Fluke 45 User Manual

Contents (continued)
iii
Installing the IEEE-488 Interface.................................................................. 5-5
Enabling the IEEE-488 Interface................................................................... 5-5
Addressing the Meter..................................................................................... 5-5
Cabling the Meter to a Host........................................................................... 5-6
Getting Started With An Installation Test.......................................................... 5-6
Installation Test for RS-232 Operations........................................................ 5-6
Installation Test for IEEE-488 Operations.................................................... 5-6
If Test Fails.................................................................................................... 5-7
How the Meter Processes Input ......................................................................... 5-7
Input Strings .................................................................................................. 5-7
Input Terminators.......................................................................................... 5-7
Typical IEEE-488 Input Strings .................................................................... 5-8
Sending Numeric Values to the Meter .......................................................... 5-8
Sending Command Strings to the Meter........................................................ 5-8
How the Meter Processes Output....................................................................... 5-11
Triggering Output .............................................................................................. 5-11
External Triggering from the Front Panel ..................................................... 5-11
Setting the Trigger Type Configuration ........................................................ 5-12
External Triggering via the Computer Interface............................................ 5-12
Service Requests (IEEE-488 Only and Status Registers ................................... 5-13
Event Status and Event Status Enable Registers ........................................... 5-16
Status Byte Register ...................................................................................... 5-17
Reading the Status Byte Register .................................................................. 5-17
Service Request Enable Register................................................................... 5-18
Computer Interface Command Set..................................................................... 5-19
IEEE-488 Capabilities and Common Commands ......................................... 5-19
Function Commands and Queries.................................................................. 5-22
Function Modifier Commands and Queries .................................................. 5-22
Range and Measurement Rate Commands and Queries................................ 5-25
Measurement Queries.................................................................................... 5-26
Compare Commands and Queries................................................................. 5-27
Trigger Configuration Commands................................................................. 5-27
Miscellaneous Commands and Queries......................................................... 5-28
RS-232 Remote/Local Configurations .......................................................... 5-29
Sample Program Using the RS-232 Computer Interface................................... 5-30
Sample Programs Using the IEEE-488 Computer Interface.............................. 5-31
6 Maintenance........................................................................................ 6-1
Introduction........................................................................................................ 6-1
Cleaning............................................................................................................. 6-1
Line Fuse............................................................................................................ 6-1
Current Input Fuses............................................................................................ 6-2
Testing Current Input Fuses .......................................................................... 6-2
Replacing the 100 mA Input Fuse................................................................. 6-3
Replacing the 10 A Input Fuse...................................................................... 6-3
Self-Test Diagnostics and Error Codes.............................................................. 6-4
Performance Tests.............................................................................................. 6-4
Service ............................................................................................................... 6-5
Replacement Parts.............................................................................................. 6-7
Appendices
A Specifications .............................................................................................. A-1
B ASCII/IEEE-488 Bus Codes ....................................................................... B-1
C IEEE-488.2 Device Documentation Requirements..................................... C-1

Fluke 45 Specifications

General

Diode Test	Yes
Display Digits	5 digits
Interface	RS-232
Frequency Range	5Hz to 500kHz
Continuity	< 25 Ω
Basic DC Accuracy	0.05%
Power Supply	115/230 V AC, 50/60 Hz