TM 11-6625-444-14-2
Section II. DESCRIPTION AND DATA
well as auto-ranging) of four dc voltage ranges,
four ac true rms voltage ranges and four dc
voltage ratio ranges. Readings are indicated on
a. The
voltmeter is a
precision 5
digit instru-
ment capable of accurately measuring dc volt-
a large 5 digit display easily viewed from dis-
ages from 0.0001 V to 1000.00 V and true
tances up to 20 feet. With the exception of par-
rms ac voltages from 0.0001 V to 1000.00 V. It
allel rear input connectors and external refer-
also permits dc voltage ratio measurements from
ence terminals, all of the controls, indicators and
0.001% to 100.000% by comparing the input
connectors are conveniently located on the front
voltage to an external reference voltage.
panel.
b. Special features include a variable sample
printed circuit assemblies; an analog circuit
rate, automatic ranging, switch selectable rear
board, main digital board, rms converter board,
input terminals, remote control capability and
and a dc ratio board. It is packaged in a low
parallel BCD output for long term monitoring.
profile, portable cabinet with a tilt-bail stand and
is readily converted to rack mounted configura-
tion by installation of the rack mounting adapter
c. Field installable options include provisions
kit.
ratio.
a. Electrical
a. The voltmeter is a completely solid state in-
(1) Dc Voltage
strument incorporating push button selection (as
RANGE
MAX. RDG.
RESOLUTION
ACCURACY
1.99999 V
0.00001 V
2V
19.9999 V
0.0001 V
(0.01% of Reading + 1 LSD)
20 V
199.999 V
200 V
0.001
V
1000.00 V
0.01 V
1000 V
LSD = Least significant digit