Installation
FLOWSIC100 Flare · Addendum to Operating Instructions · 8025365/V1-0/2020-05 · © SICK Engineering GmbH
45
Fig. 25
Determining the effective nozzle length
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Ball valves have to be installed when using retractable sender/receiver units. The ball
valves are installed after finishing nozzle welding.
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Check and ensure gas tightness of ball valve installation before you continue.
Drilling holes into the pipeline if plant is out of operation
The pipe wall must be drilled out at the nozzle position so that the sender/receiver unit can
be inserted into the pipeline (
).
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Only once on each nozzle.
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Have this work done by skilled persons specially qualified for this work.
(Nozzle)
Centering
D1
WARNING:
Hazard through leakage
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Operation in leaky condition is not allowed and potentially dangerous.
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Hazard through explosive, toxic and hot gas!