Omron CS1W-CLK12-V1 Operation Manual page 294

CS-series Optical Bus Controller Link Units
Component Names and Functions
Optical Unit Indicators
Name Color
RUN Green
(operating)
P/S Green
(power supply)
ERC (communica- Red
tions error)
ERH Red
(PLC error)
INS Yellow
(network participation)
SD Yellow
(send)
RD Yellow
(receive)
M/A Yellow
(data link mode)
LNK Yellow
(data link)
Note Even when the local node does not participate in the data link, the indicator will be lit if there are manu-
ally set data links active on the network.
Appendix C
Indicators
LED indicators that display the Unit and network status.
Unit number switches
Two rotary switches. The unit number is set in single-digit
hexadecimal for the network to which the PLC is connected.
Node address switches
Two rotary switches. The node address of the Unit on the
Controller Link Network is set in 2-digit decimal.
Optical connectors
Connectors to connect to the Controller Link Network communications
cable (H-PCF optical fiber cable).
Power Supply Terminal Block
Connect the backup battery for the node bypass function.
Status
Lit Unit operating normally.
Not lit Unit error.
Lit Backup power is being supplied.
Not lit Backup power is not being supplied.
Lit Communications error, node address setting error, hardware error or a connection error
between the Optical Controller Link Unit and SYSMAC LINK.
Not lit Normal operation
Lit PLC error, PLC interface error, EEPROM error, unit number error, or I/O table not set.
Not lit No error.
Lit Unit is participating (inserted) in the network.
Not lit Unit is not participating (inserted) in the network.
Lit Data transmission.
Not lit No data transmission.
Lit Data reception.
Not lit No data reception.
Lit Manual
(See note.)
Not lit Automatic
Lit Data links participating.
Flashing Error in data link table.
Not lit Not in a data link or data link inactive.
(Refer to p. 41, 202.)
(Refer to p. 67.)
(Refer to p. 68.)
(Refer to p. 54.)
(Refer to p. 64.)
Meaning
Note:
M/A is always not lit when data links are not active in the network.
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