User Manual
2253i / 2253iX
AMETEK
California Instruments
141
•
0V for 2 seconds.
•
100V for 8 seconds.
The
←
key (backspace) will terminate the test at any time.
OVER FREQUENCY
This test will change the output frequency in the sequence shown in Table 10-4 before returning to the
steady state frequency.
The
←
key (backspace) will terminate the test at any time.
Revision
D
E
F
F 60Hz only
FREQ
Time
FREQ
Time
FREQ
TIME
FREQ
TIME
Seq1
480Hz
5sec.
480Hz
5sec.
480Hz
5sec
61Hz
7sec
Seq2
420Hz
5sec
420Hz
9sec
420Hz
5sec
60.5Hz
8sec
Table 10-4: Abnormal Over Frequency
After this sequence, a 5 second delay will be inserted at the nominal test frequency. The
←
key
(backspace) will terminate the test at any time.
UNDER FREQUENCY
This test will change the output frequency in the sequence shown in Table 10-5 before returning to
steady state frequency.
The
←
key (backspace) will terminate the test at any time.
Revision
D
E
F
F 60Hz only
FREQ
Time
FREQ
Time
FREQ
TIME
FREQ
TIME
Seq1
0
5sec.
0Hz
7sec.
0Hz
7sec
0Hz
7sec
Seq2
375Hz
5sec
380Hz
7sec
380Hz
3sec
59.5Hz
8sec
Table 10-5: Abnormal Under Frequency
After this sequence, a 5 second delay will be inserted at the nominal test frequency. The
←
key
(backspace) will terminate the test at any time.