3
ELECTRICAL CONNECTIONS
32
POWERFLEX 2200 C/F/S/D
www.krohne.com
07/2016 - 4005318901 - QS POWERFLEX 2200 R01 en
3.4 Protection category
•
Make sure that the gaskets are not damaged.
•
Make sure that the electrical cables are not damaged.
•
Make sure that the electrical cables agree with the national electrical code.
•
The cables are in a loop in front of the device
1
so water does not go into the housing.
•
Tighten the cable feedthroughs
2
.
•
Close unused cable feedthroughs with dummy plugs
3
.
Refer to the table that follows for the diameter of the outer sheath of the electrical cable:
Min. / Max. diameter of the electrical cable
INFORMATION!
The device fulfils all requirements per protection category IP66 / IP67. It also fulfils all
requirements per NEMA type 4X (housing) and type 6P (probe).
DANGER!
Make sure that the cable gland is watertight.
Figure 3-9: How to make the installation agree with protection category IP67
Type of electrical cable
Min. / Max. diameter of the electrical cable
[mm]
[inches]
Power supply / output
6...7.5
0.24...0.3
Signal cable (for the remote version)
1
6...10
0.24...0.39
1
This electrical cable is connected between the remote converter and the probe housing