IFM LR8000 - 14�3 Pumping Station

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• If the level reaches SP2, output 2 switches (upper preset value reached, finish
refilling)�
• If the level is below SP3, output 3 switches (below lower preset value, start
refilling)�
• If the level is above SP4, the output is switched� If the level is below SP4 or if
there is a wire break, output 4 switches OFF (alarm message "below min� value
/ wire break")�
14.3 Pumping station
Empty the tank / overflow protection with 3 switching outputs�
Replaces 3 float switches�
Configuration of the switching outputs 1 ��� 3 (bin = OFF)
SP1 Maximum value exceeded → alarm.
OU1 Hysteresis function, normally closed (Hnc)�
SP2 Upper value exceeded → submersible pump ON.
OU2 Hysteresis function, normally open (Hno)�
SP3 Lower value reached → submersible pump OFF.
OU3 Hysteresis function, normally closed (Hnc)�
rP1���rP3 Each slightly below SPx to suppress wave movements (= factory setting)�
L
SP1
1
0
OUT1
Hnc
1
0
OUT2
Hno
SP2
SP3
t
1
0
OUT3
Hnc
OFS
XX.X
A B
XX�X = display value; A = empty the tank; B = overflow protection