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TDK-Lambda
EZA11K series
Quick Manual / Practical(I)
6) External signal connector CN pin assignment
The pin assignment of the external signal connector CN is shown below.
Pin 13 is reserved, do not connect.
7) Emergency stop
If you want to stop EZA immediately due to some trouble, short the CN pin 5 to the SG
potential regardless of the operation via RS-485 or CN. This will cause EZA to stop the main
converter, issue a heavy alarm and enter standby mode. To restart, open pin 5 and clear the
alarm.
For details such as electrical specifications, refer to p11 and p12 of the
instruction manual.
To clear the heavy alarm, (1) short CN pin 11 to SG potential, (2) Press
the reset switch on the front panel, (3) Send a reset command via RS-485.
