30
Manual – MOVI-PLC® advanced DHE41B/DHF41B/DHR41B Controller
4
Installing the MOVI-PLC® advanced DHF41B controller
Mounting/Installation Instructions
LED L15 (PIO)
The LED
L15 (Polled I/O)
monitors the polled I/O connection.
LED L16
(Mod/Net)
The function of the LED
L16 (Mod/Net
= Module/Network Status) described in the fol-
lowing table is specified in the DeviceNet specification.
Status of the
LED L15
Status
Meaning
Flashing
green
(125 ms
cycle)
DUP-MAC check
Unit is performing DUP-MAC check
Off
Not switched on / off-line but
not DUP-MAC check
•
Unit is off-line
•
Unit is switched off
Flashing
green
(1 s cycle)
Online and in operational
mode
•
Unit is on-line
•
DUP MAC check performed successfully
•
A polled I/O connection is being established with a
master (configuring state)
•
Missing, incorrect or incomplete configuration
Lights up
green
Online, operational mode
and connected
•
Online
•
A polled I/O connection has been established (estab-
lished state)
Flashing red
(1 s cycle)
Minor fault or connection tim-
eout
•
Invalid baud rate set via DIP switches
•
A correctable fault has occurred
•
Polled I/O connection is in timeout status
Red light
Critical fault or critical link
failure
•
An error that cannot be corrected has occurred
•
BusOff
•
DUP-MAC check has detected an error
Status of the
LED L16
Status
Meaning
Off
Not switched on / OffLine
•
Unit is off-line
•
Unit performs DUP MAC check
•
Unit is switched off
Flashing
green
(1 s cycle)
Online and in operational
mode
•
The unit is on-line and no connection has been estab-
lished
•
DUP MAC check performed successfully
•
A connection has not yet been established with a mas-
ter
•
Missing, incorrect or incomplete configuration
Lights up
green
Online, operational mode
and connected
•
Online
•
Connection to a master has been established
•
Connection is active (established state)
Flashing red
(1 s cycle)
Minor fault or connection tim-
eout
•
A correctable fault has occurred
•
Polled I/O or/and bit-strobe I/O connection are in time-
out status
•
DUP-MAC check has detected an error
Red light
Critical fault or critical link
failure
•
A correctable fault has occurred
•
BusOff
•
DUP-MAC check has detected an error