Omron CS1W-MCH71 -, Operation Manual

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32
Nomenclature and Functions
Section 3-1
3-1 Nomenclature and Functions
3-1-1 Nomenclature
LED Indicators
Note When the ERC or ERH indicator is lit, these four indicators show the internal
error status.
Unit Number Setting
Switch Several MC Units can be mounted on one CS/CJ series PLC.
It is necessary to set the unit numbers to identify these units when several MC
or CPU Bus Units are mounted.
LED Indicators
T.B connector,
SSI connector
(Cannot be used)
I/O connector
MECHATROLINK-II
connector
UNIT No.
Setting switch
Name Color Status Content
RUN
(RUN) Green Lit Motion Control Unit is operating normally.
Not lit Not recognized by PLC, or MC Unit is broken.
ERC
(MC Unit Error) Red Lit An error has occurred in the MC Unit.
Not lit MC Unit is operating normally.
ERH
(CPU Unit Error) Red Lit An error has occurred in the CPU Unit.
Not lit CPU Unit is operating normally.
ER1 (See note.)
(Internal error status) Yellow Lit An internal error has occurred.
Not lit MC Unit is operating normally.
ER2 (See note.)
(Internal error status) Yellow Lit An internal error has occurred.
Not lit MC Unit is operating normally.
ER3 (See note.)
(Internal error status) Yellow Lit An internal error has occurred.
Not lit MC Unit is operating normally.
ER4 (See note.)
(Internal error status) Yellow Lit An internal error has occurred.
Not lit MC Unit is operating normally.
SSI Yellow Lit Not used.
Not lit Not used.
MLK
(MECHATROLINK-II) Yellow Lit MLK is operating normally.
Not lit An error has occurred in the MLK.