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2.
SPECIFICATIONS
MELSEC-A
2.4
Cable Specifications
The following cables can be used with an A64RDC
(1)
5-core flat cable cut wires
These cables, used when an A64RDC is installed next
to an A2CCPU or
A2CCPU 1/0 module, can transmit data while supplying 24 VDC. Cable
specifications are given below.
Table
2.4
5-core Flat Cable Specifications
Model
A2C-005
Module
intervals
0
to 34 mm (1.34 in.)
I
Conductor
resistance
I
0.2
n
I
Insulation
resistance
( 2 0 0 ~ )
I
15 MPkm
or
larger
Dielectric withstand voltage V-min
Configuration
I
Dielectric withstand voltage V-min
Configuration
200 VAC
95 mm 3.74
in.)
SDA
RDA
SG
SG
SDB
RDB
+24V
t24V
24G
2 4 0
There are 2 types of cables
-
a 3-core cable for data send signals and a
5-core cable for data send signals and
for supplying 24 VDC. Cable
specifications are given below.
Table
2.5
Shielded PVC Cable Specifications
Model
M I
X
5CHRV-SV-SB
MI
X
3 CHRV-SV-SB
Cable type
Shielded twisted-wire-pair cable
I
Number of cores
I
Three-core
composite
I
Five-core-composite
I
Application
1
A: SDA,
SDBIB:
SGIC: 24 DCV
I
Module
intervals
I
100
m
(3937
in.)
maximum
I
; ; ;
; c t
o r
resistance
A,
6:
30 Qlkm or less
C: 10 P/km or less
I
; ; ; y t ; i o n
resistance
10
M Qkm or larger
I
Dielectric withstand
voltage V-min
1
200 VAC
Yellow
Cross section
k
White
Black
2 -
13
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