Ohmmeter Accuracy Test - HP 3438A Operating And Service Manual

Section
IV
Model 3438A
I
I
Figure 4-3. DC Ammeter Accuracy Test.
AC CALIBRATOR
hp 7 4 5 A
MULTIMETER
- - -
hp 3 4 3 8 A
m 1 r 1 m m
@
3435
B
46%
Figure 4-4. AC Ammeter Accuracy Test (200
p
A Thru 20 mA Ranges).
AC/DC METER
CALIBRATOR
MULTIMETER
hp
3438A
Figure 4-5. AC Ammeter Accuracy Test
(200 mA and 2000 mA Ranges).
[able 4-6. AC Ammeter Accuracy Test
(200 mA and 200 mA Ranges)
I
-
A C Current
Range Source O u t p u t
Multimeter
Display Limits
Table 4-7. Ohmmeter Accuracy Test.
Standard Multimeter
Range Resistance Display Limits
.go t o i .I i
n
9.85 t o 10.15
n
18.81 to 19.20
n
NOTE:
Abbreviated Performance
Tests
are in bold type.