Bronkhorst®
Instruction Manual EL-PRESS™
9.17.101I
21
3.5.1.1
Interface status
Instruments with an EtherCAT® or PROFINET interface are equipped with a third LED (bi-color; green and red), to indicate the
status of the communication interface. This Status LED can give the following indications:
Pattern
Time
EtherCAT®
PROFINET
•
off
continuous
Power off or initializing
Interface not (yet) started
•
on, green
continuous
Normal operation
Normal operation, application relation
established with I/O controller
•
blinking,
green
0.2 sec on,
0.2 sec off
Pre-operational
Initializing
•
blinking, red
0.2 sec on,
0.2 sec off
Invalid state change
Link status OK, no application relation
with I/O controller
•
single flash,
red
0.2 sec on,
1 sec off
Invalid configuration
n/a
•
double flash,
red
0.2 sec on,
0.2 sec off,
0.2 sec on,
1 sec off
Communication timeout (e.g.
communication cable disconnected)
n/a
•
on, red
continuous
n/a
No link
Ethernet indicators
RJ-45 connection sockets on instruments with a EtherCAT® or PROFINET interface have two integrated LED indicators, with
standard Ethernet functionality:
Amber: Ethernet speed
Green: Ethernet link/activity
3.5.1.2
DeviceNet™ indications
DeviceNet™ instruments have two bi-color LEDs (green/red) to indicate network and module status. The indications below
replace the standard LED indications:
•
/
•
(green/red) Network status (NET; left)
•
/
•
(green/red) Module status (MOD; right)
The tables below list the different LED indications:
Network status
Pattern
Time
Indication
•
off
continuous
Power off or offline
•
on, green
continuous
Online , connected, link OK
•
blinking,
green
0.5 sec on,
0.5 sec off
Online, not connected; the instrument is online but has no connections to other
nodes or is not allocated to a master
•
blinking, red
0.5 sec on,
0.5 sec off
Connection timed out
•
on, red
continuous
Critical link failure; the device cannot connect to the network
