Tektronix DMM4020 Digital-Multimeter, DMM, VFD-Multiple segment, 20000 counts CAT II 600 V DMM4020-A1 Data Sheet
Product codes
DMM4020-A1
Operating the Meter from the Front Panel
Introduction
3
3-5
3-1. Front-Panel Features (cont.)
No. Name
Description
I
J
Primary operation: Sets the Meter’s measurement rate to slow,
medium or fast
medium or fast
Second level operation: Selects source for triggering
measurement
measurement
J
I
Primary operation: Selects Touch Hold function
Second level operation: Sets Touch Hold minimum response
level
level
K
T
Primary operation: Selects relative readings function to display
difference between relative base and input
difference between relative base and input
Second level operation: Sets relative base
L
W
Primary operation: Selects dB measurement mode
Second level operation: sets dB reference impedance
M
N
Stores the minimum and maximum inputs measured
N
F
D
A
E
B
O
G
Selects measurement function:
Frequency
DC voltage
AC voltage
DC current
AC current
Resistance (ohms)
Continuity / diode test (toggles)
DC voltage
AC voltage
DC current
AC current
Resistance (ohms)
Continuity / diode test (toggles)
O
R
Toggles between manual and autorange modes
U
and V increase and decrease the range for manual
ranging
P
10 A
Input terminal for 10 A ac and dc current measurement
Q
mA
Input terminal for 200 mA ac and dc current measurement