Connect And Adjust The Test Instruments - GE Bently Nevada 3300/25 Operation Manual

15.2 Connect and Adjust the Test Instruments

(Repeat for channels A and B.)
1. Connect the function generator to the channel A terminals as shown in the figure
above.
(Note: For a single transducer input system, do not repeat this step for channel B.)
2. Adjust the function generator sine wave to 307.5 ± 2 Hz with a -7.5 ± .3 Vdc offset.
3. Adjust the signal amplitude to the meter full scale according to Full Scale option
(BB for Channel A, CC for Channel B) as shown in the table:
SIGNAL
OPTION AMPLITUDE
(mV peak)
01 200
02 500
03 1000
04 2000
05 500
06 1000
NOTE: If barriers are used, calibrate with barriers in place.
SIGNAL
AMPLITUDE OPTION
(mV RMS)
141 11
354 12
707 13
1414 14
354 15
707 16
17
Section 15 - Calibrate Channels
SIGNAL
AMPLITUDE AMPLITUDE
(mV peak) (mV RMS)
204
510
1020
2039
492
985
1970
SIGNAL
144
361
721
1442
348
697
1393
39