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6434B
HP 6434B Manuals
Manuals and User Guides for HP 6434B. We have
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HP 6434B manual available for free PDF download: Operating And Service Manual
HP 6434B Operating And Service Manual (53 pages)
Brand:
HP
| Category:
Power Supply
| Size: 5.91 MB
Table of Contents
Table of Contents
4
List of Tables
5
List of Illustrations
5
DC Power Supply
6
General Information
7
Description
7
Overload Protection
7
Output Terminals
7
Specifications
8
Installation
9
Initial Inspection
9
Mechanical Check
9
Installation Data
9
Operating Instructions
10
Controls and Indicators
10
Operation
10
Normal
10
Constant Voltage
11
Constant Current
11
Connecting Load
11
Remote Sensing
11
Remote Programming
12
Remote Voltage Programming
12
Parallel
13
Remote Resistance Programming
13
Normal Parallel Connections
13
Auto-Parallel, Two and Three Units
13
Auto-Parallel
14
Series
14
Auto-Series
14
Operating Considerations
15
Auto-Tracking
15
Pulse Loading
15
Negative Voltage Loading
15
Negative Current Loading
16
Principles of Operation
17
Block Diagram Description
17
Circuit Description
18
AC Input
18
DC Output
18
Voltage Input
18
Clamping
19
Current Input
19
Turn-On Circuit
19
SCR Regulator Control
19
Firing
20
Initial Conditions
20
SCR Regulator
20
Gating
20
Protection
21
Bias and Reference Circuit
21
Programming Currents
21
Maintenance
22
General
22
Test Equipment
22
Differential Voltmeter Substitute, Test Setup
23
Measurement Techniques
24
Rated Output and Meter Accuracy
24
Line Regulation
24
Performance Check
24
Load Regulation
25
Ripple and Noise
25
Transient Recovery Time
26
Additional Specification Check
27
Temperature Coefficient
27
Output Stability
27
Output Inductance
27
Cover Removal
28
Troubleshooting
28
Output Impedance
28
Trouble Analysis
29
Normal Voltage
29
Bias and Reference Circuit Troubleshooting
30
High Output Voltage Troubleshooting
30
Low Output Voltage Troubleshooting
30
High Output Voltage
31
Low Output Voltage
31
Common Troubles
31
Repair and Replacement
32
Servicing Printed Wiring Boards
33
Checks and Adjustments after Replacement of Semiconductor Devices
34
Adjustments and Calibrations
35
Meter Zero
35
Adjustment and Calibration Summary
35
Voltmeter Tracking
36
Ammeter Tracking
36
Zero Voltage Output
36
Bias and Reference Line Regulation
36
Line Imbalance
37
Constant Current Load Regulation
37
Replaceable Parts
38
Introduction
38
Ordering Information
38
Reference Designators
38
Code List of Manufacturers
39
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