Note-3:
When alarm occur the alarm color shall be follow as below:
“CLOSE” Contact = “Green” , Display change to close
“OPEN” Contact =”Red”, Display change to open
Fault Signal “ON” = “Yellow” blinking
When acknowledged alarm, a blinking will be stopped. Alarm color will be remained if still alarming. When alarm returns to normal, the alarm is still Red until PB alarm reset, Red color will change to Black color in normal.