HP 3457A - Page 18

3457A
General
Information
Table 1-1. Specifications
RESISTANCE (Cont’d)
RANGE
|
MAXIMUM
LEAD
MAXIMUM
OFFSET
|
PRE-PROGRAMMED
(OHMS)
|
RESISTANCE
VOLTAGE
FOR
OFFSET]
SETTLING
TIME
FOUR-WIRE
OHMS
|
COMPENSATED
OHMS
(FULL
SCALE)
1 ohm 1 mv
10 Ohm 10 mv
100 ohm 100 mv
1 KOhm applicable
10 KOhm applicable
100 KOhm applicable
1 Mohm applicable
not applicable applicable
not applicable applicable
RESPONSE TIME:
First
reading
meets
accuracy
specification
with
pre-programmed
settling
times
and
<200
pF
circuit
capacitance.
An
additional
delay
of
0.1
seconds
is
necessary
after
a
range
or
function change to meet rated accuracy.
MAXIMUM
READING
RATES:
(Readings/Second)
30
Ohm
to
30
KOhm
ranges
INTEGRATION | DIGITS READING RATE
TIME DISPLAYED |60 HZ |50 Hz
0.0005 PLC 3 1/2 1350 1350
0.005 PLC 41/2 1250 1250
0.1
PLC
5
1/2
360
312
1 PLC 6 1/2 53 45
10 PLC 6 1/2 4.8 4.0
100 PLC 6 1/2 48 -40
Reading
Rates
apply
with
the
keyboard
lock
ON,
Auto-Zero
OFF,
Display
OFF,
Math
Func-
tion
OFF,
Delay
Time
set
to
0.0,
Manual
ranging,
readings
stored
in
internal
memory
using
Timer
Trigger
and
single
precision
integer
format.