39
UK
14.2 Pumping station / empty the tank with overflow protection
Switching output 1: control to empty tank
SP1
upper value exceeded → submersible pump ON
rP1
lower value reached → submersible pump OFF
OU1
hysteresis function, normally open (Hno)
Switching output 2: overflow protection
SP2
maximum value exceeded → alarm
rP2
slightly below SP2 (to suppress wave movements)
OU2
hysteresis function, normally closed (Hnc)
XX�X = display value
A = emptying
B = overflow protection
• If SP1 is exceeded, output 1 switches (submersible pump ON)� If the level is
below rP1 again output 1 switches off (submersible pump OFF)�
• If SP2 is exceeded or if there is a wire break, output 2 switches off�