Rockwell Automation 1757-SWKIT5000 ProcessLogix R500.1 Installation and Upgrade Guide User Manual

Page 263

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Publication 1757-IN500A-EN-P - September 2002

Performance and Capacity Specifications 11-23

Table 11.T Profibus Capacity/Topology Specifications

PFB Module and PROFIBUS Block Specifications

Note: The PROFIBUS interface module hardware component is the SST-PFB-CLX, and is referred to herein
as the PFB Module. This device acts as the “master” on the PROFIBUS-DP network. Each PFB module is
represented as a block in the CEE, which is referred to as the PROFIBUS Interface Module Block (PBIM).

PROFIBUS Communication Profiles Supported

DP (only)

PROFIBUS Baud Rates Supported

12 MBps, 6 MBps, 3 MBps, 1.5 MBps, 500 KBps,
187.5 KBps, 93.75 KBps, 19.2 KBps, 9.6 KBps,

Support for Multi-Master Configurations

Yes

Support for PROFIBUS Slave Diagnostics

No

Valid PROFIBUS Station address range

0 - 125

Maximum number of modules per PBIM block
(identified by a unique station/module number
combination)

100

Maximum Input Data Size per PFB Module

(all slave stations)

496 bytes
(valid range = 4-499)

Maximum Output Data Size per PFB Module

(all slave stations)

492 bytes
(valid range = 4-495)

PROFIBUS Device Profiles Supported

(with custom function blocks)

PROFIDRIVE, Encoder

Devices supported with custom function blocks

Siemens Simatic

®

ET200M I/O, Siemens Simocode 3UF5 Motor
Protection and Control Unit

Data types supported by the “Generic” PROFIBUS
Channel Blocks

(1)

Single bit (Discrete),
8 bit signed/unsigned integer,
16 bit signed/unsigned integer,
32 bit signed integer

(1)

The “generic” function blocks are capable of communicating with various PROFIBUS devices. The data types required/supplied by

the device are a consideration in the determination of whether or not a specific device can be used with these blocks.

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