NF BA4825 Manuals

Manuals and User Guides for NF BA4825. We have 1 NF BA4825 manual available for free PDF download: Instruction Manual

NF BA4825 Instruction Manual (88 pages)

HIGH SPEED BIPOLAR AMPLIFIER

Brand: NF | Category: Amplifier | Size: 1 MB

Overview
5
Table of Contents
9
General
14
Features
15
Applications
16
List of Functions
16
Principle of Operation
17
Figure 1-1. Block Diagram
17
Preparations before Use
19
Checking before Use
20
Setup and Installation
21
Grounding and Power Supply Connection
23
Simplified Operation Check
24
Table 2-1. Required Measuring Instruments
24
Figure 2-1. Standard Connection Diagram
25
Table 2-2. Panel Setting for Operation Check
25
Calibration
27
Radio Law
28
Panel Features and Basic Operations
31
Panel Component Designations and Operations
32
Front Panel
32
Figure 3-1. BA4825 Front Panel
32
Rear Panel
33
Figure 3-2. BA4825 Rear Panel
33
Indications at Power-On and Initialization
34
I/O Terminals
34
Input Connector: a (Front)/B (Rear)
34
Main Output
35
Monitor Output
36
External Control I/O
36
Table 3-1. List of External Control I/O Connector Pins
36
Figure 3-3. External Control I/O
37
I/O Connection
38
Signal Generator
38
Figure 3-4. Basic Connection Diagram
38
Signal Cords
39
Load
39
Examples of Basic Operations
40
Input Selection and Input Impedance Selection
40
Voltage Range Selection
40
Output Voltage Adjustment
41
Fine Output Offset Adjustment
41
Figure 3-5. CAL Position of Control for Fine Adjustment (VAR)
41
Figure 3-6. Center Position of Offset Fine Adjustment
41
DC Bias Addition
42
Output Polarity Switching
42
Output Voltage Monitoring
43
Output On/Off Control
44
Setting at Power-On
44
Table 3-2. List of DIP Switch Settings
45
Advanced Operations
47
Maximum Output Current and Operation Range
48
Figure 4-1. Operation Range (50 V to +250 V Range)
48
Figure 4-2. Operation Range (150 V Range)
49
Figure 4-3. Operation Range (250 V to +50 V Range)
49
Figure 4-4. Current Waveform Asymmetric with Regard to Polarity
50
Increasing of Output
51
Figure 4-5. Connection of Two BA4825 Units
51
Troubleshooting
53
Error Messages
54
Errors at Power-On
54
Table 5-1. Diagnosis Performed at Power-On
54
Errors Related to the Protection Function
55
Table 5-2. Errors Related to Protection Function (1/2)
55
Table 5-3. Errors Related to Protection Function (2/2)
56
When Fault Symptoms Are Observed
57
Table 5-4. When Fault Symptoms Are Observed (1/2)
57
Table 5-5. When Fault Symptoms Are Observed (2/2)
58
Maintenance
59
Introduction
60
Daily Maintenance
61
Figure 6-1. Air Filter Cleaning Procedure
61
Storage, Repacking, and Transportation
62
Performance Testing
63
Measurement of Maximum Output Voltage
64
Figure 6-2. Measurement of Maximum Output Voltage
64
Measurement of Maximum Output Power
65
Figure 6-3. Measurement of Maximum Output Power
65
Measurement of Frequency Characteristics
66
Figure 6-4. Measurement of Frequency Characteristics
67
Measurement of Gain Error
68
Measurement of Sine Wave Distortion Factor
69
Figure 6-5. Measurement of Sine Wave Distortion Factor
69
Measurement of Bias-Added Voltage
70
Figure 6-6. Measurement of Bias-Added Voltage
70
Table 6-1. Judgment of BA4825 Performance
71
Specifications
73
Input
74
Output
75
Figure 7-1. Output Voltage/Current Range (AC)
78
Figure 7-2. Output Voltage/Current Range (DC)
79
Monitor Output
80
Protection Function
80
External Control I/O
81
Output On/Off Control
81
Setting at Power-On
82
Power Input
82
Safety and EMC
82
Ambient Temperature Range, Ambient Humidity Range, Etc
83
Figure 7-3. Ambient Temperature and Humidity Ranges
83
External Dimensions and Weight
84
Figure 7-4. External Dimensions
85

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Amplifier Measuring Instruments AC Power Distribution Portable Generator

Power Supply

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NF BA4825 Instruction Manual (88 pages)

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