1:N Nt Link Connections With Programmable Terminals - Omron CP1L-EL20DR-D Operation Manual

Connections to Serial Communications Option Boards
CPU Unit
Pin
Signal
RS-422A/
485 Option
Board
4-wire
Terminal block
Terminating
resistance ON

1:N NT Link Connections with Programmable Terminals

Direct Connections from RS-232C to RS-232C Ports
CPU Unit
Signal Pin
Hood
RS-232C
Option
Board
D-sub, 9-pin
connector (male)
• Communications Mode: Host Link (unit number 0 only for Host Link)
NT Link (1:N, N = 1 Unit only)
• OMRON Cables with Connectors:
XW2Z-070T-1: 0.7 m
XW2Z-200T-1: 2 m
762
NT-AL001 Link Adapter
Pin Signal Signal
RS-422A
Shield
DIP Switch
D-sub, 9-pin con-
nector (male)
Pin 2: OFF,
otherwise
same as below.
NT-AL001 Link Adapter
Pin Signal Signal
Shield
Terminal block D-sub, 9-pin
connector
(male)
DIP Switch
Pin 1: ON
Pin 2: ON (terminating
resistance)
Pin 3: OFF
Pin 4: OFF
Pin 5: OFF
Pin 6: ON
PT
Pin Signal
Hood
RS-232C
Interface
D-sub, 9-pin
connector (male)
Shield
Signal
Pin
RS-232C
RS-232C
Interface
(+) 5 V
(-) power
Shield
Pin
Signal
RS-232C
RS-232C
Interface
(+) 5 V
(-) power
Appendix F