Pipeline station instrument equipment grounding device
A technology of equipment grounding and instrumentation, which is applied in the field of pipeline systems, can solve problems affecting the safety, reliability, stability and accuracy of instrumentation equipment, damage to instrumentation equipment, and damage to instrumentation equipment, so as to reduce equipment investment and construction costs, protect The effect of safe and convenient operation and maintenance
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[0027] Example. This example is a grounding device for field instrumentation used in the Lanzhou-Zhengzhou-Changsha product oil pipeline project test. The grounding method in this example is to connect the shell ground of the meter equipment electrical interface 13 of the station meter equipment 14 to the meter grounding flat steel 11 with a wire, and the meter grounding flat steel 11 is then welded to the power grounding flat steel 12.
[0028] Its composition is like figure 1 As shown, there are grounding ring 1, explosion-proof flange 2, wire lug ①9, wire lug ②10, bolt ①7, bolt ②15, nut 8, ground wire 5, instrument grounding flat steel 11, cable tie ①6, cable tie ②16, cable binding belt ③17, instrument protection tube 4 composition. In this example, a flange grounding ring 1 is installed between the electrical interface 13 of the instrument equipment and the explosion-proof flange 2. The bottom of the flange grounding ring 1 is connected to the lug ①9, the lug ①9, the ground ...
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