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NF EC1000SA Instruction Manual

Programmable ac/dc power source
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PROGRAMMABLE AC/DC POWER SOURCE
EC1000SA
Instruction Manual
NF Corporation
nbn Austria GmbH

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Summary of Contents for NF EC1000SA

  • Page 1 PROGRAMMABLE AC/DC POWER SOURCE EC1000SA Instruction Manual NF Corporation nbn Austria GmbH...
  • Page 2 DA00036667-003 PROGRAMMABLE AC/DC POWER SOURCE EC1000SA Instruction Manual...

  • Page 3: Preface

    5. MENUS Explains the LCD screen configuration and setting items of each menu. 6. REMOTE INTERFACE Describes the commands for controlling the EC1000SA via the USB interface or RS232 interface. 7. TROUBLESHOOTING Describes error messages and handlings when problems occur.

  • Page 4: Safety Precautions

        Safety Precautions     To ensure safe use, be sure to observe the following warnings and cautions. NF Corporation shall not be held liable for damages that arise from a failure to observe these warnings and cautions.
  • Page 5 Do not expose this product to water When this product is used in wet condition, it may cause an electric shock and a fire. If this product is exposed to water, unplug the power cord immediately, and contact NF Corporation or one of our agent.
  • Page 6 To help ensure environmental protection, please note the following precautions regarding disposal of this product. <1> This product contains a lithium battery. <2> The CCFL backlight of the LCD contains mercury. CCFL-LCDs are embedded in early models. <3> Use a professional industrial waste contractor to dispose of this product. EC1000SA...

  • Page 7: Table Of Contents

    Output on/off .................... 3-32 3.4.9 Using measurement functions ..............3-33 3.5 Output Characteristics .................. 3-36 4. ADVANCED OPERATION EXAMPLE ..............4-1 4.1 Use as a DC Power Source ................4-2 4.1.1 Connecting output terminal to load during DC output ........ 4-2 EC1000SA...
  • Page 8 EXEC input ....................5-13 5.2.6 Shortcut keys ................... 5-13 5.3 SET Menu ..................... 5-14 5.3.1 Output mode setting ................5-15 5.3.2 Output voltage range setting ..............5-16 5.3.3 Setting output voltage ................5-17 5.3.4 Setting output frequency ................5-18 EC1000SA...
  • Page 9 6.3.1 Overview of Programming Language ............6-13 6.3.2 Detailed command descriptions ............... 6-18 6.4 Command Tree ..................... 6-49 6.5 Status System ....................6-50 6.5.1 Status byte ....................6-51 6.5.2 Standard event status ................6-52 6.5.3 Operation status ..................6-54 EC1000SA...
  • Page 10 9.12 External Interface ..................9-15 9.13 Power Input ....................9-15 9.14 Withstand Voltage and Insulation Resistance ..........9-16 9.15 Safety, EMC and RoHS ................. 9-16 9.16 Ambient Temperature Range, Ambient Humidity Range, Etc......9-17 9.17 External Dimensions and Weight ..............9-18 viii EC1000SA...
  • Page 11 Figure 2-1. Ambient Temperature and Humidity Ranges ........... 2-4 Figure 2-2. Power Source Inlet ..................2-7 Figure 2-3. Operation Check ..................... 2-9 Figure 3-1. EC1000SA Operation Panel ................3-2 Figure 3-2. EC1000SA Front Panel ................... 3-3 Figure 3-3. EC1000SA Rear Panel ................... 3-4 Figure 3-4.
  • Page 12 Figure 7-3. Screen Display When Panel Operation Error Has Occurred......7-7 Figure 7-4. Screen Display When Warning Has Occurred ..........7-9 Figure 8-1. Air Filter Cleaning Steps ................. 8-3 Figure 8-2. SYSTEM INFORMATION Screen ..............8-6 Figure 9-1. Temperature and Humidity Ranges............... 9-17 Figure 9-2. External Dimensions ..................9-19 EC1000SA...
  • Page 13 Table3-12. Current Limiter Setting Ranges ..............3-28 Table3-13. Voltage and Frequency Setting Range Limiter ..........3-30 Table4-1. Panel Settings When Using EC1000SA as a DC Power Source ....... 4-2 Table4-2. Setting Range Options for Various Output Voltage Ranges ......4-5 Table4-3.
  • Page 14 Table7-3. Protection Function-Related Errors ..............7-6 Table7-4. Panel Operation Errors (1/2) ................7-7 Table7-5. Panel Operation Errors (2/2) ................7-8 Table7-6. Warning Messages (1/2) ................... 7-9 Table7-7. Warning Messages (2/2) ................. 7-10 Table7-8. Remote Error Message List ................7-11 EC1000SA...
  • Page 15 Table7-15. When Failure Is Suspected (Problem Related to Sequence Function) ..7-15 Table7-16. When Failure Is Suspected (Problem Related to Memory Function) ..... 7-15 Table7-17. When Failure Is Suspected (Problem Related to Limiter Setting Range Limit) ......... 7-16 Table7-18. When Failure Is Suspected (Other Problems) ..........7-16 xiii EC1000SA...
  • Page 16 1. OVERVIEW 1.1 General ................1-2 1.2 Features ................1-2 1.3 Applications ............... 1-3 1.4 List of Functions ..............1-4 1.5 Operation Principles ............1-6 EC1000SA...

  • Page 17: General

    1.1 General 1.1 General The EC1000SA programmable AC/DC power source is a power source that can output AC and DC power, features a compact design for convenient desktop use, and provides a wealth of measurement functions. Rated output voltage is 100 Vrms (100 V range) or 200 Vrms (200 V range), with maximum output capacity of 1 kVA (during AC 200 V input).

  • Page 18: Applications

    Research, development, and testing of various small-capacity built-in power source units Research, development, and testing of various compact consumer electronics devices Testing of battery-powered modules As power source for testing characteristics of relays and switches As power source for tests included in inspection lines for various devices EC1000SA...

  • Page 19: List Of Functions

    1.4 List of Functions 1.4 List of Functions The main functions of the EC1000SA are listed below. Table 1-1. List of Functions (1/2) Function Description Total of 8 modes (combinations of operation mode and signal source mode) Alternate current - internal signal source...

  • Page 20: Table1-2. List Of Functions (2/2)

    Status output: control Output level: 0 V/+5 V (open) Output impedance: 100 Ω Status items: Power on/off, output on/off, limiter operation, software busy, sequence operation step sync output Terminal: D-sub 25-pin multi-connector USB interface Standard equipped RS232 interface Standard equipped EC1000SA...

  • Page 21: Operation Principles

    1.5 Operation Principles 1.5 Operation Principles Figure 1-1 shows a block diagram of the EC1000SA. <2>CONTROLLER RS232 PANEL SYSTEM CONTROL CONTROL DISPLAY EXT SIG IN CONTROL ±2.2V MAX Zin=10kΩ EXT SYNC IN <4>AMP <1>PFC <3>AMP 1 INVERTER CONVERTER SUB-DCPS ～LINE 100V-230V...

  • Page 22: Preparations Before Use

    2. PREPARATIONS BEFORE USE 2.1 Checking Before Use ............2-2 2.2 Installation Environment ............ 2-3 2.3 Grounding and Power Supply Connection ......2-6 2.4 Simple Operation Checks ..........2-8 2.5 Calibration ............... 2-10 EC1000SA...

  • Page 23: Checking Before Use

    After opening the corrugated box, check the items contained in the box. If an abnormality such as a flaw or dent is found on the product, or an accessory is missing, contact NF Corporation or our agent. Appearance check Check that no abnormalities such as a flaw and dent are found on the panel, controls, connectors, and so forth.

  • Page 24: Installation Environment

    Condensation may form inside the product when the ambient temperature or humidity changes suddenly, for example, after transportation in winter. In such case, leave the product in room temperature enough time to evaporate the condensation, and then connect the product to the power source. EC1000SA...

  • Page 25: Figure 2-1. Ambient Temperature And Humidity Ranges

    The EC1000SA should be used indoors, and at altitude up to 2000 m. The EC1000SA uses a fan for forced-air cooling. To allow for ample air flow, be sure to maintain a gap of at least 50 cm between the air inlets and outlets along the sides and rear of this product and walls or other obstructions.
  • Page 26 2.2 Installation Environment Do not install the EC1000SA in the following locations: • Location with flammable gas → An explosion may occur. Never install and use this product in such a location. • Outdoors, or location exposed to direct sunlight or near a fire or heat source →...

  • Page 27: Grounding And Power Supply Connection

    2.3 Grounding and Power Supply Connection 2.3 Grounding and Power Supply Connection Be sure to ground the EC1000SA. WARNING ！ ！ ！ ！ This product uses a line filter. Be sure to ground this product. Otherwise, an electric shock may occur.

  • Page 28: Figure 2-2. Power Source Inlet

    The accompanying power cords are for use with this product only. Do not use them with other products or application systems. Use only the attached power code for connection to AC power line. The product itself has a withstand voltage of 1500 V AC. EC1000SA...

  • Page 29: Simple Operation Checks

    Check that the power goes on normally, and that the measured value set via the control panel is displayed correctly on the MEASURE screen. Operation steps 1. Set the EC1000SA power source switch to on. See “3.4.1 Power on/off”. ⇒ Operation starts once the power is on.

  • Page 30: Figure 2-3. Operation Check

    Check display. Figure 2-3. Operation Check ⇒ If the normal values are not displayed, it may be due to an operation fault. Contact NF Corporation or our agent. 4. When you turn off the power, check the OUTPUT on/off LED is off. Then press the power switch to the bottom ( ) position.

  • Page 31: Calibration

    2.5 Calibration 2.5 Calibration To calibrate the EC1000SA, contact NF Corporation or our agent. 2-10 EC1000SA...

  • Page 32: Panel And Basic Operations

    3.4.3 Setting output voltage range ........3-21 3.4.4 Setting waveform............3-23 3.4.5 Setting output voltage ..........3-24 3.4.6 Setting output frequency .......... 3-26 3.4.7 Using limiter functions ..........3-28 3.4.8 Output on/off ............3-32 3.4.9 Using measurement functions ........3-33 3.5 Output Characteristics ............. 3-36 EC1000SA...

  • Page 33: Panel Components And Operations

    Numbers shown after names in the following figures correspond to item numbers in the detailed descriptions below. CANCEL key ENTER key Output ON/OFF LED 3.4.8 MODIFY dial DIGIT key OUTPUT key 3.4.8 UP/DOWN keys Shortcut keys 5.2.6 Figure 3-1. EC1000SA Operation Panel EC1000SA...

  • Page 34: Front Panel

    3.1 Panel Components and Operations 3.1.2 Front panel Numbers shown after names in the following figures correspond to item numbers in the detailed descriptions below. Power switch 3.4.1 Intake vent Output outlets (universal type) 3.3.1 Figure 3-2. EC1000SA Front Panel EC1000SA...

  • Page 35: Rear Panel

    3.1 Panel Components and Operations 3.1.3 Rear panel External signal input/external sync signal input connector 3.3.5 Exhaust vent Output terminals 3.3.1 RS232 connector 3.3.2 LINE INPUT USB connector 3.3.3 External control I/O connector 3.3.4 Figure 3-3. EC1000SA Rear Panel EC1000SA...

  • Page 36: Display And Initial Settings At Power-On

    Initial settings Table3-1 to Table3-3 list the initial settings for the EC1000SA. When you reset this product, the items with a check mark in Table3-1 to Table3-3 are set to the initial setting value. Turn the output off, before reset.

  • Page 37: Table3-2. Settings In Memory (2/3)

    0.0 mV √ Adjusting DC offset 100 V range 0.0 mV DC mode 200 V range 0.0 mV Keylock Beep LCD contrast System settings LCD display color White(WHITE) Time unit Output on/off at power-on External control input enable/disable Disable(DISABLE) EC1000SA...

  • Page 38: Table3-3. Settings In Memory (3/3)

    3.2 Display and Initial Settings at Power-on Table3-3. Settings in Memory (3/3) Function Setting Initial setting Reset Interface Baud rate 9600 bps Terminator “CR” ”LF” Remote Parity None RS232 Stop bit 1 bit Data bit 8 bit Flow control None EC1000SA...

  • Page 39: I/O Terminals

    These outlets are used only for AC power. Use the rear output terminal for DC or AC+DC. Polarity follows the Japanese standard. Use the rear output terminal for polarity-related settings such as the initial phase. Output outlets (universal type) Figure 3-4. Output Outlets (Front) EC1000SA...

  • Page 40: Figure 3-5. Output Terminals (Rear)

    DC output is based on “Lo”, so that the + polarity setting sets “Hi = positive”, and the - polarity setting sets “Hi = negative”. Output terminal Figure 3-5. Output Terminals (Rear) WARNING ！ ！ ！ ！ When output is on, do not touch the output terminal block. To ensure safety, always attach the supplied terminal cover. EC1000SA...

  • Page 41: Figure 3-6. Connection To Output Terminals

    ！ ！ ！ ！ CAUTION When using the EC1000SA as a DC power supply, it is necessary to connect a diode for protection, depending on the load, such as a capacitor and inductor. For how to connect a diode for protection, See “4.1.1 Connecting output terminal to...

  • Page 42: Rs232 Connector

    3.3 I/O Terminals 3.3.2 RS232 connector EC1000SA is equipped with the RS232 interface to control from an external computer, See “6. REMOTE INTERFACE”. RS232 connector Figure 3-7. RS232 Connector -------- Notes ----------------------------------------------------------------------------------------------------------- Binary transmission is not supported. Use a cross cable.

  • Page 43: Usb Connector

    The use of USB hub may cause a communication failure. It is recommended to use fully-shield, short cable. ----------------------------------------------------------------------------------------------------------------------------- The specifications of USB interface are shown in “Table3-5. Specification of USB interface”. Table3-5. Specification of USB interface Item Description Interface USB1.1, USBTMC Already assigned for each device Terminator “LF” 3-12 EC1000SA...

  • Page 44: External Control I/O

    3.3 I/O Terminals 3.3.4 External control I/O The EC1000SA is equipped with an (8-bit) external control I/O connector to enable external control using digital signal input and status output using digital signals. The connector is a D-sub 25-pin type. External control I/O connector Figure 3-9.

  • Page 45: Table3-6. External Control I/O Connectors

    Note When peak current limiter (positive), peak current limiter (negative), RMS current limiter, or output power limiter is operated, it is recognized as a limiter operation on. External control input and output can be used when external control has been set as enabled. See “5.6.7 External control input enable/disable setting”. 3-14 EC1000SA...

  • Page 46: External Signal Input/External Sync Signal Input Terminal

    40 Hz to 500 Hz ∗External sync signal is not required when line synchronization is selected. Input voltage threshold value: Minimum pulse width 3 ms External signal input/ external sync signal input terminal Figure 3-10. EXT SIG IN/EXT SYNC IN Terminal 3-15 EC1000SA...

  • Page 47: Main Operation Example

    3.4.6 Setting output frequency ↓ Use current limiter and setting range limiter 3.4.7 Using limiter functions ↓ Output on 3.4.8 Output on/off ↓ Check measured value 3.4.9 Using measurement functions ↓ Output off 3.4.8 Output on/off ↓ Power-off 3.4.1 Power on/off 3-16 EC1000SA...

  • Page 48: Power On/Off

    When the POWER switch is set to “|”, the power goes on, and when it is set to “ ”, the power goes off. POWER switch Figure 3-11. POWER Switch a) Power-on Set the POWER switch to “|”. Startup screen is displayed. 3-17 EC1000SA...

  • Page 49: Figure 3-12. Example Of Main Operations Screen (In Ac-Int Mode)

    • Before turning off the power, make sure the OUTPUT setting is off. CAUTION ！ ！ ！ ！ • Before turning off the power of EC1000SA, always finish remote control. If turn off the power during remote control, it may be caused unconformity to internal memory state. 3-18...

  • Page 50: Setting Output Mode

    3.4 Main Operation Example 3.4.2 Setting output mode The EC1000SA provides the eight output modes listed in Table3-7. The output mode cannot be changed while output is on. Before changing the output mode, set output to off. Table3-7. Output Mode List...
  • Page 51 Selection box CANCEL ENTER 3. Press the key to move the cursor to the mode to be set. CANCEL ENTER ENTER 4. Press the key to set the selected mode. CANCEL ENTER 3-20 EC1000SA...

  • Page 52: Setting Output Voltage Range

    Negative voltage setting limit External input gain 0.0 to 220.0 0.0 to 440.0 times Operation steps To set the output voltage range, select in the SET menu. 1. Press the key to move the cursor to the icon. Cursor CANCEL ENTER 3-21 EC1000SA...
  • Page 53 CANCEL ENTER ENTER 4. Press the key. Then the icon appears in the status window. Status window CANCEL ENTER ⇒ The icon goes out, then the display will change to the selected output voltage range. 3-22 EC1000SA...

  • Page 54: Setting Waveform

    3.4 Main Operation Example 3.4.4 Setting waveform The EC1000SA allows to select a sine wave, square wave, or arbitrary waveform (16 types in all) as the waveform to be output, by using the control panel. Arbitrary waveforms are generated using data transfers via the USB interface.

  • Page 55: Setting Output Voltage

    ARB1 to ARB 16 0.0 to 880.0 Vp-p 0.1 Vp-p See “3.4.7 Using limiter functions”, when using a setting range limit for output voltage. See “5.3.3 Setting output voltage”, for output voltage setting ranges for other output modes. 3-24 EC1000SA...
  • Page 56 MODIFY dial and set a numerical value. The set value will be reflected in output immediately. Decrease Increase ENTER CANCEL 4. Press the key to close the modification box. 3-25 EC1000SA...

  • Page 57: Setting Output Frequency

    To set the output frequency, set in the SET menu. 1. Press the key to move the cursor to the icon. Cursor CANCEL ENTER ENTER 2. Press the key to display the modification box. Modification box CANCEL ENTER 3-26 EC1000SA...
  • Page 58 MODIFY dial and set a numerical value. The set value will be reflected in output immediately. Decrease Increase ENTER CANCEL 4. Press the key to close the modification box. 3-27 EC1000SA...

  • Page 59: Using Limiter Functions

    3.4.7 Using limiter functions a) Using current limiter The EC1000SA includes a peak current limiter function and a RMS current limiter function. Limiter settings are retained separately for 100 V and 200 V ranges. Setting range limits can be set for output voltage and output frequency.
  • Page 60 MODIFY dial and set a numerical value. The set value will be reflected in output immediately. Decrease Increase ENTER CANCEL 4. Press the key to close the modification box. 3-29 EC1000SA...

  • Page 61: Table3-13. Voltage And Frequency Setting Range Limiter

    3.4 Main Operation Example b) Using setting range limiter The EC1000SA internal mode (AC-INT, AC+DC-INT) and internal + external mode (AC-ADD, AC+DC-ADD) include setting range limiter functions for output voltage and output frequency. See “5.5.5 Setting range limiter (LIMIT)”, for details.
  • Page 62 MODIFY dial and set a numerical value. The set value will be reflected in output immediately. Decrease Increase ENTER CANCEL 7. After setting all of the items, press the key to close the modification box. 3-31 EC1000SA...

  • Page 63: Output On/Off

    3.4 Main Operation Example 3.4.8 Output on/off OUTPUT To turn the EC1000SA output on or off, simply press the key. When output is on, the output on/off LED goes on, and it goes off when the output is off. Output on/off LED on...

  • Page 64: Using Measurement Functions

    3.4 Main Operation Example 3.4.9 Using measurement functions The EC1000SA is equipped with the following measurement functions. • Voltage (RMS, average DC, peak) • Current (RMS, average DC, peak, peak hold) • Power (effective, reactive, apparent) • Synchronization frequency (external synchronization) •...
  • Page 65 CANCEL ENTER Cursor ENTER 2. Press the key to display the MISC menu. Press the key to move the cursor to “MEASURE”. CANCEL ENTER ENTER 3. Press the key to display the selection box. CANCEL ENTER Selection box 3-34 EC1000SA...
  • Page 66 5. Press the key to set the selected measurement display. Selected measurement display is shown. CANCEL ENTER 6. Press the TOP MENU key or CANCEL key to return to the SET menu screen. SEQUENCE START STOP HOLD LOCAL MENU 3-35 EC1000SA...

  • Page 67: Output Characteristics

    3.5 Output Characteristics 3.5 Output Characteristics The following charts show output voltage vs. output current of the EC1000SA (resistance load, 45 Hz to 65 Hz or DC, typical character). Figure 3-14 and Figure 3-15 show AC output characteristics, and Figure 3-16 and Figure 3-17 show DC output characteristics.

  • Page 68: Figure 3-16. Output Voltage(Dc) Vs. Output Current Characteristics

    100.0 200.0 200.0 220.0 220.0 Output voltage (V)/Rated output voltage (V) × 100 (%) Output voltage (V)/Rated output voltage (V) × 100 (%) Figure 3-17. Output Voltage (DC) vs. Output Current Characteristics (200 V AC Input, AC+DC-INT, AC=0) 3-37 EC1000SA...

  • Page 69: Advanced Operation Example

    4.7 Synchronize the Output with External Signal ....4-51 4.7.1 External signal synchronization ........ 4-52 4.7.2 Line synchronization ..........4-54 4.8 Using Memory Functions ..........4-55 4.9 Amplification of External Signal ........4-58 4.10 Adding External Signals and Internal Signals ....4-62 EC1000SA...

  • Page 70: Use As A Dc Power Source

    4.1 Use as a DC Power Source 4.1 Use as a DC Power Source When using the EC1000SA as a DC voltage source, select DC - Internal signal mode (AC+DC-INT), then enter the settings listed in Table4-1. AC components (sine wave, square wave, and arbitrary waveform) can be superimposed on the DC power source.

  • Page 71: Figure 4-1. Connection Of Block Diode

    Once a diode has been connected, a load that does not consume power keeps its voltage charged. The voltage of the load may be slightly higher due to the overshoot voltage and should be carefully monitored. EC1000SA Block diode Capacitor Figure 4-1.

  • Page 72: Selecting An Output Mode (Ac+Dc-Int Mode)

    ENTER 2. Press the key to display the selection box. Selection box CANCEL ENTER 3. Press the key to move the cursor to “AC+DC-INT”. Cursor CANCEL ENTER ENTER 4. Press the key to set the AC+DC-INT mode. CANCEL ENTER EC1000SA...

  • Page 73: Setting The Output Voltage Range

    The output voltage range cannot be changed when output is on. Operation steps 1. Press the key to move the cursor to the icon. Cursor CANCEL ENTER ENTER 2. Press the key to display the selection box. Selection box CANCEL ENTER EC1000SA...
  • Page 74 100 V or 200 V. CANCEL ENTER ENTER 4. Press the key. Then the icon appears in the status window. CANCEL ENTER ⇒ The icon goes out, then the output voltage range changes to the selected range. EC1000SA...

  • Page 75: Setting The Output Voltage

    “AC voltage” in the SET menu, then set a numerical value. Operation steps 1. Press the key to move the cursor to the icon. Cursor CANCEL ENTER ENTER 2. Press the key to display the modification box. Modification box CANCEL ENTER EC1000SA...
  • Page 76 MODIFY dial and set a numerical value. The set value will be reflected in output immediately. Decrease Increase ENTER CANCEL 4. Press the key to close the modification box. EC1000SA...

  • Page 77: Setting Output Frequency Of Superimposed Ac

    MODIFY dial and set a numerical value. The set value will be reflected in output immediately. Decrease Increase ENTER CANCEL 4. Press the key to close the modification box. EC1000SA...

  • Page 78: Setting Superimposed Ac Waveform

    CANCEL ENTER Cursor ENTER 2. Press the key to display the selection box. Selection box CANCEL ENTER 3. Press the key to move the cursor to the waveform to be output. CANCEL ENTER 4-10 EC1000SA...

  • Page 79: Using The Measurement Function

    When a measurement is out of range, “− − − − −” is displayed in the numerical value field. Select “AVG” to measure DC component only, or select “RMS” to measure the superimposed value of DC and AC components. The measurement values of peak voltage, peak current and harmonic current are reference values. 4-11 EC1000SA...
  • Page 80 Apparent power, reactive power, crest factor and peak current hold are calculated from equations below using previous calculated values. VA − × Apparent power: Reactive power: PF = Power factor: − peak peak Crest factor: Current peak hold: hold − peak peak 4-12 EC1000SA...
  • Page 81 CANCEL ENTER Cursor ENTER 2. Press the key to display the MISC menu. Press the key to move the cursor to “MEASURE”. CANCEL ENTER ENTER 3. Press the key to display the selection box. CANCEL ENTER Selection box 4-13 EC1000SA...
  • Page 82 50.0 Hz or 60.0 Hz. See “4.3 Measurement of Harmonic Current”. 6. Press the TOP MENU key or CANCEL key to return to the SET menu screen. SEQUENCE START STOP HOLD LOCAL MENU 4-14 EC1000SA...

  • Page 83: Measurement Of Inrush Current

    Since the rated current is 3.5 A, this represents a fourfold increase in the current flow. The EC1000SA can supply four times as a large peaked current as the maximum output current supporting such a usage. There is no need to use a power source with an extra large capacity in order to supply the inrush current (for a capacitor input circuit of CF = 4 or less).

  • Page 84: Set Phase At Output On

    MODIFY dial and set a numerical value. The set value will be reflected in output immediately. Decrease Increase ENTER CANCEL 4. Press the key to close the modification box. 4-16 EC1000SA...

  • Page 85: Set Measurement Display To Peak Value

    ⇒ The selection box is displayed. CANCEL ENTER Selection box ENTER 3. Press the key to move the cursor to “PEAK”, then press the key. ⇒ This sets the measurement display to the peak value (PEAK). CANCEL ENTER 4-17 EC1000SA...

  • Page 86: Reset The Peak Current Hold Value

    MENU 4.2.4 Reset the peak current hold value The EC1000SA includes a function that resets the peak current hold value. A reset sets the peak current hold value to 0 Apk, and the maximum peak value of current is updated until the next reset is performed.
  • Page 87 CANCEL ENTER 4. Press the TOP MENU key or CANCEL key to return to the SET menu screen. ⇒ The peak current hold value shown in measured value window becomes 0 Apk. SEQUENCE START STOP HOLD LOCAL MENU 4-19 EC1000SA...

  • Page 88: Measurement Of Harmonic Current

    The EC1000SA includes a function for measuring harmonic current. This measurement does not conform to the IEC or other standards.

  • Page 89: Figure 4-4. Example Of Harmonic Measurement Window Display

    Figure 4-4. Example of Harmonic Measurement Window Display 4. Press the key to switch the HC1, HC2, HC3, and HC4 screens. CANCEL 5. Press the key to end harmonic measurement and return to the TOP MENU (normal display). 4-21 EC1000SA...

  • Page 90: Using The Sequence Function

    4.4.1 Sequence operations When the sequence function of the EC1000SA is used, the pattern to be output can be freely programmed. For example, if a series of voltage change patterns that will be used in voltage variation tests for car electronics are programmed in advance, the output will change according to the sequence, so the test can be completed in one series of operations.

  • Page 91: Table4-4. Step Execution Parameters

    • Keep (KEEP Note The previous step end value is output.) Note When the [step operation type] is KEEP, the [output parameter] setting is ignored. 4-23 EC1000SA...

  • Page 92: Table4-5. Step Transition Parameters

    A step ends when the time specified by the [step time] has elapsed. If the [step end phase] has been specified as enabled, the step ends when the [step end phase] value becomes (0°) after the [step time] has elapsed. If both [step end] and [jump step] have been specified, the [step end] specification takes priority. 4-24 EC1000SA...

  • Page 93: Figure 4-5. Example Of Basic Step Transitions

    Modes also change according to the [step end] specification. ----------------------------------------------------------------------------------------------------------------------------- Table4-6. Sequence Modes Idle mode Mode during normal output. Run mode Mode during sequence execution. Sequence pause mode. Hold mode Maintains output at time when <Hold> was set. 4-25 EC1000SA...

  • Page 94: Figure 4-7. Example Of Sequence Operation From Hold Mode To

    • Final value • Step time • Branch step 5 Output parameter <Branch> Step 5 settings • Final value from previous step is used Step 1 Step 2 Step 5 Time Figure 4-8. Example of Sequence Operation at <Branch> 4-26 EC1000SA...

  • Page 95: Figure 4-9. Loop Specification Method And Step Transition Example

    [jump times] indicates the number of jumps. Consequently, loop times = jump times + 1. In the example above, 10 jump times are specified for Step 6, so Step 5 and Step 6 are executed 11 times. ----------------------------------------------------------------------------------------------------------------------------- 4-27 EC1000SA...

  • Page 96: Figure 4-10. Example Of Step Synchronized Output

    After the set step time elapses, the setting for that step is retained in the subsequent operation. Set value is retained. Value set for this step SWEEP Wait time for Time set by [step time] 0° phase Figure 4-11. Sequence Operation during Wait for Phase 0° 4-28 EC1000SA...

  • Page 97: Sequence Settings

    Sequence settings are made as described below. • Input per step via control panel • Programmed from PC, with remote interface transfer to EC1000SA • Sequence data is edited and transferred using accompanying control software See “4.4.3 Programming sequences” below, for further description of the program messages for sequence operations.
  • Page 98 • To program a sequence: Select “PROGRAM”. See “4.4.3 Programming sequences”.) • To control sequence memory: Select “MEMORY…”. See “4.4.5 Clear sequence memory”.) CANCEL ENTER ENTER 5. Press the key to display the desired screen . CANCEL ENTER 4-30 EC1000SA...

  • Page 99: Programming Sequences

    PROGRAM screen. To change to the SEQUENCE screen, the output mode must first be switched to AC-INT or AC+DC-INT. Enter step settings per step. Table4-8 to Table4-10 list the setting items in the PROGRAM screen. 4-31 EC1000SA...

  • Page 100: Table4-8. Setting Items In Program Screen (1/3)

    AC operation type • KEEP: Output value at end of previous step • SWEEP: Start by outputting value at end of previous step, then perform a linear sweep to output the specified value at the end of the current step 4-32 EC1000SA...

  • Page 101: Table4-9. Setting Items In Program Screen (2/3)

    Specifies step end phase as enabled or disabled. Select one of the following two options. Step end phase • DISABLE (phase depends on step time) enable/disable • ENABLE STOP PHS Sets step end phase. Step end phase Setting range: 0.0° to 359.9° Setting resolution: 0.1° 4-33 EC1000SA...

  • Page 102: Table4-10. Setting Items In Program Screen (3/3)

    AC voltage (AC VOLT), AC frequency (FREQ), phase (PHS), step end phase (STOP PHS), jump step (JUMP STEP), jump times (JUMP NUM), and branch (BRANCH0/BRANCH1) are made by entering numerical values for various items in the order described below. The example described below is when entering the setting for step time (TIME). 4-34 EC1000SA...
  • Page 103 The set value will be reflected in output immediately. Decrease Increase 5. Use these steps to set all columns. ENTER CANCEL 6. After setting all of the columns, press the key to close the modification box. 4-35 EC1000SA...
  • Page 104 CANCEL ENTER Selection box 4. Press the key to move the cursor to the operation to be set. CANCEL ENTER ENTER 5. Press the key to set the operation at the step end. 4-36 EC1000SA...

  • Page 105: Control Of Sequence Operations

    See “4.4.2 Sequence settings”, for steps for displaying the CONTROL selection box. 2. Press the key to move the cursor to the operation to be set. CANCEL ENTER ENTER 3. Press the key to perform the selected operation. 4-37 EC1000SA...

  • Page 106: Figure 4-12. Sequence Shortcut Keys

    The control of sequence operations, can also be performed with the shortcut keys at the bottom of the control panel. The START, STOP, and HOLD keys under “SEQUENCE” correspond to items in the CONTROL selection box. Shortcut keys cannot be used to control branching. Sequence shortcut keys 5.2.6 Figure 4-12. Sequence Shortcut Keys 4-38 EC1000SA...

  • Page 107: Clear Sequence Memory

    During the memory clear operation (which lasts 5 to 6 seconds) key input can be accepted, but the operations set by the key are executed after clearing is completed. ⇒ After clearing, initial values are set. ( See “3.2 Display and Initial Settings at Power-on”.) 4-39 EC1000SA...

  • Page 108: Example Of Sequence Operation Settings

    5 is set to 0.2 s and the branch 0 jump step of step 5 is set to step 6, so the sequence will immediately move to step 6 when the branch 0 is input within the step time (<3> in Figure 4-13). 4-40 EC1000SA...
  • Page 109 10’s place, then turn the MODIFY dial to set “2”. Next, move the cursor to the 1’s place and turn the MODIFY dial to set “5”. ⇒ This sets “25.0 V”. Decrease Increase ENTER CANCEL 5. Press the key to close the modification box. 4-41 EC1000SA...
  • Page 110 8. Press the key to move the cursor to “SWEEP”. CANCEL ENTER ENTER 9. Press the key to confirm the setting. The settings for all other items are the same as the default settings, so they are not changed. 4-42 EC1000SA...
  • Page 111 18. Using the same operations as in steps 2 to 5, set DC VOLT = 25, and using the same operations as in steps 7 to 9, set the DC voltage operation type as “KEEP”. Use the same operation steps to set step 3 and subsequent steps. 4-43 EC1000SA...

  • Page 112: Execution Of Sequence Operations

    HOLD LOCAL MENU 2. Press the key to move the cursor to the icon. CANCEL ENTER Cursor ENTER 3. Press the key to display the MISC menu Press the key to move the cursor to “OUTPUT”. CANCEL ENTER 4-44 EC1000SA...
  • Page 113 LED goes on. Output on/off LED is on OUTPUT OUTPUT Output off Output on ENTER 7. Select “SEQUENCE”, then press the key to display the SEQUENCE screen. CANCEL ENTER 4-45 EC1000SA...
  • Page 114 ⇒ This set output on, at which time the output on/off LED goes on. Output on/off LED is on OUTPUT OUTPUT Output off Output on 2. Press the START key (shortcut key) to start sequence. SEQUENCE START STOP HOLD LOCAL MENU 4-46 EC1000SA...

  • Page 115: Figure 4-14. Lcd Screen During Sequence Execution

    In either case, the output will be turned off. Status icon indicates that sequence is being executed Step number being executed Figure 4-14. LCD Screen During Sequence Execution 4-47 EC1000SA...

  • Page 116: Control Using External Control I/O Connector

    Digital signals that are input to the external control I/O connector can be used to control sequences and the output on/off setting. (Detection cycle 2 ms) The status of the EC1000SA can be monitored by reading the output signals from the external control input/output connector. (Switching cycle 0.1 ms) The sequence step synchronized output signals are output from the external control I/O connector.

  • Page 117: Output Of Arbitrary Waveforms

    When output is on, arbitrary waveforms cannot be changed. Make sure that output is off before changing arbitrary waveforms. a) Arbitrary waveform memory The EC1000SA includes arbitrary waveform memory as an internal signal source, and this memory can be written to via the USB interface. Arbitrary waveform memory cannot be written to from the panel screen.
  • Page 118 4.6 Output of Arbitrary Waveforms 2. Press the key to move the cursor to the arbitrary waveform to be selected (“ARB1” ENTER to “ARB16”), then press the key. ⇒ This sets the selected arbitrary waveform. CANCEL ENTER 4-50 EC1000SA...

  • Page 119: Synchronize The Output With External Signal

    4.7 Synchronize the Output with External Signal 4.7 Synchronize the Output with External Signal The EC1000SA is equipped with an externally synchronized oscillation function. The software PLL function synchronizes the output frequency to the frequency of the external synchronization TTL signal.

  • Page 120: External Signal Synchronization

    2. Press the key to move the cursor to the icon. Cursor CANCEL ENTER ENTER 3. Press the key to display the selection box, then press the key to move the cursor to “AC-SYNC” or “AC+DC-SYNC”. CANCEL ENTER 4-52 EC1000SA...
  • Page 121 ⇒ This sets the external sync signal source to external sync signal “EXT”. CANCEL ENTER ----------- Notes ----------------------------------------------------------------------------------------------------- The frequency range for external synchronization is 40 Hz to 5 0 0 H z. Only use settings within this range. ----------------------------------------------------------------------------------------------------------------------------- 4-53 EC1000SA...

  • Page 122: Line Synchronization

    CANCEL ENTER Selection box ENTER 2. Press the key to move the cursor to “LINE”, the press the key. ⇒ This sets the external sync signal source to “LINE”. CANCEL ENTER 4-54 EC1000SA...

  • Page 123: Using Memory Functions

    Indication on Control Type Panel STORE... Stores settings to specified memory number. RECALL... Recalls settings from specified memory number. CLEAR... Clears settings in specified memory number. Settings from selected memory are shown here Figure 4-16. Example of Settings from Memory 4-55 EC1000SA...
  • Page 124 CANCEL ENTER Cursor ENTER 2. Press the key to display the MISC menu. Press the key to move the cursor to “MEMORY”. CANCEL ENTER ENTER 3. Press the key to display the MEMORY screen. CANCEL ENTER 4-56 EC1000SA...
  • Page 125 CANCEL ENTER ENTER 7. Check the settings shown in the left side of the menu window, and if they are OK press the key. ⇒ This performs the operation specified in step 4 for the specified memory number. 4-57 EC1000SA...

  • Page 126: Amplification Of External Signal

    4.9 Amplification of External Signal 4.9 Amplification of External Signal The EC1000SA can be used as an amplifier to which a signal is input from the external signal input terminals on the rear panel, by selecting the external signal source mode (AC-EXT or AC+DC-EXT).
  • Page 127 ⇒ This sets the selected output mode. CANCEL ENTER Selection box ENTER 3. Press the key to move the cursor to the icon, then press the key. ⇒ The selection box is displayed. Selection box CANCEL ENTER 4-59 EC1000SA...
  • Page 128 MODIFY dial and set a numerical value. ⇒ The set value is reflected immediately in the output. Decrease Increase ENTER CANCEL 7. After entering all of the values, press the key to close the modification box. 4-60 EC1000SA...
  • Page 129 When using external input mode, the following functions and keys cannot be used. • Output voltage setting See “5.3.3 Setting output voltage”. • Output frequency setting See “5.3.4 Setting output frequency”. • Memory See “4.8 Using Memory Functions”. 4-61 EC1000SA...

  • Page 130: Adding External Signals And Internal Signals

    4.10 Adding External Signals and Internal Signals 4.10 Adding External Signals and Internal Signals When in the EC1000SA internal + external mode (AC-ADD, AC+DC-ADD), the internal signal source signal can be added to the external signal input prior to output.

  • Page 131: Menus

    5.6.4 LCD display color setting ........... 5-44 5.6.5 Time unit setting ..............5-45 5.6.6 Output on/off setting at power-on ........5-46 5.6.7 External control input enable/disable setting ..... 5-47 5.6.8 Reset function ..............5-48 5.6.9 System information ............5-48 EC1000SA...

  • Page 132: Screen Configuration

    5.1 Screen Configuration 5.1 Screen Configuration The LCD on the control panel splits in multiple windows, as is shown in Figure 5-1 and Figure 5-2. Figure 5-1. LCD Screen (When Normal) Figure 5-2. LCD Screen (When Warning Is Displayed) EC1000SA...
  • Page 133 This window is used to enter settings. E: Message display window: A warning message is displayed in this message window whenever there is an error that requires confirmation by the user. The displayed information remains until the ENTER key has been pressed. EC1000SA...

  • Page 134: Status Icons

    5.1 Screen Configuration 5.1.1 Status icons The status window displays status icons that indicate the status of the EC1000SA. These status icons are listed n Table5-1. Table5-1. Status Icons List Icon Item Description When a backup memory checksum error occurs, this icon Battery almost depleted flashes to indicate that the battery is almost depleted.

  • Page 135: Warnings And Error Messages

    See “7 TROUBLESHOOTING”, for further description of error messages. 5.1.3 Sequence display The EC1000SA is equipped with a function that indicates the progress of the sequence being executed. The information listed in Table5-2 is displayed in the status window. Table5-2. Sequence Display...

  • Page 136: Basic Operations

    5.2 Basic Operations The EC1000SA basic operations are described below. 5.2.1 Menus The EC1000SA uses a hierarchical menu system for setting various parameters. Menu operations are performed using the menu window in the LCD screen. Figure 5-3 illustrates the EC1000SA menu tree.

  • Page 137: Table5-3. Items In Set Menu

    Set peak current limit value (positive) settings”. See “5.3.7 Peak current limiter Set peak current limit value (negative) settings”. See “5.3.8 RMS current limiter Set RMS current limit value settings”. Set use of other functions, and See “Table5-4. Items in MISC miscellaneous items Menu”. EC1000SA...

  • Page 138: Table5-4. Items In Misc Menu

    Select measurement display display (MEASURE)”. See “5.5.7 Reset of peak current hold RESET Ipkh Reset peak current hold value value”. OUTPUT Select output on/off See “5.5.8 Output ”. DC ADJUST Set the DC offset adjustment See “5.5.9 Adjusting DC offset”. EC1000SA...

  • Page 139: Table5-5. Items In Sequence Menu

    BRANCH0 Branch step 0 BRANCH1 Branch step 1 MEMORY... See “4.4.5 Clear sequence Clear sequence memory memory”. Table5-6. Items in MEMORY Menu Setting Name Setting Reference STORE... Store settings RECALL... Recall settings See “5.5.2 Memory (MEMORY)”. CLEAR... Clear settings EC1000SA...

  • Page 140: Table5-7. Items In Remote Menu

    Setting name Setting Reference Positive voltage setting limit See “5.5.5 Setting range limiter −Vo Negative voltage setting limit (LIMIT)”. F Up Frequency setting upper limit See “Table3-13. Voltage and F Lo Frequency setting lower limit Frequency Setting Range Limit”. 5-10 EC1000SA...

  • Page 141: Navigating The Menu Tree

    4. If the CANCEL key is pressed multiple times, it will eventually return to the cursor to the top menu. There is also a TOP MENU key among the shortcut keys. Pressing this key once will move the cursor to the top menu. 5-11 EC1000SA...

  • Page 142: Numerical Value Input Operations

    . When the ENTER key is pressed, the setting is actually updated, and the selection box is closed. If the selection box is closed by pressing the CANCEL key, any changed settings become invalid. Figure 5-5. Selection Box 5-12 EC1000SA...

  • Page 143: Exec Input

    When the ENTER key is pressed, the item is actually executed, and the EXEC box is closed. If the EXEC box is closed by pressing the CANCEL key, nothing is executed. Figure 5-6. EXEC Box 5.2.6 Shortcut keys The EC1000SA shortcut keys can be used to perform the following operations. Table5-10. Shortcut Keys Key No. Indication on Control Panel...

  • Page 144: Set Menu

    Output RMS current limit value setting √ √ √ √ √ √ √ √ See “5.3.8 RMS current limiter settings”. Use of other functions and detailed settings √ √ √ √ √ √ √ √ See “Table5-4. Items in MISC Menu”. 5-14 EC1000SA...

  • Page 145: Output Mode Setting

    The EC1000SA enables selection of four signal source modes: INT (internal), EXT (external), ADD (internal + external), and SYNC (external synchronization). • INT: The EC1000SA internal signal source is used. DC or AC set via the control panel menu is output. • EXT:...

  • Page 146: Output Voltage Range Setting

    5.3 SET Menu Figure 5-7 shows a block diagram of the EC1000SA signal sources. SYSTEM CONTROL EXT INPUT GAIN EXT EXT SIG IN EXT SYNC IN to AMP CONTROL ～ LINE LINE SYNC SYNC INT OSC Figure 5-7. Block Diagram of Signal Sources...

  • Page 147: Setting Output Voltage

    Operation steps Select either “AC voltage” or “DC voltage” in the output voltage SET menu then set a numerical value. See “3.4.5 Setting output voltage”, for description of output voltage setting. See also “4.1.4 Setting the output voltage”. 5-17 EC1000SA...

  • Page 148: Setting Output Frequency

    Table5-15. Output Initial Phase Settings Setting Range Resolution 0.0° to 359.9° 0.1° Operation steps To set the phase, select in the SET menu and set a numerical value. For description of the output initial phase: See “4.2.2 Set phase at output on”. 5-18 EC1000SA...

  • Page 149: Waveform Settings

    When AC-INT, AC-ADD, AC-SYNC, AC+DC-INT, AC+DC-ADD, or AC+DC-SYNC mode is selected, select sine wave, square wave, or arbitrary waveform (16 types) as the waveform to be output. Arbitrary waveforms data is transferred to EC1000SA via USB interface. Operation steps To select a waveform, select in the SET menu.

  • Page 150: Rms Current Limiter Settings

    In the case that the output current flows suddenly by the output short circuit or the frequency is high, if the response speed of the current limiter is not enough to limit the output current, the output overcurrent protection may work in this case and then output is turned off. 5-20 EC1000SA...

  • Page 151: Measure Screen

    Always Reactive power displayed During external “5.4.7 External synchronization Synchronization synchronization frequency measurement” frequency mode only “5.4.4 Load power factor Always Load power factor None displayed measurement” “5.4.5 Load crest factor Always Load crest factor None measurement” displayed 5-21 EC1000SA...

  • Page 152: Output Voltage Measurement

    1 Vpk • Measurement accuracy: ±(|1.5% of rdg| + 3 Vpk): 100 V range ±(|1.5% of rdg| + 6 Vpk): 200 V range (reference value, at 23 ±5°C, sine wave of which frequency is 45 Hz to 65 5-22 EC1000SA...

  • Page 153: Output Current Measurement

    Maximum values of | maximum current | and | minimum current | The output current maximum peak value is displayed. A reset operation returns the peak current hold value to 0 Apk. See “4.2 Measurement of Inrush Current”. • Full scale: 45.0 Apk • Display resolution: 0.1 Apk 5-23 EC1000SA...

  • Page 154: Output Power Measurement

    • Measurement accuracy: ±(2% of rdg +1 var) (at 23 ±5°C, load with the power factor 0 to lower than 0.5, 45 Hz to 65 Hz, 50 V or higher output voltage, output current is 10% to 100% of the maximum output current) 5-24 EC1000SA...

  • Page 155: Load Power Factor Measurement

    5.4.5 Load crest factor measurement Calculated by (maximum values of maximum current and minimum current)/RMS current. In the case that it exceeds the measurement range, “− − − − −” is displayed. • Measurement range: 1.00 to 50.00 • Display resolution: 0.01 5-25 EC1000SA...

  • Page 156: Output Harmonic Current Measurement

    The frequency measured value is displayed only in the external synchronization mode (AC-SYNC or AC+DC-SYNC). See “4.7 Synchronize the Output with External Signal”. • Measurement range: 38.0 Hz to 525.0 Hz • Display resolution: 0.1 Hz • Measurement accuracy: ±0.2 Hz (at 23 ±5°C) 5-26 EC1000SA...

  • Page 157: Misc Menu

    If the branch step is not specified, it is ignored. The sequence control selection box can be selected only when output is on. If the output on/off key is pressed while this selection box is displayed, the selection box is closed. 5-27 EC1000SA...

  • Page 158: Table5-20. Program Screen Items (1/3)

    AC operation type • KEEP: Output value at end of previous step • SWEEP: Start by outputting value at end of previous step, previous perform a linear sweep to output the specified value at the end of the current step 5-28 EC1000SA...

  • Page 159: Table5-21. Program Screen Items (2/3)

    Specifies step end phase as enabled or disabled. Select one of the following two options. Step end phase • DISABLE: Disable (phase depends on step time) enable/disable • ENABLE: Enable STOP PHS Sets step end phase. Setting range: 0.0° to 359.9° Step end phase Setting resolution: 0.1° 5-29 EC1000SA...

  • Page 160: Table5-22. Program Screen Items (3/3)

    Branch disabled • 1 to 255: Jump to specified step number c) MEMORY (clears sequence memory) This clears the sequence memory. When this cleared, the initial value is input. See “4.4.5 Clear sequence memory”. See “Table3-1. Settings in Memory”. 5-30 EC1000SA...

  • Page 161: Memory (Memory)

    After selecting one of the following operations, use the selection box to specify the target memory number. • STORE...: Stores settings to specified memory number. • RECALL...: Recalls settings from specified memory number. • CLEAR...: Clears settings in specified memory number. 5-31 EC1000SA...

  • Page 162: Remote (Remote)

    Under local lockout state, LLO icon is displayed. Switching to local mode cannot be done via the control panel under local lock out state. To cancel local lock out, set REN of USB interface to false via a computer. ----------------------------------------------------------------------------------------------------------------------------- 5-32 EC1000SA...

  • Page 163: System (System)

    This sets up communication parameters of RS232 interface. See “6 REMOTE INTERFACE”, for detailed description of the operation method. 5.5.4 System (SYSTEM) The EC1000SA system settings are displayed in the “SYSTEM” screen. See “5.6 System Menu”, for detailed description of the system menu. 5-33...

  • Page 164: Setting Range Limiter (Limit)

    The same setting range limit is used for all output modes. Not only the currently selected output mode setting, but the settings for all other modes are restricted by this limit. (The EC1000SA stores the setting for each output mode.) The following describes an example where the selected output mode is AC-INT and the limit is set to prevent the output voltage from exceeding 100.0 Vrms.

  • Page 165: Selection Of Measurement Display (Measure)

    This resets the peak current hold value. A reset sets the peak current hold value to 0 Apk, and then holds the new peak value. See “4.2.4 Reset the peak current hold value”, for description of resetting peak current hold value. 5-35 EC1000SA...

  • Page 166: Output On/Off

    5.5 MISC Menu 5.5.8 Output on/off OUTPUT The EC1000SA output on/off setting can be entered using the key on the front panel, but it can also be controlled via the MISC menu. See “3.4.8 Output on/off ”. Operation steps 1. Press the key to move the cursor to “OUTPUT”.

  • Page 167: Adjusting Dc Offset

    Note The setting range is common to 100 V range and 200 V range. Operation steps 1. Press the key to move the cursor to “DC ADJUST”. CANCEL ENTER ENTER 2. Press the key to display the modification box. CANCEL ENTER 5-37 EC1000SA...
  • Page 168 MODIFY dial and set a numerical value. The set value will be displayed immediately. Decrease Increase ENTER CANCEL After setting all of the columns, press the key to close the modification box. 5-38 EC1000SA...

  • Page 169: System Menu

    5.6 System Menu 5.6 System Menu This menu is used to enter the following system settings for the EC1000SA. • KEYLOCK: Keylock • BEEP: Beep • CONTRAST: LCD contrast • COLOR: LCD display color • TIME UNIT: Time unit • INIT OUT: Output on/off at power-on •...
  • Page 170 5.6 System Menu ENTER 3. Press the key to display the SYSTEM screen . CANCEL ENTER 4. Press the key to select the operation to be performed. 5-40 EC1000SA...

  • Page 171: Keylock

    5.6 System Menu 5.6.1 Keylock The EC1000SA is equipped with a function that prevents key input errors during operation. When “keylock” is on, all keys become inactive except for the keylock off key. Although it is possible to switch among menus when keylock is on, basically no changes can be made except for turning keylock off.

  • Page 172: Beep Sound

    (i.e., to OFF when on or to ON when off). CANCEL ENTER ENTER CANCEL 4. Press the key to complete the setting. Press the key to cancel the setting. 5-42 EC1000SA...

  • Page 173: Lcd Contrast Adjustment

    MODIFY dial and set a numerical value. The set value will be displayed immediately. Decrease Increase ENTER CANCEL 4. After setting all of the columns, press the key to close the modification box. 5-43 EC1000SA...

  • Page 174: Lcd Display Color Setting

    ENTER 3. Press the key to move the cursor to “BLUE” for blue based or “WHITE” for white based. CANCEL ENTER ENTER CANCEL 4. Press the key to complete the setting. Press the key to cancel the setting. 5-44 EC1000SA...

  • Page 175: Time Unit Setting

    Selection box CANCEL ENTER 3. Press the key to move the cursor to the displayed unit. CANCEL ENTER ENTER CANCEL 4. Press the key to complete the setting. Press the key to cancel the setting. 5-45 EC1000SA...

  • Page 176: Output On/Off Setting At Power-On

    5.6 System Menu 5.6.6 Output on/off setting at power-on The EC1000SA can be set to automatically turn output on at power-on. However, when restarting after a system lock, the EC1000SA will start with output off regardless of this setting. Operation steps 1.

  • Page 177: External Control Input Enable/Disable Setting

    5.6 System Menu 5.6.7 External control input enable/disable setting External control input can be set as enabled or disabled. However, the EC1000SA status will be output even when external control input is set as disabled. See “4.5 Control Using External Control I/O Connector”, for details of external control input.

  • Page 178: Reset Function

    This function resets all basic settings to their initial (factory) settings. The EC1000SA cannot be reset when output is on. Always turn output off before resetting the EC1000SA. See “3.2 Display and Initial Settings at Power-on”, for description of the settings after a reset.

  • Page 179: Remote Interface

    6.5.2 Standard event status ..........6-52 6.5.3 Operation status ............6-54 6.5.4 Warning status ............6-55 6.6 Error Message List ............6-56 6.7 Programming example ............. 6-57 6.8 Programming Precautions ..........6-57 6.9 Notes on Remote Control ..........6-57 EC1000SA...

  • Page 180: Usb

    VISA library must get it additionally. VISA: Virtual Instrument software Architecture 6.1.1 USB EC1000SA is compliant with the USB Test and Measurement Class (USBTMC). Normally, the USBTMC class driver supports the subclass USB488 and can perform almost the same controls as GPIB on USB.
  • Page 181 Avoid use in a place that has power fluctuation or under electrically noisy environment. It is recommended to use a fully-shielded, short cable. The use of USB hub may cause the product not to communicate properly. Do not turn off the power during USB communication. ----------------------------------------------------------------------------------------------------------------------------- EC1000SA...

  • Page 182: Rs232

    6.1 Remote Interface USB ID Used for a system connected with EC1000SA through USB, to enable the application identify each source. The USB ID is represented in the following format. USB0::[Vendor number]::[Product number]::[Serial number]::INSTR Vendor number: Fixed to 3402 (0x0D4A) Product number: Fixed to 12 (0x000C) Serial number: A unique number (serial number) has been set for each product.
  • Page 183 Press the key to cancel the setting. 6. Use a D-sub 9-pin cross cable to connect this product to the computer. The connector is on the rear of EC1000SA. Operation steps <2> Set communication parameter by following steps below.
  • Page 184 Avoid use in a place that has power fluctuation or under electrically noisy environment. Turn off this product and the computer before connecting or disconnecting the cable. Binary transmission is not supported. To transfer arbitrary waveforms data, using USB interface. ----------------------------------------------------------------------------------------------------------------------------- EC1000SA...

  • Page 185: Command List

    6.2 Command List 6.2 Command List The EC1000SA command list is shown in Table6-1 to Table6-9 and IEEE488.2 common commands supported by the EC1000SA are listed in Table6-11. The symbols used in Table6-1 to Table6-11 are explained below. The lowercase letters in each keyword can be omitted.

  • Page 186: Table6-2. Command List (Source Subsystem)(2/2)

    Output power factor MEASure[:SCALar]:POWer:AC:PFACtor? Reactive power MEASure[:SCALar]:POWer:AC:REACtive? Effective power MEASure[:SCALar]:POWer:AC[:REAL]? Output voltage RMS value MEASure[:SCALar]:VOLTage[:AC]? Maximum voltage value MEASure[:SCALar]:VOLTage:HIGH? Minimum voltage value MEASure[:SCALar]:VOLTage:LOW? Output voltage average value MEASure[:SCALar]:VOLTage:AVErage? Table6-4. Command List (DISPlay Subsystem) Function Command Select measurement display DISPlay[:WINDow]:MEASure:MODE EC1000SA...

  • Page 187: Table6-5. Command List (Status Subsystem)

    Table6-6. Command List (OUTPut Subsystem) Function Command Output on/off OUTPut[:STATe] Table6-7. Command List (INPut Subsystem) Function Command External input gain INPut:GAIN Table6-8. Command List (TRACe Subsystem) Function Command Arbitrary waveform name list TRACe:CATalog? Send/receive arbitrary waveform data TRACe[:DATA] Clear arbitrary waveform memory TRACe:DELete:[NAME] EC1000SA...

  • Page 188: Table6-9. Command List (System Subsystem)

    Command Beep sound on/off SYSTem:BEEPer:STATe External control input enable/disable SYSTem:CONFigure:EXTIO Error query SYSTem:ERRor? Output at power-on SYSTem:PON[:OUTPut] Time unit for sequence step execution SYSTem:TUNit Clear warning SYSTem:WRELease Table6-10. Command List (PROGram Subsystem) Function Command Sequence operation control PROGram[:SELected]:EXECute 6-10 EC1000SA...

  • Page 189: Table6-11. Common Command List (Common Commands And Queries)

    Read status byte query status bit. Executes auto test of device and returns the results. *TST? Self test query *For this device, “0” is always returned. Sets device in wait mode until all operations *WAI Wait to continue command are completed. 6-11 EC1000SA...
  • Page 190 When commands are being interpreted and executed, an error occurs if an illegal command is found. That command and those following will not be executed. When command interpretation and execution are completed, the input buffer is cleared to enable input of more commands. 6-12 EC1000SA...

  • Page 191: Command Descriptions

    6.3 Command Descriptions 6.3.1 Overview of Programming Language This products conforms to IEEE488.2 and SCPI (VERSION 1999.0). a) SCPI SCPI defines methods used for communications between computers and measuring instruments. For the general information about SCPI, refer to documents separately. 6-13 EC1000SA...

  • Page 192: Figure 6-1. Binary Block Data

    6.3 Command Descriptions b) SCPI data format All command messages and acknowledge messages sent to the EC1000SA are in “ASCII” format. Table6-12. Numerical Value Data Format Symbol Data Format <NR1> Numerical values without a decimal point (decimal position is to the right of the smallest digit in value) Example: 273 <NR2>...

  • Page 193: Figure 6-2. Partial Command Tree

    Current path The current path is a command level within the command tree, which specifies the command level that will be searched first when the user sends a command. 6-15 EC1000SA...
  • Page 194 <1> to <3> below can be entered, but an error will occur if example <4> or <5> is entered. Abbreviation examples for SOURce:FREQuency? <1> “SOUR:FREQ?” <2> “SOURCE:FREQUENCY?” <3> “sour:freq?” × × × × <4> “SOURC:FREQUE?” × × × × <5> “sou:frequency?” 6-16 EC1000SA...
  • Page 195 Any keyword that is enclosed by square brackets ([ ]) is an implicit keyword that can be omitted. Abbreviated command string examples <1> to <5> below all send the same setting to the target device. Abbreviation examples for [:SOURce]:VOLTage[:LEVel][:IMMediate][:AMPLitude] <1> “:SOUR:VOLT:LEV:IMM:AMPL 10” <2> “:VOLT:LEV:IMM:AMPL 10” <3> “:VOLT:LEV 10” <4> “:VOLT 10” <5> “:SOUR:VOLT:AMPL 10” 6-17 EC1000SA...

  • Page 196: Detailed Command Descriptions

    A triangular symbol is used to explicitly indicate that a space exists. b) Remark • Commands and queries are both included as EC1000SA commands, but for simplicity both are referred to as commands. Any command that includes a question mark (?) with a keyword is a query.
  • Page 197 1.0 A to 10.5 A (for 100 V range) or from 1.0 A to 5.3 A (for 200 V range). To keep compatible with EC1000S, current average limiter command of EC1000S can be used as RMS limiter command of EC1000SA. [SOURce:]CURRent:LIMit:AVErage <NR2>...
  • Page 198 ([5, “Out of Limiter”] error occurs.) The limit value setting ranges from 1.0 Hz to 550.0 Hz. Syntax: [SOURce:]FREQuency:LIMit:LOW <NR2> Parameters: 1.0 to 550.0 Command example: FREQ:LIM:LOW 50 Query example: FREQ:LIM:LOW? Response format: <NR2> Response example: 50.0 6-20 EC1000SA...
  • Page 199 AC+DC-EXT, AC+DC-ADD, or AC+DC-SYNC. However, when output is on, the output mode cannot be changed. ([1, “Invalid with output on”] error occurs.) [SOURce:]MODE <CRD> Syntax: Parameters: AC-INT/AC-EXT/AC-ADD/AC-SYNC/ACDC-INT ACDC-EXT/ACDC-ADD/ACDC-SYNC Command example: MODE ACDC-INT Query example: MODE? Response format: <CRD> Response example: ACDC-INT 6-21 EC1000SA...
  • Page 200 Response format: <NR2> Response example: 90.0 [SOURce:]SEQuence:CONDition? This returns the sequence status. The response message is 0 (Idle mode), 1 (Run mode), or 2 (Hold mode). [SOURce:]SEQuence:CONDition? Syntax: Parameters: None Query example: SEQ:COND? Response format: <NR1> Response example: 6-22 EC1000SA...
  • Page 201 This returns the jump times of the step specified by SEQ:STEP. Response range of the number of the jump times is -1 to 999. In the idle mode, −1 is returned. Syntax: [SOURce:]SEQuence:COUNt? Parameters: None Query example: SEQ:COUN? Response format: <NR1> Response example: 6-23 EC1000SA...
  • Page 202 * The unit varies according to the waveform set by the seventh parameter. Type <NR2> Range 0.0 [Vrms] to 155.0 [Vrms] or 0.0 [Vp-p] to 440.0 [Vp-p] (0.0 [Vrms] to 310.0 [Vrms] or 0.0 [Vp-p] to 880.0 [Vp-p]) 6-24 EC1000SA...
  • Page 203 Range 0 (CONST) or 1 (KEEP) Command example: SEQ:EPAR 0, 0, 100.0, 0, 50.0, 0, 1, 0, 90.0, 0, 0, 0 Query example: SEQ:EPAR? Response example: 0, 0, 100.0, 0, 50.0, 0, 1, 0, 90.0, 0, 0, 0 6-25 EC1000SA...
  • Page 204 0 (disabled), 1 to 255 Eighth parameter (branch 1) Type <NR1> Range 0 (disabled), 1 to 255 Command example: SEQ:TPAR 2, 1, 180, 0, 0, 1, 0, 0 Query example: SEQ:TPAR? Response example: 2, 1, 180, 0, 0, 1, 0, 0 6-26 EC1000SA...
  • Page 205 For the 100 V range, the limit value setting ranges from 0.1 V to 220.0 V, and for the 200 V range, it ranges from 0.1 V to 440.0 V. [SOURce:]VOLTage:LIMit:HIGH <NR2> Syntax: Parameters: 0.1 to 220.0 (0.1 to 440.0) Command example: VOLT:LIM:HIGH 200 Query example: VOLT:LIM:HIGH? Response format: <NR2> Response example: 200.0 6-27 EC1000SA...
  • Page 206 The DC offset voltage adjustment value cannot be set unless the mode is AC-INT, AC-EXT, AC-ADD, AC-SYNC mode. ([3, “Invalid in this mode”] error occurs.) [SOURce:]VOLTage:OFFSet:AC <NR2> Syntax: −50.0 to 50.0 Parameters: Command example: VOLT:ADJ:OFFS:AC 10 Query example: VOLT:ADJ:OFFS:OFFS:AC? Response format: <NR2> Response example: 10.0 6-28 EC1000SA...
  • Page 207 This sets the output voltage range. The output voltage range setting is 100 V or 200 V. However, when output is on, output voltage range cannot be changed. ([1, “Invalid with output on”] error occurs.) Syntax: [SOURce:]VOLTage:RANGe <NR1> Parameters: 100/200 Command example: VOLT:RANG 100 Query example: VOLT:RANG? Response format: <NR1> Response example: 6-29 EC1000SA...
  • Page 208 This returns the lowest current peak value (AC+DC peak value) in Apk units. The lowest current peak value measurement full scale is ±45.0 Apk. If the measured value exceeds the measurement range, −99.9 Apk is returned as a measurement error. Syntax: MEASure[:SCALar]:CURRent:LOW? Parameters: None Query example: MEAS:CURR:LOW? Response format: <NR2> −35.7 Response example: 6-30 EC1000SA...
  • Page 209 This returns the output current crest factor. The crest factor measurement full scale is 50.00. If the measured value exceeds the measurement range, 99.99 is returned as a measurement error. The crest factor is calculated as “current peak value/current RMS value”. MEASure[:SCALar]:CURRent:CREStfactor? Syntax: Parameters: None Query example: MEAS:CURR:CRES? Response format: <NR2> Response example: 1.41 6-31 EC1000SA...
  • Page 210 Syntax: Parameters: 1 (first to 10th), 2 (11th to 20th), 3 (21st to 30th), and 4 (31st to 40th) Query example: MEAS:CURR:HARM:RAT? 1 Response format: <NR2> Response example: 100.0, 0.1, 0.1, 0.1, 0.1, 0.1, 0.1, 0.1, 0.1, 0.1 6-32 EC1000SA...
  • Page 211 This returns the output power factor. The power factor measurement range is 0.00 to 1.00. When the measured value exceeds the measurement range, 9.99 is returned as a measurement error. The power factor is calculated as “effective power/apparent power”. Syntax: MEASure[:SCALar]:POWer:AC:PFACtor? Parameters: None Query example: MEAS:POW:AC:PFAC? Response format: <NR2> Response example: 0.68 6-33 EC1000SA...
  • Page 212 RMS value measurement full scale is 250.0 Vrms, and for the 200 V range, it is 500.0 Vrms. If the measured value exceeds the measurement range, 999.9 Vrms is returned as a measurement error. Syntax: MEASure[:SCALar]:VOLTage[:AC]? Parameters: None Query example: MEAS:VOLT? Response format: <NR2> Response example: 100.4 6-34 EC1000SA...
  • Page 213 ±250.0 V, and for the 200 V range, it is ±500.0 V. If the measured value exceeds the measurement range, 999.9 V is returned as a measurement error. MEASure[:SCALar]:VOLTage:AVErage? Syntax: Parameters: None Query example: MEAS:VOLT:AVE? Response format: <NR2> Response example: 150.2 6-35 EC1000SA...
  • Page 214 “ MEASure[:SCALar]:CURRent:HARMonic[:AMPLitude]?” on page 6-32.) or MEAS[:SCAL]:CURR:HARM:RAT? ( “ MEASure[:SCALar]:CURRent:HARMonic:RATio?” on page 6-32.) will not be accepted. ([4,"Under Busy State"] error will come out.) DISPlay[:WINDow]:MEASure:MODE <CRD> Syntax: Parameters: RMS/AVG/PEAK/HC1/HC2/HC3/HC4 Command example: DISP:MEAS:MODE RMS Query example: DISP:MEAS:MODE? Response format: <CRD> Response example: 6-36 EC1000SA...
  • Page 215 Query example: STAT:OPER:COND? Response format: <NR1> Response example: 16384 STATus:OPERation[:EVENt]? This returns the operation event register (OPER) value. The response ranges from 0 to 20482. STATus:OPERation[:EVENt]? Syntax: Parameters: None Query example: STAT:OPER? Response format: <NR1> Response example: 16384 6-37 EC1000SA...
  • Page 216 16384 (when NTR is queried) 0 (when PTR is queried) STATus:WARNing:CONDition? The warning condition register (WRCR) value is returned. The response ranges from 0 to 29947. STATus:WARNing:CONDition? Syntax: Parameters: None Query example: STAT:WARN:COND? Response format: <NR1> Response example: 16384 6-38 EC1000SA...
  • Page 217 • When the NTR and PTR filters are set to 0, changes in WRCR are not propagated to WRER. STATus:WARNing:NTRansition <NR1> Syntax: STATus:WARNing:PTRansition <NR1> Parameters: 0 to 29947 Command example: STAT:WARN:NTR 16384 STAT:WARN:PTR 0 Query example: STAT:WARN:NTR? STAT:WARN:PTR? Response format: <NR1> Response example: 16384 6-39 EC1000SA...
  • Page 218 When in AC-EXT, AC-ADD, AC+DC-EXT, or AC+DC-ADD mode, the output waveform setting cannot be made. ([3, “Invalid in this mode”] error occurs.) INPut:GAIN <NR2> Syntax: Parameters: 0.0 to 220.0 (0.0 to 440.0) Command example: INP:GAIN 10.0 Query example: INP:GAIN? Response format: <NR2> Response example: 10.0 6-40 EC1000SA...
  • Page 219 TRACe[:DATA] <CRD>, <Binary Block Data> Syntax: First parameter (waveform name) Type <CRD> Range ARB1 to ARB16 Second parameter and afterward (binary block data) Configuration #48192<DAB><DAB><DAB><DAB>... Command example: TRAC ARB1, #48192<DAB><DAB><DAB><DAB>... Query example: TRAC? ARB1 Response format: <Binary Block Data> Response example: #48192<DAB><DAB><DAB><DAB>... 6-41 EC1000SA...
  • Page 220 SYST:BEEP:STATe? Response format: <NR1> Response example: SYSTem:CONFigure:EXTIO This controls the external control input enable/disable setting. Syntax: SYSTem:CONFigure:EXTIO <bool> Parameters: OFF | 0 / ON | 1 Command example: SYST:CONF:EXTIO ON Query example: SYST:CONF:EXTIO? Response format: <NR1> Response example: 6-42 EC1000SA...
  • Page 221 Query example: SYST:PON? Response format: <NR1> Response example: SYSTem:TUNit This sets the sequence step execution time unit as s or ms. SYSTem:TUNit <NR1> Syntax: Parameters: 0 (s) / 1 (ms) Command example: SYST:TUN 0 Query example: SYST:TUN? Response example: 6-43 EC1000SA...
  • Page 222 When output is off, sequence execution is disabled. ([2, “Invalid with output off”] error occurs.) PROGram[:SELected]:EXECute <CRD> Syntax: Parameters: STOP / START / HOLD / BRANCH0 / BRANCH1 Command example: PROG:EXEC START Response format: None Response example: None 6-44 EC1000SA...
  • Page 223 This returns the standard event register value. When *ESR reads the standard event register, all bits in the event register are cleared to 0. The response ranges from 0 to 255. ∗ ∗ ∗ ∗ ESR? Syntax: Parameters: None ∗ESR? Query example: Response format: <NR1> Response example: 6-45 EC1000SA...
  • Page 224 ∗IDN? Query example: Response format: <SRD> Response example: “NF Corporation, EC1000SA, 000001, Ver1.00” ∗ ∗ ∗ ∗ OPC ※ When all operations have been completed, this sets the standard event register OPC bit (BIT0). ∗OPC? returns 1 when all operations have been completed. However, the standard event register OPC bit is not cleared to zero when ∗OPC? is executed.
  • Page 225 <NR1> Response example: ∗ ∗ ∗ ∗ STB? This returns the status byte register value. The response ranges from 0 to 178. ∗ ∗ ∗ ∗ STB? Syntax: Parameters: None ∗STB? Query example: Response format: <NR1> Response example: 6-47 EC1000SA...
  • Page 226 ※ “Operations” means execution process of any commands in the following. • Output mode setting [SOURce:]MODE • Output range setting [SOURce:]VOLTage:RANGe • Output relay control OUTPut[:STATe] • Sequence execution PROGram[:SELected]:EXECute • Memory recall *RCL • Device reset *RST 6-48 EC1000SA...

  • Page 227: Command Tree

    6.4 Command Tree 6.4 Command Tree The command tree for each of the EC1000SA subsystem is shown in Figure 6-3. Figure 6-3. Command Tree 6-49 EC1000SA...

  • Page 228: Status System

    6.5 Status System 6.5 Status System The EC1000SA includes the minimum set of status groups defined by IEEE488.2. The EC1000SA status system is outlined below in Figure 6-4. Not used (always 0) Warning status summary Not used (always 0) Not used (always 0)

  • Page 229: Status Byte

    To continue processing while checking the MAV bit, once the query command has been sent, confirm that the MAV bit = 1 in the status byte by serial poll, then read the response message and confirm that the MAV bit has been cleared to zero before proceeding to the next operation. 6-51 EC1000SA...

  • Page 230: Standard Event Status

    All of the bits are cleared when they are read by an *ESR? query, when a *CLS command is executed, or when the power is turned on again (except that the PON bit is set to 1 when the power is turned on again). 6-52 EC1000SA...

  • Page 231: Table6-15. Standard Event Status Register Definitions

    1 is set to this bit when all processing of operation complete (OPC) commands has been completed. ∗In this device, this bit is always 0. Operation complete OPC (0) 1 is set to this bit when all processing of operation complete (OPC) commands has been completed. 6-53 EC1000SA...

  • Page 232: Operation Status

    • When the NTR and PTR filters are both set to 1, OPER is set to 1 when OPCR changes. • When the NTR and PTR filters are both set to 0, changes in OPCR are not propagated to OPER. 6-54 EC1000SA...

  • Page 233: Warning Status

    DC undervoltage protection DC overvoltage protection Output peak current protection Not used Output RMS current protection Output voltage protection WRER (warning event register) WREE (warning event enable register) Warning status summary Status byte (bit 1) Figure 6-7. Warning Status 6-55 EC1000SA...

  • Page 234: Error Message List

    “Out of Input Signal Error occurred when executing the command due to out of the frequency” external synchronization frequency range. Error occurred when executing the command because device was “Under Warning State” operating in protected mode. 6-56 EC1000SA...

  • Page 235: Programming Example

    Otherwise, the program will be forced to shut down and some processes will remain on OS because the VISA driver software cannot detect that power of this product is surely off. Windows VISTA VISA driver software: NI-VISA 6-57 EC1000SA...
  • Page 236 6.9 Notes on Remote Control 6-58 EC1000SA...

  • Page 237: Troubleshooting

    7.2 Error Messages and Error Handling ........7-4 7.2.1 Error at power-on ............7-5 7.2.2 Protection function-related errors ........ 7-6 7.2.3 Panel operation errors ..........7-7 7.2.4 Warning messages ............7-9 7.2.5 Remote-related external control errors....... 7-11 7.3 When Failure Is Suspected ..........7-12 EC1000SA...

  • Page 238: Protection Function

    7.1 Protection Function 7.1 Protection Function The EC1000SA is equipped with a protection function that monitors the internal status and displays an error or warning when it detects the following types of abnormalities. If the beep sound has been set to on, a beep will accompany the displayed error or warning. (A beep sounds whenever a protection function-related error occurs, regardless of the beep sound setting.)

  • Page 239: Table7-1. Protection Function

    See “7.2.4 Warning messages”. Internal temperature warning message Abnormal internal √ temperature See “7.2.4 Warning messages”. External sync signal frequency range warning message External sync signal √ frequency range error See “7.2.4 Warning messages”. Note System lock may occur. EC1000SA...

  • Page 240: Error Messages And Error Handling

    7.2 Error Messages and Error Handling The EC1000SA performs a self test at power-on, and displays an error message if any abnormalities are detected. An error message is also displayed when a setting or operation is performed incorrectly or when an abnormality is detected in output or internally.

  • Page 241: Error At Power-On

    7.2 Error Messages and Error Handling 7.2.1 Error at power-on The EC1000SA performs the following fault checks at power-on. If an error occurs, NG is displayed on the system check screen. Nothing is displayed when all check items are OK.

  • Page 242: Protection Function-Related Errors

    Turn off the power switch. Control panel caused by: If the same protection error occurs again after error FRONT PANEL FAILURE the power is turned back on, contact NF Corporation or our agent. System Locked. AMP no response caused by: error AMP NO RESPONSE ERROR System Locked.

  • Page 243: Panel Operation Errors

    Setting (execution) is invalid while output is off. Turn output on. INVALID WITH OUTPUT OFF See “3.4.8 Output on/off”.) Cannot set (execute) due to invalid output mode. Change the output mode. INVALID IN THIS MODE See “3.4.2 Setting output mode”.) EC1000SA...

  • Page 244: Table7-5. Panel Operation Errors (2/2)

    This is the USB interface command error. Check the command. (Remote mode only) COMMAND ERROR See “6.6 Error Message List”.) UNDER LOCAL LOCK OUT Setting to local is prohibited under local lockout state. EXECUTION ERROR Execution errors other than the above. EC1000SA...

  • Page 245: Warning Messages

    Output off due to the output RMS current error function. Output OFF. Press the ENTER key or CANCEL key. The error is cleared caused by: and the system becomes available. Check settings and load OUTPUT OVERCURRENT[RMS] conditions before using. EC1000SA...

  • Page 246: Table7-7. Warning Messages (2/2)

    The device may enter the error status and the system may be DCPS UNDERVOLTAGE locked. In such a case, turn the power off. If a protection error is repeatedly detected after power-on, contact the NF Corporation or our agent. Output off due to the internal temperature error protection Output OFF.

  • Page 247: Remote-Related External Control Errors

    “Out of Input Signal Error occurred when executing the command due to out of the frequency” external synchronization frequency range. Error occurred when executing the command because device was “Under Warning State” operating in protected mode. 7-11 EC1000SA...

  • Page 248: When Failure Is Suspected

    7.3 When Failure Is Suspected If a problem that might be due to a fault occurs when using the EC1000SA, check the following table to determine whether the problem might be due to an operation, use method, connection error, etc.
  • Page 249 Set the signal source mode to external synchronization (SYNC), then set the external sync signal source to LINE. Line synchronization External synchronization mode See “3.4.2 Setting output mode”. cannot be set. has been set. See “4.7.2 Line synchronization”. See “5.3.1 Output mode setting”. 7-13 EC1000SA...

  • Page 250: Table7-13. When Failure Is Suspected (Problem Related To Output Error)

    See “8.2 Routine Maintenance” and Air filter is clogged. clean the air filter. Something is blocking the air Make sure the EC1000SA complies with the flow near the air intake on the “2.2 installation requirements described in front panel or the air exhaust on Installation Environment”.

  • Page 251: Table7-14. When Failure Is Suspected (Problem Related To Measurement Functions)

    Table7-16. When Failure Is Suspected (Problem Related to Memory Function) Symptom Possible Cause Required Action, etc. Memory recall does Output on/off switch When output is on, recall cannot operate. not work. (OUTPUT) is set to on. Set the output on/off switch to OFF. 7-15 EC1000SA...

  • Page 252: Table7-17. When Failure Is Suspected

    , etc.) Try restarting several times. If the battery icon still blinks, the battery needs to be replaced. Contact NF Corporation or our agent. Battery consumption Unconformity occurred in the If the battery icon never blinks after restarting icon blinks when turn internal memory.

  • Page 253: Maintenance

    8. MAINTENANCE 8.1 Introduction ................ 8-2 8.2 Routine Maintenance ............8-2 8.3 Storage, Repackaging, and Transportation ......8-4 8.4 Checking the Version Number ........... 8-5 8.5 Backup Battery ..............8-7 EC1000SA...

  • Page 254: Introduction

    • Caution points for transport and when repackaging for transport See “2.4 Simple Operation Checks”, for description of simple operation checks. If the product does not pass the operation checks, request calibration and/or repair to NF Corporation or our agent.

  • Page 255: Figure 8-1. Air Filter Cleaning Steps

    The air filter will not function adequately if it becomes clogged, such as with very fine dust. To prevent this, do not install this device in a location where there is a lot of dust (or fine dirt, etc.). Also avoid humid locations where condensation occurs easily. EC1000SA...

  • Page 256: Storage, Repackaging, And Transportation

    8.3 Storage, Repackaging, and Transportation 8.3 Storage, Repackaging, and Transportation Store the EC1000SA in a location that meets the installation requirements. See “2.2 Installation Environment”, for description of installation requirements. a) Storage when unused for a long time • Remove the power cord from the outlet and the product.

  • Page 257: Checking The Version Number

    8.4 Checking the Version Number 8.4 Checking the Version Number The EC1000SA firmware version is displayed in the bottom right of the screen for a few seconds after power-on. At other times, the version information can be checked via the control panel system information screen, as described below.

  • Page 258: Figure 8-2. System Information Screen

    CANCEL ENTER ENTER 5. Press the key to display the “SYSTEM INFORMATION” screen. CANCEL ENTER Figure 8-2. SYSTEM INFORMATION Screen 6. Press the TOP MENU key to return to the SET menu screen. SEQUENCE START STOP HOLD LOCAL MENU EC1000SA...

  • Page 259: Backup Battery

    See “4.8 Using Memory Functions”.) icon will blink if the backup battery has been drained and the data has been lost. If the icon still blinks after restarting several times, the battery needs to be replaced. Contact NF See “Table7-18”.
  • Page 260 8.5 Backup Battery EC1000SA...

  • Page 261: Specifications

    However, an accuracy noted as reference value shows the supplemental data for reference when the product is used, and is not under the guarantee. A value without the accuracy is the nominal value or representative value (shown as typ.). EC1000SA...

  • Page 262: Output

    Power supply input conditions: 180 V AC to 250 V AC input (hereinafter referred to as “AC 200 V input system”) d) Load power factor 0 to 1 (phase lead or phase lag) Note: External power injection and regeneration are not available. EC1000SA...
  • Page 263 V to −10 V or +10 V to +220 V setting, no load) 200 V range : ±( |0.5 % of set| + 1.2 V) (23 ±5°C, AC+DC mode, output AC voltage setting = 0 V, −440 V to −20 V or +20 V to +440 V setting, no load) EC1000SA...
  • Page 264 Output on phase (When signal source mode is INT, SYNC or ADD only) Setting range: 0.0° to 359.9° Setting resolution: 0.1° l) Output voltage waveform (When signal source mode is INT, SYNC or ADD only) Sine wave, square wave, arbitrary waveform (16 types) EC1000SA...
  • Page 265 Output DC offset Within ±50 mV (typ., fine adjustment available) 100 V range: Within ±100 mV (typ., fine adjustment available) 200 V range: (AC - INT mode, output voltage setting = 0 V) EC1000SA...

  • Page 266: Current Limiter

    (Lower limit ≤ upper limit) (When signal source mode is INT or ADD only) Upper limit setting range: 1.0 Hz to 550.0 Hz (Initial value: 550.0 Hz) Lower limit setting range: 1.0 Hz to 550.0 Hz (Initial value: 1.0 Hz) Setting resolution: 0.1 Hz EC1000SA...

  • Page 267: Signal Sources

    (also used as the external signal input terminal) Note: External sync signal is not required when line synchronization is selected Input impedance: 10 kΩ Input voltage threshold value: Minimum pulse width: 3 ms Nondestructive maximum ±10 V input voltage: EC1000SA...

  • Page 268: Measurement Functions

    45 Hz to 65 Hz ±(0.5% of rdg + 0.04 Arms) at DC, 40 Hz to 550 Hz ±(0.7% of rdg + 0.08 Arms) (at 23 ±5°C, output current is 5% to 100% of the maximum output current) EC1000SA...
  • Page 269 45 Hz to 65 Hz ±(2% of rdg + 1 VA) at DC ±(3% of rdg + 12 VA) (at 23 ±5°C, 50 V or higher output voltage, output current is 10% to 100% of the maximum output current) EC1000SA...
  • Page 270 Note: This measurement does not comply with the IEC or other standards. g) External synchronization frequency measurement (SYNC mode only) Measurement range: 38.0 Hz to 525.0 Hz Display resolution: 0.1 Hz ±0.2 Hz (at 23 ±5°C) Measurement accuracy: 9-10 EC1000SA...

  • Page 271: Sequence Function

    (2 bits) f) Jump times 1 to 999 or infinite g) Sequence control Start: Starts a sequence. Stop: Stops a sequence. Hold: Maintains current step output. Restarted when a sequence is started. Branch: Branches to the specified step. 9-11 EC1000SA...

  • Page 272: Arbitrary Waveform Memory

    (system lock) except for the power shutdown operation. (In some cases, output will be set off but shutdown is not necessary.) d) Abnormal internal temperature When an abnormality is detected, the output will be set to off. 9-12 EC1000SA...

  • Page 273: General

    When the setting is on, the output is automatically set to on at power-on. e) Reset function This function resets all basic settings to their initial (factory) settings. f) Self test function This function checks memory at power-on. 9-13 EC1000SA...

  • Page 274: External Control I/O

    Output on/off status L: off, H: on Limiter operation L: Not operating, H: Operating Software busy L: Normal, H: Busy Sequence operation step synchronized outputs L or H d) Terminals D-sub 25-pin multi-connector (rear panel, female, M2.6 screw) 9-14 EC1000SA...

  • Page 275: External Interface

    0.95 or higher (the power input voltage is 100 V, the rated output voltage, the resistance load at the maximum output current) 0.90 or higher (the power input voltage is 200 V, the rated output voltage, the resistance load at the maximum output current) 9-15 EC1000SA...

  • Page 276: Withstand Voltage And Insulation Resistance

    Note: This product may cause interference if used in residential areas. Such use must be avoided unless the user takes special measures to reduce electromagnetic emissions to prevent interference to the reception of radio and television broadcasts. c) RoHS Compliant with the following Directive 2011/65/EU 9-16 EC1000SA...

  • Page 277: Ambient Temperature Range, Ambient Humidity Range, Etc

    When absolute humidity is 1 g/m to 29 g/m , with no condensation Figure 9-1 shows the ambient temperature and humidity ranges. Storage condition Performance guarantee Operation guarantee − 10 50 ° C Figure 9-1. Temperature and Humidity Ranges 9-17 EC1000SA...

  • Page 278: External Dimensions And Weight

    9.17 External Dimensions and Weight 9.17 External Dimensions and Weight a) External dimensions Width: 258 mm Height: 176 mm Depth: 440 mm (Projections are not included.) b) Weight Approximately 9.7 kg Figure 9-2 shows the external dimensions. 9-18 EC1000SA...

  • Page 279: Figure 9-2. External Dimensions

    9.17 External Dimensions and Weight Figure 9-2. External Dimensions 9-19 EC1000SA...
  • Page 280 9.17 External Dimensions and Weight 9-20 EC1000SA...
  • Page 281 All NF products are warranted against defects in materials and workmanship for a period of one year from the date of shipment. During the warranty period, NF will repair the defective product without any charge for the parts and labor.
  • Page 282 • We assume no responsibility for influences resulting from the operations in this manual. © Copyright 2013-2017, NF CORPORATION PROGRAMMABLE AC/DC POWER SOURCE EC1000SA Instruction Manual NF Corporation...
  • Page 283 NF Corporation 6-3-20, Tsunashima-higashi, Kohoku-ku, Yokohama 223-8508 JAPAN Aufgrund laufender Weiterentwicklungen sind Änderungen der Spezifikationen vorbehalten. Alle Angaben vorbehaltlich Satz- und Druckfehler. nbn Austria GmbH Riesstraße 146, 8010 Graz Tel. +43 316 40 28 05 | Fax +43 316 40 25 06...

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