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2620A/2625A
Users Manual
A-10
Frequency Inputs
Frequency Range
15 Hz to greater than 1 Mhz
Range Resolution Accuracy + (% ± Hz)
Slow Fast Slow Fast
15 Hz - 900 Hz 0.01 Hz 0.1 Hz 0.05% + 0.02 Hz 0.05% + 0.2 Hz
9 kHz 0.1 Hz 1 Hz 0.05% + 0.1 Hz 0.05% + 1 Hz
90 kHz 1 Hz 10 Hz 0.05% + 1 Hz 0.05% + 10 Hz
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
Sensitivity
Frequency Level (Sine Wave)
15 Hz - 100 kHz 100 mV rms
100 kHz - 300 kHz 150 mV rms
300 kHz - 1 MHz 2 V rms
Above 1 MHz Not specified
Maximum AC Input
300V rms or 424V peak on channels 0, 1, and 11
150V rms or 212V peak on channels 2 to 10 and 12 to 20
Voltage ratings between channels must not be exceeded
2 x 10
6
Volt-Hertz product on any range, normal mode input
1 x 10
6
Volt-Hertz product on any range, common mode input
Cross-Talk Rejection
Refer to Appendix D.