Pepperl+Fuchs LAL-SRW, Manual

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WARNING DEVICE
Operation
EN
5 Operation
5.1 Alarm messages
The warning device provides an acoustic warning and visual display of an alarm state or sensor
fault. The corresponding LEDs, "OVERFLOW ALARM" or "HIGH OIL LEVEL", light up until
normal state has been reached again.
Yellow LED "SUPPLY"
Green LED "SYSTEM OK"
Red LED "OVERFLOW ALARM"
Red LED "HIGH OIL LEVEL"
Red LED "SLUDGE ALARM"
5.2 Resetting alarm message
Press the "ALARM RESET" button to reset an alarm from the past (flashing green LED).
If the alarm state is still pending, pressing the "ALARM RESET" button resets the acoustic
alarm and the corresponding relay 1 and/or 2. The LEDs of the sensors continue to light
up/flash.
If DIP switch 6 is set to ON, the alarm will be repeated after 24 hours.
Continuously lit Mains voltage is applied to device. Device in operation
Flashing Commissioning of overflow sensor
Continuously lit No fault or alarm active
Flashing No fault of alarm active; a fault or alarm was pending in the
past.
Continuously lit Alarm active, sensor is covered with liquid.
Flashing Internal sensor fault, lead breakage or short-circuit
Continuously lit Alarm active, sensor is covered with oil.
Flashing Internal sensor fault, lead breakage or short-circuit
Continuously lit Alarm active, sensor is covered with sludge.
Flashing Internal sensor fault, lead breakage or short-circuit