Saia-Burgess Controls AG
Hardware manual for PCD3 series │ Document 26-789 ENG19│ 2018-06-29
Operating states
PCD3.Mxxx0 Classic CPU and expansion enclosure
3-32
3
3.11.1 LEDs and their meaning
5560
Saia PCD3.M
Batt
Run
Halt
Error
Power
User
Link
Run/Halt
Battery
modul
CPU type PCD3.Mxxxx
Operating condition Battery module Only these LEDs with the PCD3.M3xx0
LED Batt Run Stop Error Run/Halt Link User Power
Colour red green red yellow bi-colour yellow yellow yellow
Run
● ● ●
Run cond.
●/ ●/ ●
Run with error
● ● ● ● ●
Run cond. w. error
●/ ● ●/ ● ●
Stop
●
Stop with error
● ● ●
Stop
● ● ●
System diagnostics
●/ ●/ ●/ ●/ ●/ ●/
Batt./Super Cap
voltage is missing
●
Communication
●
= LED off ● = LED on ●/ = LED flashing