![Omron SYSMAC CJ1W-SCU21-V1 Operation Manual Download Page 46](http://html1.mh-extra.com/html/omron/sysmac-cj1w-scu21-v1/sysmac-cj1w-scu21-v1_operation-manual_743586046.webp)
17
System Configurations
Section 1-5
1:N
Port:
RS-232C
CS1W-SCB21-
V1
Port 1 or 2
Host computer
to PLC
(RS-422A/485
section: 4-wire):
C-mode or
FINS
commands
PLC to Host
computer:
Commands
cannot be sent.
CS1W-SCB41-
V1
Port 1
NT-AL001-E
Converting
Link Adapter
Converts
between
RS-232C and
RS-422A/485
5-V power
supply
For NT-AL001-E
Link Adapter
CS1W-SCU21-
V1
Port 1 or 2
CJ1W-SCU21-
V1
Port 1 or 2
CJ1W-SCU41-
V1
Port 2
NT-AL001-E
Converting
Link Adapter
Converts
between
RS-232C and
RS-422A/485
5-V power
supply
For NT-AL001-E
Link Adapter
1:N
Port:
RS-422A/
485
Connection to Serial Communications Board
CS1W-SCB41-
V1
Port 2
Host computer
to PLC
(4-wire only):
C-mode or
FINS
commands
PLC to Host
computer:
Commands
cannot be sent.
NT-AL001-E
Converting
Link Adapter
RS-232C
⇔
RS422A/485
5-V power
supply
For NT-AL001-E
Link Adapter
Connection to Serial Communications Unit
CS1W-SCU31-
V1
Port 1 or 2
CJ1W-SCU31-
V1
Port 1 or 2
CJ1W-SCU41-
V1
Port 1
NT-AL001-E
Converting
Link Adapter
RS-232C
⇔
RS422A/485
5-V power
supply
For NT-AL001-E
Link Adapter
PLC:
Com-
puter
Connection configuration
Required
devices
Connected
serial
port/Remarks
Possible com-
mand flow
Connection to Serial Communications Board.
Resistance ON,
5-V power
Resistance
ON
Note 3.
Note 2.
NT-AL001-E
Connection to Serial Communications Unit.
Resistance ON,
5-V power
Resistance
ON
Note 3.
Note 2.
NT-AL001-E
Resistance ON,
5-V power
Resistance ON
Note 3.
Note 2.
Note 4.
Resistance ON,
5-V power
Resistance ON
Note 3.
Note 2.
Note 4.
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...