Specifications - Mitsubishi FX3U-USB-BD User Manual

FX Series PLC User's Manual - Data Communication Edition
N:N Network
2.

Specifications

This chapter explains the communication specifications and performance.
2.1 Communication Specifications (Reference)
Communication is executed according to the (fixed) specifications shown in the table below. Specification
items such as baud rate cannot be changed.
Item
Number of connectable units
Transmission standard
Maximum total extension
distance
Protocol type
Control procedure
Communication method
Baud rate
Character format
Start bit
Data bit
Parity bit
Stop bit
Header
Terminator
Control line
Sum check
Specifications
8 maximum
RS-485 standard
500 m (1640' 5") or less
[50 m (164' 0") or less when 485BD is
included in system]
N:N Network
—
Half-duplex, bidirectional communication
38400 bps
Fixed
Fixed
—
Fixed
2 Specifications
2.1 Communication Specifications (Reference)
Remarks
Distance varies depending on
communication equipment type.
A
B
C
D
E
F
G
H
I
Apx.
B-9