A-15
FX Series PLC User's Manual - Data Communication Edition
Common Items
1 Introduction
1.2 Outline and Features of Communication Types
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
1.2.10 AS-i system
→ For details, refer to the FX2N-32ASI-M User's Manual.
1. Outline
2. Applicable PLCs
:Applicable (If applicable versions of main units are limited, they are described inside ( ).)
—:Not applicable
*1. FX
2NC-MT-D/UL and FX2NC-M-DSS(-T-DS) PLCs are not applicable.
3. Communication targets
Slave units (sensors and actuators) for AS-i
4. Function
This network allows remote control of I/O information for sensors and actuators (slave units). The automatic
address assignment function enables easy replacement of a slave unit when it has failed.
5. Applications
Wire consevation for inputs and outputs.
PLC FX2(FX),FX2C FX0N FX1S FX1N,FX1NC FX2N FX2NC FX3G FX3U,FX3UC
Communication applicability — —
*1
—
AS-i
master
FXCPU
•
Number of connectable units : 31 slave units
•
Total extension distance : 100 m (328' 1")
[300 m (984' 3") maximum when two repeaters are connected]
•
Terminal resistors are not required.
Repeater
AS-i power
supply
Slave Slave
AS-i power
supply
Slave
Slave
AS-i flat cable