SCHEMATIC DIAGRAMS
MNEMONICS
7-2
ACX
1
ACX
100
AZ
BP
BT
dB
DE(+R)
DE(-R)
DP
EXT INT
Fa
Fb
Fe
Fd
HOLD
HV
INT
LCD
LO
OL
P.O.R.
REL
RNG a
RNG b
RNGc
s
STO
ST1
ST2
ST3
ST4
T&H
w
x
y
z
z
AC buffer gain
of
1
command
AC Buffer gain
of
100
command
Auto
Zero
Back plane drive signal,
50
Hz square wave
Low Battery, indicates
that
the
rechargeable batteries in
the
-01
Option
need recharging
Decibels
De-integrate plus reference used with a negative
input
De-integrate minus reference used with a positive
input
Decimal Point
External
Interrupt,
stops
the
counter
in
the
microcomputer
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A
52
µsec
(maximum) period immediately following INT
High Voltage, comes on
when
the
instrument
measures
40V
or
greater
Integrate
Liquid Crystal Display
Defines
front
panel selection
of
a function/range requiring an
A/D
gain
of
10
A 5 msec period
at
the
beginning
of
auto
zero when an overrange
is
detected
Power On Reset, a
500
msec pulse
at
turn
on
which initializes
the
A/D
Relative, indicates
that
the
readings displayed are relative
to
the
input
applied
when
the
RELATIVE switch was set
to
ON
}
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Siemens, 1 /Q
-
""
Five sequential
Strobe
pulses
-
Touch
& Hold
-
,_
BCD
data
lines
Impedance
Figure 7·1. Mnemonics
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