Burkert Type 8025 - Manual (Page 15)

15
Installation and wiring
Type 8025 UNIVERSAL
+
-
(*)
Flow▶sensor
8025▶Universal
Power▶supply
Plastic▶pipe
Valve,▶pump,...▶(or▶earth▶
rings,▶not▶provided,▶
inserted▶into▶the▶pipe)▶
Power▶cable▶shield
(*)▶ If▶a▶direct▶earth▶connection▶is▶not▶possible,▶fit▶a▶100▶nF▶/▶50▶V▶capacitor▶
between▶the▶negative▶power▶supply▶terminal▶and▶the▶earth.
Fig. 7: Equipotentiality skeleton diagram with pipes in plastic
+
-
(*)
Flow▶sensor
8025▶Universal
Power▶supply
Metal▶pipe
Power▶cable▶shield
(*)▶ If▶a▶direct▶earth▶connection▶is▶not▶possible,▶fit▶a▶100▶nF▶/▶50▶V▶capacitor▶
between▶the▶negative▶power▶supply▶terminal▶and▶the▶earth.
Fig. 8: Equipotentiality skeleton diagram with pipes in metal
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