Omron SYSMAC CJ1W-SCU21-V1, Руководство по эксплуатации

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Component Names and Functions Section 2-1
2-1-2 CS-series Serial Communications Unit
Indicators
CS1W-SCU21-V1
Indicators
Port 1
RS-232C
Unit number
switch
Port 2
RS-232C
SCU21-V1
RUN
ERC
SD1
RD1
RDY
ERH
SD2
RD2
PORT1
PORT2
UNIT
No.
FEDC
BA987
654
3210
SCU31-V1
RUN
ERC
SD1
RD1
TER1
RDY
ERH
SD2
RD2
TER2
UNIT
No.
FEDC
BA987
654
3210
WIRE 2
TERM OFF
ON
4
4
ON
PORT1
(RS422
/485)
WIRE 2
TERM OFF
PORT2
(RS422
/485)
CS1W-SCU31-V1
Terminating resistance switch
(for port 1)
2-wire or 4-wire switch
(for port 1)
Port 1
RS-422A/485
Terminating resistance switch
(for port 2)
2-wire or 4-wire switch
(for port 2)
Port 2
RS-422A/485
Indicator Color Status Meaning
RUN Green Lit Operating normally
Not lit Unit hardware error.
RDY Green Lit Protocol macro preparations have been com-
pleted.
Flashing Protocol macros are being prepared. (see note
1)
Not lit Hardware error in Serial Communications Unit.
ERH Red Lit CPU Unit error, or this Unit has not been regis-
tered in the I/O table. Routing tables incor-
rectly registered in the Unit.
Flashing System Setup error (see note 2)
Not lit CPU Unit is operating normally and the Setup
Area settings are normal.
ERC Red Lit Unit hardware error, or loopback test error
Flashing Protocol data syntax error or protocol data
error (SUM error).
Not lit Unit is operating normally.
SD1 Yellow Lit Port 1 is being used for sending.
Not lit Port 1 is not being used for sending.
RD1 Yellow Lit Port 1 is being used for receiving.
Not lit Port 1 is not being used for receiving.
TER1 (see
note 3) Yellow Lit Terminating resistance is connected internally
for port 1.
Not lit Terminating resistance is not connected inter-
nally for port 1.
SD2 Yellow Lit Port 2 is being used for sending.
Not lit Port 2 is not being used for sending.
RD2 Yellow Lit Port 2 is being used for sending.
Not lit Port 2 is not being used for sending.
TER2 (see
note 3) Yellow Lit Terminating resistance is connected internally
for port 2.
Not lit Terminating resistance is not connected inter-
nally for port 2.