Omron CJ1M-CPU21 User Manual

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Function Support by Unit Version
CJ1-H/CJ1M CPU Units
Function CJ1-H CPU Units
(CJ1@-CPU@@H)
CJ1M CPU Units,
except low-end models
(CJ1M-CPU@@)
CJ1M CPU
Units, low-end
models
(CJ1M-
CPU11/21)
Pre-Ver. 2.0
CPU Units
CPU Units Ver.
2.0
Pre-Ver. 2.0
CPU Units
CPU Units Ver.
2.0
CPU Units Ver.
2.0
Downloading and Uploading
Individual Tasks
--- OK --- OK OK
Improved Read Protection
Using Passwords
--- OK --- OK OK
Write Protection from FINS
Commands Sent to CPU Units
via Networks
--- OK --- OK OK
Online Network Connections
without I/O Tables
OK, but only if
I/O table alloca-
tion at power
ON is set
OK OK, but only if
I/O table alloca-
tion at power
ON is set
OK OK
Communications through a
Maximum of 8 Network Levels
OK for up to 8
groups
OK for up to 64
groups
OK for up to 8
groups
OK for up to 64
groups
OK for up to 64
groups
Connecting Online to PLCs via
NS-series PTs
OK from lot
number 030201
OK OK from lot
number 030201
OK OK
Setting First Slot Words --- OK --- OK OK
Automatic Transfers at Power
ON without a Parameter File
--- OK --- OK OK
Automatic Detection of I/O Allo-
cation Method for Automatic
Transfer at Power ON
--- OK --- OK OK
Operation Start/End Times --- OK --- OK OK
New
Applica-
tion
Instruc-
tions
MILH, MILR, MILC --- OK --- OK OK
=DT, <>DT, <DT,
<=DT, >DT, >=DT
--- OK --- OK OK
BCMP2 --- OK OK OK OK
GRY OK from lot
number 030201
OK OK from lot
number 030201
OK OK
TPO --- OK --- OK OK
DSW, TKY, HKY,
MTR, 7SEG
--- OK --- OK OK
EXPLT, EGATR,
ESATR, ECHRD,
ECHWR
--- OK --- OK OK
Reading/Writing
CPU Bus Units with
IORD/IOWR
--- OK --- OK OK
PRV2 --- --- --- OK, but only for
models with
built-in I/O
OK, but only for
models with
built-in I/O

Omron CJ1M-CPU21 Specifications

General

Brand	Omron
Model	CJ1M-CPU21
Category	I/O Systems
Language	English