Omron C200HW-CLK21 ユーザーズマニュアル

1.

SR 253 to SR 255 cannot be written at the source node, even if they are
specified by the RECV instruction’s beginning receive word at the source
node.

2.

For details on extended DM Area, refer to the operation manual for the PLC
model that is being used.

Note CMND cannot be used with C200HX/HG/HE PLCs.

DM Area

DM 0000 to DM 6655

Extended DM Area

EM 0000 to EM 6143 (See note 2.)

Do you want to easily read from 
or write to the I/O memory area?

Do you want to intermittently read 
from a memory area?

Aside from memory areas, do you
want to write the following kinds of
data?
PLC internal clock 
File Memory

Do you want to read the following
kinds of data?
PLC model
PLC status
Cycle time
Messages
Errors
Forced set/reset status

 

Do you want to change the PLC's 
operating mode?

Do you want to force set/reset bit 
status?

Use SEND and RECV.

YES

Use CMND. (See note.)

YES

YES

YES

YES