TM 11-6625-444-14-2
Table 3-1. Front Panel Controls and Instruments - Cont'd
Index
No.
Control or Instrument
Function
INPUT LO
L o w input terminal for connecting
16
signal to be measured when FRONT
is selected.
High input terminal for connecting
INPUT HI
17
signal to be measured when FRONT
is selected.
AC NULL
Adjusts for minimum reading on 2V
18
full scale range in AC Voltage mode
with INPUT terminals shorted.
DC ZERO
Adjusts for minimum reading on 2V
19
full scale range in DC mode with lN-
PUT terminals shorted.
Annunciators:
20
V
Signifies that voltage mode has been
selected.
LP FILTER
Illuminates when low pass filter has
been selected.
%
Indicates ratio mode has been se-
lected.
RMT
Illuminates when remote measure-
ment mode is selected.
SLOW
Indicates when slow response has
been selected for ac or ac+dc
measurements.
Annunciator lamp flashes at the be-
READ
ginning of a read cycle indicating
the sample rate.
5 digit display with automatic po-
Display
21
larity indication that presents mea-
s u r e m e n t value of either voltage,
ratio, or ohms depending on mode
selected.
Ohms Source Terminal +i
Provides positive current source for
22
2 and 4 terminal ohms measure-
ments when ohms option is installed.
Ohms Source Terminal -i
Provides negative current return for
23
2 and 4 terminal ohms measure-
ments when ohms option is installed.
3-5
