Installation manual

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4.3
Description,
characteristics
Modicon TSX Micro
automation platform 0
Modbus Plus network
The type III TSX MBP 100 card is used to connect the Premium/TSX Micro PLCs and
Atrium coprocessor to the Modbus Plus network. This card is installed in the slot
reserved for processors or coprocessors:
1 A host slot on processors or coprocessors.
2 A protective cover.
3 A removable cover with fixing screw (access to 20-way miniature connector).
4 Two indicator lamps:
v ERR: card or link fault,
v COM: activity on the line.
Connectors to be ordered separately:
v TSX MBP CE 0pp drop cables.
Description
1
1
4
23
Characteristics
Structure Type Industrial bus
Physical interface
RS 485
Method of access
Token bus
Transmission Mode
Synchronous HDLC
Data rate
1 Mbit/s
Medium
Twisted pair
Configuration Number of devices
32 per segment, 64 maximum on all segments (1,800 m maximum)
Number of addresses
64 devices maximum per segment
Length of bus
450 m maximum per segment, 1,800 m maximum with 3 repeaters
Number of segments
Cascaded: 5 maximum using Modbus Plus BP85 bridges
Services Global database
- 4096 byte common database
- cyclical exchange of 32 broadcast words
“Peer to peer” dialogue
Read/write services (number of requests: 100 registers per transaction)
Peer Cop
Cyclical exchange service (on Premium only): 500 words per station (broadcast or
point-to-point)
Courtesy of Steven Engineering, Inc. ● 230 Ryan Way, South San Francisco, CA 94080-6370 ● General Inquiries: [phone] ● www.stevenengineering.com
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