4
ELECTRICAL CONNECTIONS
22
IFC 050
www.krohne.com
09/2016 - 4002184003 - MA IFC 050 R03 en
4.4.3 Length of signal cable A
INFORMATION!
For temperatures of the medium above 150
°
C / 300
°
F, a special signal cable and a ZD
intermediate socket are necessary. These are available including the changed electrical
connection diagrams.
Flow sensor
Nominal size
Min. electrical
conductivity
[
µ
S/cm]
Curve for signal
cable A
DN [mm]
[inch]
OPTIFLUX 1000 F
10...150
3/8...6
20
A1
OPTIFLUX 2000 F
25...150
1...6
20
A1
200...1200
8...48
20
A2
OPTIFLUX 4000 F
10...150
3/8...6
20
A1
200...1200
8...48
20
A2
OPTIFLUX 6000 F
10...150
3/8...6
20
A1
WATERFLUX 3000 F
25...600
1...24
20
A1
Figure 4-3: Maximum length of signal cable A
1
Maximum length of signal cable A between the flow sensor and signal converter [m]
2
Maximum length of signal cable A between the flow sensor and signal converter [ft]
3
Electrical conductivity of the medium being measured [
μ
S/cm]