![background image](http://html1.mh-extra.com/html/omron/sysmac-cj1w-scu21-v1/sysmac-cj1w-scu21-v1_operation-manual_743586122.webp)
93
Installing Serial Communications Units
Section 3-2
3-2-3
CJ-series Serial Communications Unit
1,2,3...
1.
Align the connectors properly and then press in on the Unit to connect it.
2.
Slide the sliders on the top and bottom of the Unit until they lock the Units
together.
Note
If the sliders are not locked properly, the Serial Communications Units may
not function correctly.
To remove the Unit, move the sliders to the release position and then pull the
Units gently apart.
PA205R
POWER
INPUT
AC100-240V
L2/N
L1
DC24V
AC240V
OUTPUT
RUN
PERIPHERAL
ERR/ALM
RUN
INH
COMM
PRPHL
CONTROLLER
CJ1G-CPU44
SYSMAC
PROGRAMMABLE
PORT
OPEN
BUSY
MCPWR
2
ON
4
TERM
RD2
SD2
RDY
NO.
UNIT
ERH
OFF
WIRE
01
23
4567
8
9A
BCD
EF
ERC
RUN
SCU41
RD1
TER1
SD1
PORT1
(RS422
/485)
PORT2
Connector
PA205R
POWER
INPUT
AC100-240V
L2/N
L1
DC24V
AC240V
OUTPUT
RUN
PERIPHERAL
ERR/ALM
RUN
INH
COMM
PRPHL
CONTROLLER
CJ1G-CPU44
SYSMAC
PROGRAMMABLE
PORT
OPEN
BUSY
MCPWR
2
ON
4
TERM
RD2
SD2
RDY
NO.
UNIT
ERH
OFF
WIRE
01
23
4567
8
9A
BCD
EF
ERC
RUN
SCU41
RD1
TER1
SD1
PORT1
(RS422
/485)
PORT2
Slider
Lock
Release
Summary of Contents for SYSMAC CJ1W-SCU21-V1
Page 3: ...iv...
Page 5: ...vi...
Page 9: ...x...
Page 15: ...xvi...
Page 89: ...60 Basic Operating Procedure Section 1 9...
Page 151: ...122 RS 232C and RS 422A 485 Wiring Section 3 4...
Page 173: ...144 Host Link Function for Replacing Existing PLCs Section 4 6...
Page 223: ...194 Enhanced Protocol Macro Functions Section 5 6...
Page 277: ...248 Communications Frames Section 6 8...
Page 291: ...262 Basic Operating Procedure in No protocol Mode Section 7 4...
Page 301: ...272 Auxiliary Area and CIO Area Allocations Section 8 3...
Page 391: ...362 Introduction Appendix A...
Page 421: ...392 CompoWay F Master Protocol Appendix B...
Page 513: ...484 E5 K Digital Controller Read Protocol Appendix F...
Page 571: ...542 E5ZE Temperature Controller Write Protocol Appendix I...
Page 587: ...558 E5 J Temperature Controller Protocol Appendix J...
Page 627: ...598 ES100 Digital Controller Protocol Appendix K...
Page 661: ...632 V500 V520 Bar Code Reader Protocol Appendix M...
Page 697: ...668 3Z4L Laser Micrometer Protocol Appendix N...
Page 717: ...688 Visual Inspection System Protocol Appendix O...
Page 755: ...726 V600 V620 ID Controller Protocol Appendix P...
Page 763: ...734 Hayes Modem AT Command Protocol Appendix Q...
Page 767: ...738 Changing Communications Port Settings Using STUP 237 Appendix R...
Page 781: ...752 Revision History...