Lenze · E94AYCET communication module (EtherCAT®) · Communication Manual · DMS 10.2 EN · 11/2018 · TD06 87
12 Diagnostics
12.1 LED status displays
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12.1.2 EtherCAT status displays
EtherCAT status displays are indicated by the LEDs RUN and ERR.
•The RUN LED shows the current state of the EtherCAT state machine
( 59).
•The ERR LED shows the current EtherCAT error.
[12-2] EtherCAT status displays
E94AYCET001E
LED Colour Status Description
RUN Green Off The communication module is not active on the fieldbus or is in the "Init"
state.
Blinking
"Pre-operational" status is active:
• Access to parameters and objects is possible.
• No process data exchange.
blinking once
(single flash)
"Safe-operational" status is active:
• The data are not yet active in the standard device.
On
The communication module is in the "Operational" state.
1000 ms
200 ms
200 ms
1000 ms
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