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Agilent Technologies U1251A User Manual
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Changing The Default Setting
4
Agilent U1251A/U1252A User’s
and Service Guide
99
Setting Data Bit
Select the dat
a bit f
or remote control. It can be set to either
8 or 7 bits.
Figure 43
Data bit setup for remote control
Press
98
100
Table of Contents
Default Chapter
3
Safety Information
3
Safety Symbols
5
Table of Contents
9
1 Getting Started Tutorial
13
Introducing the Agilent U1251A and U1252A Handheld Digital Multimeter
14
Adjusting the Tilt-Stand
15
The Front Panel at a Glance
17
The Rotary Switch at a Glance
18
The Keypad at a Glance
19
The Display at a Glance
21
Selection of Display by Hz Button
26
Selection of Display by Dual Button
27
Selection of Display by SHIFT Button
30
The Terminals at a Glance
32
The Rear Panel at a Glance
33
2 Making Measurements
35
Measuring Voltage
36
Measuring AC Voltage
36
Measuring DC Voltage
38
Measuring Current
39
Μa & Ma Measurement
39
Μa & Ma Measurement
39
Scale of 4-20 Ma
40
A Measurement
41
Frequency Counter
42
Measuring Resistance, Conductance and Testing Continuity
44
Testing Diodes
48
Measuring Capacitance
51
Measuring Temperature
52
Alerts and Warning During Measurement
55
Overload Alert
55
Input Warning
55
Charge Terminal Alert
56
3 Features and Functions
57
Dynamic Recording
58
Data Hold (Trigger Hold)
60
Refresh Hold
61
NULL (Relative)
63
Decibel Display
65
Ms Peak Hold
67
Data Logging
69
Manual Logging
69
Interval Logging
71
Reviewing Logged Data
73
Square Wave Output (for U1252A)
75
Remote Communication
79
4 Changing the Default Setting
81
Selecting Setup Mode
82
Setting Data Logging Mode
86
Setting Thermocouple Types (for U1252A)
87
Setting Reference Impedance for Dbm Measurement
88
Setting Minimum Frequency Measurement
89
Setting Temperature Unit
90
Setting Auto Power Saving Mode
92
Setting % Scale Readout
94
Setting Beep Frequency
95
Setting Backlit Timer
96
Setting Baud Rate
97
Setting Parity Check
98
Setting Data Bit
99
Setting Echo Mode
100
Setting Print Mode
101
Returning to Default Factory Settings
102
5 Maintenance
103
Introduction
104
General Maintenance
104
Replacing the Battery
105
Charging the Battery
107
Measuring DC Voltage
111
Measuring Current
112
Fuse Checking Procedure
113
Replacing the Fuse
114
Troubleshooting
116
6 Accessories
117
Checking the Shipping Contents
118
List of Accessories
119
7 Performance Tests and Calibration
121
Calibration Overview
122
Closed - Case Electronic Calibration
122
Agilent Technologies Calibration Services
122
Calibration Interval
122
Adjustment Is Recommended
123
Recommended Test Equipment
124
Basic Operating Test
125
Backlit Test
125
Testing the Display
125
Current Terminal Test
126
Charge Terminal Alert Test
127
Test Considerations
128
Input Connections
129
Performance Verification Tests
130
Calibration Security
138
Unsecuring the Instrument for Calibration
139
Calibration Process
142
Using the Front Panel for Adjustments
143
Adjustments Consideration
144
Valid Adjustment Input Values
145
Adjustment Procedure
146
Finishing the Adjustment
153
To Read the Calibration Count
153
Calibration Errors
154
8 Specifications
155
DC Specifications
156
U1251A AC Specifications
158
U1252A AC Specifications
159
U1252A AC+DC Specifications
160
Temperature and Capacitance Specifications
161
U1251A & U1252A Frequency Specifications(1)
162
Operating Specifications
165
General Specifications
166
Other manuals for Agilent Technologies U1251A
User's And Service Guide
168 pages
Quick Start Guide
6 pages
4
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Agilent Technologies U1251A Specifications
General
Brand
Agilent Technologies
Model
U1251A
Category
Multimeter
Language
English
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