Specifications; Devicenet Unit - Omron CS1W-DRM21 Operation Manual

Specifications

1-3

Specifications

1-3-1

DeviceNet Unit

Model
Applicable PLC Unit classification
CS Series CPU Bus Unit
CJ Series
General Specifications
Functional and Performance Specifications
Item
DeviceNet Unit model
Applicable PLC
Unit classification
Applicable unit numbers
Mounting position
No. of Fixed allocations
Masters
that can
User-set alloca-
be
tions
mounted
No. of Fixed allocations
Slaves
that can
User-set alloca-
be
tions
mounted
No. of Units that can be connected per network 64 Units max.
Words DeviceNe When
allo- t remote used as
cated in I/O com- a Mas-
the CPU munica- ter
Unit tions
When
used as
a Slave
CIO Area words allocated for the
CPU Bus Unit
DM Area words allocated for the
CPU Bus Unit
Other I/O memory
26
Types of communications
• Remote I/O communications master (fixed or user-set
allocations)
• Remote I/O communications slave (fixed or user-set al-
locations)
• Message communications
General specifications of the CS/CJ-series DeviceNet Unit conform to the
general specifications for the SYSMAC CS/CJ-series CPU Units.
CS1W-DRM21(-V1)
CS Series
CPU Bus Unit
0 to F
CPU Rack, CS Expansion Rack
(Cannot be mounted to a C200H
Expansion I/O Rack or SYSMAC BUS
Slave Rack.)
3 Units max. (Unique words must be allocated using the Allocated CIO
Area Words Software Switches.)
By allocated 16 Units max. (Unique words must be allocated using the user setup
DM Area words tables in the allocated DM Area words.)
By Configurator 16 Units max. (Unique words must be allocated using the Configurator.)
3 Units max. (Unique words must be allocated using the Allocated CIO
Area Words Software Switches)
By allocated 16 Units max. (Unique words must be allocated using the user setup
DM Area words tables in the allocated DM Area words.)
By Configurator 16 Units max. (Unique words must be allocated using the Configurator.)
Fixed alloca- Fixed words in the CS/CJ-series DeviceNet Area in the CIO Area (any of
tions three settings).
User-set alloca- Any I/O memory (Set using the allocated DM Area words or Configura-
tions tor.)
Fixed alloca- Fixed words in the CS/CJ-series DeviceNet Area in the CIO Area (one of
tions three settings).
User-set alloca- Any I/O memory words (Set in allocated DM Area words or Configura-
tions tor.)
25 words/Unit (allocation for one Unit)
CPU Unit to DeviceNet Unit: 9 words for the software switches, 6 words
for the status area, 8 words for the registered slaves and normal slaves
tables
100 words/Unit (allocation for one Unit)
Scan List User Setup Table, Slave User Setup Table, Master I/O Alloca-
tion Reference Table, Slave I/O Allocation Reference Table, Detailed
Slave Status Table, etc.
CPU Unit to DeviceNet Unit: Table for communications cycle time set-
tings
Set the allocation size table for all slaves in any area when remote I/O
communications is set to user-set allocations from the setting in the allo-
cated DM Area words.
Model number
CS1W-DRM21(-V1)
CJ1W-DRM21
Specification
CJ1W-DRM21
CJ Series
CPU Rack or Expansion Rack
Section 1-3