D-3
FX Series PLC User's Manual - Data Communication Edition
Computer Link
1 Outline
1.1 Outline of System
A
Common Items
B
N:N Network
C
Parallel Link
D
Computer Link
E
Inverter
Communication
F
Non-Protocol
Communication
(RS/RS2 Instruction)
G
Non-Protocol
Communication
(FX
2N
-232IF)
H
Programming
Communication
I
Remote
Maintenance
Apx.
Discontinued
models
1. Outline
This chapter explains computer link.
1.1 Outline of System
Computer link allows connection of up to sixteen FX PLCs and A PLCs to a personal computer working as the
master station to link data.
1) Up to sixteen PLCs can be connected in computer link.
2) Applicable computer link protocols are the same as dedicated supported computer link protocols units in
the A Series PLC. (But the supported formats and commands are limited.)
.......
For selection,
refer to Chapter 3.
FX-485PC-IF
Communication
equipment operating
in accordance with
RS-485
Communication
equipment operating
in accordance with
RS-485
Personal computer FX PLC
FX PLC
Station No. 0 (00H)
Station No. 15 (0FH)
500 m (1640' 5") [50 m (164' 0") when 485BD is used]
.......
16 units
Number of linked units
Total extension distance
For the specifications,
refer to Chapter 2.
.......
For wiring,
refer to Chapter 4.
++
.......
To check applicable PLC
models, refer to Section 1.3.
Important points and reference
chapter/section
System
.......
. . .
In the case of RS-485
In the case of RS-232C
Communication
equipment operating
in accordance with
RS-232C
Personal computer FX PLC
Station No. 0 (00H)
15 m (49' 2")
+
The number of devices handled all at once varies depending on the command and the types of devices.
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