Fluke 789, User Manual, Page: 17 / 54

ProcessMeter
Getting Acquainted with the Meter
9
Table 3. Rotary Function Switch Positions for Measurements
No. Position Function(s) Pushbutton Actions
A
OFF
Meter off
B
S
Default:
Measure ac V
h
Frequency counter
M
Selects a MIN, MAX, or AVG action
R
Selects a fixed range (hold 1 second for auto range)
H
Toggles AutoHold
r
Toggles relative reading (sets a relative zero point)
C
T
Default:
Measure dc V
h
Frequency counter
Same as above
D
U
Default:
Measure dc mV
h
Frequency counter
Same as above
E
V
Default: Measure
Ω
G
for continuity
J
(Blue)
D
test
Same as above, except diode test has only one range
F
W
High test lead in
c
A: Measure A dc
J
(Blue) selects ac
High test lead in
d
mA: Measure mA
dc
Same as above, except there is only one range for each input
jack position, 30 mA or 1 A