Service Manuals, User Guides, Schematic Diagrams or docs for : Agilent 6433B Operating and Service Jan66
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OPERATING AND SERVICE MANUAL
MODEL 64330
DC POWER SUPPLY
MANUFACTURING CODE 6A
January, 1966
TABLE OF CONTENTS
Section Title Page
GENERAL INFORMATION . . . . . . . . . . . . . . . . . . . 1-1
11.. . . . . . . . . . . . . . . . . . . . . . . 1-1
Description
1.2. General . . . . . . . . . . . . . . . . . . . . . . 1-1
1.
4 . . . . . . . . . . . . . . . . . . 1-1
Overload Protection
1.7. Cooling . . . . . . . . . . . . . . . . . . . . . . 1-1
1.9. Monitoring. . . . . . . . . . . . . . . . . . . . .1-1
11.1 . Output Terminals. . . . . . . . . . . . . . . . . . 1-1
.
1. Instrument Identification
13 . . . . . . . . . . . . . . . . 1-2
INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . 2. 1
2.1. . . . . . . . . . . . . . . . . . . . 2-1
Initial Inspection
22
. . General . . . . . . . . . . . . . . . . . . . . . . 2.1
2.
4 . Mechanical Check . . . . . . . . . . . . . . . . .2 - 1
26
. . . . . . . . . . . . . . . . . . . . .2-1
Electrical Check
28
. . Installation Data. . . . . . . . . . . . . . . . . . 2-1
29
. . Genera1 . . . . . . . . . . . . . . . . . . . . . .2.1
2.11
2-13
.
Location
.
. . . . . . . . . . . . . . . . . . . . .2.1
Power Requirements . . . . . . . . . . . . . .2-2
2.15 .
Power Cable . . . . . . . . . . . . . . . . . . . .2-2
. . . . . . . . . . . . . . . . . 2-2
2.18 Repackaging for Shipment
OPERATING INSTRUCTIONS . . . . . . . . . . . . . . . . . . 3.1
31.. Controls and Indicators. . . . . . . . . . . . . . . 3-1
3.3. Operation . . . . . . . . . . . . . . . . . . . . . .i .
3
3.4. Genera1 . . . . . . . . . . . . . . . . . . . . . .3.1
3-6..
3- 10
Normal . . . . . . * . . . . . . . . . . . . . . . . .3.1
Connecting Load. . . . . . . . . . . . . . . . . . .3-2
3.14. Remote Sensing . . . . . . . . . . . . . . . . . . .3.2
3.17. Remote Programming . . . . . . . . . . . . . . . . . 3-3
3.26. Parallel . . . . . . . . . . . . . . . . . . . . . 3.5
3.30. Series . . . . . . . . . . . . . . . . . . . . . . . 3.5
.
3 .35 Auto-Tracking. . . . . . . . . . . . . . . . . . . . 3-6
. . . . . . . . . . . . . . . . . 3-7
3-3 8 Operating Considerations
3.39. Pulse Loading. . . . . . . . . . . . . . . . . . . . 3.7
3.41. Output Capacitance . . . . . . . . . . . . . . . . .3.7
3.44. Negative Voltage Loading. . . . . . . . . . . . . . . .3-7
3.46. Negative Current Loading. . . . . . . . . . . . . . .3.7
TABLE OF CONTENTS (cont ) .
Section Title Page
IV PRINCIPLES OF OPERATION . . . . . . . . . . . . . . . . . .4.1
4.1 . Block Diagram Description. . . . . . . . . . . . . . .4.1
4.9. Circuit Description. . . . . . . . . . . . . . . . . .4.2
4.10 .AC Input . . . . . . . . . . . . . . . . . . . .4.2
4.12 .DC Output . . . . . . . . . . . . . . . . . . . .4.2
4.14 .VoltageInput . . . . . . . . . . . . . . . . .4.2
4.20 .Current Input. . . . . . . . . . . . . . . . . . . .4.3
4.24 .Gating Circuit . . . . . . . . . . . . . . . . . . . 4.4
4.27
4.29
.
.
Turn.OnCircuit . . . . . . . . . . . . . . . . . . .4.4
SCR Regulator Control. . . . . . . . . . . . . . . .4.4
.
4-3 7 SCR Regulator . . . . . . . . . . . . . .4.6
4.42 . . . . . . . . . . . . . . .4.6
Bias and Reference Circuit
MAINTENANCE . . . . . . . . . . .
5. .1 General ..............
5.3. ......
Measurement Techniques
5.7. .........
Performancecheck
5.8..
5- 10
General.............
..
Rated Output and Meter Accuracy
5. .
13 ..........
Line Regulation
5. .
16 .........
Load Regulation
5.19. .........
Ripple and Noise
.
5 -2 1 ......
Transient Recovery Time
5.23. ....
Additional Specification Check
.
5 -24 . . . . .
Temperature Coefficient
.
5-2 7 ..........
Output Stability
.
5 -3 0 ........
Remote Programming
5-33. .........
Output Impedance
.
5-3 5 .........
Output Inductance
. ...........
5-3 7 Cover Removal
. ...........
5.39 Troubleshooting
5.40. General.............
5.42
5.49
.
.
.........
Trouble Analysis
.......
Repair and Replacement
5.51. .....
Adjustments and Calibrations
.
5 -5 2 General.............
............
5.54. Meterzero
5.56
5.58
.
.
.........
Voltmeter Tracking
.........
Ammeter Tracking
.
5 .60 Constant Voltage Programming Current
5.62. ........
Zero Voltage Output
.
5 -64 Constant Current Programming Current
TABLE OF CONTENTS (cont ) .
Section Title Page
5 .66 . Zero Current Output................. 5-16
5.68 . . . . . . . . . .5 .
Bias and Reference Line Regulation 16
5.70 . Line Imbalance . . . . . . . . . . . . . . . . . .5.17
5.72 . Constant Current Load Regulation . . . . . . . . . . .5.18
REPLACEABLE PARTS . . . . . . . . . . . . . . . . . . . . .6 . 1
6.
1 ..
Introduction . . . . . . . . . . . . . . . .6.1
6.4 .
OrderingInformation . . . . . . . . . . . . . . . . . .6.1
iii
MODEL 6433B
REVISION:
Please note the following changes in the instruction manual:
1, Wherever 64334 appears, change it to 64338.
2. Eliminate the 10A fuse and holder in the ACC side of the line.
3. Change voltage rating from 32 volts t o 36 volts.
4, Change T 1 from 643391 t o 643391B.
5. Change C13 and C17 from 47, OOOpf 40VDC to 40,000pf 50VDC Mfg, Part # D42343.
6, Change R21 from 160 ohm 2 t o 43 ohm 2 .
W W
7, Remove C12 from AC lead -- move to ACC (anode of CR18).
8, Change Q1,2,3,4,6,8,9 from 2N3390 to 2N3391 Corporate Part # 1854-0071.
Table 1-1 . Specifications
r
INPUT: 105-125 vac, 57 t o 63 c p s , single phase,
7 amperes, 450 watts max .
RATED OUTPUT: Constant Voltage: 0 t o 32 vdc.
Constant Current: 0 t o 10 amperes d c
LINE REGULATION: Constant Voltage: L e s s than 18 mv for
105-125 v a c input change.
Constant Current: Less than 1 ODma for
105-125 v a c input change.
LOAD REGULATION: Constant Voltage: Less than 36 mv for 0
t o 10ampere load change.
Constant Current: Less thari 100 ma for 0
t o 3 2 vdc load change.
RIPPLE AND NOISE: 32 mvrms
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