KEPCO MBT Series User Manual
Operator’s manual, Kepco, Mbt series
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MODEL
OPERATOR’S MANUAL
IMPORTANT NOTES:
1)
This manual is valid for the following Model and associated serial numbers:
MODEL
SERIAL NO.
REV. NO.
2)
A Change Page may be included at the end of the manual. All applicable changes and
revision number changes are documented with reference to the equipment serial num-
bers. Before using this Instruction Manual, check your equipment serial number to identify
your model. If in doubt, contact your nearest Kepco Representative, or the Kepco Docu-
mentation Office in New York, (718) 461-7000, requesting the correct revision for your
particular model and serial number.
3)
The contents of this manual are protected by copyright. Reproduction of any part can be
made only with the specific written permission of Kepco, Inc.
Data subject to change without notice.
ORDER NO.
REV. NO.
KEPCO
®
THE POWER SUPPLIER™
KEPCO, INC. z 131-38 SANFORD AVENUE z FLUSHING, NY. 11355 U.S.A. z TEL (718) 461-7000 z FAX (718) 767-1102
email: [email protected] z World Wide Web: http://www.kepcopower.com
©2009, KEPCO, INC
MBT SERIES
POWER SUPPLY
360 WATT PROGRAMMMABLE POWER SUPPLIES
MBT SERIES
POWER SUPPLY
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Table of contents
Document Outline
- SECTION 1 - INTRODUCTION
- SECTION 2 - INSTALLATION
- SECTION 3 - OPERATION
- SECTION 4 - THEORY OF OPERATION
- SECTION 1 - INTRODUCTION
- 1.1 Scope of Manual
- 1.2 General Description
- 1.3 Specifications
- TABLE 1-1. Model Parameters
- TABLE 1-2. General Specifications
- FIGURE 1-2. MBT Series Power Supply, Mechanical Outline Drawing
- 1.4 Features
- 1.4.1 Local Control
- 1.4.2 Remote Control
- 1.5 Options
- 1.5.1 Option G - Single Board Computer
- 1.5.2 Option R - Output/Polarity Reversal Relays
- FIGURE 1-3. Remotely Controlled Power Supply Configurations Using Kepco Products
- 1.6 Equipment Supplied
- TABLE 1-3. Equipment Supplied
- 1.7 Accessories
- TABLE 1-4. Accessories
- SECTION 2 - INSTALLATION
- 2.1 Unpacking and Inspection
- 2.2 Terminations and Controls
- 2.3 Source Power Requirements
- 2.4 Cooling
- FIGURE 2-1. MBT Series Front Panel Controls and Indicators
- FIGURE 2-2. MBT Series Internal Controls Accessible Through Top Cover
- TABLE 2-1. Internal Controls Accessible Through Top Cover
- TABLE 2-2. Input/Output Pin Assignments for Remote Control
- FIGURE 2-3. MBT Series Rear Panel Connections
- FIGURE 2-4. Connector Pin Assignments
- 2.5 Preliminary Operating Procedures
- 2.5.1 Node Address (Channel Number) Selection
- TABLE 2-3. Node Address Selection
- 2.5.2 Preliminary Operational Check
- 2.6 Installation
- 2.6.1 Bench Top Use
- 2.6.2 Rack Mounting
- 2.6.3 “G” Option Selector (MG and MGR Models)
- 2.7 Wiring Instructions
- 2.7.1 Safety Grounding
- 2.7.2 Source Power Connections
- 2.7.3 D-C Output Grounding
- 2.7.4 Power Supply/Load Interface
- 2.7.5 Load Connection - General
- 2.7.6 Load Connection Using Local Sensing
- 2.7.7 Load Connection Using Remote Sensing
- 2.8 Operating Configuration
- TABLE 2-4. Internal Jumper Configuration
- 2.9 RS 232 Connections
- FIGURE 2-5. Grounded Load Connections, Local Sensing
- FIGURE 2-6. Isolated Load Connections, Local Sensing
- FIGURE 2-7. Grounded Load Connections, Remote Sensing
- FIGURE 2-8. Isolated Load Connections, Remote Sensing
- SECTION 3 - OPERATION
- 3.1 General
- 3.1.1 Actual Mode
- 3.1.2 Commanded Mode
- 3.1.3 Local Mode
- 3.1.4 Remote Mode
- 3.2 Local Mode Operation
- 3.2.1 Local Mode Controls and Indicators
- 3.2.1.1 Front Panel Controls and Indicators.
- TABLE 3-1. Front Panel Controls And Indicators
- TABLE 3-2. Key Functions
- 3.2.1.2 Keypad Operation
- 3.2.1.3 Turning the Power Supply On
- 3.2.1.4 Setting Local Mode
- 3.2.1.5 Enabling/Disabling DC Output Power
- 3.2.1.5.1 M and MG Models
- 3.2.1.5.2 MR and MGR Models
- 3.2.1.6 Setting Output Voltage or Voltage Limit
- 3.2.1.6.1 Using Vadj and Numeric Keys — M, MG Models
- TABLE 3-3. Using Vadj and Keypad Entries To Set Output Voltage/Voltage Limit — Models M, MG
- 3.2.1.6.2 Using Vadj and Numeric Keys — MR, MGR Models
- TABLE 3-4. Using Vadj and Keypad Entries To Set Output Voltage/Voltage Limit — Models MR, MGR
- 3.2.1.6.3 Procedure Using Vadj and Numeric Keypad
- 3.2.1.6.4 Slew (s and t) Keys — M, MG Models
- TABLE 3-5. Using Slew Keys (s and t) to Set Output Voltage/Voltage Limit — Models M, MG
- 3.2.1.6.5 Slew (s and t) Keys — MR, MGR Models
- TABLE 3-6. Using Slew Keys (s and t) to Set Output Voltage/Voltage Limit — Models MR, MGR
- 3.2.1.6.6 Voltage Control — M, MG Models
- TABLE 3-7. Using Voltage Control to Set Output Voltage/Voltage Limit — Models M, MG
- 3.2.1.6.7 Voltage Control — MR, MGR Models
- TABLE 3-8. Using Voltage Control To Set Output Voltage/Voltage Limit — Models MR, MGR
- 3.2.1.7 Setting Output Current or Current Limit
- 3.2.1.7.1 Using Iadj and Numeric Keys — M, MG Models
- TABLE 3-9. Using Iadj and Keypad Entries to Set Output Current/Current Limit — Models M, MG
- 3.2.1.7.2 Using Iadj and Numeric Keys — MR, MGR Models
- TABLE 3-10. Using Iadj and Keypad Entries To Set Output Current/Current Limit — Models MR, MGR
- 3.2.1.7.3 Procedure Using Iadj and Numeric Keypad
- 3.2.1.7.4 Slew (s and t) Keys — M, MG Models
- TABLE 3-11. Using Slew Keys (s and t) to Set Output Current/Current Limit — Models M, MG
- 3.2.1.7.5 Slew (s and t) Keys — MR, MGR Models
- TABLE 3-12. Using Slew Keys (s and t) to Set Output Current/Current Limit — Models MR, MGR
- 3.2.1.7.6 Current Control — M, MG Models
- TABLE 3-13. Using Current Control To Set Output Current/Current Limit — Models M, MG
- 3.2.1.7.7 Current Control — MR, MGR Models
- TABLE 3-14. Using Current Control to Set Output Current/Current Limit — Models MR, MGR
- 3.2.1.8 Setting Voltage Mode or Current Mode
- 3.2.1.8.1 M, MG Models
- 3.2.1.8.2 MR, MGR Models
- 3.2.1.9 Reversing DC Output Polarity — MR, MGR Models
- 3.2.1.10 Changing the GPIB Address
- 3.2.1.11 Local Mode Programming of the Power Supply
- TABLE 3-15. Programming Mode Screens
- 3.2.1.11.1 Entering Program Mode
- 3.2.1.11.2 Creating a New Program
- TABLE 3-16. Default Parameters for New Added Steps
- TABLE 3-17. Sample Program (Assigned Program #2)
- 3.2.1.11.3 Running a Program
- 3.2.1.11.4 Modifying a Program
- 3.2.1.11.5 Cycling a Program
- 3.2.1.11.6 Stopping a Program
- 3.2.1.11.7 Exiting Program Mode
- 3.2.1.11.8 Sample Program Operation - Models M, MG
- FIGURE 3-1. Sample Program Operation for M, MG Models
- FIGURE 3-2. Sample Program Operation for MR, MGR Models
- 3.2.2 Using the Menu System
- TABLE 3-18. Menu Functions
- 3.2.2.1 Speaker On/Off
- 3.2.2.2 Controls Lock-out
- 3.2.2.3 Remote Channel
- 3.2.2.3.1 General Notes for Remote Configurations Using IEEE 1118 Bus
- 3.2.2.3.2 Remote Operation Using Keypad to Control Another MBT Power Supply
- 3.2.2.4 Calibration
- 3.2.2.5 OVP, OCP Set-up
- 3.2.2.6 Slew Key Increments Set-up
- 3.2.2.7 Remote Display Blanking
- 3.2.2.8 GPIB Addressing Mode
- 3.2.2.9 Compatiblity Mode
- TABLE 3-19. MBT-G Compatibility Modes
- 3.2.2.10 Command Language
- 3.3 Remote Mode Programming
- 3.3.1 General
- 3.3.2 IEEE 488 (GPIB) Bus Protocol
- TABLE 3-20. IEEE 488 (GPIB) Bus Interface Functions
- 3.3.2.1 String Parsing
- TABLE 3-21. IEEE 488 (GPIB) Bus Command Mode Messages
- TABLE 3-22. IEEE 488 (GPIB) Bus Data Mode Messages
- 3.3.3 RS232-C Bus Protocol
- 3.3.3.1 RS 232 Implementation
- FIGURE 3-3. RS 232 Implementation
- 3.3.3.2 Echo Mode
- 3.3.3.3 Prompt Method
- 3.3.3.4 XON XOFF Method
- 3.3.3.5 Special Commands
- TABLE 3-23. XON XOFF Control
- 3.3.4 Programming Techniques to Optimize Power Supply performance
- 3.3.5 SCPI Programming
- 3.3.5.1 SCPI Messages
- 3.3.5.2 Common Commands/Queries
- 3.3.5.3 SCPI Subsystem Command/Query Structure
- TABLE 3-24. SCPI Command Index
- FIGURE 3-4. Tree Diagram of SCPI Commands Used with MBT-G Power Supplies
- 3.3.5.4 Program Message Structure
- FIGURE 3-5. Message Structure
- 3.3.5.4.1 Keyword
- TABLE 3-25. Rules Governing Shortform Keywords
- 3.3.5.4.2 Keyword Separator
- 3.3.5.4.3 Query Indicator
- 3.3.5.4.4 Data
- 3.3.5.4.5 Data Separator
- 3.3.5.4.6 Message Unit Separator
- 3.3.5.4.7 Root Specifier
- 3.3.5.4.8 Message Terminator
- 3.3.5.5 Understanding The Command Structure
- 3.3.5.6 Addressing Multiple Power Supplies
- 3.3.5.7 Understanding The Command Structure
- 3.3.5.8 Program Message Syntax Summary
- 3.3.5.9 Status Reporting
- 3.3.5.9.1 STATUS REPORTING STRUCTURE
- 3.3.5.9.2 Operational Status Register
- 3.3.5.9.3 QUEStionable Status Register
- FIGURE 3-6. Status Reporting Structure
- 3.3.5.9.4 Multiple Logical Instruments
- FIGURE 3-7. Expansion of QUEStionable Register for Multiple Logical Instruments
- 3.3.5.10 SCPI Program Example
- FIGURE 3-8. Typical Example Of MBT-G Power Supply Program Using SCPI Commands
- 3.3.6 CIIL Programming
- SECTION 4 - THEORY OF OPERATION
- 4.1 Introduction
- FIGURE 4-1. Crossover Characteristics of the MBT Power Supply Showing the Critical or Crossover Value of Load Resistance Rlx
- 4.1.1 Voltage Source.
- 4.1.2 Current Source
- 4.1.3 Voltage Mode
- FIGURE 4-2. Voltage Comparison Equivalent Circuit
- 4.1.4 Current Mode
- FIGURE 4-3. Current Comparison Equivalent Circuit
- 4.1.5 Voltage/Current Reference
- 4.1.6 A/D Conversion
- 4.1.7 Voltage/Current Comparison Errors
- 4.1.8 Protective Circuits
- 4.1.8.1 Overvoltage/Overcurrent Protection
- 4.1.8.2 Overtemperature Protection
- 4.1.8.3 Power Loss Protection
- 4.1.8.4 Path Fault Protection
- 4.1.8.5 Crowbar and Turn-off Circuit
- 4.1.9 Response Time
- 4.1.10 Retention of Programmed Values
- 4.1.11 Output Enable/Disable and Polarity Reversal Relays — MR, MGR Models
- 4.1.12 Output Enable/Disable
- 4.1.12.1 M, MG Models
- 4.1.12.2 MR, MGR Models
- 4.1.13 Local Control
- 4.1.13.1 Set Output Voltage/Current Limit (Voltage Mode)
- 4.1.13.2 Set Output Current/Voltage Limit (Current Mode)
- 4.1.13.3 Set Voltage/Current Mode
- 4.1.13.4 Output Enable/Disable
- 4.1.13.5 Programmable Parameters
- 4.1.13.6 Status
- 4.1.13.7 Menu-selectable Parameters
- 4.1.14 Remote Control
- 4.2 MBT Series Block Diagram Circuit Description
- FIGURE 4-4. MBT Series Power Supply, Overall Block Diagram
- 4.3 Detailed Circuit Descriptions
- FIGURE 4-5. MBT Series Power Supply, Location of Major Components
- 4.3.1 Analog Control Board A1
- 4.3.2 Relay and Flags Board A2
- 4.3.3 Digital Control Board A3
- 4.3.4 Auxiliary Supply Board A4
- 4.3.5 Mother Board A5
- 4.3.6 A-C Input Circuit and Main D-C Supply (Chassis A6)
- 4.3.7 Heat Sink Assembly A7
- 4.3.8 Front Panel Board A8
- 4.3.9 Sensing Resistor and Crowbar Circuit A10
- 4.3.10 Alphanumeric Display (LCD) A11
- 4.3.11 Keypad A12
- 4.3.12 "G" Option Components — MG, MGR Models
- 4.3.12.1 Single Board Computer (SBC) A13 — MG, MGR Models
- 4.3.12.2 Interface Board A14 — MG, MGR Models
- 4.3.13 "R" Option Components — MR, MGR Models
- APPENDIX A - SCPI COMMON COMMAND/QUERY DEFINITIONS
- A.1 Introduction
- TABLE A-1. IEEE 488.2 Command/query Index
- A.2 *CLS — Clear Status Command
- A.3 *ESE — Standard Event Status Enable Command
- TABLE A-2. Standard Event Status Enable Register and Standard Event Status Register Bits
- A.4 *ESE? — Standard Event Status Enable Query
- A.5 *ESR? — Event Status Register Query
- A.6 *IDN? — Identification Query
- A.7 *OPC — Operation Complete Command
- FIGURE A-1. GPIB Commands
- A.8 *OPC? — Operation Complete Query
- A.9 *OPT? — Options Query
- A.10 *RST — Reset Command
- A.11 *SRE — Service Request Enable Command
- TABLE A-3. Service Request Enable and Status Byte Register Bits
- A.12 *SRE? — Service Request Enable Query
- A.13 *STB? — Status Byte Register Query
- A.14 *TRG — Trigger Command
- A.15 *TST? — Self Test Query
- A.16 *WAI — Wait-to-Continue Command
- FIGURE A-2. Using the *WAIt-to-continue Command
- APPENDIX B - SCPI COMMAND/QUERY DEFINITIONS
- B.1 Introduction
- TABLE B-1. SCPI Subsystem Command/query Index
- B.2 INITiate[:IMMediate] Command
- B.3 INITiate:CONTinuous Command
- B.4 INITiate:CONTinuous? Query
- B.5 INSTrument:CATalog? Query
- FIGURE B-1. Use of INSTrument:CATalog Query
- B.6 INSTrument[:NSELect] Command
- B.7 INSTrument[:SELect] Command
- B.8 INSTrument[:SELect]? Query
- B.9 INSTrument:STATe Command
- FIGURE B-2. Identifying and Selecting Devices on BITBUS
- B.10 MEASure[:SCALar]:CURRent[:DC]? Query
- B.11 MEASure[:SCALar][:VOLTage][:DC]? Query
- B.12 OUTPut[:STATe] Command
- B.13 OUTPut[:STATe] Query
- B.14 [SOURce:]CURRent[:LEVel][:IMMediate][:AMPlitude] Command
- B.15 [SOURce:]CURRent[:LEVel][:IMMediate][:AMPlitude]? Query
- FIGURE B-3. Programming the Output
- B.16 [SOURce:]CURRent:[:LEVel]TRIGgered[:AMPlitude] Command
- B.17 [SOURce:]CURRent:[:LEVel]TRIGgered[:AMPlitude]? Query
- FIGURE B-4. Programming Current
- B.18 [SOURce:]VOLTage[:LEVel][:IMMediate][:AMPlitude] Command
- B.19 [SOURce:]VOLTage[:LEVel][:IMMediate][:AMPlitude]? Query
- B.20 [SOURce:]VOLTage:[:LEVel]TRIGgered[:AMPlitude] Command
- B.21 [SOURce:]VOLTage:[:LEVel]TRIGgered[:AMPlitude]? Query
- B.22 [SOURce:]FUNCtion:MODE Command
- B.23 STATus:OPERation:CONDition? Query
- TABLE B-2. Operation Condition Register, Operation Enable Register, and Operation Event Register Bits
- B.24 STATus:OPERation:ENABle Command
- B.25 STATus:OPERation:ENABle? Query
- B.26 STATus:OPERation[:EVENt]? Query
- B.27 STATus:PRESet Command
- FIGURE B-5. Using Status Commands and Queries
- B.28 STATus:QUEStionable[:EVENt]? Query
- B.29 STATus:QUEStionable:CONDition? Query
- TABLE B-3. Questionable Event Register, Questionable Condition Register and Questionable Condition Enable Register Bits
- B.30 STATus:QUEStionable:ENABle Command
- B.31 STATus:QUEStionable:ENABle? Query
- B.32 STATus:QUEStionable:INSTrument? Query
- TABLE B-4. Questionable Instrument Register 0 Bits
- B.33 STATus:QUEStionable:INSTrument1? Query
- TABLE B-5. Questionable Instrument Register 1 Bits
- B.34 STATus:QUEStionable:INSTrument2? Query
- TABLE B-6. Questionable Instrument Register 2 Bits
- B.35 STATus:QUEStionable:INSTrument:ENABle Command
- B.36 STATus:QUEStionable:INSTrument:ENABle? Query
- B.37 STATus:QUEStionable:INSTrument1:ENABle Command
- B.38 STATus:QUEStionable:INSTrument1:ENABle? Query
- B.39 STATus:QUEStionable:INSTrument2:ENABle Command
- B.40 STATus:QUEStionable:INSTrument2:ENABle? Query
- B.41 STATus:QUEStionable:INSTrument:ISUM? Query
- B.42 STATus:QUEStionable:INSTrument:ISUM:ENABle Command
- B.43 STATus:QUEStionable:INSTrument:ISUM:ENABle? Query
- B.44 SYSTem:COMMunication:GPIB:ADDRess Command
- B.45 SYSTem:COMMunication:SERial:BAUD Command
- B.46 SYSTem:COMMunication:SERial:ECHO Command
- B.47 SYSTem:COMMunication:SERial:PACE Command
- B.48 SYSTem:COMMunication:SERial::PROMpt Command
- B.49 SYSTem:ERRor[:NEXT]? Query
- B.50 SYSTem:ERRor:CODE? Query
- B.51 SYSTem:ERRor:CODE:ALL? Query
- B.52 SYSTem:LANGuage Command
- TABLE B-7. Error Messages
- B.53 SYSTem:SET Command
- B.54 SYSTem:VERSion Query
- APPENDIX C - CIIL COMMAND DEFINITIONS
- TABLE C-1. CIIL Subsystem Command/query Index
- FIGURE C-1. FNC — Function Command
- FIGURE C-2. INX — Initiate Op Code Command
- FIGURE C-3. FTH — Fetch Command
- FIGURE C-4. SET Command
- FIGURE C-5. OPN, CLS — Open, Close Relay Commands
- FIGURE C-6. RST — Reset Command
- FIGURE C-7. CNF, IST — Confidence Test, Internal Self Test Commands
- TABLE C-2. CIIL Error Messages
- FIGURE C-8. STA — Status Command
- TABLE C-3. CIIL Error Handling Utility Commands
- FIGURE C-9. GAL — Go to Alternate Language Command