Phase Specifications - Fluke 5520A Getting Started
Multi-product calibrator
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Also See for 5520A:
- Operator's manual (420 pages) ,
- Service manual (254 pages) ,
- Programmer's manual (46 pages)
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5520A
Getting Started
Phase Specifications
10 Hz to
65 Hz
0.10°
Phase
(Φ)
Watts
0°
10°
20°
30°
40°
50°
60°
70°
80°
90°
Note
1. To calculate exact ac watts power adders due to phase uncertainty for values not
22
1-Year Absolute Uncertainty, tcal ± 5 °C, (∆ Φ °)
65 Hz to
500 Hz
0.25°
Phase
(Φ)
10 Hz to
VARs
PF
65 Hz
90°
1.000
0.00%
80°
0.985
0.03%
70°
0.940
0.06%
60°
0.866
0.10%
50°
0.766
0.15%
40°
0.643
0.21%
30°
0.500
0.30%
20°
0.342
0.48%
10°
0.174
0.99%
0°
0.000
shown, use the following formula:
for a PF of .9205 (Φ = 23) and a phase uncertainty of
( )
=
adder is:
Adder
%
100 1
500 Hz to
1 kHz to
1 kHz
5 kHz
0.5°
2.5°
Power Uncertainty Adder due to Phase Error
65 Hz to
500 Hz
500 Hz
to 1 kHz
0.00%
0.00%
0.08%
0.16%
0.16%
0.32%
0.25%
0.51%
0.37%
0.74%
0.52%
1.04%
0.76%
1.52%
1.20%
2.40%
2.48%
4.95%
( )
=
Adder
%
100 1
+
Cos
(23
.
15
)
−
=
(
)
0 11%
.
( )
Cos
23
5 kHz to
10 kHz
5°
1 kHz to
5 kHz to
5 kHz
10 kHz
0.10%
0.38%
0.86%
1.92%
1.68%
3.55%
2.61%
5.41%
3.76%
7.69%
5.29%
10.77%
7.65%
15.48%
12.08%
24.33%
24.83%
49.81%
Φ ∆Φ
+
Cos
(
)
−
. For example:
(
)
( )
Φ
Cos
∆Φ
= 0.15, the ac watts power
10 kHz to
30 kHz
10°
10 kHz to
30 kHz
1.52%
4.58%
7.84%
11.54%
16.09%
22.21%
31.60%
49.23%
100.00%
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