HP 3478A Digital Multimeter Manuals

Manuals and User Guides for HP 3478A Digital Multimeter. We have 5 HP 3478A Digital Multimeter manuals available for free PDF download: Service Manual, Technical Manual, Operating Instructions Manual, Quick Reference Manual

HP 3478A Technical Manual (150 pages)

DILGITAL MULTIMETER

Brand: HP | Category: Multimeter | Size: 1 MB

Section Page
5
Table of Contents
7
Scope
10
General Information
11
- Introduction
  11
- Section I, General Information
  11
- Section II, Installation Procedures
  11
- Section III, Operation
  11
- Section IV, Performance Test and 3-70. Calibration
  11
- Section V, Replaceable Parts
  11
- Section VI, Backdating
  11
- Section VII, Service
  11
- Description
  11
- Options
  15
- Accessories Available
  15
Line Frequency Switch
16
- II. Installation
  16
- Bench Use
  17
- Bench Use and Rack Mounting
  17
- Grounding Requirements
  17
- Power Cords and Receptacles
  17
Installation
16
- Introduction
  16
- Initial Inspection
  16
- Power Requirements
  16
- Line Frequency and Line Voltage Selection
  16
Line Select Jumper
17
Power Cords
17
- Rack Mounting
  18
- HP-IB Interface Connections
  18
- Address Selection
  18
- Environmental Requirements
  18
- Operating and Storage Temperature
  18
Typical HP-IB System Interconnection
18
- Repackaging for Shipment
  19
HP-IB Connector
19
3478A Address Switch
19
Operation
20
- Introduction
  20
- General Information
  20
- AC Power Operation
  20
- Turn-On
  20
- Display
  20
- Input Terminals Cleaning
  20
3478A Front and Rear Panel Features
21
- Front Panel Operation
  22
- DC Volts Measurements
  22
Typical Input Measurement Connection
22
Typical Current Measurement Connection
22
- AC Volts Measurements
  23
- Resistance Measurements
  23
Ohms Connections
23
- DC Current Measurements
  24
- AC Current Measurements
  24
- Ranging
  24
- Triggering
  24
- Shifted Operation
  25
- General
  25
- Number of Digits Displayed
  25
Autoranging Points
25
- Autozero
  26
- Self-Test/Reset Operation
  26
- Calibration
  26
- Miscellaneous Operations
  27
- Voltmeter Complete
  27
- Remote Operation
  27
  - General
    27
- 3478A Response to Bus Messages
  27
Shifted Operations
25
Status Byte
28
- 3478A Addressing
  29
- Talk-Only Mode (no Controller)
  29
- 3478A HP-IB Programming
  30
A Program Codes
31
- Advanced Programming
  33
Binary Status Byte Definition
33
Performance Test and Calibration
34
- Introduction
  34
- Equipment Required
  34
- DC Volts Test and Calibration
  34
- AC Volts Test and Calibration
  35
- Ohms Test and Calibration
  35
Recommended Test Equipment
35
- DC Current Test and Calibration
  36
- AC Current Test and Calibration
  36
- Test Cards
  36
  - Calibration Cycle
    36
- Test Failure
  36
- Instrument Set-Up
  36
- Instrument Specification
  36
- Specification Breakdown
  37
- Temperature Coefficient (Reference Temperature)
  37
- Test Consideration
  37
- General
  37
- Ambiguous Region
  37
Ambiguous Regions
37
- Performance Test
  38
- DC Volts Test
  38
DC Volts Accuracy Test and Calibration
39
- DC Current Test
  40
DC Common Mode Rejection Test
40
- AC Volts Test
  41
DC Current Accuracy Test and Calibration
41
- AC Current Test
  42
- Ohms Test Limits
  43
- Ohms Test.4-10
  43
- Combined Calibration and Performance Tests
  44
- General
  44
- Calibrating the 3478A
  45
- Calibration Messages
  46
- Calibration Procedures
  46
- DC Volts Calibration and Test
  46
- DC Current Calibration and Test
  48
- AC Volts Calibration and Test
  49
AC Current Accuracy Test and Calibration
43
4-Wire Ohms Connection
43
AC Volts Calibration and Test
50
- AC Current Calibration and Test
  51
- Ohms Calibration and Test
  51
Ohms Calibration and Test
52
Replaceable Parts
62
Section Page
62
Introduction
62
Ordering Information
62
Non-Listed Parts
62
Parts Changed
62
Propriety Parts
62
3478A Disassembly Procedure
63
Front Panel Assembly
69
3478A Mechanical and Miscellaneous Parts
69
Backdating
70
- Introduction
  70
Service
71
Introduction
71
Safety Consideration
71
Recommended Test Equipment
71
Miscellaneous Information
71
Instrument Disassembly (PC Board Replacement)
71
Fuse Replacement
71
Service Groups
71
Troubleshooting
72
Introduction
72
3478A Self-Test
72
Service Group Selection
72
ADC Volts and DC Current Troubleshooting
72
D A/D Converter and Logic Troubleshooting
72
E Power Supplies and Reference
72
F Theory of Operation
72
3478A Service Groups
72
DC/Ohms Input Amplifier
73
AC Volts and AC Current Troubleshooting
79
Ohms Troubleshooting
81
- Troubleshooting
  81
Circuitry
85
- A/D Converter and
  85
- Flowchart
  86
- Power Supplies
  93
- AC to DC Converter
  97
- Slope +0 and -
  107
- Power-On Circuitry
  112
- Reset Circuitry
  113
- APPENDIX A List
  114
- Schematics
  118
Slopes
107
Diagram
118
- 3478A Block Diagram
  118
- Input Circuitry and
  118
- Interface Connection and Bus Structure
  120
A-2. HP-IB Worksheet
121
3478A Front Panel View
135
3478A Rear Panel View
135
3478A Bottom View
135
3478A Left Side View
135
Front Panel Bracket View
136

HP 3478A Service Manual (160 pages)

Brand: HP | Category: Multimeter | Size: 38 MB

HP 3478A Technical Manual (149 pages)

Brand: HP | Category: Multimeter | Size: 7 MB

HP 3478A Operating Instructions Manual (103 pages)

Brand: HP | Category: Multimeter | Size: 1 MB

HP 3478A Quick Reference Manual (3 pages)

Brand: HP | Category: Multimeter | Size: 0 MB

HP Categories

Desktop

Laptop Server

Monitor

Switch

More HP Manuals