Performance Test - Pepperl+Fuchs LAL-SRW Bedienungsanleitung

WARNING DEVICE
Operation
5.3

Performance test

Warning device
EN
An LED and relay test can be carried out to test the operation of the warning device.
To start the performance test, press the "ALARM RESET" button for approx. 3 seconds:
1.
2.
3.
4.
5.
Layer thickness sensor
Check of normal situation
1.
2.
3.
4.
Check of alarm situation
Suspend the sensor freely in midair.
The "HIGH OIL LEVEL" LED lights and, if applicable, an acoustic signal sounds.
Overflow sensor
Warning!
Danger of burning
The sensor tip is hot.
Do not touch.
Check of normal situation
1.
2.
3.
Check of alarm situation
Immerse the sensor in liquid (switch point must be immersed).
The red "OVERFLOW ALARM" LED lights and, if applicable, an acoustic signal sounds.
22 - EN
The control device switches to test mode,
all LEDs light up one after the other for 1 second,
both relays are activated one after the other for 1 second,
following this, an acoustic signal sounds and the
warning device returns to the current status.
Remove the sensor from the oil/petrol separator.
Wash and dry the sensor.
Take the sensor in your hand (without gloves).
Only touch the upper and lower metal section.
The green "SYSTEM OK" LED lights up or flashes at the warning device.
Remove the sensor from the oil/petrol separator.
Wash and dry the sensor.
Suspend the sensor freely in midair.
The green "SYSTEM OK" LED lights up or flashes at the warning device.