Contents
Safety Symbols 3
WARNINGS 4
Chapter 1 General Information 7
Introduction 7
Manual Description 7
Instrument Description 8
Instrument Identification 8
Chapter 2 Unpacking & Installing 9
Inspection 9
Line Voltage / Fuse Selection 9
Bench Use 9
Rack Mounting 9
Safety Considerations 10
Chapter 3 Specifications 11
General 11
Accuracy 11
General Specifications 13
Environmental Requirements 13
Recommended Calibration Interval 14
Chapter 4 Optional Equipment 15
General 15
Available Options 15
Test Leads 15
Interface 17
Chapter 5 Front Panel Controls 18
General 18
Power Switch 18
Range Switches 18
STD/T.C. Switches 18
Temperature Compensator
Connection 18
Voltage & Current Terminal 19
Zero Control 19
Open Circuit Voltage Switches 19
Polarity Reverse Switch 20
Print/Send Switch 20
Resistance Window 20
Chapter 6 Rear Panel Connectors 21
General 21
Power Connector 21
Fuseholder 21
BCD Interface 21
Other Interfaces 21
Chapter 7 Manual Operations 22
General 22
Connections 22
4100ATC & 4150ATC Operations 23
4165 Operations 24
4165-1344 Operations 24
Temperature Compensation 25
Chapter 8 Interface Operations 26
General 26
BCD Output 26
Other Interfaces 27
Chapter 9 Routine Maintenance 28
General 28
Required Test Equipment 28
Pre-calibration 28
4100ATC Calibration Procedure 29
4150ATC Calibration Procedure 31
4165 and 4165-1344 Cal. Procedure 33
Periodic Maintenance 35
Chapter 10 Theory of Operation 36
Troubleshooting 36
General Circuit Descriptions 37
Detailed Circuit Descriptions 37
Power Supplies 37
Constant Current Source 38
Analog to Digital Converter 39
Optional Interfaces 39
Chapter 11 Special Procedures 40
Noisy Readings 40
Connection to Inductive Load 41