Fluke NetDAQ 2645A Manuals

Manuals and User Guides for Fluke NetDAQ 2645A. We have 2 Fluke NetDAQ 2645A manuals available for free PDF download: User Manual, Service Manual

Fluke NetDAQ 2645A User Manual

Fluke NetDAQ 2645A User Manual (353 pages)

Networked Data Acquisition Unit

Brand: Fluke | Category: Test Equipment | Size: 11.97 MB

Table of Contents

Users Manual
1
Table of Contents
7
Overview

17
Chapter 1

19
- Introduction
  19
- A/2645A Netdaq Networked Data Acquisition Units
  19
  - Instrument Features and Capabilities
    20
- A/2645A Front Panel
  20
- Typical Front Panel Display During Scanning and Monitoring
  21
- A/2645A Rear Panel
  22
  - Analog Channels
    23
  - Computed Channels
    23
  - Channel Numbering
    23
  - MX+B Scaling
    23
  - Alarms
    24
  - Channel Monitoring
    24
  - Digital I/O
    24
  - Totalizer
    24
  - Trigger Input
    25
  - Trigger Output
    25
  - Master Alarm
    26
  - Interval Trigger
    26
  - External Trigger
    26
  - Alarm Trigger
    26
  - Netdaq Logger Features and Capabilities
    27
  - Operating a Netdaq Data Acquisition System
    27
  - Isolated Networks
    28
  - General Networks
    28
  - Ethernet Port Selection
    28
  - Asynchronous Instrument Operations
    28
  - Group Instrument Operations
    28
  - Scanning and Logging
    29
  - Interface
    29
  - Host Computer Requirements
    30
  - Options and Accessories
    30
  - Models, Options and Accessories
    30
  - Instrument Connector Set
    31
  - Host Computer Ethernet Adapters
    31
Preparing for Operation

33
Chapter 2

35
Configuring Netdaq Logger for Windows

95
Chapter 3

97
- Introduction
  97
- Starting Netdaq Logger
  97
- The Main Window
  97
- Accessing Netdaq Logger Commands
  97
- Configuring Network Communications
  98
- The Communications Configuration Dialog Box
  99
- Adding an Instrument to the Network
  99
- Deleting an Instrument from the Network
  101
- Verifying Network Communications
  101
- Configuring the Current Setup
  102
- Creating an Instrument Icon
  102
- Deleting an Instrument Icon
  103
- Designating Instruments as Group or Asynchronous
  103
- Setup Files
  105
- Saving the Current Setup in a File
  105
- Opening a Setup File
  106
- Starting Netdaq Logger with a Setup File
  107
- Starting Logging Automatically
  108
- Netdaq Logger Command Line
  108
- Configuring an Instrument
  109
- Dimmed Configuration Commands
  109
- The Instrument Configuration Dialog Box
  109
- Instrument Configuration Dialog Box
  110
  - Configuring Channels
    112
  - The Channels Configuration Dialog Box
    112
  - Configuring Analog Channel Functions
    113
  - Configuring Computed Channel Functions
    114
    
    Defining a Computed Channel Equation
    114
    
    Equation Syntax
    115
  - Configuring MX+B Scaling
    116
  - Configuring Alarms
    117
  - Assigning Channel Labels
    118
  - Configuring MX+B Scaling from a File
    118
  - Entering an Instrument's Description
    119
  - Copying a Channels Configuration
    120
  - Default Configuration Settings
    121
- Netdaq Logger Default Instrument Configuration
  121
- Configuration Text File
  123
Operating Netdaq Logger for Windows

125
Chapter 4

127
- Introduction
  127
- Starting and Stopping Logging
  127
- Starting or Stopping All Instruments at Once
  128
- Starting or Stopping a Group Instrument
  128
- Clearing an Instrument's Totalizer Value
  129
- Simulated Logging
  129
- Selecting an Instrument's Scanning Duration
  129
- Real-Time Displays
  130
- The Logging Status Window
  131
- The Readings Table Window
  132
- The Spy Window
  133
- Quick Plot
  135
- Dynamic Data Exchange (DDE) Operations
  136
- Data Files
  137
- Configuring a Data File
  138
- Converting Data Files
  142
- Viewing and Printing a Data File
  142
- Optimizing Performance
  144
- Optimizing Performance for Speed
  144
- Optimizing Performance for Precision
  145
- Using Online Help
  145
Using Trend Link for Fluke

147
Chapter 5

149
Maintenance

173
Chapter 6

175
- Introduction
  175
- Self-Test Diagnostics and Error Codes
  175
- Self-Test Error Codes
  175
  - Cleaning
    176
  - Fuse Replacement
    176
- Replacing the Fuse
  177
  - Performance Test
    178
  - Configuring the Performance Test Setup
    178
- Recommended Test Equipment
  179
- Performance Test Setup
  180
- Wire Connections to 5700A
  180
  - Initializing the Performance Test Setup
    181
  - Accuracy Performance Tests
    183
  - Volts DC Accuracy Test (2640A)
    183
    
    Volts DC Accuracy Test (2645A)
    184
    
    Volts AC Accuracy Test
    185
    
    Frequency Accuracy Test
    186
    
    Analog Channel Integrity Test
    187
    
    Computed Channel Integrity Test
    187
    
    Open Thermocouple Response Test
    188
    
    Thermocouple Temperature Accuracy Test
    188
    
    2-Wire Resistance Accuracy Test (2640A)
    189
    
    2-Wire Resistance Accuracy Test (2645A)
    190
- Wire Connections to the Universal Input Module (Resistor)
  192
  - 4-Wire Resistance Accuracy Test (2640A)
    192
- Wire Connections to the Universal Input Module (5700A)
  193
  - 4-Wire Resistance Accuracy Test (2645A)
    195
  - RTD Temperature Accuracy Test (Resistance) (2640A)
    196
  - RTD Temperature Accuracy Test (Resistance) (2645A)
    197
  - RTD Temperature Accuracy Test (DIN/IEC 751 RTD)
    197
  - Digital Input/Output Tests
    198
    
    Digital I/O Output Test
    198
    
    Digital Input Test
    199
  - Totalizer Tests
    200
    
    Totalizer Count Test
    200
  - Totalizer Sensitivity Test
    200
- Master Alarm Output Test
  201
- Trigger Input Test
  202
- Trigger Output Test
  202
- Calibration
  203
- Adding Calibration to the Utilities Menu
  204
- Instrument Calibration Dialog Box
  205
- Calibration Steps Dialog Box
  205
- Variations in the Display
  206
  - Service
    206
  - Replacement Parts
    208
- B Noise, Shielding, and Crosstalk Considerations
  209
- C True-RMS Measurements
  209
- D RTD Linearization
  209
- E Computed Channel Equations
  209
- F Data File Format
  209
- G Dynamic Data Exchange (DDE)
  209
- H Ethernet Cabling
  209
- K Fluke Service Centers
  209
Appendix

211

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Fluke NetDAQ 2645A Service Manual

Fluke NetDAQ 2645A Service Manual (260 pages)

NetDAQ Data Acquisition Tools

Brand: Fluke | Category: Network Hardware | Size: 3.06 MB

Table of Contents

Table of Contents
5
Introduction and Specification
19
Introduction
19
Options and Accessories
22
Instrument Connector Set, 2620A-100
22
Host Computer Ethernet Interfaces
22
Interconnection Cables and Components
22
Operating Instructions
23
Organization of the Service Manual
23
Conventions
24
Specifications
24
2640A/2645A Combined Specifications
24
2640A/2645A General Specifications
25
2640A/2645A Environmental Specifications
26
2640A/2645A Input/Output Capabilities
26
2640A/2645A Totalizer
28
2640A/2645A Real-Time Clock and Calendar
28
2640A Specifications
29
2640A DC Voltage Measurement Specifications
29
2640A AC Voltage Measurement Specifications
30
2640A Four-Wire Resistance Measurement Specifications
32
2640A Two-Wire Resistance Measurement Specifications
32
2640A Four-Wire RTD Per ITS-1990 Measurement Specifications
33
2640A Two-Wire RTD Per ITS-1990 Measurement Specifications
33
2640A Thermocouple Per ITS-1990 Measurement Specifications
34
2640A Frequency Measurement Specifications
35
2645A Specifications
36
2645A DC Voltage Measurement Specifications
36
2645A AC Voltage Measurement Specifications
37
2645A Four-Wire Resistance Measurement Specifications
39
2645A Two-Wire Resistance Measurement Specifications
39
2645A Four-Wire RTD Per ITS-1990 Measurement Specifications
40
2645A Thermocouple Per ITS-1990 Measurement Specifications
40
2645A Frequency Measurement Specifications
42
Theory of Operation
43
Introduction
47
Functional Block Description
47
A1 Main PCA Block Description
49
Power Supply
49
Digital Kernel
49
Serial Communication (Guard Crossing)
50
Digital Inputs and Outputs
50
Ethernet Interface
50
A2 Display PCA Block Description
50
A3 A/D Converter PCA Block Description
50
Analog Measurement Processor
51
Input Protection
51
Input Signal Conditioning
51
Analog-To-Digital (A/D) Converter
51
Inguard Microcontroller
51
Channel Selection
51
Open Thermocouple Check
52
A4 Analog Input PCA Block Description
52
20-Channel Terminals
52
Reference Junction Temperature
52
Detailed Circuit Description
52
A1 Main PCA Circuit Description
52
Power Supply Circuit Description
52
Raw DC Supply
53
Auxiliary 6V Supply
53
Switcher
53
Inverter
54
Inverter Outguard Supply
54
Digital Kernel
55
Inverter Inguard Supply
55
Power Fail Detection
55
Reset Circuits
56
Microprocessor
56
Address Decoding
58
Flash Memory
60
Static RAM
60
Real-Time Clock
61
FPGA (Field Programmable Gate Array)
61
Serial Communication (Guard Crossing)
63
Interface
63
Ethernet Interface
64
Digital Inputs and Outputs
66
Digital Input Threshold
66
Digital Input Buffers
66
Digital and Alarm Output Drivers
67
Totalizer Input
67
External Trigger Circuits
67
A2 Display PCA Circuit Description
68
Main PCA Connector
68
Front Panel Switches
69
Display
70
Beeper Drive Circuit
70
Watchdog Timer and Reset Circuit
71
Display Controller
71
A3 A/D Converter PCA Circuit Description
73
Stallion Chip
75
Input Protection
75
Input Signal Conditioning
75
Function Relays
75
Channel Selection Circuitry
76
DC Volts and Thermocouples Measurement Circuitry
76
Ohms and RTD Measurement Circuitry
78
AC Volts Measurement Circuitry
79
Frequency Measurements
79
Active Filter (ACV Filter)
79
Voltage Reference Circuit
80
Analog/Digital Converter Circuit
81
Autozero
81
Integrate
82
Inguard Digital Kernel Circuitry
84
Deintegrate1
84
Deintegrate2
84
Overhead
84
Open Thermocouple Detect Circuitry
85
A4 Analog Input PCA Circuit Description
85
A1 Main to A3 A/D Converter Communications
86
Special Codes
86
Resets
86
Commands
87
Perform Scan
87
Perform Self-Test
88
Return Main Firmware Version
88
Return Boot Firmware Version
89
Set Global Configuration
89
Set Channel Configuration
89
Do Housekeeping
90
Checksums
90
Errors
90
Power-Up Protocol
91
Inguard Unresponsive
91
Inguard Software Description
91
Hardware Elements
91
Channel MUX
91
Function Relays
93
Stallion Chip and Signal Conditioning
93
A/D
95
Timing
96
Control Signals
96
Counters
98
Converting Counts to Volts
98
DISCHARGE Signal
99
Open-Thermocouple Detector
99
Channel Measurements
99
Reading Rates
99
Measurement Types
100
VDC, VAC, Ohms
100
VDC Fast Rate, 2645A
100
Thermocouples
101
Reference Junction
101
Frequency
101
Autoranging
102
VAC Discharge Mode
102
Overload
103
Housekeeping Readings
103
Reading Types
103
Reference Balance Readings
103
Housekeeping Schedule
104
Self-Tests
104
Power-Up Self-Tests
104
Zero Offset Readings
104
Self-Test Command
105
A/D Test
105
Zero Offset Test
105
Reference Balance Test
105
Ohms Overload Test
105
OTC Test
105
General Maintenance
107
Introduction
109
Warranty Repairs and Shipping
109
General Maintenance
109
Required Equipment
109
Power Requirements
109
Static-Safe Handling
109
Servicing Surface-Mount Assemblies
110
Cleaning
110
Replacing the Line Fuse
111
Disassembly Procedures
113
Removing the Instrument Case
113
Removing the Front Panel Assembly
113
Disassembling the Front Panel Assembly
117
Removing the A1 Main PCA
117
Removing the A2 Display PCA
118
Removing the A3 A/D Converter PCA
118
Removing the A4 Analog Input PCA
118
Removing Miscellaneous Chassis Components
118
Removing the Power Switch/Input Connector
118
Removing the Fuseholder
119
Removing the Power Transformer
119
Assembly Procedures
119
Installing Miscellaneous Chassis Components
119
Installing the Power Transformer
119
Installing the Fuseholder
120
Installing the Power Switch/Input Connector
120
Installing the A1 Main PCA
121
Installing the A2 Display PCA
121
Installing the A3 A/D Converter PCA
121
Installing the A4 Analog Input PCA
121
Assembling the Front Panel Assembly
122
Installing the Front Panel Assembly
122
Installing the Instrument Case
122
Performance Testing and Calibration
123
Introduction
125
Performance Test
125
Configuring the Performance Test Setup
125
Initializing the Performance Test Setup
128
Accuracy Performance Tests
129
Volts DC Accuracy Test (2640A)
130
Volts DC Accuracy Test (2645A)
131
Volts AC Accuracy Test
132
Frequency Accuracy Test
132
Analog Channel Integrity Test
133
Computed Channel Integrity Test
133
Thermocouple Temperature Accuracy Test
134
Open Thermocouple Response Test
134
Two-Terminal Resistance Accuracy Test (2640A)
135
Two-Terminal Resistance Accuracy Test (2645A)
136
Four-Terminal Resistance Accuracy Test (2640A)
137
Four-Terminal Resistance Accuracy Test (2645A)
139
RTD Temperature Accuracy Test (Resistance) (2640A)
140
RTD Temperature Accuracy Test (Resistance) (2645A)
141
RTD Temperature Accuracy Test (DIN/IEC 751 RTD)
141
Digital Input/Output Tests
142
Digital I/O Output Test
142
Digital Input Test
143
Totalizer Tests
144
Totalizer Count Test
144
Totalizer Sensitivity Test
145
Master Alarm Output Test
145
Trigger Input Test
146
Trigger Output Test
146
Calibration
147
Methods of Calibration
147
Preparing for Calibration
148
Ending Calibration
150
RS-232 Instrument Configuration Parameters
150
Calibration Procedure (Automatic)
150
Calibration Procedure (Semiautomatic)
150
VDC Calibration Procedure
153
VAC Calibration Procedure
154
Resistance Calibration Procedure
155
Frequency Calibration Procedure
156
Calibration Procedure (Manual)
156
Manual Calibration Commands
158
Manual VDC Calibration Procedure
159
Manual VAC Calibration Procedure
160
Manual Resistance Calibration Procedure
161
Manual Frequency Calibration Procedure
163
Diagnostic Testing and Troubleshooting
165
Introduction
167
Servicing Surface-Mount Assemblies
167
Error Detection
168
FLASH ROM Parameter Defaults
169
Background Testing
169
Internal Software Errors
170
Retrieving Error Codes Using RS-232
170
Retrieving Error Codes Using the Network
170
Selecting the Diagnostic Tools
170
Diagnostic Tool Dio
171
Diagnostic Tool Ids
171
Diagnostic Tool Conf
172
Diagnostic Display Test
173
COMM Parameter Reset
173
Using the RS-232 Interface
173
Command Processing
174
Instrument Configuration
175
Command Set
176
Troubleshooting the Instrument
183
General Troubleshooting
183
A1 Main PCA Troubleshooting
191
Troubleshooting the A1 Main PCA Digital Kernel
191
Troubleshooting the RS-232 Interface
192
Troubleshooting the Ethernet Interface
192
Troubleshooting the Digital I/O Lines and Trigger out Lines
192
Troubleshooting the Totalizer and Trigger in Lines
192
Troubleshooting the Power Supply
193
A2 Display PCA Troubleshooting
193
Variations in the Display
195
A3 A/D Converter PCA Troubleshooting
195
A3 Kernel
196
Break/Reset Circuit
196
Out of Tolerance Readings
196
Troubleshooting Relay Problems
197
A4 Analog Input PCA Troubleshooting
197
Troubleshooting Calibration Failures
198
Retrieving Calibration Constants
198
Loading Embedded Instrument Firmware
200
Firmware Diskette
200
Loading the Main Firmware
201
Loading the A/D Firmware
202
List of Replaceable Parts
207
Introduction
207
How to Obtain Parts
207
Manual Status Information
207
Newer Instruments
208
Service Centers
208
Schematic Diagrams
235

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