LEDs
53/64
COM-C | Communication Module
DOC021001DG12EN | Revision 12 | English | 2011-06 | Released | Public
© Hilscher, 2002-2011
4.1.7 DeviceNet
Master
LED
Color
State
Meaning
yellow
Flashing cyclic at 1Hz
Device is in boot loader mode and is waiting for firmware download
yellow
Flashing cyclic at 5Hz
Firmware download is in progress
yellow
Flashing irregular (*)
Hardware or heavy runtime error detected
green
On
Communication is running, the device has established at least one
configured fieldbus connection
green
Flashing cyclic at 5Hz
No error in the configuration found, communication is stopped or
ready for communication but no connection to any Slave.
green
Flashing irregular (*)
Power Up: Configuration missing or faulty, device needs commission-
ing, Runtime: Host Watchdog timeout
SYS
-
Off
Device has no power supply or hardware defect
On
Device is online and has at least one connection in established state
green
Flashing
Device is online and has no connection in established state
On
Critical link failure; Device has detected a network error (duplicate
MAC-ID or bus off)
red
Flashing
Connection timeout
red/green Flashing
Communication faulted state
MNS
-
Off
Not powered, not online.
Table 32: LED DeviceNet Master (COM)
(*) 3 times fast at 5 Hz, 8 times between 0,5 Hz und 1 Hz
4.1.8 DeviceNet
Slave
LED
Color
State
Meaning
yellow
Flashing cyclic at 1Hz
Device is in boot loader mode and is waiting for firmware download
yellow
Flashing cyclic at 5Hz
Firmware download is in progress
yellow
Flashing irregular (*)
Hardware or heavy runtime error detected
green
On
Communication is running, the device has established one connec-
tion
green
Flashing cyclic at 5Hz
No error in the configuration found, ready for communication but no
established connection
green
Flashing irregular (*)
Power Up: Configuration missing or faulty, device needs commission-
ing, Runtime: Host Watchdog timeout
SYS
-
Off
Device has no power supply or hardware defect
On
Device is operational, online and connection is established
green
Flashing
Device is operational, online and connection is not established
On Critical
fault
red
Flashing
Minor fault
red/green Flashing
Communication faulted
MNS
-
Off
Not powered, not online
Table 33: LED DeviceNet Slave (COM)
(*) 3 times fast at 5 Hz, 8 times between 0,5 Hz und 1 Hz