76
FX
3UC
Series Programmable Controllers
User’s Manual - Hardware Edition
1 Outline
1.16 Unit Numbers of Special Function Units/Blocks
1.16
Unit Numbers of Special Function Units/Blocks
When the power is turned on, the main unit (CPU) automatically assigns the numbers 0 to 7 to special
function units/blocks starting from the one closest to the main unit. (Unit Nos. 1, 2
• • •
7 are assigned when
the main unit is the FX
3UC
-32MT-LT.)
Unit numbers are not given to input/output powered extension units/blocks.
1.16.1 Rules of unit number assignment
Unit numbers are automatically assigned to special function units/blocks as follows when the power is turned
ON.
1. FX
3UC
-32MT-LT built-in CC-Link/LT master
When the main unit is the FX
3UC
-32MT-LT, the unit No. 0 is assigned to the CC-Link LT built-in master.
2. Special function units/blocks connected to the right side of the main unit
Unit Nos. 0, 1
• • •
7 are assigned to special function units/blocks (except input/output extension blocks) from
the one nearest the main unit. (Unit Nos. 1, 2
• • •
7 are assigned when the main unit is the FX
3UC
-32MT-LT.)
3. FX
2N
-1RM(-E)-SET
Up to three FX
2N
-1RM(-E)-SET can be sequentially connected to the end of one system.
All of these connected units have the same module number as the unit number of the first unit (FX
2N
-1RM(-
E)-SET).
→
For FX
2N
-1RM-E-SET, refer to FX
2N
-1RM-E-SET USER’S MANUAL.
4. Products to which unit numbers are not assigned
• Input/output extension blocks:
FX
2NC
-16EX, FX
2NC
-16EYR, etc.
• Extension power supply unit:
FX
3UC
-1PS-5V
• Special function block:
FX
2N
-16LNK-M
• Connector conversion adapter:
FX
2NC
-CNV-IF, FX
2N
-CNV-BC
• Expansion boards:
FX
3U
-232-BD, etc.
• Special adapters:
FX
3U
-232ADP(-MB), etc.
1.16.2 Example of assigning
1. In the case of the FX
3UC
-64MT/D
Unit numbers are assigned to the special function units/blocks in the following configuration.
→
For assignment of input/output numbers, refer to Section 1.15.
Unit numbers are assigned to the special function units/blocks in the above configuration as shown below.
FX
3UC
-64MT/D
Input/output
extension
block
FX
2NC
-16EX
FX
2NC
-CNV-IF
Special
function
block
FX
2N
-10PG
Special
function
block
FX
2NC
-4DA
Special
function
block
FX
3UC
-4AD
Special adapter
FX
3U
-232ADP
(-MB)
FX
3UC
-64MT/D
Y000 to Y037
X000 to X037
X040 to X057
Unit No.
Unit No.
Unit No.
No.0
No.1
No.2
Input/output
extension
block
FX
2NC
-16EX
FX
2NC
-CNV-IF
Special
function
block
FX
2N
-10PG
Special
function
block
FX
2NC
-4DA
Special
function
block
FX
3UC
-4AD
Special adapter
FX
3U
-232ADP
(-MB)
Содержание FX3UC Series
Страница 1: ...USER S MANUAL Hardware Edition FX3UC SERIES PROGRAMMABLE CONTROLLERS ...
Страница 2: ......
Страница 454: ...448 FX3UC Series Programmable Controllers User s Manual Hardware Edition F Discontinued models MEMO ...
Страница 457: ......