KROHNE UFM 3030 EN - Manual (Page 9)

the general and local requirements.
• It is not allowed to use the protective conductor terminal for any other connection
than the protective earth conductor.
• IP 67 is only warranted when using suitable cabling with the cable glands and
covers mounted as specified.
The power supply terminals
has three connections
:
There is a separate earthing
that must be connected:
Terminal Function Specification
10 Reserved Ground connection Not for protective earthing
L / L1 Live power supply Mains voltage AC supply:
100 V AC < U < 240 V AC: -15%, +10%
SELV AC/DC supply:
DC: 18-32 V dc
AC: 24 V AC: -10% +15%
N / N1
Neutral power supply
PE: Protective ground connection
FE: Functional ground connection Protective conductor clamp terminal.
Conductors up to 4 mm² (11 AWG) need to
be connected to this terminal.
3.4 Connection of sensor cables (UFM 3030F only)
For the UFM 3030 F the sensors must be connected using the factory supplied MR06 cable
between the flow sensor terminal box and the converter housing terminal box. For the UFM 3030C
this is connected at the factory.
Both the flow sensor terminals and the converter sensor terminals should be connected between the
appropriate numbers indicated on the sensor cable and in the terminal boxes
Cable diameter: 11 mm (0,433 inch), minimum bending radius: 8 x cable diameter.
UFM 3030 9