Owner's manual

56 ControlLogix
™
Counter Module
AccuracyAccuracy
AccuracyAccuracy
Accuracy
Frequency Mode 1Hz Accuracy 65kHz Accuracy
max typ max
Instant* +/-0.00Hz +/-354Hz +/-354Hz
Average +/-0.5Hz +/-1Hz +/-2Hz
Average Mode Frequency Error
0
0.5
1
1.5
2
2.5
Fr
eq
3
000
7
0
00
11000 1
5
000
19000 2
3
0
0
0
2
700
0
310
0
0
3
50
00
3
9
000
4
30
00
47000 51000 55
0
0
0
59000 6
300
0
Freq(Hz)
Error (Hz)
0.000%
0.010%
0.020%
0.030%
0.040%
0.050%
0.060%
Error(%
)
Error(Hz)
Error(%)
Instantaneous Mode Frequency Error
0.000
50.000
100.000
150.000
200.000
250.000
300.000
350.000
400.000
F
r
eq
2000 500
0
8000
1
1000
140
00
17
000
2000
0
2
3000
26
0
0
0
2
9000
3
2
0
00
3
5000
3800
0
41000 44
0
0
0
47000 5
0000
5
3000
5
6
00
0
590
00
62
0
0
0
Frequency
Error (Hz)
0.000%
0.100%
0.200%
0.300%
0.400%
0.500%
0.600%
Error (%
)
Error (Hz)
Error (%)
Maximum Count Value 16,777,215