Setting the input filter – Rockwell Automation 1794-APB/B FLEX I/O PROFIBUS Adapter Module User Manual User Manual
Page 59
2–39
How Communication Takes Place and I/O Image Table Mapping
Publication 1794ĆUM057B-EN-P - November 2001
Size
00
01
02
03
04
05
06
07
08
09
10
11
12
13
14
15
Dec. Bit
Read/Write Words
00
01
02
03
04
05
06
07
10
11
12
13
14
15
16
17
Octal Bit
Word 8
Not used
Word 8
Where:
PU = Power up unconfigured state
FP = Field power off
CF = In configuration mode
BD = Calibration bad
DN = Calibration accepted
U = Under range for specified channel
V = Overrange for specified channel
EN = Enable outputs; 0 = output follows S1/S0, 1 = output enabled
IC = Initiate configuration bit
TR= Transparent bit
IT = Interrupt toggle bit
RV = Revert to defaults bit
QK = Quick calibration
CK = Calibration clock
GO = Gain offset select
Setting the Input Filter
Bits
Channel
03 02 01 00 Input 0
07 06 05 04 Input 1
11 10 09 08 Input 2
15 14 13 12 Input 3
A/D Conversion Rate
Low Pass Filter
0
0
0
0 1200Hz
No low pass
0
0
0
1 1200Hz
100ms low pass
0
0
1
0 1200Hz
500ms low pass
0
0
1
1 1200Hz
1000ms low pass
0
1
0
0 600Hz
No low pass
0
1
0
1 600Hz
100ms low pass
0
1
1
0 600Hz
500ms low pass
0
1
1
1 600Hz
1000ms low pass
1
0
0
0 300Hz
No low pass
1
0
0
1 300Hz
100ms low pass
1
0
1
0 300Hz
500ms low pass
1
0
1
1 300Hz
1000ms low pass
1
1
0
0 150Hz
No low pass
1
1
0
1 150Hz
100ms low pass
1
1
1
0 150Hz
500ms low pass
1
1
1
1 150Hz
1000ms low pass