26
ETW
H
L
3s
T
0
t
8s
13s
LED
ON
OFF
3s
T
0
t
8s
13s
A1
ON
OFF
3s
T
0
t
8s
13s
The level probe can be changed to test mode at any time. With this it is easy to check the installation of
the level probe.
Activation test mode:
Connect the grey wire (ETW) with the supply voltage (+) and hold it > 13 seconds. During the test mode the
LED is flashing with 0.4 Hz frequency and the output pulsates accordingly.
With release of the grey wire (ETW) the test mode is stopped and the level probe returns to the previous
adjusted state.
Test operation KFI-5-1...ETW (1 Switching Point)
(LED flashing, f = 0.4 Hz)
Test function
f = 0.4 Hz
EN