Omron SYSMAC CVM1 Series Operation Manual page 94

Link Adapter Specifications
Internal Structure
RS-232C
Pin
Name
1 FG
2 SD
OR/
3 RD Switching
circuit
4 RS
5 CS
Exter-
6 DR
nal
CTS
Selector
7 SG
0 V
8 CD
20 ER 0 V 0 V
Send
Receive
3G2A9-AL004-(P)E Link Adapter
Cable Length (Maximum)
Cable type
APF 20 m
PCF 200 m
APF: All Plastic Optical Fiber Cable
PCF: Plastic Clad Optical Fiber Cable
Note (1) Always place the protective caps on unused optical connectors.
(2) Never use the Link Adapter with the Terminal Block Cover removed. Attach the Terminal Block Cover
securely.
(3) When the Link Adapter is installed in an office or on a desk, take steps to prevent the power supply
terminals from being touched accidentally, which can cause an electric shock.
RS-422
Pin
Name
9 SDA
5 SDB
6 RDA
1 RDB
3
7
0 V
Terminating resistance
5 V
24 V
Fuse
3G2A9-AL004-PE
Cannot be connected.
800 m
● CTS (CS) Selector
Set to 0 V to have the clear-to-send
(CTS) signal always ON. Set to
external to receive an external CTS
signal.
● Terminating Resistance Selector
When set to ON, connects the built-
SG
in terminating resistance (220 Ω);
FG
when set to OFF, disconnects it.
● Power Supply Connection
N2
200
AC power
VAC
supply
N1
100
VAC
H
LG
Ground to
100 Ω or less.
FG
The fuse is in the power supply's
common line, so connect the hot
line to the common terminal when
wiring the AC power supply.
3G2A9-AL004-E
Appendix B
100 V 200 V
Neutral line
Neutral line
Hot line Hot line
79