Function Of Leds - Endress+Hauser FTW33 Betriebsanleitung

Liquipoint FTW33
Position LEDs
Yellow LED (ye)
2
lit
Red LED (rd)
3
flashing
lit
For the metallic housing cover (IP69K), there is no external signaling via LEDs. A
connecting cable with an M12 connector and LED display can be ordered as an accessory,
see "Accessories" section →  41.
7.2.1

Function of LEDs

Operating modes
Sensor
gn
1
4
1
2
3
ye1
2
gn
ye2
gn
3
3
2 1
gn
4
1: LEDs on housing cover with M12 connector
2: LEDs on M12 connector
3: LEDs on housing cover with valve plug
4: LEDs on housing cover with cable
LED colors:
gn = green, ye = yellow, rd = red
Endress+Hauser
Description of function
Valve plug / cable
Indicates the switching state:
• MAX operating mode (overfill prevention): sensor is not covered by liquid
• MIN operating mode (dry running protection): the sensor is covered by liquid
Warning/maintenance required: Error can be rectified, e.g. incorrect wiring
Fault/device failure: Error cannot be rectified, e.g. electronic error
MAX
free covered
MIN
free covered
Symbols/Description
not lit
lit
flashing
Fault/warning
Commissioning
Warning Fault
37