6
Behaviour in case of alarm
Leakage sensor Leak
• Version: 03.08.2017 • Errors and technical modifications subject to change without notice.
1. Disconnect the device from voltage supply (disconnect the mains plug).
2. Open the casing of the evaluation unit (four screws under the cover and in the cor-
ners of the casing)
3. Replace the seal on the alarm output with the enclosed cable bushing and insert
the alarm line into the casing.
4. Connect the output device to the relay contact. Please observe the
internal view
in
the figure below.
5. Close the casing.
6. Connect the mains supply line. Line voltage 230 V AC, 50 Hz.
7. The device is ready for operation.
3.
Behaviour in case of alarm
The alarm will be triggered if there is water between the electrodes of the probe for
more than 3 seconds. If there is no more water contact detected on the electrodes, the
alarm will continue for 1 additional minute (follow-up time).
Operation
state
Water
between the
electrodes?
Beeping
sound (once
per second)
‘Alarm’
LED (red)
Output relay
setting
No alarm
No
No
off
NC – Com
Alarm
Yes
sustained
on
NO – Com
Alarm
Follow-up
time
no (1 minute fol-
low-up time)
short:
on
NO – Com
Fig. 4 Inside view
1) Mains supply line (mains
supply 230 V AC, 50 Hz)
2) Bushing for alarm output line
3) BNC terminal for the probe
4) Loudspeaker
5) LEDs:
Alarm (red during alarm and
follow-up time),
Power (green)
6) Alarm output:
potential-free changeover
contact NC/Com/NO
2
5
1
6
3
4
