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NF DP240S Instruction Manual

Programmable ac power source
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PROGRAMMABLE AC POWER SOURCE
DP240S/DP360S
INSTRUCTION MANUAL
NF Corporation

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Summary of Contents for NF DP240S

  • Page 1 PROGRAMMABLE AC POWER SOURCE DP240S/DP360S INSTRUCTION MANUAL NF Corporation...
  • Page 3 DA00050449-002 PROGRAMMABLE AC POWER SOURCE DP240S/DP360S INSTRUCTION MANUAL...

  • Page 5: Preface

     Preface  Thank you for purchasing our Programmable AC Power Source DP240S/DP360S. For safe and correct use of the electrical product, please first read "Safety Precautions" on the next page.  Alert symbols in this manual This manual uses the following alert symbols. The instructions by these alert symbols shall be carefully obeyed to ensure equipment operator's safety and prevent damage to equipment.

  • Page 6: Safety Precautions

     Safety Precautions  For safe use, ensure to obey the following warnings and considerations. We are not responsible for damage resulting from failure to obey these warnings and considerations. This product is an insulation Class I device (with a protective conductor terminal) complying with the JIS and IEC standards.
  • Page 7 When this product is used in wet condition, it may cause an electric shock and a fire. If this product is exposed to water, cut the power at the distribution board immediately, and contact NF Corporation or one of our representatives.
  • Page 8  Other symbol Chassis This indicates that the terminal (or external conductor for a connector) is connected to the chassis.  Request about disposal For environmental preservation, this product shall be disposed of through an appropriate industrial waste disposer. This product does not include a battery. PROGRAMMABLE AC POWER SOURCE...

  • Page 9: Table Of Contents

    Changing the Output Function (Continuous Output/Sequence/Simulation) ..31 3.3.2 Item Selection ....................31 3.3.3 Using Soft-keys ....................32 3.3.4 Closing Windows ....................33 3.3.5 Entering Values (Numerical Entry Box) .............. 34 3.3.6 Entering Strings (Character String Entry Box)............ 35 DP240S/DP360S...
  • Page 10 3.3.7 Using Shortcut Operations (SHIFT Key) ............36 Using the Continuous Function ................. 37 3.4.1 Setting the AC/DC Mode and the Signal Source ..........37 3.4.2 Setting the Output Range .................. 40 3.4.3 Setting Waveforms .................... 41 3.4.4 Setting the Output Voltage (Single-phase Output) ..........43 3.4.5 Setting the Output Voltage (Polyphase Output) ..........
  • Page 11 Setting Voltage using External DC Input Signal ............163 4.17.1 Using External Signal in AC-VCA Mode ............163 4.17.2 Using External Signal in DC-VCA Mode ............165 4.18 Control Using External Control Function ..............166 4.18.1 Using CONTROL I/O ..................167 4.18.2 Control of DIP ....................172 DP240S/DP360S...
  • Page 12 4.19 Synchronizing the Output Frequency with the Power Line or the External Signal ... 173 4.20 Amplifying the External Signal Input ............... 175 4.21 Turning the Output On or Off Rapidly ..............176 4.22 Enabling Automatic Output-On at Power-On ............178 4.23 Power Unit Energization Setting (Using Under the Restricted Rated Power) ..
  • Page 13 10.26.2 Control of peripherals by device control ............255 10.27 External Interface ....................255 10.28 USB Memory Interface .................... 256 10.29 Waveform Monitor Output ..................256 10.30 Operation Environment ................... 257 10.31 Externals, Weight, and Terminal Block ..............258 DP240S/DP360S...
  • Page 14 10.32 Option ........................258 10.33 Outline Dimensional Drawing .................. 259 Index ............................. 262 PROGRAMMABLE AC POWER SOURCE...

  • Page 15: List Of Figures

    Figure 4-16 Simulation Edit View ..................118 Figure 4-17 Simulation Control View (Output Off State, Simulation Stopped) ....... 118 Figure 4-18 Simulation Control View (Output On State, Simulation Running) ....... 118 Figure 4-19 Simulation Control View (Output On State, Simulation Stopped) ....... 119 DP240S/DP360S...
  • Page 16 Figure 7-2 Correspondence between Front Grills and Air Filters ........... 211 Figure 8-1 Error Message Screen Example ................214 Figure 10-1 Range of Ambient Temperature/Humidity ............257 Figure 10-2 DP240S ......................259 Figure 10-3 DP360S ......................260 Figure 10-4 (Appendix) Taps for anchor brackets ..............261...
  • Page 17 Table 4-16 Setting Items to be Reset ..................185 Table 5-1 Component Name (Display Areas on the Screen) ..........190 Table 5-2 Status Icons ......................191 Table 5-3 Measured Value Display Items................192 Table 5-4 Output Setting Display Items ................. 193 DP240S/DP360S xiii...
  • Page 18 Table 5-5 Menus of the Continuous Function ................ 194 Table 5-6 Menus of the Sequence Function ................195 Table 5-7 Menus of the Simulation Function ................. 196 Table 5-8 Menus of the Memory Function ................196 Table 5-9 System Menus ...................... 197 Table 7-1 System Cable .......................

  • Page 19: Outline

    1. Outline Overview ·························································· 2 Series Line-up and Polyphase System Configuration · 2 Features ··························································· 3 DP240S/DP360S...

  • Page 20: Overview

    48 kVA / 72 kVA) or three-phase four-wire system (max 72 kVA / 108 kVA) by using a System Cable (optional). The AC output of DP240S/DP360S ranges from 0 to 310 V for voltage (phase voltage) and 1 to 550 Hz for frequency, and the DC voltage output ranges from 440 V to +440 V. The maximum output...

  • Page 21: Features

    (1P3W) output or three-phase four-wire (3P4W) output, respectively (polyphase system). The polyphase system configurations are listed in Table 1-1. Table 1-1 Polyphase System Configuration List 48 kVA 1P3W 72 kVA 3P4W 2DP240S connected 3DP240S connected 72 kVA 1P3W 108 kVA 3P4W 2DP360S connected 3DP360S connected...
  • Page 22  Editing/transferring/exporting*/performing Sequence  Editing/transferring/exporting*/performing Simulation *Exporting the data to USB memory allows the data to be set to DP240S/DP360S.  USB memory support (supported format type: FAT32) You can write/read the following data to/from a commercial USB memory stick: ...
  • Page 23 IEC 61000-4-34 test. In this document, it is written as DIP. When using this product in combination with DIP, consult NF Corporation. Note: When performing the tests specified by the IEC standard, use both DIP and Immunity Test Software.

  • Page 25: Preparation Before Use

    2. Preparation before Use Check before Use ··············································· 8 About Installation Environment ······························ 9 Cautions during Moving and Transportation············ 11 Grounding and Power Connections ······················ 12 Output and System Cable Connection ··················· 15 Simple Operation Check ···································· 19 Calibration ······················································· 21 DP240S/DP360S...

  • Page 26: Check Before Use

     Safety Precautions (Page ii)  2.4 Grounding and Power Connections  Check the appearance and contents. If there is any problem, contact the seller (NF Corporation or our agent) from whom you purchased the product.  Appearance check Make sure that there is no damage or dent made during the transportation on the LCD screen, keys, jog, or shuttle of the control panel, or rear connectors.

  • Page 27: About Installation Environment

     If you install the product in a closed narrow room, air conditioning equipment is required. The heat value of this product is shown in Table 2-2. Table 2-2 Heat Value Model Rated output Heat value DP240S 24 kVA 7.2 kW 6220 kcal/h DP360S 36 kVA 10.8 kW...
  • Page 28 2. Preparation before Use  About arrangement  Do not place the product on its side, back or top.  Do not stack the product on top of the other, or place it in front or back of the other (arrangement which makes the cabinet placed behind inhale the exhaust heat of the other).

  • Page 29: Cautions During Moving And Transportation

     Do not use the casters to move this product on an uneven or irregular surface. This product may fall down, and cause death or severe injury of people around. DP240S/DP360S...

  • Page 30: Grounding And Power Connections

    2. Preparation before Use Grounding and Power Connections  Ensure to ground. Line filters are inside this product. If the product is not grounded, an electric shock might occur. WARNING  Ensure to connect the protective conductor terminal of the power input terminal of this product to an earth ground so that ground resistance is 100...

  • Page 31: Table 2-4 Maximum Input Power/Current

    Table 2-4 Maximum Input Power/Current Rated Maximum Maximum Model Output Input Power Input Current DP240S 24 kVA 36 kVA 127 A DP360S 36 kVA 54 kVA 184 A  Power input connection procedure Check the current capacity of the three-phase distribution board before wiring.
  • Page 32 2. Preparation before Use Distribution board (Protective grounding) WARNING  Do not use this product when the resin-molded terminal cover is removed. Otherwise, an electric shock might occur.  Use enough thick cables or attatch some additional guards to prevent touching live conductive parts after attaching the resin-molded terminal cover.

  • Page 33: Output And System Cable Connection

     Be sure to turn off the power switch of this product and switch off the breaker at the distribution board, before touching the output terminal. Otherwise, an electric shock might occur.  About output terminal Output terminal size is as follows: DP240S: M10, DP360S: M12. 2.5.1 Single-phase Output  Connection procedure 1.

  • Page 34: Polyphase System

    2. Preparation before Use 2.5.2 Polyphase System System Cable (1P3W) System Cable (3P4W) Single-phase three-wire system Three-phase four-wire system Optional System Cable should be connected to the SYSTEM I/O connector of this product. The cabinet which the L1 connector of the System Cable is connected to becomes L1 phase, and the output terminals Hi and Lo correspond to the L1 and N terminals, respectively.
  • Page 35 Lo terminals with the neutral point of load by a cable with same length and diameter as the voltage line. Load (Cabinet ground terminal) (a) Three-phase four-wire connection DP240S/DP360S...
  • Page 36 2. Preparation before Use (b) When not connecting the load with the neutral line (three-phase three-wire connection): Connect between the Lo terminals of each cabinet by a cable which is as short and thick as possible (with a diameter equal to or more than that of the voltage line). Load (Cabinet ground terminal) (b) Three-phase three-wire connection...

  • Page 37: Simple Operation Check

    Check that all LEDs on the control panel illuminate for several seconds, and then turn off, and that “NF” logo mark appears on the LCD screen (see 3.2.3). If LAN interface is equipped, "LXI" is displayed below the logo mark.
  • Page 38 2. Preparation before Use 5. When you purchased a new product, the product will start and then display the Continuous screen automatically. 6. Check that the output range is 100 V, the output mode is AC-INT, V and I are displayed in rms, and that the AC voltage (ACV) is set to 0 V.

  • Page 39: Calibration

    8. Press the OUTPUT key to turn the output on. Press the V key to open the numerical entry box for AC voltage (ACV). Raise the AC voltage setting value gradually by using the jog, shuttle, arrow keys, and numeric keypad. Calibration When the product needs calibration, contact us or our agent. DP240S/DP360S...

  • Page 41: Basic Operation

    3. Basic Operation Component Name ············································· 24 Power On/Off ··················································· 28 Basic Key Operations ········································ 31 Using the Continuous Function ···························· 37 DP240S/DP360S...

  • Page 42: Component Name

    3. Basic Operation Component Name 3.1.1 Front 1. Eyebolt 2. Control panel 3. Remote controller connector 4. USB memory connector 5. Front grill 6. Power switch 7. Caster 8. Adjuster foot Figure 3-1 Component Name (Front) Table 3-1 Component Name (Front) Number Name Description...

  • Page 43: Rear

    4. CONTROL I/O connector 8. Air outlet 9. Power input 11. Output terminal terminal 12. Sensing input terminal 10. Resin-molded cover (for power input terminal) 13. Resin-molded cover (for output and sensing input terminal) Figure 3-2 Component Name (Rear) DP240S/DP360S...

  • Page 44: Table 3-2 Component Name (Rear)

    3. Basic Operation Table 3-2 Component Name (Rear) Number Name Description Refer to External signal input Used when controlling the voltage value 4.17, connector setting by the external signal (VCA), 4.19, when synchronizing the output frequency 4.20 with the external signal (SYNC), and when outputting the amplified external signal (EXT, ADD).

  • Page 45: Control Panel

    LCD screen Displays the measured values or menu. MEMORY key Displays the Memory View. V key Opens the numerical entry box for the 3.4.4, output voltage setting. 3.4.5 F key Opens the numerical entry box for the 3.4.6 frequency setting. DP240S/DP360S...

  • Page 46: Power On/Off

    3. Basic Operation Table 3-3 Component Name (Control Panel) (continued) Number Name Description Refer to I key Opens the RMS current limiter set window. 4.1.2 SHIFT key Turns on or off the shift state, which 3.3.7 enables Shortcut operations. SHIFT LED Illuminates when the shift state is turned on.

  • Page 47: Screen Display And Operations At Starting Up

    1. The "NF" logo mark is displayed for a few seconds or more than 10 seconds. The length for which this logo is displayed depends on your model and system.

  • Page 48: Checking The Rated Power

    3. Basic Operation 3.2.5 Checking the Rated Power On the screen after startup, the rated power icon is displayed in the position shown in Figure 3–5. The value in the icon indicates the maximum electric power that can be output. In Figure 3–5, the maximum electric power is 36.0 kVA.

  • Page 49: Basic Key Operations

    In addition to the ENTER key, you can also use  arrow key to open the selection box of that menu. You cannot select grayed items in a selection box, which are different depending on setting. DP240S/DP360S...

  • Page 50: Using Soft-Keys

    3. Basic Operation Figure 3-7 The Example of a Selection Box  Data list box When selecting data in the memory, the data list box shown in Figure 3–8 is displayed. To select a data in a data list box, hover the cursor over the box by using the arrow keys or jog and press the ENTER key.

  • Page 51: Closing Windows

     Pressing the soft-key under the [OK] button (fourth button from the left) means same as selecting the [OK] button. Similarly, pressing the soft-key under the [Cancel] button (second button from the left) means same as selecting the [Cancel] button. Figure 3-11 The Example of the Window with the [OK]/[Cancel] Button DP240S/DP360S...

  • Page 52: Entering Values (Numerical Entry Box)

    3. Basic Operation 3.3.5 Entering Values (Numerical Entry Box)  Entering values with arrow keys/jog or shuttle For an item to set value, hover the cursor over the value (which will be highlighted) and press the ENTER key to open a numerical entry box shown in Figure 3–12 in which you can enter a value. Move to the desired digit by using the right or left arrow key and increment/decrement the value by using the up or down arrow key/the jog or shuttle.

  • Page 53: Entering Strings (Character String Entry Box)

    Pressing the down arrow key ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz 0123456789!#$%&'()+,-.;=@[]^_`{}~ (Note)  indicates a space. -------- Notes ------------------------------------------------------------------------------------------------------------  The name of the data which will be saved in the internal memory or USB memory must be 20 characters long at a maximum. ----------------------------------------------------------------------------------------------------------------------------- DP240S/DP360S...

  • Page 54: Using Shortcut Operations (Shift Key)

    3. Basic Operation 3.3.7 Using Shortcut Operations (SHIFT Key) When you press the SHIFT key, the SHIFT LED illuminates. In this state (shift state), pressing one of the V, F, I, and any keys in the numeric keypad enables shown in Table 3-6. In this instruction manual, pressing a key in the shift state is denoted by "...

  • Page 55: Using The Continuous Function

    The signal source is the total of the external and the internal signal source. Set the voltage gain for the external input signal, output voltage for the internal signal source, output waveform, frequency, output on phase, and output off phase through the control panel or the remote control. DP240S/DP360S...

  • Page 56: Table 3-9 List Of The Selectable Combinations Of The Ac/Dc Mode And The Signal Source

    3. Basic Operation Table 3-9 List of the Selectable Combinations of the AC/DC Mode and the Signal Source Output Signal source AC/DC phase mode SYNC configuration 1P2W AC-INT AC-VCA AC-SYNC AC-EXT AC-ADD ACDC ACDC-INT ACDC-SYNC ACDC-EXT ACDC-ADD DC-INT DC-VCA 1P3W AC-INT AC-VCA AC-SYNC...
  • Page 57 Press the SHIFT key to enter the shift state (the SHIFT LED illuminates). When you press the 7 key of the numeric keypad during the shift state, the AC/DC mode is switched in the following order: AC, ACDC, DC, AC. Some modes may be skipped and cannot be selected depending on the signal source. DP240S/DP360S...

  • Page 58: Setting The Output Range

    3. Basic Operation Switching the signal source Press the SHIFT key to enter the shift state (the SHIFT LED illuminates). When you press the 8 key of the numeric keypad during the shift state, the signal source is switched in the following order: INT, VCA, SYNC, EXT, ADD, INT.

  • Page 59: Setting Waveforms

    You can select a waveform of the internal signal source from sine wave (SIN), clipped sine wave (CLP, three types available), and arbitrary waveform (ARB, 16 types available). See 4.6 for details on the clipped sine wave, and 4.7 on the arbitrary waveform. DP240S/DP360S...
  • Page 60 3. Basic Operation -------- Notes ------------------------------------------------------------------------------------------------------------  The AC voltage setting (ACV) is common between SIN and CLP, but ARB is independent of these. When you switch the waveform selection among SIN, CLP, and ARB, the AC voltage setting is also switched. The DC output voltage setting (DCV) is same regardless of the waveform setting.

  • Page 61: Setting The Output Voltage (Single-Phase Output)

    (recalculated to a peak value) and the DC voltage setting. For details, see 4.1.3. -----------------------------------------------------------------------------------------------------------------------------  Operation procedures for setting the AC voltage 1. Select the [ACV] item and then enter a numeric value. For how to enter values, see 3.3.5. DP240S/DP360S...

  • Page 62: Setting The Output Voltage (Polyphase Output)

    3. Basic Operation -------- Notes ------------------------------------------------------------------------------------------------------------  Set the RMS values for the voltages of the sine wave (SIN) and the clipped sine wave (CLP) and the Peak-to-Peak value for the voltage of the arbitrary waveform (ARB). -----------------------------------------------------------------------------------------------------------------------------  Operation procedures for setting the DC voltage 1.
  • Page 63 (three-phase system). 2. Select the [ACV] item and then enter a numeric value. For how to enter values, see 3.3.5. -------- Notes ------------------------------------------------------------------------------------------------------------  The line voltage can be set only for the sine wave in the balanced mode. ----------------------------------------------------------------------------------------------------------------------------- DP240S/DP360S...

  • Page 64: Setting The Output Frequency

    3. Basic Operation 3.4.6 Setting the Output Frequency Set the AC component frequency of the internal signal source.  Operation procedure 1. Select the [Freq] item and follow the instructions in 3.3.5 to enter a value. 3.4.7 Setting the Output On/Off Phase Set the phases when the output turns on/off.

  • Page 65: Turning The Output On Or Off

    3.4.8 Turning the Output On or Off Use the OUTPUT key to turn the output on or off. The OUTPUT LED illuminates in the output on state. -------- Notes ------------------------------------------------------------------------------------------------------------  For how to turn the output on or off rapidly, see 4.21. ----------------------------------------------------------------------------------------------------------------------------- DP240S/DP360S...

  • Page 66: Using The Measurement Function

    3. Basic Operation 3.4.9 Using the Measurement Function The measured values are displayed in the measured value area (see 5.1). The main measurement functions of this product are shown in Table 3-11. For details of the display items of the measured value, see 5.1.2.

  • Page 67: Switching The Display Format (Rms/Avg/Peak)Of The Measured Value

    Measuring Items to be Displayed mode (Output Voltage, Output Current) V, I, Ipk-Hold Vavg, Iavg, Ipk-Hold Peak Vmax, Vmin, Imax, Imin, Ipk-Hold  Operation procedures using soft-keys 1. Press the [Measure] soft-key and select [2:Measure]. The [Measure] window opens. DP240S/DP360S...
  • Page 68 3. Basic Operation 2. Select the [Type] item. In the displayed selection box, select the desired measuring mode. 3. Close the window. For how to close the window, see 3.3.4.  Operation procedures by using shortcuts Switching the display format of the measured values Press the SHIFT key to enter the shift state (the SHIFT LED illuminates).

  • Page 69: Enlarge Display Letters For The Measured Value

    The mode is toggled between normal and simple every time you perform the Shortcut operation with . You can also change the mode by following the steps below. 1. Press the [Measure] soft-key and select [1:Mode]. 2. Select 1: Normal/2: Simple. DP240S/DP360S...
  • Page 70 3. Basic Operation  Selecting the measured value being displayed in the Simple View mode (procedure 1) 1. In the Simple View mode, press the [Measure] soft-key and select [4:Disp Item]. The setting window for display items opens. 2. In the [Item1] to [Item3] items, select measured values to be displayed. 3.

  • Page 71: Clearing The Output Current Peak-Hold Value

    The held value is cleared when the power is turned off.  Operation procedures using soft-keys 1. Press the [Measure] soft-key and select [2:Measure]. The [Measure] window opens. DP240S/DP360S...
  • Page 72 3. Basic Operation 2. Move the cursor to [Exec] of the [Ipk-H Clr] item and press the ENTER key. 3. Close the window. For how to close the window, see 3.3.4.  Operation procedures by using shortcuts Clearing the current peak-hold value Press the SHIFT key to enter the shift state (the SHIFT LED illuminates).

  • Page 73: Switching The Target Phase Of Which The Measured Values Are Displayed (Polyphase Output)

     In the line voltage display, the measured output power value indicates the output power of the phase when in the phase voltage display, and total output power of all phases when in the line voltage display. -----------------------------------------------------------------------------------------------------------------------------  Operation procedures using soft-keys 1. Press the [Measure] soft-key and select [2:Measure]. The [Measure] window opens. DP240S/DP360S...
  • Page 74 3. Basic Operation 2. In the [Target Phs] item, select the phase of which the measured value is to be displayed. For the line voltage, select L1-L2, L2-L3, or L3-L1. 3. Close the window. For how to close the window, see 3.3.4. ...

  • Page 75: Advanced Operation

    4.23 Power Unit Energization Setting (Using Under the Restricted Rated Power) ·································· 180 4.24 Key Lock ······················································· 182 4.25 Beep ···························································· 182 4.26 Changing the Background Color and the Contrast of the Screen ···················································· 183 4.27 Restoring to the Factory Default Setting (Reset) ···· 185 DP240S/DP360S...

  • Page 76: Using Limiter, Setting Limiter

    4. Advanced Operation Using Limiter, Setting Limiter 4.1.1 Use Peak Current Limiter Peak value of output current is limited by the peak current limiter. While the limiter is working, icon is displayed and LIMIT LED illuminates. Setting values of peak current limiter are variable, and kept independently for each of 100 V and 200 V ranges.
  • Page 77 2. In the [+Iop]/[  Iop] item, set the peak current limiter value of positive/negative. 3. Set the [Output OFF] item as [Enable] or [Disable]. When setting to [Enable], also set the time from the start of limiter operation to the output off. 4. Close the window. DP240S/DP360S...

  • Page 78: Using Rms Current Limiter

    4. Advanced Operation 4.1.2 Using RMS Current Limiter Effective value of output current is limited by the RMS current limiter. While the limiter is working, icon is displayed and LIMIT LED illuminates. Setting values of RMS current limiter are variable, and kept independently for each of 100 V and 200 V ranges.
  • Page 79 2. Set the value of RMS current limiter in [Io] item. 3. Set the [Output OFF] item as [Enable] or [Disable]. When setting to [Enable], also set the time from the start of limiter operation to the output off. 4. Close the window. DP240S/DP360S...

  • Page 80: Using Voltage Setting Range Limit

    4. Advanced Operation 4.1.3 Using Voltage Setting Range Limit For the Continuous function, when the signal source is INT, SYNC, or ADD, the range of the output voltage setting value to the internal signal source can be limited. Even if trying to set a voltage that exceeds the limit, the setting value is restricted to the limiting value.
  • Page 81 Set the voltage setting range limiting value in the [V] item (effective value setting) and [+Vop]/[  Vop] item (peak value setting). Effective Value Setting Peak value setting 3. Close the window. DP240S/DP360S...

  • Page 82: Using Frequency Setting Range Limit

    4. Advanced Operation 4.1.4 Using Frequency Setting Range Limit You can limit the range of the frequency setting value for the internal signal source by using the frequency setting range limit. Even if trying to set a frequency that exceeds the limit, the setting value is restricted to the limiting value.

  • Page 83: About Wattage Limiter

    Table 4-1 (reference value). While the limiter is working, icon is displayed and LIMIT LED illuminates. Table 4-1 Wattage Limiter Value per Phase (Reference value) DP240S DP360S Rated output Limiter Value Rated output Limiter Value （Unit：VA）...

  • Page 84: Figure 4-1 Step-Control Parameters And Intra-Step Parameters

    4. Advanced Operation  Keep a sequence setting The sequence setting is kept per AC/DC mode. Every time AC/DC mode is changed, the sequence setting that is already kept is loaded. The sequence setting is cleared when the power is turned off. To save the setting, you need to save it in internal memory or USB memory (see 4.9).

  • Page 85: Figure 4-2 Step Behavior

    Sequence function. Set these parameters beforehand using Continuous function.  Sequence function displays the measured value in Sequence function, which is equivalent to that of the Continuous function. However, harmonic current measurement (see 4.4) cannot be displayed. ----------------------------------------------------------------------------------------------------------------------------- DP240S/DP360S...

  • Page 86: Parameters Of Sequence Function

    4. Advanced Operation 4.2.2 Parameters of Sequence Function Table 4-2 shows the parameters of Sequence function. The common parameters are common to one sequence. In Sequence function, signal source is fixed to INT. In each step, set the step-control parameter and the intra-Step parameter. As for intra-Step parameter, the item and range that can be set differ depending on the output range (100 V/200 V range) and output mode (AC-INT/ACDC-INT/DC-INT) as in the case of Continuous function.
  • Page 87 Determines the phase of AC waveform of L1 phase when the step starts. The phase when a step starts in L2 and L3 phase of polyphase system is the addition of the setting value of intra-Step parameter Phase and the setting value of the step Start Phase. -------- Notes ------------------------------------------------------------------------------------------------------------ DP240S/DP360S...

  • Page 88: Figure 4-3 Stop Phase

    4. Advanced Operation  Step Start Phase setting can be disabled. In that case, the phase when the phase starts becomes the phase when the previous step ended.  In DC mode, the step Start Phase cannot be set. ----------------------------------------------------------------------------------------------------------------------------- ...

  • Page 89: Example Of Output Using Sequence Function

    (No. 4). ----------------------------------------------------------------------------------------------------------------------------- 4.2.4 Process Flow in a Step Figure 4–5 shows the process flow in one step. The transition such as Figure 4–6 occurs by branch operation or stop operation, regardless of the flow in the step. DP240S/DP360S...

  • Page 90: Figure 4-5 Process Flow In Sequence Step

    4. Advanced Operation Start 開始 During the specified Step Time, output is performed according to 指定のステップ時間の間，ステップ動作種別設定に従い出力 the Step Behavior setting. When If Hold operation is executed on します。途中でホールド操作が行われたら，リジューム操作 the way, output state is kept until Resume operation is executed. が行われるまで出力状態を保持します。 When step termination setting is Hold, output state is kept until ステップ終端設定がホールドなら，リジューム操作が行われ...

  • Page 91: Edit A Sequence

     Transit to Sequence Edit View Press the MENU key to open the root menu, then select [Sequence] (see 3.3.1). While the Sequence Control View is displayed, if you push the [Edit] soft-key, the execution transitions to the Sequence Edit View. Sequence icon DP240S/DP360S...
  • Page 92 4. Advanced Operation  Edit a sequence 1. Push [Osc] soft-key on Sequence Edit View, then select AC/DC mode and 100 V/200 V range. To edit the saved sequence, load the sequence (see 4.2.6). 2. Set the parameter of each step. You can move between each step by changing [Step No.]. Step number PROGRAMMABLE AC POWER SOURCE...

  • Page 93: Load A Sequence

    4. You can set polarity of trigger output and pulse width by selecting [Misc] soft-key  [2: Trig Out]. 4.2.6 Load a Sequence -------- Notes ------------------------------------------------------------------------------------------------------------  When the sequence is loaded, the sequence being edited at that time is discarded.  In Sequence Control View, a sequence cannot be loaded. ----------------------------------------------------------------------------------------------------------------------------- DP240S/DP360S...
  • Page 94 4. Advanced Operation  Load the sequence stored in the internal memory 1. In Sequence Edit View, select [File] soft-key  [2: Recall]. Sequence Recall View is opened. 2. In the [From] item, select [1: System]. PROGRAMMABLE AC POWER SOURCE...
  • Page 95 3. Specify the memory number of the sequence to be loaded in [Memory No.] item, and then push [Recall] soft-key. 4. The confirmation window for loading the sequence opens. Select [OK]. The sequence with the specified memory number is loaded. DP240S/DP360S...
  • Page 96 4. Advanced Operation  Load the sequence stored in the USB memory For how to connect USB memory to this product, and how to disconnect from this product, see 4.9. 1. In Sequence Edit View, select [File] soft-key  [2: Recall]. Sequence Recall View is opened. 2.
  • Page 97 -------- Notes ------------------------------------------------------------------------------------------------------------  The number of sequence data files saved in a USB memory should be 500 or less. If the number of files exceeds this limit, the product cannot recognize the sequence data files in the USB memory. ----------------------------------------------------------------------------------------------------------------------------- DP240S/DP360S...

  • Page 98: Execute A Sequence

    4. Advanced Operation 4.2.7 Execute a Sequence The edited sequence can be executed after converted to executable program by compile operation.  Transition to Sequence Control View When pushing [Compile] soft-key in the Sequence Edit View, the edited sequence is compiled, and then the screen transitions to Sequence Control View.
  • Page 99 Sequence Control View. At this point, the output is in the state set in the step No. 0. When a sequence is stopped, the icon is displayed. 2. When pushing [Start] soft-key, the sequence is started. While the sequence is executed, icon is displayed. DP240S/DP360S...
  • Page 100 4. Advanced Operation 3. When [Stop] soft-key is pushed while sequence is executed, the execution transitions to the output state that is set in the step No. 0, and then sequence is terminated. The output remains -------- Notes ------------------------------------------------------------------------------------------------------------  In the output off state, the sequence cannot be started. ...
  • Page 101 1. When pushing [Hold] soft-key while a sequence is executed, the sequence is suspended. The output state is kept while suspended. Icon is displayed. 2. To restart the sequence, push [Resume] soft-key. If you push [Stop] soft-key, the execution transitions to step No. 0 and the sequence is terminated. DP240S/DP360S...

  • Page 102: Save A Sequence

    4. Advanced Operation  Branch a sequence If you push [Bran1] or [Bran2] soft-key while a sequence is executing, the execution transitions to the branch step 1 or 2 that is set in the step being executed. 4.2.8 Save a Sequence -------- Notes ------------------------------------------------------------------------------------------------------------ ...
  • Page 103 3. Specify the memory number of location to save in [Memory No.] item, and then push [Store] soft-key. 4. A window to confirm the save name opens. Enter the name, and then select [OK]. For how to enter a string, see 3.3.6. DP240S/DP360S...
  • Page 104 4. Advanced Operation  Save a sequence to USB memory For how to connect USB memory to this product, and how to disconnect from this product, see 4.9. 1. In Sequence Edit View, select [File] soft-key  [1: Store]. Sequence Store View is opened. 2.
  • Page 105 -------- Notes ------------------------------------------------------------------------------------------------------------  The number of sequence data files saved in a USB memory should be 500 or less. If the number of files exceeds this limit, the product cannot recognize the sequence data files in the USB memory. ----------------------------------------------------------------------------------------------------------------------------- DP240S/DP360S...

  • Page 106: Clear/Rename Sequence

    4. Advanced Operation 4.2.9 Clear/Rename Sequence  Clear/Rename a sequence saved in internal memory 1. In Sequence Edit View, select [File] soft-key  [1: Store]. Sequence Store View is opened. 2. In the [To] item, select [1: System]. PROGRAMMABLE AC POWER SOURCE...
  • Page 107 3. Specify the number of memory to be operated in [Memory No.] item. 4. To clear, push [Clear] soft-key. Confirmation message is displayed. Select [OK]. In the cleared number of the memory, the sequence data at factory shipment is stored. DP240S/DP360S...
  • Page 108 4. Advanced Operation 5. To rename, push [Rename] soft-key. Rename window opens. Enter a new name and then select [OK]. For how to enter a string, see 3.3.6.  Delete/Rename a sequence saved in USB memory For how to connect USB memory to this product, and how to disconnect from this product, see 4.9. 1.
  • Page 109 2. In the [To] item, select [2: USB]. 3. Select the data that is the target of the operation in the data list box. 4. To clear, push [Delete] soft-key. Confirmation message is displayed. Select [OK]. The corresponding file in USB memory is deleted. DP240S/DP360S...

  • Page 110: Set So As The Sequence Function Is Selected At Power-On

    4. Advanced Operation 5. To rename, push [Rename] soft-key. Rename window opens. Enter a new name and then select [OK]. For how to enter a string, see 3.3.6. 4.2.10 Set so as the Sequence Function is Selected at Power-on You can set so as the Sequence function is selected at power-on. ...

  • Page 111: Sequence Control By Control I/O

    -------- Notes ------------------------------------------------------------------------------------------------------------  You cannot transition to root menu by pushing the MENU key in the Sequence Control View. To transition to the root menu, first move to the Sequence Edit View and then push the MENU key. ----------------------------------------------------------------------------------------------------------------------------- DP240S/DP360S...

  • Page 112: Figure 4-7 Sequence Edit View

    4. Advanced Operation  Sequence Edit View Icon Step number Step-control parameter Intra-Step parameter Figure 4-7 Sequence Edit View  Sequence Control View (output off state/sequence stopped) Icon Measured Value to be displayed Output setting of step No. 0 Figure 4-8 Sequence Control View (Output Off State) ...

  • Page 113: Using Power Fluctuation Testing (Simulation) Function

    The output by the Simulation function consists of six types of steps: Initial, Normal 1, Trans 1, Abnormal, Trans 2, and Normal 2. Before the simulation starts, the DP240S/DP360S stands by at the Initial Step. During the simulation, the step changes in the order of Initial, Normal 1, Trans 1, Abnormal, Trans 2, and Normal 2.

  • Page 114: Simulation Function Parameters

    4. Advanced Operation  Initial Step Initial Step is assigned to the stand-by state before the simulation starts. The DP240S/DP360S also moves to the Initial Step and becomes stand-by state after the simulation ends, except when the repeat count is specified to 0 (= infinite count).

  • Page 115: Figure 4-11 Simulation Function Steps

    Stop Phase, then performs the next step. When OFF is selected, the step transitions to the next step when the Step Time has elapsed regardless of the phase. When selecting ON, a numerical entry box in which you can specify the stop DP240S/DP360S...

  • Page 116: Output Examples Using Simulation Function

    The simulation in a series is repeated for the repeat count + 1. Setting the repeat count to zero (0) means an infinite count. When Repeat is set to OFF, the DP240S/DP360S executes the simulation only once and finishes it without performing the repeat operation.

  • Page 117: Figure 4-13 Voltage Change Simulation Example

    Step Time — 0.02 s 0.5 s AC voltage 100 V 100 V — 70 V — — Frequency 50 Hz 50 Hz — 50 Hz — — Start phase — — Stop Phase — — Repeat count 2 times DP240S/DP360S...

  • Page 118: Process Flow In A Step

    4. Advanced Operation 4.3.4 Process Flow in a Step Figure 4–14 shows the process flow in one step. The End operation causes the transition as shown in Figure 4–15. Start 開始 If the Start Phase is set to ON, the output starts with the set start phase. ステップ開始位相設定がオンなら，設定された開始位相から...
  • Page 119 1. In the Simulation Edit View, press the [Osc] soft-key, and then select 100 V or 200 V range. To create a new simulation from an existing one, load the existing one (see 4.3.6). 2. Set the parameter of each step. You can move between each step by changing [Step] item. DP240S/DP360S...
  • Page 120 4. Advanced Operation 3. You can select s or ms as the unit of Step Time by selecting [Misc] soft-key  [1: TimeUnit]. 4. You can set polarity of trigger output and pulse width by selecting [Misc] soft-key  [2: Trig Out].

  • Page 121: Loading A Simulation

     Simulation cannot be loaded in the Simulation Control View. -----------------------------------------------------------------------------------------------------------------------------  Load the simulation stored in the internal memory 1. In Simulation Edit View, select [File] soft-key  [2: Recall]. The Simulation Recall View opens. 2. In the [From] item, select [1: System]. DP240S/DP360S...
  • Page 122 4. Advanced Operation 3. Specify the memory number of simulation to be loaded in [Memory No.] item, and then push [Recall] soft-key. 4. The confirmation window for loading the simulation opens. Select [OK]. The simulation with the specified memory number is loaded. ...
  • Page 123 4.3 Using Power Fluctuation Testing (Simulation) Function 1. In Simulation Edit View, select [File] soft-key  [2: Recall]. The Simulation Recall View opens. 2. In the [From] item, select [2: USB]. 3. In the data list box, select the simulation to load. DP240S/DP360S...

  • Page 124: Executing Simulation

    4. Advanced Operation 4. Push the [Recall] soft-key. 5. The confirmation window for loading the simulation opens. Select [OK]. The specified simulation data is loaded. -------- Notes ------------------------------------------------------------------------------------------------------------  The number of simulation data files saved in a USB memory should be 500 or less. If the number of files exceeds this limit, the product cannot recognize the simulation data files in the USB memory.
  • Page 125 Simulation Control View. At this point, the output is in the state set in the Initial Step. When a simulation is stopped, the icon is displayed. 2. Press the [Start] soft-key to start the simulation. While the simulation is executed, icon is displayed. DP240S/DP360S...

  • Page 126: Saving Simulation

    4. Advanced Operation 3. When [Stop] soft-key is pushed while simulation is executed, the execution transitions to the output that is set in the Initial Step, and then simulation is terminated. -------- Notes ------------------------------------------------------------------------------------------------------------  In the output off state, the simulation cannot be started. ...
  • Page 127 3. Specify the memory number of location to save in [Memory No.] item, and then push [Store] soft-key. 4. A window to confirm the save name opens. Enter the name, and then select [OK]. For how to enter a string, see 3.3.6.  DP240S/DP360S...
  • Page 128 4. Advanced Operation  Saving the simulation in the USB memory For how to connect USB memory to this product, and how to disconnect from this product, see 4.9. 1. In the Simulation Edit View, press the select the [File] soft-key - [1: Store]. The Simulation Store View opens.
  • Page 129 -------- Notes ------------------------------------------------------------------------------------------------------------  The number of simulation data files saved in a USB memory should be 500 or less. If the number of files exceeds this limit, the product cannot recognize the simulation data files in the USB memory. ----------------------------------------------------------------------------------------------------------------------------- DP240S/DP360S...

  • Page 130: Clear/Rename Simulation

    4. Advanced Operation 4.3.9 Clear/Rename Simulation  Clearing/renaming a simulation saved in internal memory 1. In the Simulation Edit View, press the select the [File] soft-key - [1: Store]. The Simulation Store View opens. 2. In the [To] item, select [1: System]. PROGRAMMABLE AC POWER SOURCE...
  • Page 131 3. Set the number of memory to be operated in [Memory No.] item. 4. To clear, push [Clear] soft-key. Confirmation message is displayed. Select [OK]. In the cleared number of the memory, the simulation data at factory shipment is stored. DP240S/DP360S...
  • Page 132 4. Advanced Operation 5. To rename, push [Rename] soft-key. Rename window opens. Enter a new name and then select [OK]. For how to enter a string, see 3.3.6.  Erasing/renaming a simulation saved in USB memory For how to connect USB memory to this product, and how to disconnect from this product, see 4.9. 1.
  • Page 133 2. In the [To] item, select [2: USB]. 3. Select the data that is the target of the operation in the data list box. 4. To clear, push [Delete] soft-key. Confirmation message is displayed. Select [OK]. The corresponding file in USB memory is deleted. DP240S/DP360S...

  • Page 134: Set So As The Simulation Function Is Selected At Power-On

    4. Advanced Operation 5. To rename, push [Rename] soft-key. Rename window opens. Enter a new name and then select [OK]. For how to enter a string, see 3.3.6. 4.3.10 Set so as the Simulation Function is Selected at Power-on You can set so as the Simulation function is selected at power-on. ...

  • Page 135: Simulation Control By Control I/O

    -------- Notes ------------------------------------------------------------------------------------------------------------  You cannot transition to root menu by pushing the MENU key in the Simulation Control View. To transition to the root menu, first move to the Simulation Edit View and then push the MENU key. ----------------------------------------------------------------------------------------------------------------------------- DP240S/DP360S...

  • Page 136: Figure 4-16 Simulation Edit View

    4. Advanced Operation  Simulation Edit View Icon Step explanation diagram Repeat Step selection Step parameter Figure 4-16 Simulation Edit View  Simulation Control View (output off state, simulation stopped) Icon Measured Value to be displayed Output setting of Initial Step Figure 4-17 Simulation Control View (Output Off State, Simulation Stopped) ...

  • Page 137: Measuring Harmonic Current

    If a current with many harmonic components is supplied to the power line in high volume, the line voltage is distorted, causing problems such as malfunction of devices and overheated transformer which may result in accidents. Current 電流 Voltage 電圧 Figure 4-20 Current Waveform Containing Many Harmonic Components DP240S/DP360S...

  • Page 138: Basics

    4. Advanced Operation 4.4.2 Basics Harmonic current measurement function is available only for the Continuous function, AC-INT, and set frequency of 50 Hz or 60 Hz. The harmonic current components up to order 40 are displayed as the RMS and a percentage to fundamental wave component.

  • Page 139: Measuring Inrush Current

    Figure 4–21 shows the inrush current waveform of a small electric drill. The inrush current flows at 14 A peak, which is about four times of the rated current of 3.5 A. Voltage 電圧 100V/div Current 電流 10A/div Figure 4-21 Inrush Current Example DP240S/DP360S...

  • Page 140: Basics

    4. Advanced Operation It is necessary for an electric device with a large inrush current to use a power source with a sufficient current supplying capability. With a power source that cannot supply a sufficient inrush current, some electric devices may not start as they are not supplied with necessary power. This product has the ability to supply peak current up to four times of the RMS rating.

  • Page 141: Measurement Tips

    Clip ratio = Clipped sine wave peak value/Original sine wave peak value As shown in Table 4-8, the output voltage setting method differs depending on the clip depth setting method. Therefore, a clip ratio less than 100% makes the output voltage smaller than the setting. DP240S/DP360S...

  • Page 142: Table 4-8 Different Output Voltage Settings Depending On Clip Depth Setting Method

    4. Advanced Operation Table 4-8 Different Output Voltage Settings Depending on Clip Depth Setting Method Clip Depth Setting Method Output Voltage Setting Method Crest factor Sets the RMS of the clipped waveform Clip ratio Sets the RMS of the sine wave before clipping -------- Notes ------------------------------------------------------------------------------------------------------------ ...
  • Page 143 3. In the [No.] item, select the clipped sine wave to load. 4. In the [Type] item, select [1: Clip] (clip ratio) or [2: CF] (crest factor). 5. In the [CF] (or [Clip]) item, enter the crest factor (or clip ratio). DP240S/DP360S...

  • Page 144: Outputting Arbitrary Waveform

    4. Advanced Operation 6. To save the set content into memory, move the cursor to [Save], then press the ENTER key. 7. Move the cursor to [Close], then press the ENTER key. The clipped sine wave setting window closes. -------- Notes ------------------------------------------------------------------------------------------------------------ ...

  • Page 145: Arbitrary Waveform Creation Procedure

    2. Connect the USB memory that has the waveform data to this product. 3. Press the MEMORY key, or press the MENU key to move to the root menu and then select [Memory], to move to the Memory View. Select ARB Copy. DP240S/DP360S...
  • Page 146 4. Advanced Operation 4. In the [Direction] item, select [2: USB  SYS]. 5. In the [Memory No.] item, specify the transfer destination internal memory number. 6. From the data list box, select the arbitrary waveform to transfer. PROGRAMMABLE AC POWER SOURCE...
  • Page 147 8. In the [Name] item, enter the arbitrary waveform data name. Or, leave it as populated which is same as the file name in the USB memory. 9. Move the cursor to [OK], then press the ENTER key. The window is closed. DP240S/DP360S...

  • Page 148: Outputting Arbitrary Waveform

    4. Advanced Operation 4.7.5 Outputting Arbitrary Waveform  Operation Method 1. In the [Wave] item, select [ARB]. 2. Move the cursor to [Select], then select it. The setting window for the arbitrary waveform opens. 3. From the data list box, select the arbitrary waveform to output. PROGRAMMABLE AC POWER SOURCE...

  • Page 149: Using Memory Function

     Opening the Memory View 1. Press the MENU key to move to the root menu, then select [Memory] (or press the MEMORY key on the Continuous function screen). DP240S/DP360S...

  • Page 150: Basic Setting Memory

    4. Advanced Operation 2. The Memory View opens. 4.8.1 Basic Setting Memory The Basic Setting Memory collectively stores the output-related settings in the Continuous function (e.g. AC/DC mode, signal source, output range, AC setting, DC setting, current limiter, setting range limit).
  • Page 151 3. For the [To] item, select the destination [1: System] (internal memory) or [2: USB] (USB memory). 4. Specify the destination. (a) For the internal memory, specify the destination memory number in the [Memory No.] item, then press the [Store] soft-key. DP240S/DP360S...
  • Page 152 4. Advanced Operation (b) In the case of USB memory, push [New] soft-key to save for the first time. To overwrite the existing data, select the data to be overwritten in data list box, and push [Store] soft-key. Internal memory USB memory 5.
  • Page 153 (a) For the internal memory, specify the memory number in the [Memory No.] item, then press the [Recall] soft-key. (b) For the USB memory, in the data list box, select the data to load, then press the [Recall] soft-key. Internal memory USB memory 4. In the confirmation window that opens, select [OK]. DP240S/DP360S...
  • Page 154 4. Advanced Operation  Clearing, erasing, or renaming a Basic Setting Memory 1. In the Memory View, select [Setting Store]. 2. In the [To] item, select the object to operate [1: System] (internal memory) or [2: USB] (USB memory). 3. Specify the data to operate. (a) For the internal memory, specify the memory number in the [Memory No.] item.
  • Page 155 No. 0). Erasing the basic setting data in the USB memory deletes the applicable file. 5. To rename, push [Rename] soft-key. Rename window opens. Enter a new name and then select [OK]. For how to enter a string, see 3.3.6. DP240S/DP360S...
  • Page 156 4. Advanced Operation  Loading the factory defaults 1. In the Memory View, select [Setting Recall]. 2. In the [From] item, select [System]. 3. Push the [Factory] soft-key. In the confirmation window that opens, select [OK]. The factory default basic setting data are loaded. PROGRAMMABLE AC POWER SOURCE...

  • Page 157: Arbitrary Waveform Memory

    The paragraphs below describe how to copy the arbitrary waveform data from the internal memory to the USB memory. For how to copy from the USB memory to the internal memory, see 4.7.4. 1. In the Memory View, select [ARB Copy]. DP240S/DP360S...
  • Page 158 4. Advanced Operation 2. In the [Direction] item, select [SYS  USB]. 3. From the data list box, select the arbitrary waveform to copy. 4. Push the [Copy] soft-key. A window to confirm the save name opens. Enter the name. Select [OK] to copy.
  • Page 159 1. In the Memory View, select [ARB Copy]. 2. In the [Direction] item, select the object to operate. SYS  USB: Selects the internal memory as the target of the operation. USB  SYS: Selects the USB memory as the target of the operation. DP240S/DP360S...
  • Page 160 4. Advanced Operation 3. Select the data that is the target of the operation in the data list box. Internal memory USB memory 4. To clear/delete, push [Clear]/[Delete] soft-key. Confirmation message is displayed. Select [OK]. Clearing the internal Arbitrary Waveform Memory resets the data to triangle wave for memories from No.

  • Page 161: Sequence Memory

    Parameters of Sequence Function  SEQ Store In the Memory View, select [SEQ Store] to change to the Sequence Save View as below, allowing you to save, clear, and rename the sequence. For the operation method, see 4.2.8 and 4.2.9. DP240S/DP360S...

  • Page 162: Simulation Memory

    4. Advanced Operation  SEQ Recall In the Memory View, select [SEQ Recall] to change to the Sequence Recall View as below, allowing you to load the sequence. For the operation method, see 4.2.6. 4.8.4 Simulation Memory The user-created simulation can be saved in the Simulation Memory. Both the internal and USB memories can be selected as the Simulation Memory.

  • Page 163: Using Usb Memory Function

     Before removing the USB memory from this product, always perform the eject operation (see the next section). Removing the USB memory while it is being accessed may damage the data.  Do not turn off this product while it is accessing the data in the USB memory. DP240S/DP360S...

  • Page 164: Using Monitor Function

    4. Advanced Operation -------- Notes ------------------------------------------------------------------------------------------------------------  We do not guarantee that all USB memories can be operational with this product.  Use a FAT32-formatted USB memory. This product does not support the exFAT format which began to be supported from Windows Vista SP1. ...
  • Page 165 1. Press the MENU key to move to the root menu, then select [System]. 2. Put the cursor on [Setup] of the [Monitor] item, then press the ENTER key. 3. «Only for polyphase system» For the [Phs] item, select the desired phase. DP240S/DP360S...
  • Page 166 4. Advanced Operation 4. For the [Type] item, select the output voltage or current. 5. Put the cursor on [Close], then press the ENTER key. -------- Notes ------------------------------------------------------------------------------------------------------------  In a polyphase system, configure monitor setting for each of the phases using the L1 phase cabinet.

  • Page 167: Using Remote Sensing Function

     Do not input a signal having a different electric potential from the output terminal (for example, the signal at the secondary side of transformer) into the sensing input terminal. Connect the sensing input terminal to the output voltage detecting end (for example, load end) using a cable. DP240S/DP360S...
  • Page 168 4. Advanced Operation  Turning on/off Remote sensing function 1. Press the [Measure] soft-key, then select [2: Measure]. 2. Use the [Rmt Sense] item to turn on or off, if necessary. 3. When the Remote sensing function is turned on, the item symbol of the output voltage measured value is changed to "SV".

  • Page 169: Using Agc Function

    Meanwhile, in the Autocal function, the output voltage may not be calibrated properly when the load is fluctuated, but once Autocal is turned on, there is no response time needed for calibration. ----------------------------------------------------------------------------------------------------------------------------- DP240S/DP360S...
  • Page 170 4. Advanced Operation  Turning on the AGC function 1. Turn on the output. 2. Open the AGC/Autocal set window. Following two methods are available. (a) Shortcut operation: (b) Push the [Misc] soft-key and select [1: AGC/Auto Cal]. 3. Use the [Rmt Sense] item to set the Remote sensing function to on or off, if necessary. 4.
  • Page 171 2. In the [AGC] item, select [1: OFF]. When [OFF] is selected here, the AGC calibration finishes. 3. Use the [Rmt Sense] item to set the Remote sensing function to on or off, if necessary. 4. Close the window. DP240S/DP360S...

  • Page 172: Using Autocal Function

    4. Advanced Operation 4.13 Using Autocal Function The Autocal (Automatic Calibration) function calculates the ratio (calibration factor) of the output voltage measured value (effective value) versus the output voltage setting value when this function is turned on, and multiplies the gain of the output amplifier by the calculated value, intending to match the output voltage with the setting value.
  • Page 173 -----------------------------------------------------------------------------------------------------------------------------  Turning on the Autocal function 1. Turn on the output. 2. Open the AGC/Autocal set window. Following two methods are available. (a) Shortcut operation: (b) Push the [Misc] soft-key and select [1: AGC/Auto Cal]. DP240S/DP360S...
  • Page 174 4. Advanced Operation 3. Use the [Rmt Sense] item to set the Remote sensing function to on or off, if necessary. 4. Use the [Auto Cal] item to turn on or off the Autocal function. When [ON] is selected here, the calibration factor of the Autocal function is calculated, and the calibration is started.
  • Page 175 2. In the [Auto Cal] item, select [1: OFF]. When [OFF] is selected here, the Autocal calibration finishes, and the calibration factor is cleared. 3. Use the [Rmt Sense] item to set the Remote sensing function to on or off, if necessary. 4. Close the window. DP240S/DP360S...

  • Page 176: Adjusting Dc Offset

    4. Advanced Operation 4.14 Adjusting DC Offset Even when the output voltage is set to 0 V, the DC offset voltage from several mV to several tens mV may exist in the output. The DC offset adjustment function can reduce such DC voltage close to zero.
  • Page 177 2. «Only for the polyphase system» In the [Target Phs] item, specify the phase to perform the DC offset adjustment. 3. While checking the DC offset of the output voltage, adjust the value in the [DC Adj] item so that the DC offset gets close to zero. 4. Close the window. DP240S/DP360S...

  • Page 178: Using For Unbalanced Polyphase Output

    4. Advanced Operation 4.15 Using for Unbalanced Polyphase Output For the polyphase system, you can set the phase voltage and the phase to be unbalanced. The phase can be set to be unbalanced from 0.0 to 359.9 degrees for both L2 phase and L3 phase. ...
  • Page 179  Switching between the unbalanced mode and balanced mode is possible even in the output on state.  Depending on combined condition of the phase angle setting and load, an error message (ID: 53 Power Unit DCPS Overvoltage) may be displayed and the output may be turned off. ----------------------------------------------------------------------------------------------------------------------------- DP240S/DP360S...

  • Page 180: Using As Dc Power Supply

    4. Advanced Operation 4.16 Using as DC Power Supply You can use this product as a DC power supply by switching from the AC/DC mode to the DC mode or the ACDC mode. For the voltage setting range, see 10.6. -------- Notes ------------------------------------------------------------------------------------------------------------ ...

  • Page 181: Setting Voltage Using External Dc Input Signal

    1. Turn off the output, and enter the AC mode. Following two methods are available. (a) Shortcut operation: Every time you press the keys, the mode is switched to AC, ACDC, and DC in this order. (b) Press the [Osc] soft-key and select [1:AC/DC]. From the opened menu, select [1: AC]. DP240S/DP360S...
  • Page 182 4. Advanced Operation 2. Press the [Osc] soft-key and select [2:Source]. From the opened menu, select [2: VCA]. 3. Set the [Freq], [Wave], and [Gain] items. 4. Supply a DC voltage to the external signal input connector. 5. Turn on the output. PROGRAMMABLE AC POWER SOURCE...

  • Page 183: Using External Signal In Dc-Vca Mode

    1. Turn off the output, and enter the DC mode. Following two methods are available. (a) Shortcut operation: Every time you press the keys, the mode is switched to AC, ACDC, and DC in this order. (b) Press the [Osc] soft-key and select [1:AC/DC]. From the opened menu, select [3: DC]. DP240S/DP360S...

  • Page 184: Control Using External Control Function

    4. Advanced Operation 2. Press the [Osc] soft-key and select [2:Source]. From the opened menu, select [2: VCA]. 3. Set the [Gain] item. 4. Supply a DC voltage to the external signal input connector. 5. Turn on the output. 4.18 Control Using External Control Function The following functions can be selected.

  • Page 185: Using Control I/O

    Setting Memory in the Continuous function, or of the Sequence Memory in the Sequence function, or of the Simulation Memory in the Simulation function which has the number specified by the memory 1 and 2 inputs. For the Sequence and Simulation function, the compile is also performed. ----------------------------------------------------------------------------------------------------------------------------- DP240S/DP360S...

  • Page 186: Table 4-12 Control I/O Pin Assignment

    4. Advanced Operation Table 4-12 CONTROL I/O Pin Assignment Function Remarks Output Power On/Off Low: Off, High: On Low: On, High: Off (Negative) Output Output On/Off* Low: Off, High: On (Positive) Low: Active, High: None (Negative) Output Protection operation* Low: None, High: Active (Positive) Low: Active, High: None (Negative) Output Limiter operation*...
  • Page 187  Enabling/disabling external control function 1. Press the MENU key to move to the root menu, then select [System]. The system setting window opens. 2. In the [Ext Control] item, select [1: Disable] or [2: Enable]. See 4.18.2 about [3: DevCtrl]. DP240S/DP360S...
  • Page 188 4. Advanced Operation  Setting the polarity of the state output 1. Press the MENU key to move to the root menu, then select [System]. The system setting window opens. 2. In the [ExtOut Pol] item, select [1: Negative] or [2: Positive]. PROGRAMMABLE AC POWER SOURCE...
  • Page 189 2. Move the cursor to [Setup] next to the [Trig Out] item, and select it. The trigger output setting window opens. 3. Set the polarity (Positive/Negative) in the [Polarity] item, and set the pulse width in the [Width] item. 4. Move the cursor to [OK], then press the ENTER key. The trigger output setting window is closed. DP240S/DP360S...

  • Page 190: Control Of Dip

    4. Advanced Operation 4.18.2 Control of DIP Set external control function to DevCtrl and you can control DIP. Connect between CONTROL I/O connector of this product and CONTROL SIGNAL connector of DIP with the attached control cable (25 pin-37 pin +BNC) and connect the BNC connector of the control cable to the QUICK CHANGE SYNC INPUT connector.

  • Page 191: Synchronizing The Output Frequency With The Power Line Or The External Signal

    The measured synchronization frequency value is displayed in the measured value area on the screen. See 10.11 for the measurement specification of the synchronization frequency and 10.22.1 for the interface specification of the external synchronization signal. DP240S/DP360S...
  • Page 192 4. Advanced Operation -------- Notes ------------------------------------------------------------------------------------------------------------  The output on phase/off phase setting (3.4.7) is valid in SYNC also.  You cannot make the output on if synchronization is not performed.  When the switching from AC-SYNC or ACDC-SYNC mode to DC mode, the signal source is forcibly set to INT.

  • Page 193: Amplifying The External Signal Input

     You cannot amplify the external signal in the polyphase system. Also, you cannot select EXT or ADD for the signal source. -----------------------------------------------------------------------------------------------------------------------------  Operation procedure 1. Input the signal to be amplified from the external signal input connector. 2. Press the [Osc] soft-key and select [2: Source], then : select [4:EXT] or [5:ADD]. DP240S/DP360S...

  • Page 194: Turning The Output On Or Off Rapidly

    Activation of the Output Relay is Disabled Model 100 V Range 200 V Range DP240S DP360S Note 1: The reference value of output terminal at rear panel. Note 2: N indicates the number of the power units energized. -------- Notes ------------------------------------------------------------------------------------------------------------ ...
  • Page 195 2. In the [Relay Cntrl] item, select [2:Enable] or [1:Disable]. If you select [Enable], the activation of the output relay is enabled. If you select [Disable], the output relay is fixed to the on state and the operation to turn the output on/off is performed by the semiconductor device rapidly. DP240S/DP360S...

  • Page 196: Enabling Automatic Output-On At Power-On

    4. Advanced Operation 4.22 Enabling Automatic Output-On at Power-On You can set the automatic output-on after power-on. If you set the output-on at power-on setting to [ON], the message window as shown in Figure 4-24 is displayed for about 10 seconds after you turn on the power and the self check at start-up, until the output becomes on automatically.
  • Page 197 1. Press the MENU key to move to the root menu, then select [System]. The system setting window opens. 2. In the [PwON Output] item, select [2:ON] or [1:OFF]. When you select [ON], the automatic output-on at power-on is enabled. DP240S/DP360S...

  • Page 198: Power Unit Energization Setting (Using Under The Restricted Rated Power)

    You can enable or disable the energization for each power unit within this product. 3 kVA for DP240S and 4.5 kVA for DP360S are rated as power for a power unit. If the smaller power is needed for handling the load, you can disable the energization for some power units to reduce the power consumption of this product.
  • Page 199  If a failure occurs in a power unit for some reason, you can disable the energization for that unit to restart using this product with the remaining power units. For details, see 8.1.3. ----------------------------------------------------------------------------------------------------------------------------- DP240S/DP360S...

  • Page 200: Key Lock

    4. Advanced Operation 4.24 Key Lock If the key lock is enabled, the operations using keys, jog, or the shuttle are not accepted. The acceptable operations are for enabling the output off and the key lock only. This function helps to avoid the incorrect user operations during running.

  • Page 201: Changing The Background Color And The Contrast Of The Screen

    (b) Press the MENU key to move to the root menu, then select [System]. The system setting window opens. Put the cursor on [Setup] next to the [LCD] item, then press the ENTER key. 2. In the [Color] item, select [1: Blue] (blue tone) or [2: White] (white tone). DP240S/DP360S...
  • Page 202 4. Advanced Operation 3. In the [Contrast] item, set the contrast value. 4. Close the window. -------- Notes ------------------------------------------------------------------------------------------------------------  The L2 and L3 cabinets in a polyphase system accept the Shortcut operation for this function. In this case, if other window is being displayed, that window closes and the window for adjusting LCD opens only on the cabinet on which you performed the operation.

  • Page 203: Restoring To The Factory Default Setting (Reset)

    External input gain  Phase to be measured Output function  Continuous DC offset × 0 mV  Measurement display mode Normal Measurement unit selection  Power unit energization setting × All enabled (energization)  Remote sensing   Autocal DP240S/DP360S...
  • Page 204 4. Advanced Operation Table 4-16 Setting Items to be Reset (Continued) Setting Item Reset Factory default setting LCD display × Blue tone  Beep  Key lock  Output relay control Enable  Output setting at power-on  Trigger output setting Negative, 10 ms ...
  • Page 205  If you reset the product, the content in the Basic Setting Memory will not be cleared. Once restarted, the setting of the Basic Setting Memory No.1 is recalled. To reset the setting after restart to the factory default setting, see 4.8.1 to clear the content of the Basic Setting Memory No.1. ----------------------------------------------------------------------------------------------------------------------------- DP240S/DP360S...

  • Page 207: Description Of Screen And Menu

    5. Description of Screen and Menu Screen Configuration ······································· 190 Menu Composition ·········································· 194 DP240S/DP360S...

  • Page 208: Screen Configuration

    5. Description of Screen and Menu Screen Configuration Figure 5–1 shows the basic screen configuration. It consists of display areas marked as "a" to "i". The description of each area is shown in Table 5-1. Figure 5-1 Component Name (Display Areas on the Screen) Table 5-1 Component Name (Display Areas on the Screen) Symbol Area name...

  • Page 209: Status Icon

    The sequence or simulation is running. 4.2.12, 4.3.12 Stand by The sequence or simulation stands by. 4.2.12, 4.3.12 Sequence suspended The sequence is suspended. 4.2.12, 4.3.12 Unadjusted Unadjusted. This icon means the abnormal — state of the product. Contact us or our agent. DP240S/DP360S...

  • Page 210: Measured Value Display Items

    5. Description of Screen and Menu 5.1.2 Measured Value Display Items The items displayed in the measured value area are shown in Table 5-3. Table 5-3 Measured Value Display Items Item Description Icon Represents the phase and type of the measured voltage display. Output voltage of the single-phase two-wire Phase voltage of the single-phase three-wire L1 phase Phase voltage of the single-phase three-wire L2 phase...

  • Page 211: Output Setting Display Items

    Gain of the external signal Source Synchronization signal source 5.1.4 Warning and Error Display If a warning or error occurs, an error message is displayed in the measured value area and the output display area. For details on error messages, see 8.1. DP240S/DP360S...

  • Page 212: Menu Composition

    5. Description of Screen and Menu Menu Composition The menu composition of this product is shown in Figure 5–2. Press the MENU key to move to the root menu. Root Continuous Sequence Simulation Memory System －Sequence Edit －Simulation Edit －Setting Store －Osc －Reset －Sequence Control...

  • Page 213: Menus Of The Sequence Function

    Branches to a step of the branch 2. It is displayed in the sequence running state. Measure Makes the measured value display settings. It is displayed in the sequence stopped state. Edit Displays the Sequence Edit View. It is displayed in the output off state. DP240S/DP360S...

  • Page 214: Menus Of The Simulation Function

    5. Description of Screen and Menu 5.2.3 Menus of the Simulation Function The menus of the Simulation function are shown in Table 5-7. You can open each menu by using a soft-key. For how to use the Simulation function, see 4.3. Table 5-7 Menus of the Simulation Function Menu Description...

  • Page 215: System Menus

    Disconnects the USB memory before removing it. Trig Out Makes the trigger output settings in the Sequence and the 4.2,4.3 Simulation. PU-ON Makes the power unit energization settings. 4.23 Information Displays the system information. ExtOut Pol Specifies the external control state output polarity. 4.18.1 DP240S/DP360S...

  • Page 217: Remote Control

    6. Remote Control Communication Interface ·································· 200 Remote/Local State Switching ··························· 208 DP240S/DP360S...

  • Page 218: Communication Interface

    6. Remote Control Communication Interface This product is provided with the USB and RS232 communication interfaces as standard and is remote-controllable by a computer. Also, either GPIB or LAN communication interface can be chosen when ordering. The remote control allows almost all the operations available on the control panel to be performed.
  • Page 219 2. Put the cursor on [Setup] next to the [Remote] item, then press the ENTER key. The remote setting window opens. 3. In the [Interface] item, select [USB]. 4. The window shows [Terminator] and [USB ID]. For the USB ID, see the explanation in the next section. Select [OK] to close the window. DP240S/DP360S...

  • Page 220: Rs232

     The use of USB hub may cause the product not to communicate properly. -----------------------------------------------------------------------------------------------------------------------------  About USB ID Used for a system connected with multiple DP240S/DP360S programmable AC power sources through USB, to enable the application identify each source. The USB ID is represented in the following format.
  • Page 221 2. Put the cursor on [Setup] next to the [Remote] item, then press the ENTER key. The remote setting window opens. 3. In the [Interface] item, select [RS232]. 4. Set each item. 5. Use a D-sub 9-pin cross cable to connect this product to the computer. The connector is on the rear of this product. DP240S/DP360S...

  • Page 222: Gpib

    6. Remote Control -------- Notes ------------------------------------------------------------------------------------------------------------  Avoid use in a place under electrically noisy environment.  Turn off this product and the computer before connecting or disconnecting the cable.  Binary transmission is not supported. ----------------------------------------------------------------------------------------------------------------------------- 6.1.3 GPIB The product is compliant with the GPIB IEEE Standard 488.1-1987. For the GPIB interface specifications, see 10.27.
  • Page 223  Do not set the same address as the one used for any other device connected to the same bus. Otherwise, the product cannot communicate properly.  Binary transmission is not supported.  Query for the main unit status byte using a serial poll is not supported. ----------------------------------------------------------------------------------------------------------------------------- DP240S/DP360S...

  • Page 224: Lan

    6. Remote Control 6.1.4 LAN For the interface specifications, see 10.27. For how to set LAN interface, refer to the Instruction Manual (Remote Control).  Operation procedure 1. Connect this product and computer with LAN cable. LAN connector is available on the rear of this product.
  • Page 225 IP, *** is displayed because it is uncertain except for MAC Address immediately after interface switching. After assignment, the display such as IP Address will be updated. Refer to the matters for IP address setting etc. For details, refer to “Instruction Manual (Remote Control)" contained in the CD-ROM. DP240S/DP360S...

  • Page 226: Remote/Local State Switching

    6. Remote Control MAC Address： Device-specific address (physical address). It cannot be changed. It is 8 bit delimited, hexadecimal notation. IP Address： In IP (Internet Protocol), you can check the address (logical address) for identifying the device. The range from 192.168.0.0 to 192.168.255.255 is a private IP address that you can freely use in a small local network (Class C).

  • Page 227: Options

    7. Options Remote Controller ··········································· 210 System Cable (for Polyphase System) ················ 210 Replacement Air Filter ······································ 211 DP240S/DP360S...

  • Page 228: Remote Controller

    For how to configure the polyphase system, see 2.5.2. Table 7-1 System Cable Model name Product name Target model PA-001-1720 System Cable (1P3W) DP240S PA-001-2715 System Cable (1P3W) DP360S PA-001-2716 System Cable (3P4W) DP240S PA-001-2717...

  • Page 229: Replacement Air Filter

    Figure 7-2. For how to replace the air filters, see 9.2. Table 7-2 Replacement Air Filter Model Names Numbers per- Model name Product name Description DP240S DP360S PA-001-2718 Replacement air filter 1 For the Front grill 1, 1 piece PA-001-2719 Replacement air filter A...

  • Page 231: Troubleshooting

    8. Troubleshooting Error Messages and Error Handling ···················· 214 When a Failure is Suspected ····························· 221 DP240S/DP360S...

  • Page 232: Error Messages And Error Handling

    8. Troubleshooting Error Messages and Error Handling 8.1.1 Error Message Screen An error message screen opens as shown in Figure 8–1, for example, in case that the protection function is activated. The description of each item is shown in Table 8-1. Figure 8-1 Error Message Screen Example Table 8-1 Description of the Error Message Screen Symbol...

  • Page 233: If An Error Occurs Repeatedly

    If the error still exists, the product or the power unit in the product may be faulty. Repair is needed in this case. Contact the seller (NF Corporation or our agent) from whom you purchased the product. Even though one of the power units is faulty, the product can be used by disconnecting the faulty power unit and using the rest of them.

  • Page 234: Protection Operation Types

    8. Troubleshooting -------- Notes ------------------------------------------------------------------------------------------------------------  The E mark does not mean it is faulty but indicates the protection operation was activated. In some cases such as the protection operation was activated in a chain-reaction manner, the E mark may appear on a normal power unit. A power unit is judged as faulty by checking whether the error repeats or not after the power unit is restarted as described in the step 2.

  • Page 235: Error Message List

    Remote Controller Error Message Communication with the remote controller display only cannot be made. Make sure the remote controller cable is connected properly. Internal Memory Error Message The internal memory has an error. display only DP240S/DP360S...
  • Page 236 Calibration Data Error ME Message The adjustment data is abnormal. Cycle the display only power. If it still occurs, contact the seller (NF Corporation or our agent) from whom you purchased the product. Line Overvoltage System The power input voltage is excessive. Check Lock if the power input is appropriate.
  • Page 237 Power Unit Internal Error Output Off This is a power unit internal error. If it occurs repeatedly, contact the seller (NF Corporation or our agent) from whom you purchased the product. Limiting The active wattage limiter is activated.
  • Page 238 8. Troubleshooting Table 8-2 Error Message List (Continued) Message Protection type Cause or Necessary action Polyphase Connection Message A phase configuration is detected that is Updated display only different from the previous one. Icon The power unit or the system has not display been adjusted.

  • Page 239: When A Failure Is Suspected

    When a Failure is Suspected When a symptom occurs that suspects a failure, take an action according to Table 8-3. If it does not solve the problem, contact the seller (NF Corporation or our agent) from whom you purchased the product.
  • Page 240 8. Troubleshooting Table 8-3 Actions When a Failure is Suspected (Continued) Category Symptom Possible Cause Necessary Actions Problem at The line The signal source is not Set the signal source to SYNC and output setting synchronization set to SYNC. the external synchronization signal source to LINE.
  • Page 241 4.20 A low frequency For a frequency lower than 10 Hz, the (less than 10 Hz) measurement cycle is a fixed value and is set. thus the measured value may not be stable. DP240S/DP360S...
  • Page 242 8. Troubleshooting Table 8-3 Actions When a Failure is Suspected (Continued) Category Symptom Possible Cause Necessary Actions Limiter/setti The output The output current While the peak current limiter is ng range current overshoot occurred for activated, the overshoot may limitation- peak-hold value the limit value.
  • Page 243 4.1.1 Memory The memory The output is on. The output on state does not allow function- cannot be the recall. Turn the output off. related recalled. problem DP240S/DP360S...
  • Page 244 8. Troubleshooting Table 8-3 Actions When a Failure is Suspected (Continued) Category Symptom Possible Cause Necessary Actions Sequence/ The Sequence The output is off. Turn on the output, then start the Simulation- cannot be sequence. related started. problem The specified The Stop Phase is When the stop phase setting is Step Time is...

  • Page 245: Maintenance

    9. Maintenance Preface ························································· 228 Daily Maintenance ·········································· 228 Storage, Repackaging, Transportation ················· 230 Checking Firmware Version ······························ 231 DP240S/DP360S...

  • Page 246: Preface

    9. Maintenance Preface This chapter describes:  daily maintenance  cautions and storing for nonuse over a long period  cautions and repackaging for transportation  checking firmware version For the simple operation check, see 2.6. Daily Maintenance The product shall be installed in a location that satisfies the installation conditions (see 2.2). ...
  • Page 247 3. Rinse the removed air filters with water to remove dirt and clog. Dry them completely. 4. Remount them in reverse order of steps 1 to 5. WARNING  While removing the air filters and the front grill, do not supply the power from the distribution board. Otherwise, an electric shock might occur. DP240S/DP360S...

  • Page 248: Storage, Repackaging, Transportation

    9. Maintenance Storage, Repackaging, Transportation The product shall be stored in a location that satisfies the installation conditions (see 2.2).  Storage when unused for a long time  Remove the power cable from the distribution board and the product. ...

  • Page 249: Checking Firmware Version

    2. Put the cursor on [View] next to the [Information] item, then press the ENTER key. 3. The Information window opens. The firmware version is shown at the [Firmware Version] item. Note: This is a screenshot with firmware version 1.00. DP240S/DP360S...

  • Page 251: Specifications

    10.27 External Interface ··········································· 255 10.28 USB Memory Interface ····································· 256 10.29 Waveform Monitor Output ································· 256 10.30 Operation Environment ···································· 257 10.31 Externals, Weight, and Terminal Block ················ 258 10.32 Option ·························································· 258 10.33 Outline Dimensional Drawing ···························· 259 DP240S/DP360S...
  • Page 252 A value without the accuracy is the nominal value or representative value (shown as typ.). DP240S/DP360S corresponds to Clause 2 (8) Frequency converter, Appendix 1 of Export Trade Control Ordinance. The permission for exportation of the Japanese Administration is necessary for export outside Japan.

  • Page 253: Output Function

    10.1 Output Function 10.1 Output Function DP240S DP360S Output function Continuous, Sequence, Simulation 10.2 Output Range DP240S DP360S Output range 100 V range, 200 V range 10.3 AC/DC Mode DP240S DP360S AC/DC mode AC, AC+DC, DC Description The signal source and amplification section of this product are AC-coupled, and the DC component is canceled.

  • Page 254: Signal Source

    10. Specifications 10.4 Signal Source DP240S DP360S Signal source INT, VCA, SYNC, EXT, ADD Description Uses the internal signal source. Sets the output voltage, output waveform, frequency, output on phase, and output off phase by using the panel or the external interface such as USB.

  • Page 255: Ac Output

    10.5 AC Output 10.5 AC Output [V]=Vrms, [A]=Arms unless otherwise noted. DP240S DP360S Mode Single-phase two-wire Floating output, the Lo terminal can be grounded. Setting mode *1 Balanced mode, Unbalanced mode Rated output voltage 100 V / 200 V Voltage setting range...

  • Page 256: Dc Output

    *11: In the case of the AC mode and 23 °C5 °C. 10.6 DC Output [V]=Vdc, [A]=Adc, the polarity is relative to the Lo terminal, unless otherwise noted. DP240S DP360S Mode Floating output, the Lo terminal can be grounded. Rated output voltage...

  • Page 257: Output Voltage Stability

    10.7 Output Voltage Stability 10.7 Output Voltage Stability DP240S DP360S Fluctuation with Within 0.15 % (typ.) input voltage Fluctuation with Within 0.15 V / 0.30 V output current 45 Hz to 65 Hz Within 0.15 V / 0.30 V 40 Hz to 550 Hz Within 0.5 V / 1.0 V...

  • Page 258: Withstand Voltage And Insulation Resistance

    10. Specifications 10.10 Withstand Voltage and Insulation Resistance Power input - Output/Chassis and Power input/Chassis - Output DP240S DP360S Withstand voltage AC 1500 V or DC 2130 V, 1 minute. Insulation resistance 30 MΩ or higher (DC 500 V) 10.11 Measurement Function All accuracy of the measurement function is indicated for 23 °C5 °C.
  • Page 259 10.11 Measurement Function Current *23 *24 DP240S DP360S Effectiv Full scale 320 A / 160 A 480 A / 240 A e value Resolutio 0.1 A (rms) Accuracy DC, 45 Hz to 65 Hz  (1 % of rdg + 0.7 A / 0.4 A) ...

  • Page 260: Power Unit Energization Setting

    10. Specifications Load power factor, Load crest factor DP240S DP360S Power Measuremen 0.00 to 1.00 factor t range Resolution 0.01 Crest Measuremen 0.00 to 50.00 factor t range Resolution 0.01 *32: The power factor is not displayed in the DC mode.

  • Page 261: Current Limiter

    Setting ranges and factory defaults when working unit number changed (example) If the number of working units is changed from 8(max.) to 7, setting ranges and factory defaults of each current limiter become 7/8 of those above. Here is an example of DP240S: Peak current limiter...

  • Page 262: Setting Range Limit Function

    EXT and ADD. In the polyphase system, the setting is common to all the phases. Voltage setting limit 1 (in the AC mode, and sine wave or clipped sine wave is selected) DP240S DP360S Setting range...

  • Page 263: Remote Sensing

    Effective only for AC-INT, AC-VCA, AC-SYNC, DC-INT, and DC-VCA and when the waveform is sine wave or DC. It is turned off when the Sequence or Simulation is selected. It cannot be selected when the Autocal is set to on. DP240S DP360S Response time Within 100 ms (typ.)

  • Page 264: Autocal (Output Voltage Compensation)

    Effective only for AC-INT, AC-VCA, AC-SYNC, DC-INT, and DC-VCA and when the waveform is sine wave or DC. It is turned off when the Sequence or Simulation is selected. It cannot be selected when the AGC is set to on. DP240S DP360S Restriction when on...

  • Page 265: Sequence

    10.18 Sequence 10.18 Sequence Effective only for AC-INT, AC+DC-INT, and DC-INT. DP240S DP360S Number of memories 5 (non-volatile) Number of steps Maximum 255 (for each sequence) Setting range of Step 0.0010 s to 999.9999 s Time Intra-Step behavior Constant, Keep, Linear Sweep...

  • Page 266: Simulation

    AC+DC-INT. Note that it does not support IEC or other standards test. When performing the tests specified by the standards, use appropriate peripheral equipment. In the polyphase system, only the balanced mode is available. DP240S DP360S Number of memories 5 (non-volatile)

  • Page 267: Clipped Sine Wave

    10.20 Clipped Sine Wave 10.20 Clipped Sine Wave The peak clipped sine wave can be output, based on the crest factor (CF) setting or the percent setting to the peak value. DP240S DP360S Number of memories 3 (non-volatile) Variable range 1.10 to 1.41...

  • Page 268: External Signal Input

    When the signal source is SYNC, you can select whether to synchronize with this external signal input or the power input frequency of the product. When synchronizing with the power input frequency, no signal input is needed. DP240S/DP360S Factory default Synchronization signal source switch...

  • Page 269: External Signal Input (Only Ext And Add)

    EXT: Output voltage (V) = External signal input (V)  Gain (V/V) ADD: Output voltage (V) = External signal input (V)  Gain (V/V) + Internal signal source setting (V) External signal input cannot be used for the polyphase system. DP240S/DP360S Factory default Setting Range for gain 100 V range: 0.0 to 220.0 times...

  • Page 270: Memory Function

    10. Specifications 10.24 Memory Function You can save basic settings (AC/DC mode, signal source, output range, AC setting, DC setting, current limiter, setting range limit, etc.) for each output phase configuration in the non-volatile Basic Setting Memory of No.1 to No.30, and recall them to use when the output is off. The No.1 setting is restored at power-on.

  • Page 271: Self-Diagnosis/Protection Function

    The following functions can be selected. Item Description Disable Disable the control input of the CONTROL I/O. The status output signal is output. （See 10.26.1 ） Enable Enable the CONTROL I/O.（See 10.26.1 ） DevCtrl You can control DIP.（See 10.26.2 ） DP240S/DP360S...

  • Page 272: Control I/O

    10. Specifications 10.26.1 CONTROL I/O When you enabled the external control from the menu, you can control this product by using the external signal (or non voltage contact). The state output is always on. The detection and state switching is done at 10 ms-cycle. If the Remote state is achieved by the external interface, a control input is ignored.

  • Page 273: Control Of Peripherals By Device Control

    LAN interface (IEEE802.3, LXI 1.4 Core 2011) *58 Item Description or Selection Factory default Terminal RJ-45 modular jack Transmission method Ethernet(100BASE-TX / 10BASE-T) Communication protocol SCPI-RAW Terminator “LF” IP address setting Auto, Fixed Auto *58: Binary transmission is not supported. DP240S/DP360S...

  • Page 274: Usb Memory Interface

    *60: The time stamp recorded on a file is different from the actual date and time. 10.29 Waveform Monitor Output This can monitor the waveform of the output voltage or current. (only one terminal) DP240S DP360S Number of work- 8, 7...

  • Page 275: Operation Environment

    10.30 Operation Environment 10.30 Operation Environment DP240S DP360S Operation Environment Indoor, Pollution Degree 2 Altitude 2000 m or lower Operating temperature/ 0 °C to +50 °C, 5 % to 85 %RH humidity The absolute humidity should be 1 to 25 g/m , without dew condensation.

  • Page 276: Externals, Weight, And Terminal Block

    Replacement air filters. Numbers needed to PA-001-2718 (grill 1) replace a whole model are: On order and PA-001-2719 (grill A) DP240S: 1, 1, 4, after purchase PA-001-2719 (grill 2, B) DP360S: 1, 2, 6. Types of front grills (for reference):...

  • Page 277: Figure 10-2 Dp240S

    10.33 Outline Dimensional Drawing 10.33 Outline Dimensional Drawing Figure 10-2 DP240S DP240S/DP360S...

  • Page 278: Figure 10-3 Dp360S

    10. Specifications Figure 10-3 DP360S PROGRAMMABLE AC POWER SOURCE...

  • Page 279: Figure 10-4 (Appendix) Taps For Anchor Brackets

    Thread length under equipment surface should be between 10 mm to 13 mm. Anchor brackets are recommended to be at least 3 mm thick steel or stainless steel with welded ribs. Figure 10-4 (Appendix) Taps for anchor brackets Note: Common to DP240S/DP360S DP240S/DP360S...
  • Page 280  Index  busy ................. 191 １ Ｃ 100 V range ............... 40 calibration ..............21 ２ CANCEL key ..........27, 28, 33 caster ..............11, 24 200 V range ............... 40 CF ............. 49, 125, 192 character string entry box .......... 35 Ａ...
  • Page 281 ............121 model naming system ..........2 installation environment ..........9 Monitor ............147, 197 INT ................37 Monitor function ............. 146 Intra-Step parameter ..........66, 96 monitor output connector .......... 26 Ipk-Hold ............ 48, 123, 192 DP240S/DP360S...
  • Page 282 power input cable holder ........13, 26 Ｎ power input terminal ..........26 power on/off .............. 28 Normal View ............. 51 power switch ............. 24 numeric keypad ........... 28, 34 power unit energization setting...30, 180, 191, 215 numerical entry box ........... 34 protection type ............
  • Page 283 SYNC ..............37, 173 synchronization ..........173, 191 synchronization frequency ......... 49 wattage limiter ..........65, 191 System Cable ............ 16, 210 waveform ..............41 SYSTEM I/O connector ..........26 window ..............190 System Lock ............216 System menu ............197 DP240S/DP360S...
  • Page 285 For repair service under warranty, the product must be returned to either NF or an agent designated by NF. The Purchaser shall prepay all shipping cost, duties and taxes for the product to NF from another country, and NF shall pay shipping charges to return the product to the purchaser.
  • Page 287  We assume no responsibility for influences resulting from the operations in this manual. ©Copyright 2015-2018, NF Corporation Programmable AC Power Source DP240S/DP360S Instruction Manual NF Corporation 6-3-20, Tsunashima Higashi, Kohoku-ku, Yokohama...
  • Page 289 NF Corporation 6-3-20, Tsunashima Higashi, Kohoku-ku, Yokohama 223-8508 JAPAN...

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