Table 6-3 Controller state and display LED
【Single operation】
Controller state
DL-WAIT
HALT
RUN
HOLD
ERR
Battery voltage low or no
battery
Battery voltage normal
and Shutdown capacitor is
charging
Battery voltage normal
and Shutdown capacitor
complete charging
:Light On /
:Blink /
●
◎
(Note) Check ERR with the special register (S register) and the error log.
【Duplex operation】
Controller state
DL-WAIT
HALT
ODD-RUN
MASTER-RUN
SLAVE-RUN
EQL-SEND-RUN
EQL-RCV-RUN
HOLD
ERR
Battery voltage low or no
battery
Battery voltage normal
and Shutdown capacitor is
charging
Battery voltage normal
and Shutdown capacitor
complete charging
●
◎
:Light On /
:Blink /
(Note) Check ERR with the special register (S register) and the error log.
LED display
RUN
ONL
STBY
HALT
Green Green Green Green
○
○
○
◎
○
○
○
●
●
○
○
○
◎
○
○
◎
○
○
○
○
-
-
-
-
-
-
-
-
-
-
-
-
:Light Off / -:Controller state and LED display are unrelated
○
LED display
RUN
ONL
STBY
HALT
Gree
Green
Green Green
n
○
○
○
◎
○
○
○
●
●
●
○
○
●
●
○
○
●
○
●
○
●
◎
○
○
●
○
◎
○
◎
○
○
◎
○
○
○
○
-
-
-
-
-
-
-
-
-
-
-
-
○
:Light Off / -:Controller state and LED display are unrelated
ERR
BATT
LED layout
Red
Green
○
-
RUN ONL STBY
○
-
○
○
-
○
◎
-
HALT ERR BATT
●
-
-
○
-
◎
-
●
ERR
BATT
LED layout
Red
Green
○
-
RUN ONL STBY
○
○
-
○
-
○
○
-
HALT ERR BATT
○
-
○
-
○
-
◎
-
●
-
-
○
-
◎
-
●
Unified controller nv series controller unit instruction manual
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