ELECTRICAL CONNECTIONS
3
19
OPTIFLUX 4000
www.krohne.com
10/2021 - 4003872405 - QS OPTIFLUX 4000 R08 en
Grounding ring number 1:
•
d
DN300 / 12": 3 mm / 0.12"
•
t
DN350 / 14": 4 mm / 0.16"
(tantalum: 0.5 mm / 0.02")
Grounding ring number 2:
•
d
DN300 / 12": 3 mm / 0.12"
•
t
DN350 / 14": 4 mm / 0.16"
•
Prevents damage to the flanges during transport and installation
•
Especially for flow sensors with PTFE liner
Grounding ring number 3:
•
d
DN300 / 12": 3 mm / 0.12"
•
t
DN350 / 14": 4 mm / 0.16"
•
With cylindrical neck (length 30 mm / 1.25" for DN10...150 / 3/8...6")
•
Offers liner protection against abrasive fluids
Figure 3-2: Different types of grounding rings
1
Grounding ring number 1
2
Grounding ring number 2
3
Grounding ring number 3
