Operating Status - B&R BRCOMP1-0 Anwenderhandbuch

B&R COMPACT PLC
Status-LED
The Compact PLC is equipped with a red status LED which is used to indicate the various operating
states.
LED-Status
HI
LO
HI
LO
HI
LO
HI
LO
HI
LO
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Operating status

User program is running in RAM
CPU in HALT status
On-line unplugged during PROM programming
Error during user program execution
User program is running in PROM