START-UP
5
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WATERFLUX 3070
www.krohne.com
06/2016 - 4004999701 - MA WATERFLUX 3070 - R01 en
As described, the power input
the power input
the power input
the power input of the FlexPower can either be chosen an AC and/or DC input. To
prevent water ingress and/or shock hazard, both cable ends are IP68 sealed. If possible, its
advised to connect both AC and DC inputs on the main power source.
When one of the input cables remain disconnected, make sure that this cable is correctly
installed to prevent damage to the IP68 sealed end.
DC power cable (green cable
green cable
green cable
green cable)
AC power cable (grey cable
grey cable
grey cable
grey cable)
Cable Ø = 0.75 mm
2
5.5 Starting the signal converter
The measuring device consist of a sensor and a converter and is ready for operation.
When the power is switched on (battery or FlexPower unit is connected), a self-test is carried out
and after that, the meter starts to operate
Wire color
Connection
Red
DC (+)
Blue
DC (+)
Yellow/Green
FE (functional earth)
Wire color
Connection
Black 1
AC (~)
Black 2
AC (~)
Green/Yellow
PE (protective earth)
DANGER!
Observe the notes as described in this section with respect to the installation and connection of
the AC and/or DC supply !
CAUTION!
Root non connected cables back to the power distribution box. Install cables correctly even when
no power is to be connected!
Take measures to prevent water ingress and shock hazard on AC and/or DC cables not
connected.
