Fluke 5725A instruction manual High Voltage Amplifier A3, High Voltage Heat Sink Assemblies

Models: 5725A

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High Voltage Amplifier (A3)

5725A

Instruction Manual

4-30.

Optoisolator Link

4-18

4-31.

Break-Detect Circuitry

4-19

4-32.

Power Up and Reset Circuitry

4-19

4-33.

Watchdog Timer

4-19

4-34.

Current Amplifier Assembly (A2)

4-19

4-35.

Error Amplifier Section

4-21

4-36.

Output Stage Section

4-22

4-37.

Monitor Section

4-22

4-38.

Control and Switching Section

4-23

4-39.

Power Supply Section

4-23

4-40.

High Voltage Amplifier (A3)

4-24

4-41.

Input Amplifier

4-24

4-42.

Integrator

4-26

4-43.

Window Comparator

4-26

4-44.

Input Clamp

4-26

4-45.

Transconductance and Cascode Stage

4-27

4-46.

Midstage

4-27

4-47.

Midstage -400V Filter

4-27

4-48.

High Voltage Heat Sink Assemblies

4-27

4-49.

Autobias Current Source

4-28

4-50.

Autobias Sense Circuit

4-28

4-51.

High Voltage Amplifier Feedback

4-29

4-52.

Signal Transformers

4-29

4-53.

Temperature Monitoring

4-29

4-54.

High Voltage Sense Assembly (A6)

4-30

4-55.

Sense Amplifier Section

4-32

4-56.

Analog Monitor Section

4-34

4-57.

Serial Interface/Guard Crossing Section

4-35

4-58.

Analog Input Switching Section

4-35

4-59.

Control Section

4-36

4-60.

AC Line Voltage Selection Section

4-37

4-2

Page 72
Image 72
Fluke 5725A High Voltage Amplifier A3, High Voltage Heat Sink Assemblies, High Voltage Amplifier Feedback