tirb45e1  (2019-02) CDGxxxDxx.cp    11 
 
 
 
 
 
Displays the operating status. 
 
green 
INIT (initialization status) or no power applied to device. 
blinking 
(200 ms on  
PREOP (pre-operational status). 
single flash 
(200 ms on 
1000 ms off)
 
SAFEOP (safe-operational status). 
Communication of cyclic data transfer running. Input 
values available, output values written to the device but not 
updated on device output. 
 
 
 
Displays the error content. 
 
red 
No error or no power applied to device. 
blinking 
(200 ms on  
Error occurred (see error parameter). 
single flash 
(200 ms on 
Slave device application has changed the EtherCAT state 
autonomously, due to local error (see error parameter). 
double flash 
(200 ms on 
200 ms off 
200 ms on 
An application watchdog timeout has occurred. 
Sync Manager Watchdog timeout or communication 
timeout occurred. 
on  A critical communication or application controller error has 
occurred. Application controller is not responding any more 
(PDI Watchdog Timeout detected by ESC) 
 
 
 
Displays the input status. 
 
green 
Port not connected or no power applied to device. 
Port connected and communication active. 
Port connected but no communication. 
 
 
 
Displays the output status. 
 
green 
Port not connected or no power applied to device. 
Port connected and communication active. 
Port connected but no communication. 
 
 
 
 
3.3  Indicators and Switches 
3.3.1  <RUN> LED 
 
3.3.2  <ERR> LED 
 
3.3.3  <LA> LED (<IN> Port) 
 
3.3.4  <LA> LED (<OUT> Port)