Specifications

 

 

Section 1-3

 

 

 

 

 

 

Item

 

Specification

 

 

 

 

 

Words allo-

DeviceNet

When

Fixed alloca-

Fixed words in the CS/CJ-series DeviceNet Area in the CIO Area

cated in the

remote I/O

used as

tions

(any of three settings).

CPU Unit

communi-

a Master

 

 

User-set alloca-

Any I/O memory (Set using the allocated DM Area words or Con-

 

cations

 

 

 

tions

figurator.)

 

 

 

 

 

 

 

 

 

 

When

Fixed alloca-

Fixed words in the CS/CJ-series DeviceNet Area in the CIO Area

 

 

used as

tions

(one of three settings).

 

 

a Slave

 

 

 

 

User-set alloca-

Any I/O memory words (Set in allocated DM Area words or Con-

 

 

 

 

 

 

tions

figurator.)

 

 

 

 

 

 

CIO Area words allocated for the CPU

25 words/Unit (allocation for one Unit)

 

Bus 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

 

 

 

 

DM Area words allocated for the CPU

100 words/Unit (allocation for one Unit)

 

Bus Unit

 

 

 

 

 

 

Scan List User Setup Table, Slave User Setup Table, Master I/O

 

 

 

 

 

 

 

 

Allocation Reference Table, Slave I/O Allocation Reference

 

 

 

 

Table, Detailed Slave Status Table, etc.

 

 

 

 

CPU Unit to DeviceNet Unit: Table for communications cycle time

 

 

 

 

settings

 

 

 

 

 

Other I/O memory

 

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 allocated DM Area words.

 

 

 

 

 

 

 

 

 

 

Item

 

Specifications

 

 

Supported connections (communications)

• Remote I/O communications (master and slave): Master/slave

 

 

 

 

connection (poll, bit-strobe, COS, cyclic)

 

 

 

 

• Explicit message and FINS message communications: Explicit

 

 

 

 

connection

 

 

 

 

All conform to DeviceNet communications standards.

 

 

 

 

 

22

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Image 37
Omron CJ1W-DRM21, CS1W-DRM21 operation manual Figurator, Specifications