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Ulvac DC-10 Operation Manual

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10kW/20kW DC Power
model：DC-10/DC-20 (800V model)
DC-10-H/DC-20-H (1000V model)
9th Edition: July 14, 2023
ULVAC, Inc.
Before using this product, be sure to read it.
Also, keep this manual at hand with care

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  • Page 1 DC0044E-09 10kW/20kW DC Power model：DC-10/DC-20 (800V model) DC-10-H/DC-20-H (1000V model) 9th Edition: July 14, 2023 ULVAC, Inc. Before using this product, be sure to read it. Also, keep this manual at hand with care...
  • Page 2 The copyrights of the operation manual and this safety guide belong to ULVAC, Inc.  A part and whole part of this operation manual are prohibited to copy without a permit of ULVAC, Inc.
  • Page 3 DC Power 【DC-10/DC-20】 Introduction 1. Precautious points on safety Major part of the accidents occurs in relation to the operation carelessly conducted by the operator, the inspection/service and the repair work. Also, if you do not observe the basic caution matters on safety and neglect the dangerous preperception, it is easy to occur.

  • Page 4: Safety Symbol Marks

    DC Power 【DC-10/DC-20】 Introduction 2. Safety symbol marks In this operation manual and the warning display of the product main body, the symbol marks about the safety in order to understand the matters to be observed are being put up.
  • Page 5 DC Power 【DC-10/DC-20】 Introduction 2-2 Safety symbol marks on the unit main body The following safety symbol marks are placed on the unit main body. List of safety symbol marks Safety symbol marks Description Heavy loads ・There is a danger of getting injury.
  • Page 6 High temperature heated part ・Do not touch, or you may get burned. Use copper conductors only. The connector part shall not be lifted. Otherwise it may be damaged. Do not hold and lift the connector. Weight labeling of DC-10/DC-10-H Weight labeling of DC-20/DC-20-H...

  • Page 7: About This Product

    DC Power 【DC-10/DC-20】 Introduction 3. About this product The sentences and illustrations in this operation manual are based on the information at the time of this operation manual prepared. This operation manual may be subject to change without prior notice. Since these changes give the influence on the inspection, confirm the latest information in our company’s...

  • Page 8: Suspecting Abnormality

    DC Power 【DC-10/DC-20】 Introduction 4. Suspecting abnormality If you notice a presence of abnormality, refer to 7."Trouble shooting" in this manual and check the symptom and the trouble. To avoid mutual loss caused by misunderstanding and misconception, please clarify the details of the trouble in order to repair the product as soon as possible.

  • Page 9: About Responses To Rohs

    DC Power 【DC-10/DC-20】 Introduction 7. About responses to RoHS The following 10 specified environmentally hazardous chemical substances regulated by the RoHS Directive are not contained in the main body and the cable assembly attached as standard above t he threshold (Revised RoHS Directive 2011/65 / EU and (EU) 2015 / 863).

  • Page 10: Table Of Contents

    3-3 W ............................11 IRING AND CONNECTING 3-3-1 Cables connected to DC-10/20 ......................11 3-3-2. USER IO PORT process cable ......................12 3-3-3 About system configurations (Option) ....................12 3-3-4 Name definition of power supply with M/S connected ............13 3-3-5 M/S settings ..............................
  • Page 11 DC Power 【DC-10/DC-20】 Table of Contents 4-2-3 Description of HOST control function ....................20 4-3 S ........................ 20 ELECTION OF OUTPUT CONTROL MODE 4-3-1 Setup in LOCAL ............................20 4-3-2. Setup in USER ............................. 20 4-3-3. Setup in HOST ............................20 4-4.

  • Page 12: For Your Safety Use

    DC Power 【DC-10/DC-20】 1. For your safety use 1. For your safety use In order to use this unit in a safe manner, we describe the caution points on safety, the attached position of warning labels and the contact party.

  • Page 13: Warning Label / Name Plate Affixing Position

    DC Power 【DC-10/DC-20】 1. For your safety use 1-2 Warning label / Name plate affixing position REFERENCE The affixing position of warning labels is shown in the appendix "External View" in Chapter 8. Keep these warning labels clean at all times so that all of them are legible. Use cloth and water for the cleaning of the warning labels.

  • Page 14: Overview

    DC Power 【DC-10/DC-20】 2. Overview 2. Overview This chapter describes features, composition, and specifications of this product. 2-1 Introduction This power supply is designed as a DC power supply for sputtering with an output of 10/20 kW. The rated power can be supplied to the load by optimizing the load impedance of plasma.

  • Page 15: Composition

    DC Power 【DC-10/DC-20】 2. Overview Table 2-1: Optional combination list Rating LARC,M/S Model (Yes ○ / No ×) Power Voltage Current ① DC-10 10kW 800V × DC-10 ② ○ DC-10-AM 10kW 800V ③ DC-10-H 10kW 1000V × DC-10-H ④ ○...

  • Page 16: Specifications

    DC Power 【DC-10/DC-20】 2. Overview 2-4 Specifications Table 2-2: Electrical specification; 800V Item Specifications Model DC-10 DC-20 Rated input voltage AC208V AC208V Input voltage variation AC187V～229V range Number of phases / Three-phase for 50/60Hz Frequency Input connection Connector Input current...
  • Page 17 DC Power 【DC-10/DC-20】 2. Overview Table 2-3: Electrical specification; 1000V Item Specifications DC-10-H DC-20-H Model Rated input voltage AC208V AC208V Input voltage variation AC187V～229V range Number of phases / Three-phase for 50/60Hz Frequency Input connection Connector Input current 50A or less*1...

  • Page 18: Connection Of Input/Output Section

    DC Power 【DC-10/DC-20】 2. Overview Table 2-4: Other specifications Item Specifications Cooling system Forced air cooling system Outer dimensions 483 mm (W × 630 mm (D) × 133 mm (H) or less *No protrusions included. DC-10：29kg DC-20：36kg Mass Usage environment Indoors, no more than 1000 m above sea level, no direct sunlight, no corrosive gases 5～40℃...

  • Page 19: Connection Of Output Section

    In addition, select a suitable cable ground based on the line shape of the wiring material selected. Cathode Anode Shield Figure 2-3. Assignment of output connector at the product side(Common to DC-5-P and DC-10-P) Table 2-7. HARTING connector configuration at the cable side of output section Q’ty Name...

  • Page 20: Preparation

    DC Power 【DC-10/DC-20】 3. Preparation 3. Preparation We describe necessary preparation and caution matters in step where after this unit is delivered at your hand, you use this unit. 3-1 Unpacking Unpack the product package and take out the products.

  • Page 21: How To Install

    DC Power 【DC-10/DC-20】 3. Preparation Substrate Φ3　ＡＣ Input 187～229V ＤＣ Power supply DC Power Supply Φ3　ＡＣ Input Output cable M/S Cable 187～229V ＤＣ Power supply ＣＡＴＨＯＤＥ ＡＮＯＤＥ ＥＡＲＴＨ ＥＡＲＴＨ Earth cable System ground System earth System ground A cable equivalent to 14 sq is...

  • Page 22: About Clearance

    Never connect cables under an energized state. Before connecting or removing a cable, be sure to turn the upstream breaker to OFF. 3-3-1 Cables connected to DC-10/20 The use of DC power needs an input and output cables separately. ・ Input cable: three-phase + GND with a withstand voltage of 600V or more and a withstand current of 80A or more.

  • Page 23: User Io Port Process Cable

    DC Power 【DC-10/DC-20】 3. Preparation Table 3-1. Processing for optional input cable terminal Connection Our cable color and load terminal Size of solderless destination processing terminal Φ10 L1(R phase) Black 1 (red insulation cap) Φ10 L2(S phase) Black 2 (white insulation cap) Φ10...

  • Page 24: Name Definition Of Power Supply With M/S Connected

    DC Power 【DC-10/DC-20】 3. Preparation Master Slave1 Slave2 Figure 3-5: Connection diagram of M/S cable on back of power supply 3-3-4 Name definition of power supply with M/S connected The name of each power supply with M/S connected is as shown in Table 3-3.

  • Page 25: Setting On Front Panel In M/S

    DC Power 【DC-10/DC-20】 3. Preparation 3-3-6 Setting on front panel in M/S When making an M/S connection, the number of units for use needs to be set on the front panel of the master unit. For instructions to make the settings, see the section for UNIT in 5-1-4 MENU screen.

  • Page 26: Interlock During M / S

    DC Power 【DC-10/DC-20】 3. Preparation 3-3-8 Interlock during M / S In the M / S configuration, since the M / S cable contains an interlock signal, it is not necessary to process the interlock pin (37-34 pin) of the D-sub connector of the slave unit. Perform interlock processing only on the master machine.

  • Page 27: Description Of Functions

    DC Power 【DC-10/DC-20】 4. Description of Functions 4. Description of Functions This section describes various functions of this power supply. 4-1 Name and function of each part 4-1-1. DC power front panel ① ⑥ ④ ⑫ ⑤ ⑦ ⑬ ②...

  • Page 28: Dc Power Back Panel

    DC Power 【DC-10/DC-20】 4. Description of Functions 4-1-2. DC power back panel ⑨ ⑧ ⑦ ① ⑩ ④ ⑪ ⑫ ⑬ ③ ② ⑥ ⑤ ⑤ Figure 4-2: Back of DC power Table 4-2: Name and function on back of DC power Nｏ．...

  • Page 29: Description Of Each Operation Mode

    DC Power 【DC-10/DC-20】 4. Description of Functions 4-2 Description of each operation mode This power supply can be used in the following operation modes. The control mode is switched on the front panel or using commands via the SERIAL communication port.
  • Page 30 DC Power 【DC-10/DC-20】 4. Description of Functions 4-2-2-1 Pin allocation of USER IO PORT The pin allocation in the USER control mode is as follows. For the USER control, connect to external control devices including a PLC in reference to "Table 5-6: USER control signal connecting equivalent circuit."...

  • Page 31: Description Of Host Control Function

    DC Power 【DC-10/DC-20】 4. Description of Functions 4-2-3 Description of HOST control function The HOST setting enables direct control from the HOST computer via SERIAL communication. For instructions about how to operate and set, see the operating instruction for serial communication separately.

  • Page 32: About Dc Output Sequence

    DC Power 【DC-10/DC-20】 4. Description of Functions Table 4-8: System power correspondence table at power setting (LEVEL) Number of 20-kW units in use: α; Number of 10-kW units in use: β In V-control 0～1500V※ Output voltage 0～(α×50＋β×25)A ex. for one 20-kW units and one 10-kW unit 0～(2×50+1×25)A...
  • Page 33 DC Power 【DC-10/DC-20】 4. Description of Functions Table 4-9: Retainable parameters MENU screen hierarchy Description Voltage value for micro arc detection MENU/CNFG/ARC/LEVL/VLEV Current value for micro arc detection MENU/CNFG/ARC/LEVL/ILEV MENU/CNFG/ARC/MARC/SHDN Micro arc interruption time Arc delay ON/OFF MENU/CNFG/ARC/MARC/DELY/USE Arc delay time...

  • Page 34: Description Of Micro Arc Function

    DC Power 【DC-10/DC-20】 4. Description of Functions ・LOCAL mode MENU screen on front panel: A or B can be selected in MENU/CNFG/ARC /MODE/SET. ・HOST/HOST+ mode See the operating instruction for serial communication separately. 4-7. Description of micro arc function DC has a micro arc function to quickly detect ARC when it occurs, and interrupt the output and separate the load.

  • Page 35: Description Of Arc Delay Function

    DC Power 【DC-10/DC-20】 4. Description of Functions 4-8. Description of arc delay function This DC can delay the time necessary to interrupt the output from when the voltage detection level is reached at ARC. If the ARC detection is improved during the delay time, no interruption is carried out.

  • Page 36: Description Of Lamp Time Function

    DC Power 【DC-10/DC-20】 4. Description of Functions Interruption time Interruption time Micro Voltage Voltage Hard Hard JUDGE TIME JUDGE TIME JUDGE TIME Current Current Time t Time t Figure 4-6: Image of waveform of hard arc (for COUNT2); 2 patterns.

  • Page 37: Display Of Error Code And Warning Code On Front Panel

    DC Power 【DC-10/DC-20】 4. Description of Functions Set the command value while maintaining the output during the lamp operation or after the lamp operation ends. CAUTION If you change it, the command will not be accepted. If you want to change the command value, output once Please go after turning it off.

  • Page 38: Indication When Multiple Errors And Warnings Occur

    DC Power 【DC-10/DC-20】 4. Description of Functions If an error occurs in the M/S connection, all the connected power supplies stop the outputs. Table 4-14: Warning code list Error name Code Error content OVER VOLTAGE WARNING W30* An output voltage is generated at the time of an overvoltage.
  • Page 39 DC Power 【DC-10/DC-20】 4. Description of Functions CNFG/OTHR/OTHR/OSC in the parameter hierarchy of the front menu screen. By changing the settings, the parameters will be changed to the optimum parameters for the specified external oscillator. The parameters at the time of change are shown in Table 4-15. If you are using other external oscillators, please contact us before using.

  • Page 40: About Setpoint

    DC Power 【DC-10/DC-20】 4. Description of Functions 4-15. About SETPOINT With this power supply, if the DC output value is within ±2% of the set value in its initial state, the front SETPOINT LED lights up and the SETPOINT signal becomes active.

  • Page 41: How To Operate

    DC Power 【DC-10/DC-20】 5. How to Operate 5. How to Operate This section describes how to operate and handle this power supply. 5-1. How to operate in LOCAL mode This section describes the power operation in the LOCAL mode. In the LOCAL mode, set ON/OFF of the DC output and various parameters on the front panel of the power supply.
  • Page 42 DC Power 【DC-10/DC-20】 5. How to Operate 0.0 kW: The current output command value is displayed. The command value can be changed on the front section only in the LOCAL mode. The display of units following values automatically changes depending on the current control mode.

  • Page 43: Parameter Tree In Menu Screen

    Ramp Time STRT Initial value : 0 [%] : 0 ～ 100 [%] Whether or not a ramp is used Current time setting SERV HARD Machine number of the unit CHCK Display of CHECK SUM value Figure 5-1 DC-10/20 Parameter Tree...

  • Page 44: About Buttons On Front Panel

    DC Power 【DC-10/DC-20】 5. How to Operate 5-1-3. About buttons on front panel * For the button arrangement, see Fig. 4-1 and Table 4-1. RESET MENU ERROR ・DC ON/OFF button In the state where READY and INTERLOCK OK light up, pressing the DC ON button starts the DC output.

  • Page 45: About Menu Screen

    DC Power 【DC-10/DC-20】 5. How to Operate ・About FNC button Pressing together with the FNC button switches to the functions below the button. RESET MENU ERROR ・ARC COUNT check ”FNC+ESC” Pressing the FNC and ESC (ARC) buttons together enables one to check the number of times that hard arcs occur.
  • Page 46 DC Power 【DC-10/DC-20】 5. How to Operate ・CNFG: this is used to set various parameters. SYTM: this is used to set the operation mode and the number of connected power supplies *. They cannot be changed in the DC ON mode.
  • Page 47 20 kW: this is used to set the number of connected DC-20 and 20-H units. 10 kW: this is used to set the number of connected DC-10 and 10-H units. ・20 kW: this is used to set the number of connected DC-20 units.
  • Page 48 DC Power 【DC-10/DC-20】 5. How to Operate ・ARC: this enables one to change the process parameters used when an arc occurs. * At this level, the currently selected arc parameter is displayed at the upper right. MARC: this enables one to change the micro arc process settings.
  • Page 49 ・ILEV: this enables one to change the current level to detect an arc. The settable range is 0 to 90A. This can be set in steps of 2A. At DC-10/DC-10-H, the settable range is 0 to 46A. ・MODE: Be able to switch between ARC MODE.
  • Page 50 DC Power 【DC-10/DC-20】 5. How to Operate ・OTHR: this enables one to select ON/OFF of the ignition voltage and various options. IG V: this enables one to change the ignition voltage. SETP: this enables one to change the judgment criterion of SETPOINT.
  • Page 51 DC Power 【DC-10/DC-20】 5. How to Operate ・OSC:select to use an external oscillator, etc. Make settings for the external oscillator. See [4-14. Precautions when using an external oscillator]. * Separate settings are required on the A2K and MFU side as well. For the setting method, please refer to the A2K-20K/40K and MFU-20K instruction manuals.
  • Page 52 DC Power 【DC-10/DC-20】 5. How to Operate ・CONT: this displays the number of times that hard arcs are detected. The number of times that hard arcs are detected is displayed. The accumulated number of detection times after the power breaker is close is displayed.
  • Page 53 DC Power 【DC-10/DC-20】 5. How to Operate ・RTC: this enables one to view and set the current time. The current time can be viewed and set. No backup is taken by the battery and therefore the set time is reset a few hours after the breaker is turned off.

  • Page 54: Parameter List

    DC Power 【DC-10/DC-20】 5. How to Operate 5-1-5. Parameter list The changeable parameter list is shown below. Table 5-2: System parameter Variable Initial Description Hierarchically Setting rage Unit width value Select operation CNFG/SYTM/CONT LOCAL/USER/HOST/HOST+ ― ― USER mode Select control POWER/VOLTAGE/ ―...
  • Page 55 0～100 Setup of the initial value FUNC/RAMP/STRT for the start of ramping *1, 2: It depends on the power configuration. ex. combination of two DC-20 units and one DC-10 unit = 50-kW *1 (2×20＋1×10)=50kW *2 (2×50＋1×25)=125A...

  • Page 56: How To Operate In User Mode

    DC Power 【DC-10/DC-20】 5. How to Operate Table 5-4: Arc parameter (Detection of arc, Process-related parameters) Variable Initial Description Hierarchically Setting rage Unit width value 100/150/200/500/ ― Setup of the output CNFG/ARC/MARC/SHDN usec 1000/2000/3000/ interruption time at the time of...

  • Page 57: Precautions For Wiring Of User Io Port

    DC Power 【DC-10/DC-20】 5. How to Operate 5-2-1. Precautions for wiring of USER IO PORT For wiring of USER IO PORT, you are recommended to follow the procedure below since noise may be caused. (1) Use of a twisted shield pair wire (2) Insulation of signals by photocouplers etc.
  • Page 58 DC Power 【DC-10/DC-20】 5. How to Operate Signal type Signal Equivalent circuit System USER INTERFACE +15V 3.6kΩ 100Ω MARC*2 Digital output 1000p COMD Pin 19 25 34 COMD System USER INTERFACE COMA [ R ] LEVEL LEVEL*3 ISO AMP Analog input...

  • Page 59: Recommended Digital I/Oconnection Circuit

    DC Power 【DC-10/DC-20】 5. How to Operate 5-3. Recommended digital I/O connection circuit A recommended digital I/O connection circuit is shown in Fig. 5-2. System USER INTERFACE +15V Digital Input Signal 1kΩ 4.3k/4.7k Ω (MAX) COMD COM_DC COMD System USER INTERFACE...

  • Page 60: Maintenance

    DC Power 【DC-10/DC-20】 6. Maintenance 6. Maintenance We describe the contents of necessary maintenance in order to use this power supply for a long time. Ignorance of maintenance work accelerates wear-out of the unit and raises the probability of failure and malfunctioning 6-1.

  • Page 61: About Recommended Replacement Parts

    DC Power 【DC-10/DC-20】 6. Maintenance 6-2. About recommended replacement parts For a longer use of the power supply, we recommend periodical overhauls. See Table 6-1 which shows the recommended replacement parts. For an overhaul, be sure to contact us. If you or a manufacturer other than us replaces the parts without our permission, the repair cost shall be borne by you based on our free-of-charge repair terms and conditions (P.V.) regardless of the remaining...

  • Page 62: Troubleshooting

    DC Power 【DC-10/DC-20】 7. Troubleshooting 7. Troubleshooting This chapter describes how to take measures against trouble. 7-1. Troubleshooting In the event of a trouble, do the initial diagnosis according to the procedure below. If the symptom is not improved even after troubleshooting, contact us.
  • Page 63 DC Power 【DC-10/DC-20】 7. Troubleshooting Symptom Possible cause Measure E31* Output overcurrent Replace the power supply. OVER CURRENT ERROR E32* Overcurrent in the main inverter Replace the power supply. BUS OC ERROR E33* Failure of the low arc energy circuit Replace the power supply.
  • Page 64 DC Power 【DC-10/DC-20】 7. Troubleshooting Symptom Possible cause Measure Check if there is any change in output E3E* Control method changed during out control during output. MODE MISMATCH If the above changes do not occur, re place the product. Check the output settings.

  • Page 65: Appendix

    DC Power 【DC-10/DC-20】 8. Appendix 8. Appendix The following documents about DC are attached. (1) External view of DC. (2) China RoHS compliant (3) Operating instructions for serial communications Figure 8-1: External view of DC and warning label affixing position...
  • Page 66 DC Power 【DC-10/DC-20】 8. Appendix 中华人民共和国中国电子行业标准SJ / T11364-2014 People's Republic of China Electronic Industry Standard SJ / T11364-2014 有毒有害物质或元素/ Hazardous substance 部件名称/Part name Cr6+ PBDE 印刷电路板/printed bord ○ ○ ○ ○ ○ ○ 电子零件/Electronic parts ○ ○ ○ ○ ○...
  • Page 67 DC Power 【DC-10/DC-20】 8. Appendix 10kW/20kW DC Power Operating Instructions for Serial Communications model： DC-10/DC-20 (800V model) DC-10-H/DC-20-H (1000V model)

  • Page 68: Overview Of Serial Communications

    In addition, RS232C and RS485 are both available. The serial port connector on DC-10/20 is a D-SUB 9-pin male connector shown in Fig. 8-2, which is built in the back of DC-10/20 unit.

  • Page 69: How To Connect

    DC Power 【DC-10/DC-20】 8. Appendix 8-1-2．How to connect RS232C communication For DC, RXD has 2 pins and TXD has 3 pins. Connect to the HOST computer with a crossing cable. The cable connecting between HOST and DC shall be 10 m or less at the longest in length.

  • Page 70: How To Set Serial Communication

    MENU ERROR Figure 8-5 DC-10/20 manual operation button ● How to set Address (1) First, press the MENU button on the front panel to display the MENU screen as shown below. (2) On the MENU screen, press the ◄ or ► button to select CNFG item on the screen and then press the ENT button.
  • Page 71 DC Power 【DC-10/DC-20】 8. Appendix * If pressing ESC without pressing ENT, the value is not accepted and the editing mode exits. The selectable range if from 1 to 127. If the Address setting does not match the Address number of the header field to be described later, the communication is not established.

  • Page 72: Communication Message Packet

    8-2-1 Communication message packet DC-10/20 communication message packets consist of the four types of fields as shown below. • Header field (SOF, each address, command + data field length information) • Command field (See the command list to be described later.) •...
  • Page 73 DC Power 【DC-10/DC-20】 8. Appendix ● Header A header field has four data types. A header consists of a data length of two bytes in total. The first one bit is SOF, the following seven bits are NET Address, and the last eight bits are information on the data field length, respectively.

  • Page 74: Communication Protocol

    DC Power 【DC-10/DC-20】 8. Appendix 8-3. Communication protocol The following shows the step of communication transactions between DC and HOST computer. HOST DC-10/20 Message transmitting Message ACK/NAK receiving wating ACK/NAK transmitting ACK/NAK receiving Acknowledgment Acknowledgment Message wating Message transmitting ACK/NAK...
  • Page 75 DC Power 【DC-10/DC-20】 8. Appendix (4) Acknowledgment message transmitted from DC DC judges whether it is a Write or Read command based on the incoming message. When receiving a Read command, DC collects required data and transmits a 1-byte command status + data as an acknowledgment message.

  • Page 76: Command Between Host And Dc

    DC or transmitting a control mode change command. Write command The commands below changes various parameters of DC or requests DC to executes specific operations. For setting parameters etc, see the instruction manual for DC-10/20. Table 8-4: Write command list Command Transmission data...
  • Page 77 DC Power 【DC-10/DC-20】 8. Appendix Command Transmission data Acknowledgment data Command Command name Capacity Description Capacity Description Set the ignition voltage of the power supply. The setting range is from 800V for a NORMAL power model and from 1,000V for a 1,000-V power model.
  • Page 78 DC Power 【DC-10/DC-20】 8. Appendix Command Transmission data Acknowledgment data Command Command name Capacity Description Capacity Description The limit of the output voltage can be set. The limit value depends on the power supply model. 0～800V (NORMAL model) 0x21 VOLTAGE LIMIT...
  • Page 79 DC Power 【DC-10/DC-20】 8. Appendix Command Transmission data Acknowledgment data Command Command name Capacity Description Capacity Description Set ON/OFF of the MARC interruption delayed time set ting. When receiving ENABLE, the ARC interruption is delayed MICRO ARC from detection by the time of the set MICRO ARC DELAY...
  • Page 80 DC Power 【DC-10/DC-20】 8. Appendix READ Command The following commands are for reading various parameters and the power status from DC. Table 8-5: READ command list Command Transmission data Acknowledgment data Command Command name Capacity Data content Capacity Data content This sends back the requested power su pply model in ASCII.
  • Page 81 DC Power 【DC-10/DC-20】 8. Appendix Command Transmission data Acknowledgment data Command Command name Capacity Data content Capacity Data content If an ERROR is occurred with an power supply unit connected in M/S manner, the unit generating the ERROR is replied with this command. The bit corresponding to the unit stands up.
  • Page 82 DC Power 【DC-10/DC-20】 8. Appendix Command Transmission data Acknowledgment data Command Command name Capacity Data content Capacity Data content This sends back the power status. The status can be judged from the following bits. 0x01 = ON/OFF 0x02 = READY...
  • Page 83 DC Power 【DC-10/DC-20】 8. Appendix Command Transmission data Acknowledgment data Command Command name Capacity Data content Capacity Data content This sends back the output mode set in DC. Power ：0x01 0x96 Output Mode? 1byte Voltage：0x02 Current：0x03 This sends back the ignition voltage of the power supply set in DC.
  • Page 84 DC Power 【DC-10/DC-20】 8. Appendix Command Transmission data Acknowledgment data Command Command name Capacity Data content Capacity Data content This sends back the MARC interrupting time of the power supply currently set in DC. The MARC interrupting time is a fixed value as follows.
  • Page 85 DC Power 【DC-10/DC-20】 8. Appendix Command Transmission data Acknowledgment data Command Command name Capacity Data content Capacity Data content This sends back the number of accumulated HARC occurrences. The maximum number of counts is 99,999,999 0xAD HARD ARC COUNT? 4byte times.
  • Page 86 DC Power 【DC-10/DC-20】 8. Appendix An example of data transmission and reception is shown below ○Example of transmitting and receiving Write command For transmitting 20kW in command 0x12 (LEVEL signal setup) to the DC The Address settings of DC: for 25.
  • Page 87 DC Power 【DC-10/DC-20】 8. Appendix ○Example of transmitting and receiving Read command When inquiring the maximum power of SLAVE1 (DC-20) with the command 0x85 (maximum power inquiry) to the DC power supply Address setting of DC power supply: When set to 30 As an example of transmission and reception, the following data transmission and reception are carried out between the HOST side and the DC side.

This manual is also suitable for:

Dc-20Dc-10-hDc-20-h

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