GE Bently Nevada 3300/25 Operation Manual page 36

3300/25 Dual Accelerometer Input Monitor Operation Manual
3. Adjust the input frequency of the function generator according to this equation:
frequency = f ( f ×
HP
where:
f = high-pass corner frequency.
HP
f = low-pass corner frequency.
LP
If you use..
low-pass filter only
high-pass filter only
no filters
* The values listed here for f
frequency only. They should not be used to configure the filter board.
30
)
LP
then use these values to calculate the input
frequency
f = 240 CPM (4 Hz) *
HP
f = 1,200,000 CPM (20 kHz) *
LP
input frequency = 6000 CPM (100 Hz)
and f
HP LP
are for calculating the function generator