KEPCO MBT 150-2.4M Manuals

Manuals and User Guides for KEPCO MBT 150-2.4M. We have 1 KEPCO MBT 150-2.4M manual available for free PDF download: Operator's Manual

KEPCO MBT 150-2.4M Operator's Manual (152 pages)

360 WATT PROGRAMMMABLE POWER SUPPLIES

Brand: KEPCO | Category: Power Supply | Size: 2 MB

Safety Instructions
5
Table of Contents
7
MBT Series Programmable Power Supply
16
Scope of Manual
17
General Description
17
Specifications
17
Section 1 - Introduction
17
MBT Series Power Supply, Mechanical Outline Drawing
20
Features
21
Local Control
21
Remote Control
21
Options
21
Option G - Single Board Computer
21
Option R - Output/Polarity Reversal Relays
21
Equipment Supplied
23
Accessories
23
Section 2 - Installation
25
Unpacking and Inspection
25
Terminations and Controls
25
Source Power Requirements
25
Cooling
25
MBT Series Front Panel Controls and Indicators
26
MBT Series Internal Controls Accessible through Top Cover
26
MBT Series Rear Panel Connections
29
Connector Pin Assignments
29
Preliminary Operating Procedures
30
Node Address (Channel Number) Selection
30
Preliminary Operational Check
31
Installation
33
Bench Top Use
33
Rack Mounting
33
G" Option Selector (MG and MGR Models)
33
Wiring Instructions
33
Safety Grounding
33
Source Power Connections
33
D-C Output Grounding
34
Power Supply/Load Interface
34
Load Connection - General
35
Load Connection Using Local Sensing
35
Load Connection Using Remote Sensing
35
Operating Configuration
35
RS 232 Connections
36
Grounded Load Connections, Local Sensing
37
Isolated Load Connections, Local Sensing
37
Grounded Load Connections, Remote Sensing
38
Isolated Load Connections, Remote Sensing
38
Section 3 - Operation
39
General
39
Actual Mode
39
Commanded Mode
40
Local Mode
40
Remote Mode
41
Local Mode Operation
41
Local Mode Controls and Indicators
41
Front Panel Controls and Indicators
41
Keypad Operation
44
Turning the Power Supply on
44
Setting Local Mode
44
Enabling/Disabling DC Output Power
47
M and MG Models
47
MR and MGR Models
48
Setting Output Voltage or Voltage Limit
49
Using Vadj and Numeric Keys - M, MG Models
49
Using Vadj and Numeric Keys - MR, MGR Models
50
Procedure Using Vadj and Numeric Keypad
51
Voltage Control - M, MG Models
55
Voltage Control - MR, MGR Models
56
Setting Output Current or Current Limit
57
Using Iadj and Numeric Keys - M, MG Models
57
Using Iadj and Numeric Keys - MR, MGR Models
58
Procedure Using Iadj and Numeric Keypad
60
Slew ( and ) Keys - MR, MGR Models
61
Current Control - M, MG Models
62
Current Control - MR, MGR Models
63
Setting Voltage Mode or Current Mode
65
M, MG Models
65
MR, MGR Models
65
Reversing DC Output Polarity - MR, MGR Models
68
Changing the GPIB Address
69
Local Mode Programming of the Power Supply
70
Entering Program Mode
72
Creating a New Program
72
Running a Program
75
Modifying a Program
76
Cycling a Program
77
Stopping a Program
77
Exiting Program Mode
78
Sample Program Operation - Models M, MG
78
Sample Program Operation for M, MG Models
79
Sample Program Operation for MR, MGR Models
80
Using the Menu System
81
Speaker On/Off
81
Controls Lock-Out
81
Remote Channel
82
General Notes for Remote Configurations Using IEEE 1118 Bus
82
Remote Operation Using Keypad to Control Another MBT Power Supply
83
Calibration
85
OVP, OCP Set-Up
85
Slew Key Increments Set-Up
86
Remote Display Blanking
87
GPIB Addressing Mode
87
Compatiblity Mode
87
Command Language
88
Remote Mode Programming
88
General
89
IEEE 488 (GPIB) Bus Protocol
89
String Parsing
90
RS232-C Bus Protocol
91
RS 232 Implementation
91
Echo Mode
92
Prompt Method
92
RS 232 Implementation
92
XON XOFF Method
93
Special Commands
93
Programming Techniques to Optimize Power Supply Performance
93
SCPI Programming
94
SCPI Messages
94
Common Commands/Queries
94
SCPI Subsystem Command/Query Structure
94
Program Message Structure
96
Tree Diagram of SCPI Commands Used with MBT-G Power Supplies
96
Keyword
97
Keyword Separator
97
Query Indicator
97
Data
97
Data Separator
97
Message Unit Separator
97
Root Specifier
97
Message Terminator
97
Message Structure
97
Understanding the Command Structure
99
Addressing Multiple Power Supplies
99
Understanding the Command Structure
100
Program Message Syntax Summary
101
Status Reporting
101
Status Reporting Structure
101
Operational Status Register
102
Questionable Status Register
102
Multiple Logical Instruments
103
Status Reporting Structure
103
Expansion of Questionable Register for Multiple Logical Instruments
104
SCPI Program Example
105
CIIL Programming
105
Typical Example of MBT-G Power Supply Program Using SCPI Commands
105
Section 4 - Theory of Operation
107
Introduction
107
Voltage Source
107
Crossover Characteristics of the MBT Power Supply Showing the Critical or Crossover Value of Load Resistance Rlx
107
Current Source
108
Voltage Mode
108
Current Mode
108
Voltage Comparison Equivalent Circuit
108
Voltage/Current Reference
109
A/D Conversion
109
Current Comparison Equivalent Circuit
109
Voltage/Current Comparison Errors
110
Protective Circuits
110
Overvoltage/Overcurrent Protection
110
Overtemperature Protection
110
Power Loss Protection
110
Path Fault Protection
110
Crowbar and Turn-Off Circuit
110
Response Time
111
Retention of Programmed Values
112
Output Enable/Disable and Polarity Reversal Relays - MR, MGR Models
112
Output Enable/Disable
112
M, MG Models
112
MR, MGR Models
113
Local Control
113
Set Output Voltage/Current Limit (Voltage Mode)
113
Set Output Current/Voltage Limit (Current Mode)
114
Programmable Parameters
114
Status
115
Menu-Selectable Parameters
115
Remote Control
115
MBT Series Block Diagram Circuit Description
116
Detailed Circuit Descriptions
118
MBT Series Power Supply, Location of Major Components
118
Analog Control Board A1
119
Relay and Flags Board A2
120
Digital Control Board A3
120
Auxiliary Supply Board A4
121
Mother Board A5
122
A-C Input Circuit and Main D-C Supply (Chassis A6)
122
Heat Sink Assembly A7
122
Front Panel Board A8
123
Sensing Resistor and Crowbar Circuit A10
124
Alphanumeric Display (LCD) A11
124
Keypad A12
124
G" Option Components - MG, MGR Models
124
SINGLE BOARD COMPUTER (SBC) A13 - MG, MGR MODELS (See Schematic Diagram
125
Interface Board A14 - MG, MGR Models
125
R" Option Components - MR, MGR Models
125
Appendix A - Scpi Common Command/Query Definitions
127
Introduction
127
CLS - Clear Status Command
127
ESE - Standard Event Status Enable Command
127
ESE? - Standard Event Status Enable Query
128
ESR? - Event Status Register Query
128
IDN? - Identification Query
128
OPC - Operation Complete Command
128
OPC? - Operation Complete Query
129
OPT? - Options Query
129
GPIB Commands
129
RST - Reset Command
130
SRE - Service Request Enable Command
130
SRE? - Service Request Enable Query
130
STB? - Status Byte Register Query
131
TRG - Trigger Command
131
TST? - Self Test Query
132
WAI - Wait-To-Continue Command
132
Using the *Wait-To-Continue Command
132
Appendix B - Scpi Command/Query Definitions
133
Introduction
133
Initiate[:Immediate] Command
133
Initiate:continuous Command
134
Initiate:continuous? Query
134
Instrument:catalog? Query
134
Instrument[:Nselect] Command
134
Use of Instrument:catalog Query
134
Instrument[:Select] Command
135
Instrument[:Select]? Query
135
Instrument:state Command
135
Measure[:Scalar]:Current[:DC]? Query
135
Identifying and Selecting Devices on BITBUS
135
Measure[:Scalar][:Voltage][:DC]? Query
136
Output[:State] Command
136
Output[:State] Query
136
Source:]Current[:Level][:Immediate][:Amplitude] Command
136
Source:]Current[:Level][:Immediate][:Amplitude]? Query
136
Source:]Current:[:Level]Triggered[:Amplitude] Command
137
Source:]Current:[:Level]Triggered[:Amplitude]? Query
137
Programming the Output
137
Source:]Voltage[:Level][:Immediate][:Amplitude] Command
138
Source:]Voltage[:Level][:Immediate][:Amplitude]? Query
138
Source:]Voltage:[:Level]Triggered[:Amplitude] Command
138
Source:]Voltage:[:Level]Triggered[:Amplitude]? QUERY
138
Programming Current
138
Source:]Function:mode Command
139
Status:operation:condition? Query
139
Status:operation:enable Command
139
Status:operation:enable? Query
139
Status:operation[:Event]? Query
139
Using Status Commands and Queries
140
Status:questionable:condition? QUERY
140
System:set COMMAND
145
System:version QUERY
145
Appendix C - Ciil Command Definitions
147
FNC - Function Command
147
INX - Initiate Op Code Command
148
FTH - Fetch Command
148
SET Command
149
OPN, CLS - Open, Close Relay Commands
150
RST - Reset Command
150
CNF, ist - Confidence Test, Internal Self Test Commands
150
STA - Status Command
151
GAL - Go to Alternate Language Command
152

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