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Tektronix DMM4020 Digital-Multimeter, DMM, VFD-Multiple segment, 20000 counts CAT II 600 V DMM4020-A1 Data Sheet

Product codes
DMM4020-A1
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Page of 110
 
Operating the Meter from the Front Panel
 
 
Dual Display
 
3
 
  
3-7 
Table 3-2. Display Annunciators and Indicators  
No. Name 
Description 
A 
r
  
Meter is in remote mode (remotely controlled) 
B 
L
  
The front panel is locked out 
C 
Ext Trig 
Meter is in external trigger mode 
D 
S
 
 
Q
 
is pressed and secondary function will be selected 
E 
REL
X
  
Relative readings function modifier is selected 
F 
– 
Measurement value in secondary display is negative 
G 
H
 
 
Touch Hold function modifier is selected 
H 
M
 
 
Minimum maximum function modifier is selected 
I 
MAX and MIN  
Reading is maximum or minimum 
J 
AC DC  
Form of voltage displayed in secondary display 
K 
2x4 Wire  
Resistance measurement method selected (2-wire or 4-
wire) 
L 
mV µmA kHz Mke  
Unit of measurement displayed in secondary display 
M 
R
 G
  
Continuity test or diode test is selected 
N 
mV µmA Mke kHz  
Unit of measurement displayed in primary display 
O 
AC DC  
Form of voltage displayed in primary display 
P 
Slow, Medium, Fast  
Measurement rate selected (slow, medium, fast) 
Q 
–  
Measurement value in primary display is negative 
R 
Setup 8 annunciator 
Which configuration is currently selected 
S 
Print  
Meter is in RS-232 print-only mode 
T 
* (asterisk) 
Flashes for each Meter sample cycle 
U 
Auto Range  
Meter is in auto range mode 
V 
Manual Range 
Meter is in manual range mode 
W 
CAL Error  
Calibration attempt failed   
X 
Y
  
High voltage is detected 
Displays when voltage is >30 V dc or ac rms