HP 972a - Page 25

Step Function Range Input Signal
Adjustment
(limits)
Tolerance (counts)
972A 973A
29
mA
40 mA
38.00 mA @ 100 Hz —
±61 ±61
30 38.00 mA @ 2 kHz —
±61 ±61
31
400 mA
380.0 mA @ 100 Hz —
±61 ±61
32 380.0 mA @ 2 kHz —
±61 ±61
33
10 A
10 A
10.00 A @ 100 Hz —
±19 ±19
34 10.00 A @ 2 kHz —
±19 ±19
35
Ω
400 Ω
Short zero adjust
1
±1 ±1
36
380.0 Ω
—
±8 ±8
37
4 kΩ 3.800 kΩ
—
±8 ±8
38
40 kΩ 38.00 kΩ
—
±8 ±8
39
400 kΩ 380.0 kΩ
—
±8 ±8
40
4 MΩ 3.800 MΩ
—
±20 ±20
41
40 MΩ 38.00 MΩ
—
±40 ±40
42
400 Ω 0 Ω to 100 Ω
—
Tone below approx 20 Ω
43 2 V 1.000 V —
±12 ±12
44
100 µF90.0 µF9 (±2) ±29 ±29
45
10 µF9.00 µF10 (±2) ±12 ±12
46 10 nF Open zero adjust
1
±1 ±1
47 100 nF 90.0 nF
11 (±2) ±21 ±21
48 10 nF 9.00 nF —
±21 ±21
49 1000 nF 900 nF —
±12 ±12
50
1000 µF900 µF
—
±29 ±29
51 Hz (V ) 4 V 9000 Hz @ 1 Vrms —
±2 ±2
52 Hz (A)
400 µA 9000 Hz @ 100 µA
—
±2 ±2
1
Perform zero adjustment using key.
Calibration Table
6 - 3