60Hz Operation); I I I - HP 6269B Operator’s, Organizational, Direct Support And General Support Maintenance Manua L

Section
0
INSTRUCTIONS . . . . . . . . . . . . . . . 6-1
0 - 1 S c o p e
0-2 Indexes
0-3 Forms and Records
0-4 Reporting Equipment Im-
provement Recom-
m e n d a t i o n s
0-5 Administrative
0-6 Destruction of Army
E l e c t r o n i c s M a t e r i e l 0 - 1
I GENERAL INFORMATION. . . . . . . . 1-1
1-1 Description
1-7 Specifications
1-9 Options
1-11 Instrument/Manual
Identification
1-14 Ordering Additional Manuals 1-3
II INSTALLATION . . . . . . . .
2-1
Initial Inspection
2-3
Mechanical Check
2-5
Electrical Check
2-7
Installation Data
2-9 Location
2-11 Outline Diagram
2-13
Rack Mounting
2-15
Input Power Requirements
2-17
Connections for 208 Volt
Operation (Model 6259B,
6261B, or 6268B)
2-19
Connections for 208 Volt
Operation (Model 6260B
and 6269B)
2-21
Connections for 115 Volt
Operation (Model 6259B,
6261B, and 6268B)
2-23
Connections for 115 Volt
Operation (Model 6260B)
2-25 Connections for 50Hz
Operation
2-27 Power Cable
2-29 Repackaging for Shipment
III OPERATING INSTRUCTIONS . . . . . . . .3-1
3-1 Turn-On Checkout Procecdure 3-1
3-3 Operating Modes
3-5 Normal Operating Mode
3-7 Constant Voltage
3-9 Constant Current
3-11 Overvoltage Trip
Point Adjustment
3-14 Connecting Load
3-18 No Load Operation
3-20 Operation Beyond
Rated Output
TABLE OF CONTENTS
Page No.
0-1
0 - 1
of Publications
0-1
( E I R ) 0 - 1
0 - 1
Storage
1-1
1-2
1-2
1-2
2-1
2-1
2-1
2-1
2-1
2-1
2-1
2-1
2-1
2-1
2-2
2-3
2-3
2-4
2-4
2-4
3-1
3-1
3-2
3-2
3-2
3-2
3-2
3-3
Section
3-22
Optional Operating Modes
3-23 Remote Programming,
3-32
Remote Programming,
3-41
Remote Sensing
3-46
Auto-Parallel Operation
3-50
Auto-Series Operation
3-55
Auto-Tracking Operation
3-59
Special Operating
3-60
Pulse Loading
3-62
Output Capacitance
3-65
Reverse Voltage Loading
3-67 Reverse Current Loading
IV PRINCIPLES OF OPERATION.. . . . ...4-1
4-1
Overall BIock Diagram
4-16
Detailed Circuit Analysis
4-17
Preregulator Control Circuit
4-27
Series Regulator and Driver
4-29
Short Circuit Protection
4-31
Constant Voltage Comparator
4-38
Constant Current Comparator
4-43
Voltage Clamp Circuit
4-46
Mixer and Error Amplifiers
4-50
Overvoltage Protection
Crowbar
4-56
Turn-On Control Circuit
4-59
Reference Regulator
4-64
Meter Circuit
4-68
Additional Protection Features
v
MAINTENANCE . . . . . . . . . . . . . . . . . .. 5-1
5-1
Introduction
5-3 Test Equipment Required
5-5
performance Test
5-7 Constant Voltage Tests
5-40
Constant Current Tests
5-51
Troubles hooting
5-56
Overall Troubleshooting
Procedure
5-62
Disassembly Procedures
5-71
Repair and Replacement
5-73
Adjustment and Calibration
5-75
Meter Zero
5-77
Voltmeter Calibration
5-79
Ammeter Calibration
5-81
Constant Voltage
Programming Current
5-90
Constant Current
Programming Current
.5-99
Transient Recovery Time
5-101 Ripple Imbalance 150 and

60Hz Operation)

i i i

Constant Voltage
Constant Current
Considerations
Discussion
Page No.
3-3
3-3
3-4
3-5
3-6
3-7
3-8
3-8
3-8
3-9
3-9
3-9
4-1
4-3
4-3
4-4
4-4
4-5
4-5
4-6
4-6
4-6
4-7
4-7
4-7
4-8
5 - l
5-1
5-2
5-2
5-7
5-9
5-10
5-15
5-16
5-18
5-18
5-18
5-18
5-19
5-20
5-20
5-20