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6244
ADCMT 6244 User Manual
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6243/44 DC
Voltage Current Source/Mo
nitor Operation Manual
4.5.4 Po
larity Change
4-26
4.5.4
Polarity Change
(1)
Polarity change
in the Pulse source mod
e
If the polarity of the source value (pulse value) is
changed in th
e Pulse source
mode, the polarity
of
the Base V
alue also changes as shown in
the figure below
.
0 V
-V
B
-Vp
Pulse va
lue
Polarity cha
nge
+Vp
+V
B
0 V
131
133
Table of Contents
Table of Contents
13
Introduction
23
Product Overview
23
Output Range
24
Supplied Accessories
25
List of Standard Accessories
25
AC Power Plug Types
26
Optional Accessories
27
List of Optional Accessories
27
Operating Environment
28
Environmental Conditions
28
Power Supply Conditions
29
Operating Environment
29
Power Specifications
29
Changing the Source Voltage Setting and Checking/Replacing the Fuse
30
Power Cable
31
Warm-Up (Preheating Time)
31
Operational Check
32
Connecting the Power Cable
32
Display During Self Test
33
Display When Self Test Is Completed
33
Start-Up Screen
33
VSVM Measurement (in Output off Standby)
34
VSVM 320 MV Range 0 V Measurement
34
Setting the Line Frequency
35
Cleaning, Storage, and Transport Methods
37
Cleaning
37
Storage
37
Transport
37
Calibration
38
Parts with a Limited Life Span
38
Operation
39
Panel Descriptions
39
Front Panel Summary
39
Front Panel
39
LIMIT Key (Limiter Setting)
40
Front Panel
40
MENU Key (Setting Parameters)
41
Screen Display
43
Screen Element Descriptions
43
Rear Panel Summary
45
Rear Panel
45
Basic Operations
48
Setting the Source and Limiter Values
48
2.2.2 Menu Operations and Parameter Settings
51
Menu Structure (MENU Key)
52
DC Measurement
53
Explanatory Drawing of DC Measurement
53
Pulse Mode Measurement
57
Sweep Mode Measurement
62
SWEEP (Sweep Parameters)
63
Measurement Example
68
Connections for Diode Measurement
69
Battery Charge Test and Discharge Test
74
Waveform of Battery Discharge Test
75
Connections for Battery Charge and Discharge Test
76
Saving and Loading Parameters
81
Parameter Saving and Loading Operations
81
Menu Index
83
Menu Map
85
Panel Keys and Parameters
89
AUTO Key (Measurement Range)
89
DIRECT Key (Direct Input Mode)
89
ENTER (DIRECT) Key (Confirming Numeric Values)
89
EXIT Key (Normal Measurement Screen)
89
GP-IB LOCAL Key (GPIB Remote Control)
89
TIME (Time Parameters)
92
SOURCE (Source Parameters)
92
MEASURE (Measurement Parameters)
93
COMPARATOR (Comparison Operation Parameters)
94
EXT.SIGNAL (External Control Signal Parameters)
94
SYSTEM (System Parameters)
96
RANDOM MEMORY (Random Memory Settings)
97
MEASURE BUFFER (Measurement Buffer Memory)
97
PARAMETER SAVE (Saving Parameters)
98
PARAMETER LOAD (Loading Parameters)
98
MODE Key (Source Mode)
99
NULL Key (NULL Calculation)
99
OPERATE Key (Output ON/OFF)
99
POLARITY Key (Source Polarity)
99
RANGE Key (Source Range)
100
RECALL Key (Measurement Data Recall)
100
RUN HOLD Key (Measurement Free Run/Hold)
100
START TRIGGER Key (Sweep Start, Measurement Trigger)
100
STOP Key (Sweep Stop)
100
VM/IM Key (Measurement Functions)
101
VS/IS Key (Source Functions)
101
List of Settings
102
6243 Setting Ranges and Factory Settings
102
6244 Setting Ranges and Factory Settings
104
Practical Guide for Measurements
107
DUT Connection
107
Internal Wiring
107
Remote Sensing (2-Wire/4-Wire Connection)
108
Internal Wiring
108
Driving Guard (6243 Only)
111
Oscillation Prevention
111
SMU (Source Measurement Unit) Oscillation Prevention
111
Reducing Stray Capacitance and Lead Inductance
112
Oscillation of the Device Itself
113
Device Oscillation Prevention
113
SMU Oscillation Prevention
113
Connection for High-Current Measurement
114
Connection for Heavy-Current Measurement
114
Allowable Current and Wire Diameter
114
Connecting to the Fixture 12701A
115
Connecting to the 12701A
115
Operation in the DC Source Mode
116
Operation in the Pulse Source Mode
118
Operation in the Sweep Source Mode
120
Staircase Sweep
121
Sweep Types for Staircase Sweep
121
Staircase Sweep (One-Way Sweep)
122
Pulse Sweep
123
Sweep Types for Pulse Sweep
123
Random Sweep and Random Pulse Sweep
125
Operations of Random Sweep and Random Pulse Sweep
125
Round-Trip Sweep (Reverse ON)
126
Source Functions
127
Changing the Source Mode and Source Function
127
4.5.2 Source Value Restrictions
128
Source Value Setting Range
128
Source Range
129
Range and Data Differences in Accordance with Range Specification (Example: Showing DC Sweep with 6243)
130
Range Operation During Sweep
131
Polarity Change
132
Sweep Operation Straddling Polarities
133
Reverse Polarity Source Operation
134
Measurement Function
135
Measurement Ranging
135
Current Measurement in Auto Range and Limiter Operation
136
Auto Ranging During Sweep Mode Measurement
138
Auto-Zero Function
139
Limiter (Compliance)
140
Limiter Setting Ranges
140
Limiter Setting Range in Relation to the Source Value
140
Range in Relation to the Limiter Setting Value
141
Range in Relation to the Limiter Setting Value
142
Limiter Polarity Mode
143
Alarm Detection
144
Alarm Detection Contents
144
Source Timing and Measurement Timing
146
Source Mode and Time Parameters to be Considered
146
4.9.1 Restrictions on Time Parameters
147
Output Waveform in Accordance with Time Parameters
149
Measure Delay and Settling Time
150
Auto Range Delay
154
4.10 Computing Functions
156
Timing of NULL Calculation
156
Comparator Calculation
157
4.11 External Control Signals
158
External Control Signal Functions
158
Timing of External Control Signals
160
Control of Scanner
161
4.12 Synchronized Operation, Serial Connection, and Parallel Connection
162
Synchronized Operation
162
Synchronized Operation Using the BUSY Signal
163
Serial Connection
164
4.12.3 Parallel Connection
165
4.13 Measurement Data Storing Function
166
Storing Measured Data into Data Memory (Memory Store)
166
Conceptual Diagram of Storing Measured Data
166
Comparison of Storing Measured Data
167
Clearing Saved Data (Memory Clear)
168
4.14 Operating Principles
169
Block Diagram of Source and Measurement Sections
169
Operating Principles
170
GPIB Command Index
171
GPIB Remote Programming
174
What GPIB Is
174
GPIB Setup
174
GPIB Interface Functions
177
Responses to Interface Messages
177
5.2.5 Message Exchange Protocol
179
Command Syntax
179
Data Format
179
Data Format
180
5.2.8 Status Byte
181
Status Byte Register
181
Standard Event Register
181
Device Event Register
181
Error Register
181
Structure of Status Registers
182
Structure of Status Byte Register
183
Date Output Format (Talker)
188
GPIB Code List
191
GPIB Command List
191
TER? Command Response
200
Program Example 2: Pulse Measurement
204
Program Example 4: Diode Measurement
208
Compatibility with Tr6143
213
Setting the TR6143 Mode
213
Differences between the TR6143 Mode and the Original Mode
215
List of Defaults in the TR6143 Mode
217
6243 Default Values
217
6244 Default Values
219
GPIB in the TR6143 Mode
221
TR6143 Mode GPIB Code List
221
TR6143 Mode Unique Commands
222
Commands that Cannot be Used in the TR6143 Mode
223
Data Output Format in the TR6143 Mode (Talker)
224
Status Byte in TR6143 Mode
232
Status Bytes in the TR6143 Mode
232
Performance Tests
233
6243 Tests
233
Measuring Instruments Required for Performance Tests
233
Connections
233
Test Methods
233
Measuring Instruments Required for Performance Tests
235
Connections
235
Test Methods
235
Calibration
239
Cables and Measuring Instruments Required for Calibration
239
Safety Precautions
240
Connections
241
Connections for Calibration
241
8.1.4 Calibration Points and Tolerance Range
242
Calibration Procedure
242
Overview of the Calibration Procedure
242
Initializing Calibration Data
247
Cables and Measuring Instruments Required for Calibration
248
Safety Precautions
248
Connections
249
Connections for Calibration
249
Calibration Points and Tolerance Range
250
Calibration Procedure
250
Overview of Calibration Procedure
250
8.2.6 Initializing Calibration Data
255
Specifications
257
Voltage/Current Source
257
Voltage/Current Measurement
262
Source and Measurement Functions
265
Setting Time
266
General Specifications
267
6244 Specifications
268
Voltage/Current Source
268
9.2.2 Voltage/Current Measurement
273
Source and Measurement Functions
276
Setting Time
277
General Specifications
279
Appendix
281
When Problems Occur (before Requesting Repairs)
281
Inspection Items before Requesting Repairs
281
A.2 Error Message List
283
Execution Time
287
GPIB Remote Execution Time (Nominal Values
287
Internal Execution Time (Nominal Values
288
Alphabetical Index
294
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ADCMT 6244 Specifications
General
Brand
ADCMT
Model
6244
Category
Measuring Instruments
Language
English
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