ELECTRICAL CONNECTIONS
4
53
OPTIFLEX 1300 C
www.krohne.com
01/2008 • 4000172301 - HB OPTIFLEX 1300 R02 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 instrument
1
so water cannot enter the housing.
•
Tighten the cable feedthroughs
2
.
•
Close unused cable feedthroughs with a dummy plug
3
.
NOTE!
The instrument fulfills all requirements per protection class IP 67.
DANGER!
Make sure the cable gland is watertight.
Figure 4-6:
How to make the installation agree with protection category IP 67
1
2
3
HB_OPTIFLEX1300_EN_D4_080428.book Page 53 Tuesday, April 29, 2008 2:47 PM