Toshiba PROSEC T1-16S PLC User's Manual - CTi Automation

1. System Configuration
1.7 RS-485 port communication function
NOTE
28 T1-16S User’s Manual
6F3B0253
The T1-16S enhanced model has an RS-485 multi-purpose communication port.
This port can work independent of the programmer port.
By using this communication port, one of the following four communication modes is
available, computer link mode, data link mode, free ASCII mode, and Inverter
connection mode.
For details of these functions, refer to the separate manual “T1-16S User’s Manual −
Communication Function −”.
Item Computer
link
Free ASCII Inverter
connection
Data link
Interface Conforms to RS-458
Transmission system Half-duplex
Synchronization Start-stop system (asynchronous)
Transmission code ASCII/binary ASCII Binary Binary
Transmission speed 300, 600, 1200, 2400, 4800, 9600, or
19200 bps
19200 bps
(fixed)
Transmission
distance
1 km max.
Framing Start bit: 1 bit
Special
Data bits: 7 or 8 bits
Parity: Odd, even, or none
Stop bit: 1 or 2 bits
Protocol T-series
computer
User
defined
Inverter VF-
A7/G7/S9
Special
link (ASCII), ASCII binary
Programmer
(binary)
messages protocol
Link configuration 1-to-N N/A 1-to-N 1-to-1
T1-16S standard model does not have the RS-485 interface.
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