Allen-Bradley MicroLogix 1400 - Page 173

Rockwell Automation Publication 1766-UM001I-EN-P - June 2015 159
Specifications Appendix A
AC Input Filter Settings
Nominal Filter Setting (ms) ON Delay (ms) OFF Delay (ms)
Minimum Maximum Minimum Maximum
8 2.3 2.5 11 12
High-Speed DC Input Filter Settings (Inputs 0 to 11)
Nominal Filter Setting (ms) ON Delay (ms) OFF Delay (ms) Maximum Counter Frequency (Hz) 50%
Duty Cycle
Minimum Maximum Minimum Maximum
0.005 0.001 0.005 0.001 0.005 100.0 kHz
0.008 0.003 0.008 0.003 0.008 60.0 kHz
0.0125 0.0075 0.0125 0.007 0.0115 40.0 kHz
0.025 0.019 0.025 0.018 0.023 20.0 kHz
0.075 0.062 0.072 0.066 0.074 6.7 kHz
0.100 0.089 0.100 0.088 0.098 5.0 kHz
0.250 0.229 0.250 0.228 0.248 2.0 kHz
0.500 0.459 0.500 0.455 0.492 1.0 kHz
1.00 0.918 0.995 0.910 0.979 0.5 kHz
2.000 1.836 1.986 1.820 1.954 250 Hz
4.000 3.672 3.968 3.640 3.904 125 Hz
8.000
(1)
7.312 7.868 7.280 7.804 63 Hz
16.000 14.592 15.668 14.560 15.604 31 Hz
(1) This is the default setting.
Standard DC Input Filter Settings (Inputs 4 and higher)
Nominal Filter Setting (ms) ON Delay (ms) OFF Delay (ms) Maximum Frequency (Hz)
50% Duty Cycle
Minimum Maximum Minimum Maximum
0.500 0.107 0.439 0.024 0.499 1.0 kHz
1.000 0.597 0.964 0.470 0.978 0.5 kHz
2.000 1.437 1.864 1.415 1.990 250 Hz
4.000 3.397 3.964 3.095 3.790 125 Hz
8.000
(1)
6.757 7.564 6.735 7.690 63 Hz
16.000 14.597 15.964 13.455 14.890 31 Hz
(1) This is the default setting.
Analog Input Filter Settings
Analog Input Filter Settings Filter Bandwidth (-3dB Freq Hz) Sampling Frequency
250Hz 250Hz 1kHz
60 Hz 60 Hz 1 kHz
50 Hz 50 Hz 1 kHz
10 Hz 10 Hz 1 kHz