Appendices
Specifications
A
A-17
PAI Module Frequency Measurement Specifications
The following tables provide PAI Module specifications for the frequency
measurement function.
Table A-20. PAI Module Frequency Accuracy Specifications
Frequency Measurement Accuracy, 1 Year, -10
°
C to 60
°
C
Range Resolution
Accuracy
+ (% input + Hz)
Slow Fast Slow Fast
15 Hz to 900 Hz
0.01 Hz
0.1 Hz
0.05%+0.02 Hz
0.05%+0.2 Hz
900 Hz to 9 kHz
0.1 Hz
1 Hz
0.05%+0.1 Hz
0.05%+1 Hz
9 kHz to 90 kHz
1 Hz
10 Hz
0.05%+1 Hz
0.05%+10 Hz
90 kHz to 900 kHz
10 Hz
100 Hz
0.05%+10 Hz
0.05%+100 Hz
1 MHz
100 Hz
1 kHz
0.05%+100 Hz
0.05%+1 kHz
Table A-21. PAI Module Frequency Sensitivity Specifications
Frequency Measurement Sensitivity (Sinewave)
Frequency Range
Minimum Signal
Maximum Signal
15 Hz to 70 kHz
100 mV ac rms
V<150/300 V rms [1] and Vx Hz<2x10
6
)
70 kHz to 100 kHz
100 mV ac rms
20 V ac rms
100 kHz to 200 kHz
150 mV ac rms
10 V ac rms
200 kHz to 300 kHz
150 mV ac rms
7 V ac rms
300 kHz to 1 MHz
Linearly increasing from 150
mV ac rms at 300 kHz to 2 V ac
rms at 1 MHz
Linearly decreasing from 7 V ac rms at
300 kHz to 2 V ac rms at 1 MHz
[1] 300 V range applies to channels 1 and 11 only.
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