beautypg.com

Electrical connections, 4 protection category – KROHNE OPTIFLEX 1300C EN User Manual

Page 58

background image

4

ELECTRICAL CONNECTIONS

58

OPTIFLEX 1300 C

www.krohne.com

03/2014 - 4000172306 - HB OPTIFLEX 1300 R07 en

4.4 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.

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 (probe).

DANGER!
Make sure that the cable gland is watertight.

Figure 4-3: How to make the installation agree with protection category IP 67