752
Connections to Serial Communications Option Boards
Appendix F
1:1 Connections Using RS-422A/485 Port
1:N Connections Using RS-422A/485 Ports
5 V (+)
power (-)
D-sub, 9-pin
connector (male)
NT-AL001 Link Adapter
Shield
RS-232C
Interface
Signal
Pin
DIP Switch Settings
Pin 1: ON
Pin 2: ON
(terminating resistance)
Pin 3: OFF
Pin 4: OFF
Pin 5: OFF
Pin 6: OFF
Pin
CPU Unit
Computer
Terminal block
4-wire
Terminating resistance ON
Signal
Signal
Pin
Signal
RS-422A
/485
Option
Board
5 V (+)
power (-)
D-sub, 9-pin
connector (male)
NT-AL001 Link Adapter
Shield
RS-232C
Interface
DIP Switch Settings
Pin 1: ON
Pin 2: ON
(terminating resistance)
Pin 3: OFF
Pin 4: OFF
Pin 5: OFF
Pin 6: OFF
Pin
CPU Unit
Computer
Terminal block
CPU Unit
B500-AL001 Link Adapter
D-sub, 9-pin
connector (male)
Shield
Shield
Signal
RS-422A/
485
Option
Board
Signal
RS-422A/
485
Option
Board
Shield
Pin
Signal
Pin
Signal
Pin
Signal
Signal
Pin
Signal
Pin
4-wire
Terminating resistance OFF
4-wire
Terminating resistance ON
RS-422A/
485
Option
Board
Signal
Pin
Summary of Contents for CP1L-EL20DR-D
Page 3: ...CP1L EL20D CP1L EM30D CP1L EM40D CP1L EL EM CPU Unit Operation Manual Produced July 2017...
Page 4: ...iv...
Page 10: ...x...
Page 22: ...xxii...
Page 34: ...xxxiv Software Licenses and Copyrights 7...
Page 192: ...158 Trial Operation and Debugging Section 5 3...
Page 250: ...216 Automatic Clock Adjustment and Specifying Servers by Host Name Section 6 7...
Page 666: ...632 Trouble Shooting Section 11 7...
Page 696: ...662 Standard Models Appendix A...
Page 805: ...771 Connections to Serial Communications Option Boards Appendix F Connecting to Unit...
Page 806: ...772 Connections to Serial Communications Option Boards Appendix F...
Page 836: ...802 PLC Setup Appendix G...
Page 838: ...804 TCP Status Transitions Appendix H...
Page 840: ...806 Ethernet Network Parameters Appendix I...
Page 842: ...808 Buffer Configuration CP1L EL EM Appendix J...
Page 844: ...810 Ethernet Specifications Appendix K...
Page 851: ...Index 817 work words 118 write protection 447...
Page 852: ...818 Index...
Page 854: ...820 Revision History...
Page 855: ......