TEST INST (S)
CALIBRATION CHECKLIST
PROC. NO.
Hewlett–Packard 2401A, 2401AOPTM40, 2401B, 2401BOPTM40, 2401C,
and 2401COPTM5 Digital Voltmeter
MFG.
MODEL
SER. NO.
PROCEDURE
STEP
NO.
(1)
FUNCTION TESTED
(2)
NOMINAL
(3)
MEASURED VALUES
FIRST RUN
(4)
SECOND RUN
(5)
OUT
OF
TOL
(6)
CALIBRATION TOLERANCES
(7)
NA 17–20VQ–05
Page 1 of 1
4.1
Direct–Voltage Measurements (Set TI to 1 Sec sample period)
TI Range
Calibrator
(V)
(V)
(V)
4.1.3
+10 V
10 V x 0
0.0000
–0.0006 to
0.0006
”
+10 V
10 V x .1
1.0000
0.9993
to
1.0007
”
+10 V
10 V x .2
2.0000
1.9992
to
2.0008
”
+10 V
10 V x .3
3.0000
2.9991
to
3.0009
”
+10 V
10 V x .4
4.0000
3.9990
to
4.0010
”
+10 V
10 V x .5
5.0000
4.9989
to
5.0011
”
+10 V
10 V x .6
6.0000
5.9988
to
6.0012
”
+10 V
10 V x .7
7.0000
6.9987
to
7.0013
”
+10 V
10 V x .8
8.0000
7.9986
to
8.0014
”
+10 V
10 V x .9
9.0000
8.9985
to
9.0015
”
+10 V
10 V x 1
10.0000
9.9984
to
10.0016
4.1.6
–10 V
10 V x 1
1.00000
9.9984
to
10.0016
4.1.9
TI Range
Calibrator
mV)
(mV)
(mV)
”
0.1 V
1 x .1
100.000
99.000
to
101.000
”
1 V
1 x 1
1000.00
999.00
to
1001.00
”
1 V
10 x .2
2000.00
1999.59 to
2000.41
”
1 V
10 x .3
3000.00
ck ( )
2999.24 to
3000.76
TI Range
Calibrator
(V)
(V)
(V)
”
100 V
100 V
100.000
99.984
to
100.016
”
1000 V
100 V
100.00
99.93
to
100.07
TI 100 mV Range Calibrator
V)
(
V)
(
V)
4.1.13
1
V LSD
502
501
to
503
4.1.14
1
V LSD
498
497
to
499
Affix a special calibration label to the TI stating:
“The test instrument frequency sensitivity has not been calibrated.
The 100 mV V dc range has been calibrated to 1% of range; the 1 V V dc range
to 0.1% of range.”
NAVAIR 17–20VQ–05
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