting accuracy: ±5ms 20ms / Setting accuracy: ±5ms OCP ISTAR/...
  • Page 152 SEQUENCE LOAD test Discharge mode CC / CP No. of setting steps 2 - 16 Step time range 20 - 100us / 2 - 65535ms / 66 - 999s Resolution 10us / 1ms / 1s Dynamic mode RANGE I RANGE II Timing Thigh &...

  • Page 153: Lsc602-122

    Max. Short Current 200A Load ON Voltage 1 - 250V 0 – 250V Load OFF Voltage Weight 32.5kg 11-2-9. LSC602-122 Rating Power 0 - 6kW, Turbo mode: 0 - 9kW max. Current 0 - 240A, Turbo mode: 0 - 360A max. Voltage 0 - 1200V Min.
  • Page 154 SHORT TIME 100 - 10000ms, Continuous 100 - 2000ms Resolution: 100ms / Setting accuracy: ±5ms Short V Hi Setting range: 0.25V - 1200.00V / Resolution: 0.02V Short V Lo Setting range: 0.00V - 1200.00V / Resolution: 0.02V OCP Time (Tstep) 100ms / Setting accuracy: ±5ms 20ms / Setting accuracy: ±5ms OCP ISTAR/...
  • Page 155 SEQUENCE LOAD test Discharge mode CC / CP No. of setting steps 2 - 16 Step time range 20 - 100us / 2 - 65535ms / 66 - 999s Resolution 10us / 1ms / 1s Dynamic mode RANGE I RANGE II Timing Thigh &...

  • Page 156: Common

    Max. Short Current 240A Load ON Voltage 1 - 250V 0 – 250V Load OFF Voltage Weight 32.5kg 11-2-10. Common General Input rating 100Vac - 240Vac ±10% Input frequency 50/60Hz ± 3Hz Power Consumption 550VA Dimension（H×W×D） 177mm×440mm×741mm Operating temp. 0 - 40℃ Operating humidity 0 - 85% Operating altitude...

  • Page 157: Lsc Series Dimensions

    11-3. LSC series dimensions...
  • Page 159 7F Towa Fudosan Shin Yokohama Bldg. 2-18-13, Shin Yokohama, Kohoku-ku, Yokohama, Kanagawa, 222-0033 Japan https://www.texio.co.jp/...

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