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Specifications Section 1-3
1-3 Specifications
1-3-1 DeviceNet Unit
Model
General Specifications General specifications of the CS/CJ-series DeviceNet Unit conform to the
general specifications for the SYSMAC CS/CJ-series CPU Units.
Functional and Performance Specifications
Applicable PC Unit classification Types of communications Model number
CS Series CPU Bus Unit • Remote I/O communications master (fixed
or user-set allocations)
• Remote I/O communications slave (fixed
or user-set allocations)
• Message communications
CS1W-DRM21
CJ Series CJ1W-DRM21
Item Specification
DeviceNet Unit model CS1W-DRM21 CJ1W-DRM21
Applicable PC CS Series CJ Series
Unit classification CPU Bus Unit
Applicable unit numbers 0 to F
Mounting position CPU Rack, CS Expansion Rack
(Cannot be mounted to a C200H
Expansion I/O Rack or SYSMAC
BUS Slave Rack.)
CPU Rack or Expansion
Rack
No. of Mas-
ters that can
be mounted
Fixed allocations 3 Units max. (Unique words must be allocated using the Allo-
cated CIO Area Words Software Switches.)
User-set allocations By allocated
DM Area words
16 Units max. (Unique words must be allocated using the user
setup tables in the allocated DM Area words.)
By Configurator 16 Units max. (Unique words must be allocated using the Config-
urator.)
No. of Slaves
that can be
mounted
Fixed allocations 3 Units max. (Unique words must be allocated using the Allo-
cated CIO Area Words Software Switches)
User-set allocations By allocated
DM Area words
16 Units max. (Unique words must be allocated using the user
setup tables in the allocated DM Area words.)
By Configurator 16 Units max. (Unique words must be allocated using the Config-
urator.)
No. of Units that can be connected per network 64 Units max.