Fluke 189 User Manual
Page 21

Getting Acquainted
Pushbuttons
2
2-7
Table 2-1. Rotary Switch Positions (cont.)
Position
Rotary Switch Function
%
Blue Key Function
I
AC current measurements from 0 mA to 20.000 A
none
=
AC current measurements from 0
µ
A to 5000.0
µ
A
none
K
DC current measurements from 0 mA to 20.000 A
AC over DC (AC in primary display, DC in secondary
display), DC over AC, ac+dc
x
DC current measurements from 0
µ
A to 5000.0
µ
A
AC over DC (AC in primary display, DC in secondary
display), DC over AC, ac+dc
VIEW
MEM
(Model 189 only.) Access data held in the meter’s
memory. See Chapter 4 for more information.
CLEAR MEM. See Chapter 4 for more information.