Rockwell-automation 1771-DE Absolute Encoder Module User Manual Bedienungsanleitung PDF herunterladen (Seite 52)

Appendix A

AĆ11

Description Number Ch1 Ch2 Ch3 Ch4

Active

I/O channels

BlockĆtransfer I/O channels

BlockĆtransfer modules on each I/O

blockĆtransfer channel

7 0 1 0

I/O chassis on each blockĆtransfer

I/O channel (I/O chassis in rack list)

5 0 2 0

2. Determine a time from the table. Example values have been added.

12 34

140525458

2676876

39899

4 123

Time (ms)

Active I/O channels

containing one or more

blockĆtransfer modules

Number of active I/O channels: 3

Number of active I/O channels containing one or more

block-transfer modules: 2

Time, from table: 68 ms

3. Compute the scanner times for each block-transfer channel.

Example values have been added.

(CT = Channel Time).

CT=[Time] x [#BT modules] + [#I/O chassis - 1] x 9 ms

(table) on BT channel on BT channel

CT1 = [68] x [7] + [5-1] x 9

= [68] x [7] + [4] x 9

1 2 ... 47 48 49 50 51 52 53 54 55 56 57 ... 79 80

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Rockwell-automation 1771-DE Absolute Encoder Module User Manual Bedienungsanleitung Seite 52