Rockwell-automation Logix5000 Controllers Tasks, Programs, and Routine Manual do Utilizador descarregar pdf (Página 44)

Chapter 2 Manage event tasks

The following table lists nominal hardware response times for 1756 I/O modules

with event tasks.

Cat. No.

Nominal response time

25 °C 60 °C

Off

→

On On

→

Off Off

→

On On

→

Off

1756-IB16 265 582 265 638

1756-IB16D 303 613 305 673

1756-IB32/B 330 359 345 378

1756-IV16 257 435 254 489

1756-IV32 381 476 319 536

1756-OB16D 48 519 51 573

1756-OB16E 60 290 61 324

1756-OB32 38 160 49 179

1756-OV16E 67 260 65 326

1756-OV32E 65 174 66 210

Example – estimate throughput

The following example shows the throughput considerations for the system shown

in the following illustration. In this example, the throughput is the time from

when the input turns on to when the output turns on.

44 Rockwell Automation Publication 1756-PM005-EN-P - October 2014

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Rockwell-automation Logix5000 Controllers Tasks, Programs, and Routine Manual do Utilizador Página 44