KEPCO EL Series Electronic Load Operator Manual P/N 243-1295 Firmware Version 3.22 through 3.41 User Manual
Kepco, Operator’s manual, Series el
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Table of contents
Document Outline
- SECTION 1 - INTRODUCTION
- SECTION 2 - INSTALLATION
- SECTION 3 - OPERATION
- FIGURE 1-1. Series EL Load
- SECTION 1 - INTRODUCTION
- 1.1 Scope of Manual
- 1.2 Introduction
- 1.3 General Description
- TABLE 1-1. Model Parameters
- 1.4 Operating Modes
- 1.4.1 CI (Constant Current).
- 1.4.2 CV (Constant Voltage)
- 1.4.3 CP (Constant Power)
- 1.4.4 CR (Constant Resistance)
- 1.4.5 CS (Constant Conductance)
- 1.4.6 Short
- 1.4.7 Off
- 1.5 Features
- 1.5.1 Local Control
- 1.5.2 Remote Control
- 1.5.3 Analog Programming
- 1.5.4 Digital Calibration
- 1.5.5 Damping
- 1.5.6 Built-in Protection
- 1.5.7 Master/Slave Control
- 1.6 Specifications
- TABLE 1-2. Series EL Specifications
- TABLE 1-3. Mode Characteristics
- 1.7 Equipment Supplied
- TABLE 1-4. Equipment Supplied
- 1.8 Accessories
- 1.9 Options
- 1.10 Safety
- TABLE 1-5. Accessories
- TABLE 1-6. Safety Symbols
- SECTION 2 - INSTALLATION
- 2.1 Unpacking and Inspection
- 2.2 Terminations and Controls
- 2.2.1 Front Panel Controls and Indicators.
- 2.2.2 Rear Panel Connections.
- FIGURE 2-1. Series EL, Front Panel Controls and Indicators
- FIGURE 2-2. Series EL, Dual Model Front Panel Controls and Indicators
- TABLE 2-1. Front Panel Functions
- FIGURE 2-3. Series EL, Rear Panel Terminations and Connectors
- FIGURE 2-4. Series EL, Dual Models, Rear Panel Terminations and Connectors
- TABLE 2-2. Rear Panel Connections
- 2.3 Mains Power Requirements
- 2.3.1 Changing Mains Power Voltage
- FIGURE 2-5. Master Control Board Removal, Top View
- FIGURE 2-6. Line Voltage Selection Jumper Orientation
- 2.4 Cooling
- 2.5 Installation
- 2.5.1 Rack Mounting
- 2.5.2 Slide Mounting
- 2.6 Wiring Instructions
- FIGURE 2-7. Typical Interconnections
- 2.6.1 Mains Power
- 2.6.2 Unit Under Test (UUT) to Load Connection
- 2.6.2.1 Power Connections
- 2.6.2.2 Sense Connections
- FIGURE 2-8. Local Sensing Jumpers
- 2.6.2.3 Grounding
- 2.6.3 Parallel Master/Slave Configurations
- FIGURE 2-9. Typical Master/Slave Interconnections
- 2.6.4 Analog Programming Connections
- 2.6.5 Current Monitor Connections
- 2.7 Digital Connections
- FIGURE 2-10. EL Load, Outline Dimension Drawing
- SECTION 3 - OPERATION
- 3.1 General
- 3.2 Factory Default Settings
- 3.3 Turning the Unit On
- 3.3.1 Error Conditions
- 3.4 Selecting the Mode and Setpoint
- TABLE 3-1. Mode Selection and Adjustments
- 3.5 Engaging the Load
- 3.6 Disengaging the Load
- 3.7 Viewing Configuration Information
- 3.8 Changing IP Mode
- 3.9 Changing Static IP Address or Subnet Mask
- 3.10 Changing GPIB Address
- 3.11 Operation of Master/slave Configurations.
- 3.11.1 Power Up
- 3.11.2 Local (Front Panel) Operation
- 3.11.3 Remote (Computer) Operation
- 3.11.4 Indications During Master/Slave Operation
- 3.11.5 Master/Slave Controls and Indicators
- 3.11.6 Master/Slave Operating Notes/Cautions/Warnings
- 3.11.7 Master/Slave Disconnect
- 3.12 Operation via Computer Interface
- FIGURE 3-1. Example of Remote Operation
- 3.13 SCPI Programming
- 3.13.1 SCPI Messages
- 3.13.2 Common Commands/Queries
- FIGURE 3-2. Master/Slave Start-up, Computer Display
- 3.13.3 SCPI Subsystem Command/Query Structure
- 3.13.3.1 Calibration Subsystem
- 3.13.3.2 Debug Subsystem
- TABLE 3-2. Remote Operation Command Summary (Continued)
- 3.13.3.3 PROTection Subsystem
- 3.13.3.4 [SOURce:]MEASure Subsystem
- 3.13.3.5 [SOURce:]InPut, [SOURce:]OUTPut Subsystems
- 3.13.3.6 [SOURce:]VOLTage, [SOURce:]CURRent, [SOURce:]POWer Subsystems
- 3.13.3.7 [SOURce:]Resistance, [SOURce:]CONDuctance Subsystems
- 3.13.3.8 STATus Subsystem
- 3.13.3.9 SYSTem subsystem
- 3.13.4 Program Message Structure
- 3.13.4.1 Keyword
- 3.13.4.2 Keywords for Dual Units
- 3.13.4.3 Keyword Separator
- 3.13.4.4 Query Indicator
- 3.13.4.5 Data
- 3.13.4.6 Data Separator
- 3.13.4.7 Message Terminator
- FIGURE 3-3. Tree Diagram of SCPI Commands Used with Series EL Electronic Load
- 3.13.5 Understanding The Command Structure
- 3.13.6 Program Message Syntax Summary
- 3.13.7 Status Reporting
- 3.13.7.1 Status Reporting Structure
- 3.13.7.2 Standard Event Status Register
- FIGURE 3-4. Status Reporting Structure
- 3.13.7.3 QUEStionable Status Register
- 3.13.7.4 Channel Status Register
- 3.13.7.5 Channel Summary Register
- 3.13.7.6 Status Byte Register
- 3.14 Damping
- 3.14.1 Damping Adjustments
- FIGURE 3-5. Damping Measurement Setup
- FIGURE 3-6. Damping Waveforms
- 3.15 Analog Programming
- TABLE 3-3. Analog Programming Control Voltage Scale
- 3.16 Operator Maintenance
- APPENDIX A - IEEE 488.2 COMMAND/QUERY DEFINITIONS
- 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
- A.8 *OPC? — Operation Complete Query
- A.9 *RST — Reset Command
- A.10 *SRE — Service Request Enable Command
- TABLE A-3. Service Request Enable and Status Byte Register Bits
- A.11 *SRE? — Service Request Enable Query
- A.12 *STB? — Status Byte Register Query
- A.13 *TST? — Self Test Query
- A.14 *WAI — Wait Command
- APPENDIX B - SCPI COMMAND/QUERY DEFINITIONS
- B.1 Introduction
- TABLE B-1. SCPI Subsystem Command/query Index
- B.2 Numerical Values and Data Conventions
- B.3 CALibrate:IPADdress Command
- B.4 CALibrate:IPADdress? Query
- B.5 CALibrate:IPMODE Command
- B.6 CALibrate:IPMODE? Query
- B.7 CALibrate:SUBNetmask Command
- B.8 CALibrate:SUBNetmask? Query
- B.9 CALibrate:GATEwayadd Command
- B.10 CALibrate:GATEwayaddress? Query
- B.11 CALibrate:GPIB Command
- B.12 CALibrate:GPIB? Query
- B.13 CALibrate:DNSadd Command
- B.14 CALibrate:DNSadd? Query
- B.15 DEBug:ECHO Command
- B.16 DEBug:ECHO? Query
- B.17 DEBug:TREE:DISPlay Command
- B.18 DEBug:TREE:SEParator Command
- B.19 DEBug:TREE:SEParator? Query
- B.20 LOCK Command
- B.21 LOCK? Query
- B.22 [SOURce:]INPut[:STATe] Command
- B.23 [SOURce:]INPut[:STATe]? Query
- B.24 [SOURce:]INPut:PROTection:CLEar Command
- B.25 [SOURce:]INPut:PROTection:SHORt[:STATe] Command
- B.26 [SOURce:]OUTPut[:STATe] Command
- B.27 [SOURce:]OUTPut[:STATe]? Query
- B.28 [SOURce:]OUTPut:PROTection:CLEar Command
- B.29 [SOURce:]OUTPut:PROTection:SHORt[:STATe] Command
- B.30 [SOURce:]MEASure:ALL? Query
- B.31 [SOURce:]MEASure:ALL2? Query
- B.32 [SOURce:]MEASure[:SCALar]:CURRent[:DC]? Query
- B.33 [SOURce:]MEASure[:SCALar]:POWer[:DC]? Query
- B.34 [SOURce:]MEASure[:SCALar]:VOLTage[:DC]? Query
- B.35 [SOURce:]CONDuctance[:LEVel][:IMMediate][:AMPlitude] Command
- B.36 [SOURce:]CONDuctance[:LEVel][:IMMediate][:AMPlitude]? Query
- B.37 [SOURce:]CURRent[:LEVel][:IMMediate][:AMPlitude] Command
- B.38 [SOURce:]CURRent[:LEVel][:IMMediate][:AMPlitude]? Query
- B.39 [SOURce:]CURRent:PROTection[:LEVel] Command
- B.40 [SOURce:]CURRent:PROTection[:LEVel]? Query
- B.41 [SOURce:]CURRent:PROTection:STATe Command
- B.42 [SOURce:]CURRent:PROTection:STATe? Query
- B.43 [SOURce:]MODE Command
- B.44 [SOURce:]MODE? Query
- B.45 [SOURce:]POWer[:LEVel][:IMMediate][:AMPlitude] Command
- B.46 [SOURce:]POWer[:LEVel][:IMMediate][:AMPlitude]? Query
- B.47 [SOURce:]POWer:PROTection Command
- B.48 [SOURce:]POWer:PROTection? Query
- B.49 [SOURce:]POWer:PROTection:STATe[:LEVel] Command
- B.50 [SOURce:]POWer:PROTection:STATe[:LEVel]? Query
- B.51 [SOURce:]RESistance[:LEVel][:IMMediate][:AMPlitude] Command
- B.52 [SOURce:]RESistance[:LEVel][:IMMediate][:AMPlitude]? Query
- B.53 [SOURce:]VOLTage[:LEVel][:IMMediate][:AMPlitude] Command
- B.54 [SOURce:]VOLTage[:LEVel][:IMMediate][:AMPlitude]? Query
- B.55 [SOURce:]VOLTage:PROTection:OVER Command
- B.56 [SOURce:]VOLTage:PROTection:OVER? Query
- B.57 [SOURce:]VOLTage:PROTection:OVER:STATE[:LEVel] Command
- B.58 [SOURce:]VOLTage:PROTection:OVER:STATE[:LEVel]? Command
- B.59 [SOURce:]VOLTage:PROTection:UNDer Command
- B.60 [SOURce:]VOLTage:PROTection:UNDer? Query
- B.61 [SOURce:]VOLTage:PROTection:UNDer:STATE[:LEVel] Command
- B.62 [SOURce:]VOLTage:PROTection:UNDer:STATE[:LEVel]? Query
- B.63 STATus:CHANnel[:EVENt]? Query
- TABLE B-2. Channel Status Condition, Enable, and Event Register Bits
- B.64 STATus:CHANnel:CONDition Command
- B.65 STATus:CHANnel:CONDition? Query
- B.66 STATus:CHANnel:ENABle Command
- B.67 STATus:CHANnel:ENABle? Query
- B.68 STATus:CSUMmary[:EVENt]? Query
- TABLE B-3. Channel Summary Enable and Event Register Bits
- B.69 STATus:CSUMmary:ENABle COMMAND
- B.70 STATus:CSUMmary:ENABle? Query
- B.71 STATus:OPERation[:EVENt]? Query
- TABLE B-4. Operation Condition Register, Operation Enable Register, and Operation Event Register Bits
- B.72 STATus:OPERation:CONDition? Query
- B.73 STATus:OPERation:ENABle Command
- B.74 STATus:OPERation:ENABle? Query
- B.75 STATus:OPERation:NTRansition Command
- B.76 STATus:OPERation:PTRansition Command
- B.77 STATus:QUEStionable[:EVENt]? Query
- B.78 CONDition:QUEStionable:CONDition? Query
- B.79 STATus:QUEStionable:ENABle Command
- B.80 STATus:QUEStionable:ENABle? Query
- B.81 SYSTem:DAMPing COMMAND
- B.82 SYSTem:DAMPing? Query
- B.83 SYSTem:ERRor? Query
- B.84 SYSTem:EXTernal COMMAND
- B.85 SYSTem:EXTernal? Query
- B.86 SYSTem:FAN COMMAND
- B.87 SYSTem:FAN? Query
- B.88 SYSTem:PFModule:DAMPing COMMAND
- B.89 SYSTem:PFModule:DAMPing? Query
- B.90 SYSTem:PFModule:LIST? Query
- B.91 SYSTem:PFModule:STATus? Query
- B.92 SYSTem:RANGe:CURRent COMMAND
- B.93 SYSTem:RANGe:CURRent? Query
- B.94 SYSTem:RANGe:POWer COMMAND
- B.95 SYSTem:RANGe:POWer? Query
- B.96 SYSTem:Range:VOLTage COMMAND
- B.97 SYSTem:Range:VOLTage? Query
- B.98 SYSTem:REPLY COMMAND
- B.99 SYSTem:REPLY? Query
- B.100 SYSTem:SERNumber? Query
- B.101 SYSTem:SETTings? Query
- B.102 SYSTem:VERSion? QUERY