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A-5
2 Description of Analog Products
2.1 Types of Analog Products
FX
3G
/FX
3U
/FX
3UC
PLC User's Manual - Analog Control Edition
Common Items
A
Common Items
B
FX
3U
-4AD
FX
3UC
-4AD
C
FX
3U
-4AD-ADP
D
FX
3G
-2AD-BD
E
FX
3U
-4DA
F
FX
3U
-4DA-ADP
G
FX
3G
-1DA-BD
H
FX
3U
-3A-ADP
I
FX
3U
-4AD-PT
-ADP
J
FX
3U
-4AD-PTW
-ADP
2. Description of Analog Products
2.1 Types of Analog Products
Analog input/output products are required to perform analog control using the FX Series PLC.
There are 3 types of input/output products: the expansion board, special adapter and the special function
block.
Subsequent subsections explain differences among analog products.
2.1.1 Expansion board
The analog expansion board uses PLC devices to send/receive data to/from the PLC.
1. FX3G Series PLC
• Connect analog expansion boards to option connectors of an FX3G PLC.
• Up to 2
*1
analog expansion boards can be connected.
→ For a detailed description of the system configuration, refer to the PLC User’s Manual - Hardware
Edition.
*1. Only 1 analog special adapter can be connected to the FX
3G Series PLC(14-point and 24-point type).
When two analog expansion boards are connected to the FX
3G Series PLC(40-point or 60-point type),
analog special adapters are not available in the main unit.
PLC
Analog
expansion board