Page 1 Programmable AC/DC Power Source APS-1102A USER MANUAL GW INSTEK PART NO. 82PS-1102AM01 ISO-9001 CERTIFIED MANUFACTURER...
Page 2 This manual contains proprietary information, which is protected by copyrights. All rights are reserved. No part of this manual may be photocopied, reproduced or translated to another language without prior written consent of Good Will company. The information in this manual was correct at the time of printing. However, Good Will continues to improve products and reserves the rights to change specification, equipment, and maintenance procedures at any time without notice.
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 APS-1102A 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. GW Instek shall not be held liable for damages that arise from a failure to observe these warnings and cautions. This product is a Class 1 product (with protective conductor terminal) that conforms to the JIS and IEC insulation standards.
Page 5  Prevention of electrical shock due to output voltage The maximum output voltage of the APS-1102A is 440 V. Operate carefully the APS-1102A to avoid electrical shock. Directly touching the output or changing cable connections while output is on may cause electrical shock.
Page 6: 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 APS-1102A...
Page 7 EXEC input .................... 5-14 5.2.6 Shortcut keys ..................5-14 5.3 SET Menu ....................5-15 5.3.1 Output mode setting ................5-16 5.3.2 Output voltage range setting ..............5-17 5.3.3 Setting output voltage ................5-18 5.3.4 Setting output frequency ................ 5-19 APS-1102A...
Page 8 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 APS-1102A...
Page 9 9.12 External Interface ..................9-15 9.13 Power Input ....................9-15 9.14 Withstand Voltage and Insulation Resistance ..........9-16 9.15 Safety and EMC ..................9-16 9.16 Ambient Temperature Range, Ambient Humidity Range, Etc......9-17 9.17 External Dimensions and Weight ..............9-18 APS-1102A...
Page 10 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. APS-1102A Operation Panel ................. 3-2 Figure 3-2. APS-1102A Front Panel ................. 3-3 Figure 3-3. APS-1102A Rear Panel ................. 3-4 Figure 3-4.
Page 11 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 APS-1102A...
Page 12 Table3-12. Current Limiter Setting Ranges ..............3-28 Table3-13. Voltage and Frequency Setting Range Limiter ..........3-30 Table4-1. Panel Settings When Using APS-1102A as a DC Power Source ...... 4-2 Table4-2. Setting Range Options for Various Output Voltage Ranges ......4-5 Table4-3.
Page 13 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 APS-1102A...
Page 14 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 APS-1102A...
Page 15 Tables xiii APS-1102A...
Page 17: Overview
1 OVERVIEW VERVIEW 1.1 General ................1-2 1.2 Features ................1-2 1.3 Applications ..............1-3 1.4 List of Functions ............... 1-5 1.5 Operation Principles ............1-7 APS-1102A...
Page 18: General
APS-1102A User Manual 1.1 General The APS-1102A 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 Varmus (100 V range) or 200 Vrms (200 V range), with maximum output capacity of 1 kVA (during AC 200 V input).
Page 19: Applications
Input power factor control (PFC) function for 90 V AC to 250 V AC helps minimize input power line current. 1.3 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 APS-1102A...
Page 20 APS-1102A User Manual  As power source for testing characteristics of relays and switches  As power source for tests included in inspection lines for various devices APS-1102A...
Page 21: List Of Functions
1 OVERVIEW 1.4 List of Functions The main functions of the APS-1102A 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 22: Table1-2. List Of Functions (2/2)
APS-1102A User Manual Table1-2. List of Functions (2/2) Function Description External control operation modes: Enable, disable Control input: Input level: High level: +4.0 V or higher Low level: +1.0 V or lower Non-destructive max. input: +10 V/5 V Input impedance: Pull-up to +5 V at 47 k...
Page 23: Operation Principles
1 OVERVIEW 1.5 Operation Principles Figure 1-1 shows a block diagram of the APS-1102A. <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 INVERTER SUB-DCPS ～LINE 100V-230V...
Page 25: Preparations Before Use
2 PREPARATIONS BEFORE USE REPARATIONS 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 APS-1102A...
Page 26: Checking Before Use
2.1 Checking Before Use Before installing and using the APS-1102A, make sure that it has not been damaged during shipment, and check that all the accessories and all parts of the main unit are included. If anything is missing, contact the GW Instek or our agent from which the product was purchased.
Page 27: Installation Environment
If the APS-1102A is exposed to sudden shifts in ambient temperature and/or humidity during transportation in winter, internal condensation may occur. In such a case, leave the APS-1102A until the condensation has cleared before connecting the APS-1102A to a power supply.
Page 28: Figure 2-1. Ambient Temperature And Humidity Ranges
 The APS-1102A should be used indoors, and at altitude up to 2000 m.  The APS-1102A 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 29 2 PREPARATIONS BEFORE USE  Do not install the APS-1102A 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 30: Grounding And Power Supply Connection
This product uses a line filter. Be sure to ground this product. Otherwise, an electric shock may occur. To prevent an electric shock from occurring, be sure to ground the APS-1102A according to "Electric Equipment Technical Standard Class D (100 or less) Grounding" or higher.
Page 31: Figure 2-2. Power Source Inlet
The accompanying power cord sets are for use with this product only. Do not use them with other products or application systems. Use only the attached power code set for connection to AC power line. The product itself has a withstand voltage of 1500 V AC. APS-1102A...
Page 32: Simple Operation Checks
 Operation steps See “3.4.1 Power on/off”. 1. Set the APS-1102A power source switch to on.  Operation starts once the power is on. <1> Press switch to up ( | ) position. <2> The LCD goes on and displays the initial screen.
Page 33: 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 GW Instek 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 34: Calibration
APS-1102A User Manual 2.5 Calibration To calibrate the APS-1102A, contact GW Instek or our agent. APS-1102A 2-10...
Page 35: 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 APS-1102A...
Page 36: 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. APS-1102A Operation Panel APS-1102A...
Page 37: Front Panel
3 PANEL AND BASIC 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. APS-1102A Front Panel APS-1102A...
Page 38: Rear Panel
APS-1102A User Manual 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. APS-1102A Rear Panel APS-1102A...
Page 39: Display And Initial Settings At Power-On
 Initial settings Table3-1 to Table3-3 list the initial settings for the APS-1102A. 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 40: Table3-2. Settings In Memory (2/3)
APS-1102A User Manual Table3-2. Settings in Memory (2/3) Function Setting Initial setting Reset Peak current limiter 100 V range +42.0 A (positive) 200 V range +21.0 A 42.0 A 100 V range Peak current limiter  Current limiter 21.0 A...
Page 41: Table3-3. Settings In Memory (3/3)
3 PANEL AND BASIC OPERATIONS Table3-3. Settings in Memory (3/3) Function Setting Initial setting Reset Interface Baud rate 9600 bps “CR” ”LF” Terminator Remote Parity None RS232 Stop bit 1 bit Data bit 8 bit Flow control None APS-1102A...
Page 42: I/O Terminals
APS-1102A User Manual 3.3 I/O Terminals 3.3.1 Output terminals (front and rear)  Connection to output outlet (front) The front panel is equipped with universal type output outlets that accommodate power plug types from various countries. These outputs are isolated from the power inputs and case (ground connection).
Page 43: 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. APS-1102A...
Page 44: Figure 3-6. Connection To Output Terminals
To ensure safety, always turn the power off before connecting to output cables. ！ CAUTION When using the APS-1102A as a DC power supply, it is necessary to connect a diode for protection, depending on the load, such as a capacitor and inductor. See “4.1.1 Connecting output terminal to For how to connect a diode for protection, load during DC output”.
Page 45: Rs232 Connector
3 PANEL AND BASIC OPERATIONS 3.3.2 RS232 connector See “6. APS-1102A is equipped with the RS232 interface to control from an external computer, REMOTE INTERFACE”. RS232 connector Figure 3-7. RS232 Connector ------- Notes --------------------------------------------------------------------------------------------------------  Binary transmission is not supported.
Page 46: Usb Connector
APS-1102A User Manual 3.3.3 USB connector Use a commercial (off-the-shelf) USB cable to connect the rear USB connector to a PC. See “6. REMOTE INTERFACE”, for description of using USB connection for remote control from a PC. USB connector Figure 3-8. USB Connector ------- Notes -------------------------------------------------------------------------------------------------------- ...
Page 47: External Control I/O
3 PANEL AND BASIC OPERATIONS 3.3.4 External control I/O The APS-1102A 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.
Page 48: Table3-6. External Control I/O Connectors
APS-1102A User Manual Table3-6. External Control I/O Connectors Pin No. Function Remark 0: Off Output Power source on/off status 1: On 0: Off Output Output on/off status 1: On 0: Off Note Limiter operation Output 1: On 0: Normal Output...
Page 49: 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 APS-1102A...
Page 50: Main Operation Example
APS-1102A User Manual 3.4 Main Operation Example Main operations are described below in the following order.  Power-on 3.4.1 Power on/off   Set output mode 3.4.2 Setting output mode   Set output voltage range 3.4.3 Setting output voltage range ...
Page 51: 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 APS-1102A...
Page 52: 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 APS-1102A, always finish remote control. If turn off the power during remote control, it may be caused unconformity to internal memory state. APS-1102A...
Page 53: Setting Output Mode
3 PANEL AND BASIC OPERATIONS 3.4.2 Setting output mode The APS-1102A 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 54 APS-1102A User Manual  Operation steps Select output mode by selecting in the SET menu. 1. Press the key to move the cursor to the icon. Cursor CANCEL ENTER EN TER 2. Press the key to display the selection box.
Page 55: Setting Output Voltage Range
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 APS-1102A...
Page 56 APS-1102A User Manual EN TER 2. Press the key to display the selection box. Selection box CANCEL ENTER 3. Press the key to move the cursor to the output voltage range to be selected. CANCEL ENTER EN TER 4. Press the key.
Page 57: Setting Waveform
3 PANEL AND BASIC OPERATIONS 3.4.4 Setting waveform The APS-1102A 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 58: Setting Output Voltage
APS-1102A User Manual 3. Press the key to move the cursor to the waveform to be output. CANCEL ENTER EN TER 4. Press the key to set the selected waveform. CANCEL ENTER 3.4.5 Setting output voltage For AC-INT mode, the output voltage settings listed below can be selected.
Page 59 MODIFY dial and set a numerical value. The set value will be reflected in output immediately. Decrease Increase EN TER CA NCE L 4. Press the key to close the modification box. 3-25 APS-1102A...
Page 60: Setting Output Frequency
APS-1102A User Manual 3.4.6 Setting output frequency The AC output frequency can be set in the following range. Table3-11. Output Frequency Setting Setting Range Resolution Setting Accuracy 0.01% (1.0 Hz to 550.0 Hz, 23 5°C) 1.0 Hz to 550.0 Hz 0.1 Hz...
Page 61 MODIFY dial and set a numerical value. The set value will be reflected in output immediately. Decrease Increase EN TER CA NCE L 4. Press the key to close the modification box. 3-27 APS-1102A...
Page 62: Using Limiter Functions
3.4.7 Using limiter functions a) Using current limiter The APS-1102A 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 63 MODIFY dial and set a numerical value. The set value will be reflected in output immediately. Decrease Increase EN TER CA NCE L 4. Press the key to close the modification box. 3-29 APS-1102A...
Page 64: Table3-13. Voltage And Frequency Setting Range Limiter
APS-1102A User Manual b) Using setting range limiter The APS-1102A 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 65 MODIFY dial and set a numerical value. The set value will be reflected in output immediately. Decrease Increase EN TER CA NCE L 7. After setting all of the items, press the key to close the modification box. 3-31 APS-1102A...
Page 66: Output On/Off
APS-1102A User Manual 3.4.8 Output on/off OUTPUT To turn the APS-1102A 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 67: Using Measurement Functions
3 PANEL AND BASIC OPERATIONS 3.4.9 Using measurement functions The APS-1102A 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 68 APS-1102A User Manual  Operation steps To select a measurement display, select “MEASURE” in the MISC menu 1. Press the key to move the cursor to the icon. CANCEL ENTER Cursor EN TER 2. Press the key to display the MISC menu.
Page 69 See “4.3 Measurement of Harmonic Current”. EN TER 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. 3-35 APS-1102A...
Page 70: Output Characteristics
APS-1102A User Manual 3.5 Output Characteristics The following charts show output voltage vs. output current of the APS-1102A (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 71: 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 APS-1102A...
Page 72 APS-1102A User Manual APS-1102A 3-38...
Page 73: 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 APS-1102A...
Page 74: Use As A Dc Power Source
4.1.1 Connecting output terminal to load during DC output Use the output terminal on the rear panel when outputting DC+AC or only DC from the APS-1102A. If the load is a capacitor or inductive load, connect a diode for protection that meets the following specifications between the output terminal of the APS-1102A and the load.
Page 75: Selecting An Output Mode (Ac+Dc-Int Mode)
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. APS-1102A Block diode Capacitor Figure 4-1.
Page 76 APS-1102A User Manual EN TER 2. Press the key to display the selection box. Selection box CANCEL ENTER key to move the cursor to “AC+DC-INT”. 3. Press the Cursor CANCEL ENTER EN TER 4. Press the key to set the AC+DC-INT mode.
Page 77: 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 EN TER 2. Press the key to display the selection box. Selection box CANCEL ENTER APS-1102A...
Page 78 APS-1102A User Manual 3. Press the key to move the cursor to 100 V or 200 V. CANCEL ENTER EN TER 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.
Page 79: Setting The Output Voltage
To select an output voltage, select a numerical value.  Operation steps 1. Press the key to move the cursor to the icon. Cursor CANCEL ENTER EN TER 2. Press the key to display the modification box. Modification box CANCEL ENTER APS-1102A...
Page 80 APS-1102A User Manual 3. Press the keys to move the cursor to the digit to be changed, turn the MODIFY dial and set a numerical value. The set value will be reflected in output immediately. Decrease Increase EN TER CA NCE L 4.
Page 81: Setting Output Frequency Of Superimposed Ac
MODIFY dial and set a numerical value. The set value will be reflected in output immediately. Decrease Increase EN TER CA NCE L 4. Press the key to close the modification box. APS-1102A...
Page 82: Setting Superimposed Ac Waveform
APS-1102A User Manual 4.1.6 Setting superimposed AC waveform Selects among 16 types of sine waves (SIN), square waves (SQU), and arbitrary waveforms (ARB). Arbitrary waveforms are generated using data transfers via the USB interface. See “4.6 Output of Arbitrary Waveforms”, for details of arbitrary waveforms.
Page 83: 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 APS-1102A...
Page 84 APS-1102A User Manual b) Calculation method of the measurement values Output voltage and current are sampled and A/D converted at 50 kS/s in general or at 5 kS/s when a sequence program is running. The frequency bandwidth of each analog circuit from a voltage or current point to the A/D converter is 50 kHz.
Page 85 Cursor EN TER 2. Press the key to display the MISC menu. key to move the cursor to “MEASURE”. Press the CANCEL ENTER EN TER 3. Press the key to display the selection box. CANCEL ENTER Selection box 4-13 APS-1102A...
Page 86 APS-1102A User Manual 4. Press the key to move the cursor to the desired measurement display. Select “AVG” to measure only the DC power source. CANCEL ENTER EN TER 5. Press the key to set the selected measurement display. CANCEL...
Page 87: Measurement Of Inrush Current
Since the rated current is 3.5 A, this represents a fourfold increase in the current flow. The APS-1102A can supply four times as a large peaked current as the maximum 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 88: Set Phase At Output On
APS-1102A User Manual 4.2.2 Set phase at output on “Phase at output on” in the SET menu and set a numerical To set the phase at output on, select value. Before changing the phase at output on, set output off.
Page 89: Set Measurement Display To Peak Value
 The selection box is displayed. CANCEL ENTER Selection box EN TER key to move the cursor to “PEAK”, then press the 3. Press the key.  This sets the measurement display to the peak value (PEAK). CANCEL ENTER 4-17 APS-1102A...
Page 90: Reset The Peak Current Hold Value
Peak hold value 4.2.4 Reset the peak current hold value The APS-1102A 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 91  The peak current hold value is reset. 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. 4-19 APS-1102A...
Page 92: Measurement Of Harmonic Current
The APS-1102A includes a function for measuring harmonic current. This measurement does not conform to the IEC or other standards.
Page 93: Figure 4-4. Example Of Harmonic Measurement Window Display
HC4: 31st to 40th Figure 4-4. Example of Harmonic Measurement Window Display 4. Press the key to switch the HC1, HC2, HC3, and HC4 screens. 5. Press the key to end harmonic measurement and return to the TOP MENU (normal display). 4-21 APS-1102A...
Page 94: Using The Sequence Function
4.4 Using the Sequence Function 4.4.1 Sequence operations When the sequence function of the APS-1102A 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 95: 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 APS-1102A...
Page 96: Table4-5. Step Transition Parameters
APS-1102A User Manual The step transition parameters specify the next step and its timing. Table4-5. Step Transition Parameters [Step time] Specified in time [Step end phase] Sets step end phase as enabled or disabled. The following parameters are provided to specify the action at the end of the step.
Page 97: 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 APS-1102A...
Page 98: Figure 4-7. Example Of Sequence Operation From Hold Mode To
APS-1102A User Manual d) Sequence control The following describes how sequence operations are controlled. Sequence control operations are indicated in triangular brackets (< >). Table4-7. Sequence Control Sets Run mode. When changing from Idle mode, the operation goes to step 1 when <Start> is set, and the sequence is started.

Page 99: 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 APS-1102A...
Page 100: Figure 4-10. Example Of Step Synchronized Output
APS-1102A User Manual f) Step synchronized output The code that is specified in the step being executed is output to the external control I/O connector. However, “L” is output during a normal output step. Step synchronized output Step 1 Step 2...
Page 101: Sequence Settings
Sequence settings are made as described below.  Input per step via control panel  Programmed from PC, with remote interface transfer to APS-1102A  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 102 APS-1102A User Manual EN TER 3. Press the key to display the SEQUENCE screen. CANCEL ENTER 4. Press the key to select the operation to be performed.  To control sequence operations: select “CONTROL…”. See “4.4.4 Control of sequence operations”.) Note This cannot be selected when output is off.
Page 103: 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 APS-1102A...
Page 104: Table4-8. Setting Items In Program Screen (1/3)
APS-1102A User Manual Table4-8. Setting Items in PROGRAM Screen (1/3) Setting Name Item Operation Specifies the step number to be set. STEP Step number Setting range: 1 to 255 Specifies the continuation time for the specified step. Setting range: 0.0001 s to 999.9999 s Setting resolution: 0.0001 s (= 0.1 ms)
Page 105: 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. Setting range: 0.0 to 359.9 Step end phase Setting resolution: 0.1 4-33 APS-1102A...
Page 106: Table4-10. Setting Items In Program Screen (3/3)
APS-1102A User Manual Table4-10. Setting Items in PROGRAM Screen (3/3) Setting Name Item Operation Sets operation after end of step. Select one of the following three options.  CONT: STEP TERM Step end Sequence continuation  STOP: Change to Idle mode ...
Page 107 The set value will be reflected in output immediately. Decrease Increase 5. Use these steps to set all columns. EN TER CA NCE L 6. After setting all of the columns, press the key to close the modification box. 4-35 APS-1102A...
Page 108 APS-1102A User Manual  Operation step <2> The settings for DC voltage operation type (AC+DC mode only), AC voltage operation type, frequency operation type, waveform (WAVE), waveform operation type, phase operation type, step synchronized output (SYNC CODE), step synchronized output operation type, step end phase enable/disable (STOP PHS), and step end (STEP TERM) are made by selecting settings for the various items in the order described below.
Page 109: 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 EN TER 3. Press the key to perform the selected operation. 4-37 APS-1102A...
Page 110: Figure 4-12. Sequence Shortcut Keys
APS-1102A User Manual b) When operating with the shortcut keys  Operation step 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.
Page 111: 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 APS-1102A...
Page 112: Example Of Sequence Operation Settings
APS-1102A User Manual 4.4.6 Example of sequence operation settings The following describes the steps for setting a new sequence operation, based on the sequence transition See “5.6.5 Time unit setting” to example described in Table4-12. The time unit is seconds (s). ( change the time unit.)
Page 113 “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 EN TER CA NCE L 5. Press the key to close the modification box. 4-41 APS-1102A...
Page 114 APS-1102A User Manual key to move the cursor to the line displaying “CONST” (fourth line from the top). 6. Press the CANCEL ENTER EN TER 7. Press the key to display the selection box. Selection box CANCEL ENTER key to move the cursor to “SWEEP”.
Page 115 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 APS-1102A...
Page 116: Execution Of Sequence Operations
APS-1102A User Manual 4.4.7 Execution of sequence operations Once sequence programming has been completed, start the sequence. The execution steps for the sequence operations are described below. a) When using the MISC menu  Operation steps 1. Press the TOP MENU key (shortcut key) to return to the top menu. In the top menu, “SET” is shown in the upper left corner of the menu window.
Page 117 LED goes on. Output on/off LED is on OUTPUT OUTPUT Output off Output on EN TER 7. Select “SEQUENCE”, then press the key to display the SEQUENCE screen. CANCEL ENTER 4-45 APS-1102A...
Page 118 APS-1102A User Manual EN TER key to select “CONTROL”, then press the 8. Press the key to display the selection box. Selection box CANCEL ENTER EN TER 9. Select “START”, then press the key to start the sequence. b) When using keys on the control panel ...
Page 119: 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 APS-1102A...
Page 120: 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 APS-1102A 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 121: 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 APS-1102A 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 122 APS-1102A User Manual key to move the cursor to the arbitrary waveform to be selected (“ARB1” 2. Press the EN TER to “ARB16”), then press the key.  This sets the selected arbitrary waveform. CANCEL ENTER APS-1102A 4-50...
Page 123: Synchronize The Output With External Signal
4 ADVANCED OPERATION EXAMPLE 4.7 Synchronize the Output with External Signal The APS-1102A 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. The output frequency can be synchronized to any frequency from 40 Hz to 500 Hz. The synchronization phase difference cannot be set.
Page 124: External Signal Synchronization
APS-1102A User Manual 4.7.1 External signal synchronization This function synchronizes the output frequency to a signal (pulse width 3 ms or more) that is input to the rear panel external sync signal input (BNC connector). The output frequency can be synchronized to any frequency from 40 Hz to 500 Hz.
Page 125  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 APS-1102A...
Page 126: Line Synchronization
APS-1102A User Manual 4.7.2 Line synchronization This function synchronizes the output frequency to the frequency of the AC power source line. The output frequency can be synchronized to power source line frequency (50 Hz/60 Hz).  Operation steps Select in the SET menu to select external synchronization mode, then set the sync signal source to line synchronization (“LINE”).
Page 127: 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 APS-1102A...
Page 128 APS-1102A User Manual  Operation steps and then “MEMORY” in the MISC menu to store, recall, or clear memory or to set the Select target memory number. 1. Press the key to move the cursor to the icon. CANCEL ENTER...
Page 129 ENTER EN TER 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 APS-1102A...
Page 130: Amplification Of External Signal
APS-1102A User Manual 4.9 Amplification of External Signal The APS-1102A 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 131  This sets the selected output mode. CANCEL ENTER Selection box EN TER 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 APS-1102A...
Page 132 APS-1102A User Manual 4. Press the key to move the cursor to the output voltage range to be set, then press the EN TER key.  This sets the selected output voltage range. CANCEL ENTER EN TER 5. Press the...
Page 133 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 APS-1102A...
Page 134: Adding External Signals And Internal Signals
APS-1102A User Manual 4.10 Adding External Signals and Internal Signals When in the APS-1102A internal + external mode (AC-ADD, AC+DC-ADD), the internal signal source signal can be added to the external signal input prior to output. When using a signal input from an external source as a signal source, connect to the rear panel external signal input/external sync signal input terminal (EXT SIG IN/EXT SYNC IN).
Page 135: Menus
5.4.6 Output harmonic current measurement ....5-27 5.4.7 External synchronization frequency measurement ... 5-27 5.5 MISC Menu ..............5-28 5.5.1 Sequence (SEQUENCE) ......... 5-28 5.5.2 Memory (MEMORY) ..........5-32 5.5.3 Remote (REMOTE) ..........5-33 5.5.4 System (SYSTEM) ..........5-34 APS-1102A...
Page 136 APS-1102A User Manual 5.5.5 Setting range limiter (LIMIT) ........5-35 5.5.6 Selection of measurement display (MEASURE) ..5-36 5.5.7 Reset of peak current hold value ......5-36 5.5.8 Output on/off ............5-37 5.5.9 Adjusting DC offset ..........5-38 5.6 System Menu ..............5-40 5.6.1 Keylock ..............
Page 137: Screen Configuration
5 MENUS 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) APS-1102A...
Page 138 APS-1102A User Manual The following information is displayed in various parts of the screen. A: Status window: This window shows various status of the devices. B: Message box: When an error has occurred, a message box appears near the bottom of the status window, and the cause is displayed.
Page 139: Status Icons
5 MENUS 5.1.1 Status icons The status window displays status icons that indicate the status of the APS-1102A. 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 140: Warnings And Error Messages
See “7 TROUBLESHOOTING”, for further description of error messages. 5.1.3 Sequence display The APS-1102A 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 141: Basic Operations
5.2 Basic Operations The APS-1102A basic operations are described below. 5.2.1 Menus The APS-1102A 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 APS-1102A menu tree.
Page 142: Table5-3. Items In Set Menu
APS-1102A User Manual Table5-3. Items in SET Menu Icon Item Reference See “5.3.1 Output mode setting”. Select output mode See “5.3.2 Output voltage range Select output voltage range setting”. See “5.3.3 Setting output Set AC voltage to be output voltage ”.
Page 143: 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”. See “5.5.8 Output ”. OUTPUT Select output on/off See “5.5.9 Adjusting DC offset”. DC ADJUST Set the DC offset adjustment APS-1102A...
Page 144: Table5-5. Items In Sequence Menu
APS-1102A User Manual Table5-5. Items in SEQUENCE Menu Setting Name Setting Reference See “4.4.4 Control of sequence CONTROL... Control sequence operation operations”. PROGRAM STEP Step number TIME Step time DC voltage DC VOLT DC operation type AC voltage AC VOLT...
Page 145: Table5-7. Items In Remote Menu
Setting name Setting Reference See “5.5.5 Setting range limiter Positive voltage setting limit Vo Negative voltage setting limit (LIMIT)”. See “Table3-13. Voltage and F Up Frequency setting upper limit F Lo Frequency setting lower limit Frequency Setting Range Limit”. 5-11 APS-1102A...
Page 146: Navigating The Menu Tree
APS-1102A User Manual 5.2.2 Navigating the menu tree Use the UP and DOWN keys to move among items displayed in the menu windows. Press the ENTER key to go to a lower-level menu in the menu tree and press the CANCEL key to go to the higher-level menu.
Page 147: 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 5-13 APS-1102A...
Page 148: 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 APS-1102A shortcut keys can be used to perform the following operations. Table5-10. Shortcut Keys Key No. Indication on Control Panel...
Page 149: 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”. 5-15 APS-1102A...
Page 150: Output Mode Setting
The APS-1102A enables selection of four signal source modes: INT (internal), EXT (external), ADD (internal + external), and SYNC (external synchronization).  INT: The APS-1102A internal signal source is used. DC or AC set via the control panel menu is output.  EXT:...
Page 151: Output Voltage Range Setting
5 MENUS Figure 5-7 shows a block diagram of the APS-1102A signal sources. SYSTEM CONTROL EXT INPUT GAIN EXT SIG IN EXT SYNC To AMP CONTROL LINE LINE SYNC SYNC INT OSC Figure 5-7. Block Diagram of Signal Sources ...
Page 152: Setting Output Voltage
APS-1102A User Manual 5.3.3 Setting output voltage The output voltage settings listed below can be made for the two operation modes. Table5-13. Output Voltage Settings Operation Mode Setting Setting Range Resolution 0.1 Vrms 0.0 to 155.0 Vrms AC mode 100 V range 0.1 Vp-p...
Page 153: Setting Output Frequency
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”. 5-19 APS-1102A...
Page 154: 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 APS-1102A via USB interface.  Operation steps To select a waveform, select in the SET menu.
Page 155: Peak Current Limiter Settings
In this case, the peak current limiter settings (positive and negative) should be reduced. CAUTION ！ If the output current or frequency suddenly increases, due, for example, to an output short circuit, the limiter response may not be quick enough, so the output overcurrent protection function may be triggered. 5-21 APS-1102A...
Page 156: Rms Current Limiter Settings
APS-1102A User Manual 5.3.8 RMS current limiter settings This limits the output RMS current. When the output RMS current exceeds this setting, the output voltage is suppressed. Table5-17. RMS Current Limiter Setting Range Setting Setting Range Resolution Initial Value 100 V range 1.0 A to 10.5 A...
Page 157: Measure Screen
Always Reactive power displayed During external “5.4.7 External synchronization Synchronization synchronization frequency frequency measurement” mode only “5.4.4 Load power factor Always Load power factor None measurement” displayed “5.4.5 Load crest factor Always Load crest factor None measurement” displayed 5-23 APS-1102A...
Page 158: Output Voltage Measurement
APS-1102A User Manual 5.4.1 Output voltage measurement When “MEASURE” has been selected in the MISC menu, RMS value (RMS), average DC (AVG), or peak value (PEAK) is displayed. The initial setting (factory setting) is to display the RMS value (RMS).
Page 159: 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 5-25 APS-1102A...
Page 160: Output Power Measurement
APS-1102A User Manual 5.4.3 Output power measurement The output power values described below are always displayed. a) Effective power  Full scale: 1200 W  Display resolution:  Measurement accuracy: at 45 Hz to 65 Hz (2% of rdg +1 W) at DC (3% of rdg +12 W)
Page 161: Load Crest Factor 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) 5-27 APS-1102A...
Page 162: Misc Menu
APS-1102A User Manual 5.5 MISC Menu This menu is used to enter detailed settings for various functions. In this menu, you can also turn the output on or off. 5.5.1 Sequence (SEQUENCE) A sequence menu is displayed. This menu is used to control sequences, set up programming, and clear sequence memory.
Page 163: 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 5-29 APS-1102A...
Page 164: Table5-21. Program Screen Items (2/3)
APS-1102A User Manual Table5-21. PROGRAM Screen Items (2/3) Setting Name Item Operation Sets the AC frequency. Setting range: 1.0 Hz to 550.0 Hz AC frequency Setting resolution: 0.1 Hz Sets the method used to change to the specified frequency. Select one of the following three options.
Page 165: 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”. 5-31 APS-1102A...
Page 166: Memory (Memory)
APS-1102A User Manual 5.5.2 Memory (MEMORY) The “MEMORY” screen is used to control memory. Settings saved (stored) to store/recall memory No. 1 to No. 30 can be recalled and used. Recall of store/recall memory contents can be executed only when output is off.
Page 167: 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. ------------------------------------------------------------------------------------------------------------------------- 5-33 APS-1102A...
Page 168: 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 APS-1102A system settings are displayed in the “SYSTEM” screen. See “5.6 System Menu”, for detailed description of the system menu. APS-1102A...
Page 169: 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 APS-1102A 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 170: Selection Of Measurement Display (Measure)
APS-1102A User Manual 5.5.6 Selection of measurement display (MEASURE) Select the measurement values to be displayed from the RMS value (RMS), average DC (AVG), peak value (PEAK), and harmonic current values (HC1 to HC4). When harmonic current value is selected, the RMS value, average DC, and peak value are not measured.
Page 171: Output On/Off
5 MENUS 5.5.8 Output on/off OUTPUT The APS-1102A 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 key to move the cursor to “OUTPUT”.
Page 172: Adjusting Dc Offset
APS-1102A User Manual 5.5.9 Adjusting DC offset Even when the output is set to 0 V, the DC offset voltage from several mV to several tens of mV may exist in the output. The DC offset adjustment function can reduce such DC voltage close to zero.
Page 173 MODIFY dial and set a numerical value. The set value will be displayed immediately. Decrease Increase EN TER CA NCE L After setting all of the columns, press the key to close the modification box. 5-39 APS-1102A...
Page 174: System Menu
APS-1102A User Manual 5.6 System Menu This menu is used to enter the following system settings for the APS-1102A.  KEYLOCK: Keylock  BEEP: Beep  CONTRAST: LCD contrast  COLOR: LCD display color  TIME UNIT: Time unit  INIT OUT: Output on/off at power-on ...
Page 175 5 MENUS EN TER 3. Press the key to display the SYSTEM screen . CANCEL ENTER 4. Press the key to select the operation to be performed. 5-41 APS-1102A...
Page 176: Keylock
APS-1102A User Manual 5.6.1 Keylock The APS-1102A 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 177: Beep Sound
(i.e., to OFF when on or to ON when off). CANCEL ENTER EN TER CA NCE L 4. Press the key to complete the setting. Press the key to cancel the setting. 5-43 APS-1102A...
Page 178: Lcd Contrast Adjustment
APS-1102A User Manual 5.6.3 LCD contrast adjustment The LCD screen contrast level can be set to any of 100 levels to suit the operation environment. To open the level adjustment text box, press the ENTER key and CANCEL key at the same time. This enables the contrast to be adjusted even when the current contrast setting does not allow easy recognition of the LCD display contents.
Page 179: Lcd Display Color Setting
“BLUE” for blue based or “WHITE” for white 3. Press the based. CANCEL ENTER EN TER CA NCE L 4. Press the key to complete the setting. Press the key to cancel the setting. 5-45 APS-1102A...
Page 180: Time Unit Setting
APS-1102A User Manual 5.6.5 Time unit setting The unit used to indicate the time parameter can be specified. Select either “s” (second) or “ms” (millisecond) for this time unit.  Operation steps key to move the cursor to “TIME UNIT”.
Page 181: Output On/Off Setting At Power-On
5 MENUS 5.6.6 Output on/off setting at power-on The APS-1102A can be set to automatically turn output on at power-on. However, when restarting after a system lock, the APS-1102A will start with output off regardless of this setting.  Operation steps key to move the cursor to “INIT OUT”.
Page 182: External Control Input Enable/Disable Setting
APS-1102A User Manual 5.6.7 External control input enable/disable setting External control input can be set as enabled or disabled. However, the APS-1102A 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 183: Reset Function
5.6.8 Reset function This function resets all basic settings to their initial (factory) settings. The APS-1102A cannot be reset when output is on. Always turn output off before resetting the APS-1102A. See “3.2 Display and Initial Settings at Power-on”, for description of the settings after a reset.
Page 184 APS-1102A User Manual APS-1102A 5-50...
Page 185 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 APS-1102A...
Page 186: Remote Interface
VISA library must get it additionally. VISA: Virtual Instrument software Architecture 6.1.1 USB APS-1102A 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 187  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. ------------------------------------------------------------------------------------------------------------------------- APS-1102A...
Page 188: Rs232
APS-1102A User Manual  USB ID Used for a system connected with APS-1102A 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 8580 (0x2184)
Page 189 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 APS-1102A.  Operation steps <2> Set communication parameter by following steps below.
Page 190 APS-1102A User Manual key to move the cursor to “RS232”. 2. Press the CANCEL ENTER EN TER key to display the “RS232” screen. 3. Press the CANCEL ENTER 4. Set each item. CANCEL ENTER ------- Notes --------------------------------------------------------------------------------------------------------  Avoid use in a place that has power fluctuation or under electrically noisy environment.
Page 191: Command List
6 REMOTE INTERFACE 6.2 Command List The APS-1102A command list is shown in Table6-1 to Table6-9 and IEEE488.2 common commands supported by the APS-1102A 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 192: Table6-2. Command List (Source Subsystem)(2/2)
APS-1102A User Manual Table6-2. Command List (SOURce Subsystem)(2/2) Function Command DC offset voltage adjustment [SOURce:]VOLTage:ADJust:OFFSet:AC (during AC-INT, AC-ADD, or AC-SYNC mode) DC offset voltage adjustment [SOURce:]VOLTage:ADJust:OFFSet:DC (during AC+DC-INT, AC+DC-ADD, or AC+DC-SYNC mode) Output voltage range [SOURce:]VOLTage:RANGe Table6-3. Command List (MEASure Subsystem)
Page 193: 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] APS-1102A...
Page 194: Table6-9. Command List (System Subsystem)
APS-1102A User Manual Table6-9. Command List (SYSTem Subsystem) Function 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)
Page 195: 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 APS-1102A...
Page 196 APS-1102A User Manual a) Input buffer  The number of commands that can be sent at one time is limited by the input buffer capacity (10,000 characters).  The transferred commands are first stored in the input buffer, then successively interpreted and executed.
Page 197: 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 APS-1102A...
Page 198: Figure 6-1. Binary Block Data
APS-1102A User Manual b) SCPI data format All command messages and acknowledge messages sent to the APS-1102A 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 199: 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 APS-1102A...
Page 200 APS-1102A User Manual 2) Path separator The path separator (:) separates the current keyword from the keyword at the next lower level. Each time a colon (:) is detected in a command string, the current path is moved one level downward.
Page 201 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 APS-1102A...
Page 202: Detailed Command Descriptions
A triangular symbol is used to explicitly indicate that a space exists. b) Remark  Commands and queries are both included as APS-1102A commands, but for simplicity both are referred to as commands. Any command that includes a question mark (?) with a keyword is a query.
Page 203 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 APS-1102, current average limiter command of APS-1102 can be used as RMS limiter command of APS-1102A. [SOURce:]CURRent:LIMit:AVErage<NR2>...
Page 204 APS-1102A User Manual  [SOURce:]FREQuency[:IMMediate] This sets the output frequency. When in AC-EXT/AC-SYNC/AC+DC-EXT/AC+DC-SYNC mode, the frequency cannot be set. ([3, “Invalid in this mode”] error occurs.) The frequency setting ranges from 1.0 Hz to 550.0 Hz. [SOURce:]FREQuency[:IMMediate]<NR2> Syntax: Parameters: 1.0 to 550.0...
Page 205 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 APS-1102A...
Page 206 APS-1102A User Manual  [SOURce:]PHASe:CLOCk This sets the sync signal source in the external synchronization mode (AC-SYNC or AC+DC-SYNC). The sync signal source setting is either LINE (line synchronization) or EXT (external synchronization). However, when output is on, the sync signal source cannot be changed.
Page 207 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. [SOURce:]SEQuence:COUNt? Syntax: Parameters: None Query example: SEQ:COUN? Response format: <NR1> Response example: 6-23 APS-1102A...
Page 208 APS-1102A User Manual  [SOURce:]SEQuence:DELete This clears the sequence memory. When this command is executed, all sequence step settings are cleared. However, the sequence memory contains a separate sequence for each operation mode (AC and AC+DC) and each output voltage range (100 V and 200 V), for a total of four combined sets.
Page 209 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 APS-1102A...
Page 210 APS-1102A User Manual  [SOURce:]SEQuence:TPARameter This sets the step transition parameters. The target sequence step must be set in advance by the SEQ:STEP. ( “[SOURce:]SEQuence:STEP” on page 6-27.) See “ SYSTem:TUNit” on page 6-43) in advance to set the unit for the Use SYST:TUN ( sequence step execution time or query the unit.
Page 211 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. Syntax: [SOURce:]VOLTage:LIMit:HIGH<NR2> 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 APS-1102A...
Page 212 APS-1102A User Manual  [SOURce:]VOLTage:LIMit:LOW This sets the lower limit of the output voltage that can be set. However, a value that is equal to or higher than the currently set cannot be specified. ([5, “Out of Limiter”] error occurs.) For the 100 V range, the limit value setting ranges from 220.0 to 0.1 V, and for the 200 V range,...
Page 213 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.) [SOURce:]VOLTage:RANGe<NR1> Syntax: Parameters: 100/200 Command example: VOLT:RANG 100 Query example: VOLT:RANG? Response format: <NR1> Response example: 6-29 APS-1102A...
Page 214 APS-1102A User Manual d) MEASure subsystem  MEASure[:SCALar]:CURRent[:AC]? This returns the output current RMS value (AC+DC RMS value) in Arms units. The output current RMS value measurement full scale is 15.00 Arms. If the measured value exceeds the measurement range, 99.99 Arms is returned as a measurement error.
Page 215 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”. Syntax: MEASure[:SCALar]:CURRent:CREStfactor? Parameters: None Query example: MEAS:CURR:CRES? Response format: <NR2> Response example: 1.41 6-31 APS-1102A...
Page 216 APS-1102A User Manual  MEASure[:SCALar]:CURRent:HARMonic[:AMPLitude]? This returns the harmonic current in Arms units within the specified harmonic order range. The harmonic current measurement range is 15.00 Arms. If the measured value exceeds the full scale, 99.99 Arms is returned as a measurement error.
Page 217 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”. MEASure[:SCALar]:POWer:AC:PFACtor? Syntax: Parameters: None Query example: MEAS:POW:AC:PFAC? Response format: <NR2> Response example: 0.68 6-33 APS-1102A...
Page 218 APS-1102A User Manual  MEASure[:SCALar]:POWer:AC:REACtive? This returns the reactive power in var units. The reactive power measurement full scale is 1400 var. If the measured value exceeds the measurement range, 9999 var is returned as a measurement error. MEASure[:SCALar]:POWer:AC:REACtive? Syntax:...
Page 219 ±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 APS-1102A...
Page 220 APS-1102A User Manual e) DISPlay subsystem  DISPlay[:WINDow]:MEASure:MODE This selects the measurement display selection. The measurement display selection setting is RMS (RMS value), AVG (average DC), PEAK (peak value), and HC (harmonic current) 1 to 4. The relation between the harmonic current mode and the harmonic degree is as follows.
Page 221 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. Syntax: STATus:OPERation[:EVENt]? Parameters: None Query example: STAT:OPER? Response format: <NR1> Response example: 16384 6-37 APS-1102A...
Page 222 APS-1102A User Manual  STATus:OPERation:NTRansition STATus:OPERation:PTRansition This sets the operation transition filter (OPTF). The setting ranges from 0 to 20482.  When the NTR filter is set to 1, OPER is set to 1 when OPCR changes from 1 to 0.
Page 223  When the NTR and PTR filters are set to 0, changes in WRCR are not propagated to WRER. Syntax: STATus:WARNing:NTRansition<NR1> 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 APS-1102A...
Page 224 APS-1102A User Manual g) OUTPut subsystem  OUTPut[:STATe] This controls on/off settings of the output relay. Syntax: OUTPut[:STATe]<bool> Parameters: OFF|0 / ON|1 Command example: OUTP ON Query example: OUTP? Response format: <NR1> Response example: h) INPut subsystem  INPut:GAIN This sets the external input gain used in the external mode (AC-EXT or AC+DC-EXT) and internal + external mode (AC-ADD or AC+DC-ADD).
Page 225 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 APS-1102A...
Page 226 APS-1102A User Manual  TRACe:DELete[:NAME] This clears the specified arbitrary waveform memory. When this command is executed, a sine wave is written to ARB1 to ARB8, a square wave is written to ARB9 to ARB12, and a triangle wave is written to ARB13 to ARB16.
Page 227 Query example: SYST:PON? Response format: <NR1> Response example:  SYSTem:TUNit This sets the sequence step execution time unit as s or ms. Syntax: SYSTem:TUNit<NR1> Parameters: 0 (s) / 1 (ms) Command example: SYST:TUN 0 Query example: SYST:TUN? Response example: 6-43 APS-1102A...
Page 228 APS-1102A User Manual  SYSTem:WRELease This clears a warning. When a warning is cleared, the SET screen is displayed and key input is enabled. In order for the warning to be cleared, it is necessary that all the factors of the warning have been removed and it is ready to be cleared.
Page 229 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 APS-1102A...
Page 230 Syntax: Parameters: None IDN? Query example: Response format: <SRD> “GW Instek, APS-1102A, 000001, Ver1.00” Response example:  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 231 Command example: SRE? Query example: Response format: <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 APS-1102A...
Page 232 APS-1102A User Manual  TST? This returns the self test results. In this device, “0” is always returned. TST? Syntax: Parameters: None TST? Query example: Response format: <NR1> Response example:  WAI ※ This is to prohibit the device from executing any subsequent command until all the operations ( are completed.
Page 233: Command Tree
6 REMOTE INTERFACE 6.4 Command Tree The command tree for each of the APS-1102A subsystem is shown in Figure 6-3. Figure 6-3. Command Tree 6-49 APS-1102A...
Page 234: Status System
APS-1102A User Manual 6.5 Status System The APS-1102A includes the minimum set of status groups defined by IEEE488.2. The APS-1102A 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 235: 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 APS-1102A...
Page 236: Standard Event Status
APS-1102A User Manual 6.5.2 Standard event status The structure of the standard event status register is shown in Figure 6-5 below. ESR (standard event register) ESE (standard event enable register) Power on (PON) User request (URQ) Command error (CME) Execution error (EXE)
Page 237: 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 APS-1102A...
Page 238: Figure 6-6. Operation Status
APS-1102A User Manual 6.5.3 Operation status The structure of the operation status register is shown in Figure 6-6 below. OPCR (operation condition register) OPTF (operation transition filter) Always 0 Under sequence execution Not used Under sequence hold Not used Not used...
Page 239: 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 APS-1102A...
Page 240: Error Message List
APS-1102A User Manual 6.6 Error Message List Error messages are listed in Table6-16 below. Table6-16. Error Message List Message Cause “No error” No error. Command was recognized as invalid due to any cause. 100 “Command error” (General command error) Command was recognized as invalid due to reception of 102 “Syntax error”...
Page 241: 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 APS-1102A...
Page 242 APS-1102A User Manual APS-1102A 6-58...
Page 243: 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 APS-1102A...
Page 244: Protection Function
APS-1102A User Manual 7.1 Protection Function The APS-1102A 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 245: Table7-1. Protection Function
See “7.2.4 Warning messages”. error Internal temperature warning message Abnormal internal  See “7.2.4 Warning messages”. temperature External sync signal frequency range warning message External sync signal  See “7.2.4 Warning messages”. frequency range error Note System lock may occur. APS-1102A...
Page 246: Error Messages And Error Handling
7.2 Error Messages and Error Handling The APS-1102A 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 247: Error At Power-On
7 TROUBLESHOOTING 7.2.1 Error at power-on The APS-1102A 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. ROM CHECK.....OK RAM READ/WRITE CHECK..OK BACKUP MEMORY CHECK...OK...
Page 248: Protection Function-Related Errors
APS-1102A User Manual 7.2.2 Protection function-related errors When a protection function-related error has occurred, an error message is displayed in the message window, and operation is stopped. Figure 7-2. Screen Display When Protection Function-Related Error Has Occurred See “7.1 When a protection function-related error message is displayed, turn off the power switch. ( Protection Function”.)
Page 249: 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”.) APS-1102A...
Page 250: Table7-5. Panel Operation Errors (2/2)
APS-1102A User Manual Table7-5. Panel Operation Errors (2/2) Error Message Cause and Action Required Cannot set (execute) due to BUSY status. Wait until the BUSY display disappears, then try operation again. UNDER BUSY STATE See “3.4.3 Setting output voltage range”.) Cannot set (execute) due to remote status.
Page 251: 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. APS-1102A...
Page 252: 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 GW Instek or our agent. Output off due to the internal temperature error protection Output OFF.
Page 253: 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 APS-1102A...
Page 254: When Failure Is Suspected
7.3 When Failure Is Suspected If a problem that might be due to a fault occurs when using the APS-1102A, check the following table to determine whether the problem might be due to an operation, use method, connection error, etc.
Page 255: Table7-11. When Failure Is Suspected
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 APS-1102A...
Page 256: 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 APS-1102A 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 257: 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 APS-1102A...
Page 258: Table7-17. When Failure Is Suspected
, etc.) Try restarting several times. If the battery icon still blinks, the battery needs to be replaced. Contact GW Instek or our agent. Battery consumption Unconformity occurred in the If the battery icon never blinks after restarting icon blinks when turn internal memory.
Page 259: Maintenance
8 MAINTENANCE AINTENANCE 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 APS-1102A...
Page 260: 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 GW Instek or our agent.
Page 261: 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. APS-1102A...
Page 262: Storage, Repackaging, And Transportation
APS-1102A User Manual 8.3 Storage, Repackaging, and Transportation Store the APS-1102A 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 263: Checking The Version Number
8 MAINTENANCE 8.4 Checking the Version Number The APS-1102A 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 264: Figure 8-2. System Information Screen
APS-1102A User Manual key to move the cursor to “INFORMATION”. 4. Press the CANCEL ENTER EN TER key to display the “SYSTEM INFORMATION” screen. 5. Press the CANCEL ENTER Figure 8-2. SYSTEM INFORMATION Screen 6. Press the TOP MENU key to return to the SET menu screen.
Page 265: Backup Battery
See “4.8 Using Memory Functions”) and other required parameters The contents of memory ( and data are backed up by a lithium battery in the APS-1102A. The backup period varies according to the temperature and use conditions, but it is approximately five years when stored with the power off.
Page 266 APS-1102A User Manual APS-1102A...
Page 267: 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.). APS-1102A...
Page 268: Output
APS-1102A User Manual Unless otherwise noted, the following conditions are adopted: Load: Resistance load of power factor 1 Output mode: INT (internal signal source) Output waveform: Sine wave Current Limiter: Factory default setting Output terminals: Terminal block on rear panel [set] indicates a setting value, and [rdg] indicates a reading value.
Page 269 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) APS-1102A...
Page 270 APS-1102A User Manual h) Maximum output current 100 V range: 10 Arms (AC) / 10 A (DC) 200 V range: 5 Arms (AC) / 5 A (DC) Note 1:For the AC 100 V input system, the limit on the maximum output power may cause a reduction in the maximum output current.
Page 271 (The power supply input voltage is 100 V, 120 V or 230 V, no load, the rated output voltage) p) Output DC offset 100 V range: Within50 mV (typ., fine adjustment available) Within 100 mV (typ., fine adjustment available) 200 V range: (AC - INT mode, output voltage setting = 0 V) APS-1102A...
Page 272: Current Limiter
APS-1102A User Manual 9.2 Current Limiter a) Output peak current limiter When limiter is operating, output voltage is clipped. Positive current setting range: 100 V range: +10.0 A to +42.0 A (Initial value: +42.0 A) 200 V range: +5.0 A to +21.0 A (Initial value: +21.0 A) 100 V range: 42.0 A to 10.0 A (Initial value: 42.0 A)
Page 273: 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: APS-1102A...
Page 274: Measurement Functions
APS-1102A User Manual Measurement Functions a) Output voltage measurement RMS value: RMS value of AC+DC Full scale: 100 V range : 250.0 Vrms 200 V range : 500.0 Vrms Display resolution: 0.1 Vrms Measurement accuracy: at 45 Hz to 65 Hz 100 V range :(0.5% of rdg + 0.3 Vrms)
Page 275 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 current) APS-1102A...
Page 276 APS-1102A User Manual apparent power 2 - effective power 2 Reactive power: Calculated as Full scale: 1400 var Display resolution: 1 var (2% of rdg + 1 var) Measurement accuracy: (at 23 5°C, load with the power factor 0 to lower than 0.5, 45...
Page 277: 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 APS-1102A...
Page 278: Arbitrary Waveform Memory
APS-1102A User Manual 9.7 Arbitrary Waveform Memory The contents of arbitrary waveform memory are retained by battery backup. a) Number of waveform memories b) Waveform length 4096 words c) Waveform data 15 bits Note: Arbitrary waveform memory cannot be written to from the panel screen.
Page 279: 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 APS-1102A...
Page 280: External Control I/O
APS-1102A User Manual 9.11 External Control I/O a) External control operation mode Enabled or disabled (the state output is always on) b) Control input Input level: High level: +4.0 V or higher Low level: +1.0 V or lower Nondestructive maximum input: +10 V/5 V Input impedance: pull-up to +5 V at 47 k...
Page 281: External Interface
0.95 or higher (the power input voltage is 100 V, the rated output voltage, the resistance load at the maximum current) 0.90 or higher (the power input voltage is 200 V, the rated output voltage, the resistance load at the maximum current) 9-15 APS-1102A...
Page 282: Withstand Voltage And Insulation Resistance
APS-1102A User Manual 9.14 Withstand Voltage and Insulation Resistance Between input power line vs. output/chassis or input power line/ chassis vs. output a) Withstand voltage AC 1500 V, 1 minute 30 MΩ or higher, 500 V DC b) Insulation resistance 9.15 Safety and EMC...
Page 283: Ambient Temperature Range, Ambient Humidity Range, Etc
Storage condition 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 APS-1102A...
Page 284: External Dimensions And Weight
APS-1102A User Manual 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. APS-1102A 9-18...
Page 285: Figure 9-2. External Dimensions
9 SPECIFICATIONS Figure 9-2. External Dimensions 9-19 APS-1102A...

GW Instek APS-1102A User Manual

1 Overview

2 Preparations before Use

3 Panel and Basic Operations

4 Advanced Operation Example

5 Menus

6 Remote Interface

7 Troubleshooting

8 Maintenance

9 Specifications

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