4
ELECTRICAL CONNECTIONS
30
WATERFLUX 3070
www.krohne.com
06/2016 - 4004999701 - MA WATERFLUX 3070 - R01 en
4.5 Connection of the sensor cable
The compact version of the WATERFLUX 3070 is already internally connected to the sensor and
has different options to connect pulse, modbus and/or external supply cables. See the following
sections for the different options and available cables.
For the WATERFLUX 3070 (F) remote version, a standard cable is delivered with the device. On
the sensor side the cable is standard potted at the factory. The sensor cable has a IP68 rated RVS
snap-on connection to connect the sensor with the IP68 field converter with the following color
coded leads leads:
Standard sensor cable
Sensor cable with integrated P&T option
Wire color
Terminal
Function
Brown
1
Reference electrode
White
2
Standard electrode signal
Violet
3
Standard electrode signal
Blue
7
Field current
Green
8
Field current
Yellow
9
No function
Drain wires
Screws
Shielding
INFORMATION!
The standard WSC2 sensor cable (double shielded), includes both electrode and field current
leads and has a maximum length of 25 m / 82 ft. (other lengths on request).
Wire color
Contact on
connector
Terminal
Function
Brown
H
1
Reference electrode / P&T
sensor
White
D
4
P&T sensor
Grey
F
5
P&T sensor
Pink
B
6
P&T sensor
Blue
A
7
Field current
Green
G
8
Field current
White/White
C
2
Standard electrode signal
White/Red
E
3
Standard electrode signal
Drain wires
Housing
Screws
Shielding
CAUTION!
To ensure smooth functioning, always use the signal cables included in the delivery