Guidance for safe bitumen tank management - Refined Bitumen ...
Guidance for safe bitumen tank management - Refined Bitumen ...
Guidance for safe bitumen tank management - Refined Bitumen ...
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12 - guidance <strong>for</strong> <strong>safe</strong> <strong>bitumen</strong> <strong>tank</strong> <strong>management</strong>APPENDIX 2schematic installation diagram of TDR contact radar & independent HIGH high level alarm switchTDR contactradar deviceIndependent highlevel switch probeUpperblanking zone100%IndependentHHLASafe workingHLA92.5%90%DesirablemeasuringrangeSS WireLow levelLLA5%Lower blanking zoneWeightDraw off pipe0%Overfill/vent pipeHeater bank
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