Table Of Contents - Datron 1062 Service Handbook

I
CONTENTS
GENERAL
DESCRIPTION
\
INSTALLATION
1 Refer to
MEASUREMENT PROCEDURES
(
SPECIFICATION
AND
SPECIFICATION VERIFICATION
1
User's
Handbook
SYSTEMS APPLICATIONS
)
Section
Title
Page
1
CALIBRATION
1.1
INTRODUCTION
1.1.1 General
1.1.2
Essentials for
Good
Calibration
1
1.1.3
The
'AUTOCAL'
Process
1
1.2
DC
VOLTAGE
CALIBRATION
2
1.3
OHMS
CALIBRATION
4
1.4
AC VOLTAGE CALIBRATION -
OPTION
10
ONLY
6
- OPTION
12
ONLY
7A
1.5
DC
CURRENT
CALIBRATION
8
1.6
AC
CURRENT
CALIBRATION
9
1.7
'AUTOCAL' USING 'KEYBOARD'
10
1.8
'AUTOCAL'
OVER
THE BUS
11
2
MECHANICAL
DESCRIPTION
13
2.1
GENERAL
13
2.2
FRONT
PANEL
13
2.3
REAR PANEL
13
2.4
EXTERNAL CONSTRUCTION
13
2.5
INTERNAL CONSTRUCTION
13
3
TECHNICAL
DESCRIPTION
15
3.1
INTRODUCTION
15
3.2
ANALOG ASSEMBLY
15
3.2.1
Analog
Interface
15
3.2.1.
1
Introduction
15
3.2.
1.2
Power-On
15
3.2.1.
3 General
Interface
Update Sequence
17
3.2.1.
4
Test
17
3.2.2
DC
Isolator
Section
'
17
3.2.2.1 Preamplifier Scaling
17
3.2.2.2
Preamplifier
20
3.2.2.3
DC
Bootstrap
20
3. 2.2.4
Filtering 20
3.2.2.5 Input Current Compensation
21
3.2.2.B Test
21
3.2.3
Analog
to Digital Conversion (Analog
Section) 21
3.2.3.1 General
Principles
21
3.2.3.2
A-D
Input Control
23
3.2.3. 3 Reference Voltages and
Control Logic Power Supply
23
3.2.3.4 High Speed
Buffer
24
3.2.3.5 Integrator
24