8588A/8558A 
Operators Manual 
4 
• Extensive Trigger modes
•
Software emulation of the Fluke 8508A and HP/Agilent/Keysight 
3458A
remote interfaces
•
Digital rms ac technolog
y
• Extensive internal software-controlled self-testing and diagnostics of analog
and digital f
unctions.
• Analog Zero to remove residual offsets, for example, from thermal EMFs
.
8588A Refe
rence Multimeter 
The 8588A has specifications suited for the most demanding calibration and 
metrology applications.  
8558A 8 1/2 Digit Multimeter 
The 8558A specifications are relaxed from those of the 8588A but its 
specifications are comparable to other 8 1/2 digit multimeters. 
Installation 
XWWarning 
To prevent possible electrical shock, fire, or personal injury, do 
not apply more than the rated voltage, between the terminals or 
between each terminal and earth ground. 
This section provides instructions to install the Product and connect it to line 
power. Because this section explains fusing and operating environment 
requirements, read this section before you operate the Product. 
The Product should only be used to measure sources up to 1000 V dc or rms ac 
that are protected from short circuit with current limiting to 200 mA or less. 
Instructions to connect cables to other instruments and to a Device Under Test 
(DUT) during operation are described in the Functions section. 
Unpack and Inspect the Product 
The Product ships in a container that prevents shipping damage. Inspect the 
Product carefully for damage, and immediately report any damage to the shipper 
Instructions for inspection and claims are included in the shipping container. 
Unpack the Product and check for all the standard equipment listed in Standard 
Equipment and check the shipping order for additional items ordered. Report any 
shortage to the place of purchase or to the nearest Fluke Calibration Service 
Center. See Contact Fluke Calibration if necessary. If performance tests are 
required for your acceptance procedures, see the Product Service Manual for 
instructions.