Mitsubishi MELSEC-WS series, Руководство пользователя

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Chapter 3
24
Product description
3.2 System configuration
A MELSEC-WS safety controller consists of the following modules:
 a memory plug
 CPU module
 up to 2 network modules
 up to 12 additional safety I/O modules.
 in addition up to 4 WS0-4RO safety relay output modules (meaning a max. of 16
safe relay outputs).
Type Kind Inputs Outputs
Logic
blocks
Max.
occurrence
WS0-CPU0
CPU module
– –
255 1× WS0-CPU1 4
*1
–
WS0-CPU3 4
*1
–
WS0-XTIO Safety I/O combined module 8 4 –
12×
WS0-XTDI Safety input module 8 – –
WS0-4RO Safety relay output module – 4 – 4×
*2
WS0-GETH Ethernet interface module – – – 2×
WS0-GCC1 CC-Link interface module – – – –
*1 EFI terminals.
*2 Max. of 16 safe relay outputs.
Figure 2:
Examples for the minimum
configuration of a MELSEC-
WS safety controller with
WS0-CPU0 and WS0-XTDI
or WS0-CPU1 and WS0-
XTIO
Figure 3:
Maximum configuration of
the MELSEC-WS safety
controller (without safety
relay output module)
Table 3:
Overview of the modules