Watlow Series PD - Manual (Page 160)

Steady Green
Device
operational
If the device is operating correctly, the
module status indicator shall be steady
green.
Flashing
Green
Standby
If the device has not been configured, the
module status indicator shall be
flashing green.
Flashing Red Minor fault
If the device has detected a recoverable
minor fault, the module status indicator
shall be flashing red.
NOTE: An incorrect or inconsistent
configuration would be considered a
minor fault.
Steady Red Major fault
If the device has detected a non-recoverable
major fault, the module status
indicator shall be steady red.
Flashing
Green /
Red
Self-test
While the device is performing its power up
testing, the module status indicator
shall be flashing green / red.
Network Status Indicators
Steady Off
Not powered,
no IP address
If the device does not have an IP address (or is
powered off), the network status indicator shall be
steady off.
Flashing Green No connections
If the device has no established connections, but
has obtained an IP address,
the network status indicator shall be flashing
green.
Steady Green Connected
If the device has at least one established
connection (even to the Message
Router), the network status indicator shall be
steady green.
Flashing Red
Connection
timeout
If one or more of the connections in which this
device is the target has timed
out, the network status indicator shall be flashing
red. This shall be left only
if all timed out connections are reestablished or if
the device is reset.
Steady Red Duplicate IP
If the device has detected that its IP address is
already in use, the network
status indicator shall be steady red.
Flashing Green
/ Red
Self-test
While the device is performing its power up
testing, the network status
indicator shall be flashing green / red.
Figure 2.2.5b
158