8845A/8846A 
Users Manual 
  ii   
Additional Errors ................................................................................   1-22 
Continuity...........................................................................................  1-22 
Diode Test .........................................................................................   1-23 
Measurement Rates (IEEE488[4]).....................................................   1-23 
2  Preparing the Meter for Operation .....................................................   2-1 
Introduction............................................................................................  2-3 
Unpacking and Inspecting the Meter.....................................................   2-3 
Contacting Fluke ...................................................................................   2-3 
Storing and Shipping the Meter.............................................................   2-3 
Power Considerations ...........................................................................   2-3 
Selecting the Line Voltage.................................................................   2-4 
Replacing the Fuses..........................................................................   2-4 
Connecting to Line Power .....................................................................   2-7 
Turning Power-On .................................................................................   2-8 
Adjusting the Bail...................................................................................   2-8 
Installing the Meter in an Equipment Rack............................................   2-8 
Cleaning the Meter ................................................................................   2-9 
3 Front-Panel Operation.........................................................................  3-1 
Introduction............................................................................................  3-3 
Controls and Indicators .........................................................................   3-4 
Front-Panel Feature Descriptions......................................................   3-4 
Display Panel.....................................................................................   3-5 
Rear-Panel Connectors .....................................................................   3-7 
Adjusting the Meter’s Range .............................................................   3-8 
Navigating the Front-Panel Menu..........................................................   3-8 
Configuring the Meter for a Measurement.............................................   3-8 
Setting the Beeper State ...................................................................   3-8 
Setting the Display Resolution...........................................................   3-9 
Setting the AC Signal Filter ...............................................................   3-9 
Setting Continuity Resistance Threshold and Diode Test  
Parameters ........................................................................................  3-10 
Setting the Default Temperature Scale (8846A Only) .......................   3-10 
Enabling High Input Impedance ........................................................   3-10 
Using the Analyze Functions.................................................................   3-11 
Collecting Statistics on Measurements..............................................   3-11 
Testing Using Limits ..........................................................................   3-12 
Setting an Offset Value......................................................................   3-13 
Using MX+B ......................................................................................   3-13 
Using TrendPlot.................................................................................   3-14 
Using the Histogram Function ...........................................................   3-15 
Controlling Trigger Functions ................................................................   3-16 
Choosing a Trigger Source................................................................   3-16 
Setting the Trigger Delay...................................................................   3-17 
Setting the Number of Samples.........................................................   3-18 
Understanding the Measurement Complete Signal...........................   3-18 
Accessing and Controlling Memory ...................................................   3-18 
Storing Readings in Memory .............................................................   3-18 
Recalling Readings from Memory .....................................................   3-20 
Storing Meter Configuration Information............................................   3-20 
Storing the Power-up Configuration ..................................................   3-21 
Recalling the Power-up Configuration ...............................................   3-21 
Removing the Power-up Configuration..............................................   3-22