GE Bently Nevada 3300/25 Operation Manual page 83

Section 19 - Appendix B–Filter Board Options PWA 79562-01 and PWA 105521-01
13. Calculate D with
There is not a match for D = 200 within ±1 in the Divider Ratio Table so select
f
= 500 kHz.
CLK
14. Calculate D with
There is a match for D = 99 in the Divider Ratio Table. This is within ±1, so select
f
= 500 kHz.
CLK
15. Set the divider ratio, D, jumpers that correspond to the divider ratio D = 99. Use
the Divider Ratio Table to set D.
On the Filter Board
Install:
Remove:
16. Set the input clock frequency,
Switched Capacitor Filter Input Clock Jumper Table to set
On the Filter Board
Install:
Remove:
17. The filter for channel B is now completely configured. Configure channel A as
required and then verify the filter settings as described in
f
= 1 MHZ.
CLK
1000000
D =
40 ×
f
= 500 kHz.
CLK
500000
D =
40 ×
W62,W63,W66, and W67
W64 and W68
f
, jumpers that correspond
CLK
W9,W90
W2,W7,W8,W10,W89
= 200
125
= 100
125
f
= 500 kHz. Use the
CLK
f
.
CLK
Section 19.15.
77