4.6
Connection diagram, Mono/Duo
a
Mains input
b
Pump 1
c
Pump 2 (Duo only)
d
Optical probe/level
probe
34 / 128
e
Pressure sensor
f
Individual sensor con-
figuration
g
Ext. signal generator
(art. - no. 20162)
h
Potential-free con-
tact (plug-in printed
boards for retrofitting.
art. no. 80072)
i
If alternative pres-
sure sensor is in use,
please use lower con-
nection.
010-910