Trouble shooting
7
Led 7
Led 8
Led 6
Led 1: ON -> "O1" Dry Contact in short circuit -> Unit "A" is ON
Led 1: OFF -> "O1" Dry Contact in open circuit -> Unit "A" is OFF
Led 2: ON -> "O2" Dry Contact in short circuit -> Unit "B" is ON
Led 2: OFF -> "O2" Dry Contact in open circuit -> Unit "B" is OFF
Led 3: ON -> "O3" Dry Contact in short circuit -> Unit "A" is in NORMAL state
Led 3: OFF -> "O3" Dry Contact in open circuit -> Unit "A" is in ALARM state
Led 4: ON -> "O4" Dry Contact in short circuit -> Unit "B" is in NORMAL state
Led 4: OFF -> "O4" Dry Contact in open circuit -> Unit "B" is in ALARM state
Led 5: ON -> internal 3,3 Vdc supply voltage is present
Led 5: OFF -> internal 3,3 Vdc supply voltage is not present (ABNORMAL state).
Led 6: ON -> internal 5 Vdc supply voltage is present
Led 6: OFF -> internal 5 Vdc supply voltage is not present (ABNORMAL state).
Led 7: Blinking -> Communication with unit "A" present
Led 7: steady ON or OFF -> Communication with unit "A" missing (ABNORMAL state).
Led 8: Blinking -> Communication with unit "B" present
Led 8: steady ON or OFF -> Communication with unit "B" missing (ABNORMAL state).
Led 5
Led 1
Led 2
13
Led 3
Led 4
EN
Made in Italy