592
Connections to Serial Communications Option Boards
Appendix F
1:1 Connections Using RS-422A/485 Ports
Signal Pin
CPU Unit
RS-422A
/485
Option
Board
Device supporting
RS-422A/485
communications
(2-wire)
Serial Communications Board/Unit
Device supporting
RS-422A/485
communications
(4-wire)
Shield
Terminal block
Signal
Signal Pin
Shield
Signal
5-V (+)
power (-)
D-sub, 9-pin
connector (male)
NT-AL001-E Link Adapter
Signal
DIP Switch Settings
Pin 1: ON
Pin 2: ON
(terminating resistance)
Pin 3: OFF
Pin 4: OFF
Pin 5: OFF
Pin 6: OFF
Computer
RS-232C
Signal Pin
RS-422A
/485 in-
terface
RS-422A
/485 in-
terface
Signal Pin
Pin Signal
Shield
RS-422A
Terminal block
RS-422A
/485
Option
Board
RS-422A
/485 in-
terface
CPU Unit
Terminal block
RS-422A
/485 in-
terface
Summary of Contents for CP1L - 12-2007
Page 3: ...iv...
Page 9: ...x...
Page 13: ...xiv TABLE OF CONTENTS...
Page 21: ...xxii...
Page 33: ...xxxiv Conformance to EC Directives 6...
Page 65: ...32 Function Blocks Section 1 5...
Page 428: ...395 Clock Section 6 9...
Page 429: ...396 Clock Section 6 9...
Page 523: ...488 Troubleshooting Unit Errors Section 9 4...
Page 531: ...496 Replacing User serviceable Parts Section 10 2...
Page 563: ...528 Auxiliary Area Allocations by Function Appendix C...
Page 611: ...576 Auxiliary Area Allocations by Address Appendix D...
Page 638: ...603 Connections to Serial Communications Option Boards Appendix F Connecting to Unit...
Page 639: ...604 Connections to Serial Communications Option Boards Appendix F...
Page 669: ...634 Index...
Page 671: ...636 Revision History...