KROHNE OPTIWAVE 7300C Quickstart EN - Manual (Page 24)

3
ELECTRICAL CONNECTIONS
24
OPTIWAVE 7300 C
www.krohne.com 03/2014 - 4000050005 - QS OPTIWAVE 7300 R08 en
3.3 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.
INFORMATION!
The device fulfils all requirements per protection category IP 66/67. It also fulfils all
requirements per NEMA type 4X (housing) and type 6P (antenna).
DANGER!
Make sure that the cable gland is watertight.
Figure 3-3: How to make the installation agree with protection category IP 67