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64
Component Names and Functions
Section 2-1
!Caution
Do not connect the 5-V power supply of Pin 6 to any external device other
than an NT-AL001-E Link Adapter. Otherwise, the external device and the
Serial Communications Board or Unit may be damaged.
The following cables are provided for connection to NT-AL001-E Link Adapt-
ers. We recommend that these cables be used.
NT-AL001-E connecting cables: XW2Z-070T-1 (0.7 m)
XW2Z-200T-1 (2 m)
Applicable Connectors
Plug:
XM2A-0901 (manufactured by OMRON) or equivalent
Hood:
XM2S-0911-E (manufactured by OMRON) or equivalent
One plug and one hood are provided for each port.
Recommended Cables
UL2426 AWG28
×
5P IFS-RVV-SB (UL-approved, Fujikura Ltd.)
AWG28
×
5P IFVV-SB (not UL-approved, Fujikura Ltd.)
UL2426-SB (MA) 5P
×
28AWG (7/0.127) (UL-approved, Hitachi Cable, Ltd.)
CO-MA-VV-SB 5P
×
28AWG (7/0.127) (not UL-approved, Hitachi Cable, Ltd.)
Cable length: 15 m max.
RS-422A/485 Port
Note
High-speed NT link is only available with Serial Communications Boards/Units
manufactured on or after December 20th, 1999. With earlier models, only
standard NT link is available.
Connector Pin Layout
Note
1.
When 2-wire connections are used, use Pins 1 and 2, or Pins 6 and 8.
Protocol
Host Link
Protocol macro
1:N NT Links
Communications
method
Full-duplex
Full-duplex or half-
duplex
Half-duplex
Synchronization
Start-stop synchronous (asynchronous)
Baud rate
1,200/2,400/4,800/
9,600/19,200/
38,400/57,600/
115,200 bps
1,200/2,400/4,800/
9,600/19,200/
38,400 bps
Standard NT link or
high-speed NT link
(See note.)
Connections
1:N (N: 32 Units max.)
1:N (N: 8 Units
max.)
Transmission dis-
tance
500 m max. (The total combined cable length is 500 m max. T-
branch lines must be a maximum of 10 m long.)
Interface
Complies with EIA RS-485
Pin No.
Abbreviation
Signal name
I/O
1 (see note 1)
SDA
Send data -
Output
2 (see note 1)
SDB
Send data +
Output
3
NC
Not used
---
4
NC
Not used
---
5
NC
Not used
---
6 (see note 1)
RDA
Receive data -
Input
7
NC
Not used
---
8 (see note 1)
RDB
Receive data +
Input
9
NC
Not used
---
Shell (see note 2)
FG
Shield
---
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...