Installationandwiring - Burkert 8220 Manuel D'utilisation

Electrical power supply
+
-
(*)
PE = protective earth terminal
FE = functional earth terminal
(*) If a direct earth connection is not possible, fit a 100 nF/50 V condenser
between the negative power supply terminal and the earth.
Fig. 7: Equipotentiality of the installation with metal pipes
16
Transmitter
PE/FE FE
8220
Metal pipes
English
Type 8220
Installationandwiring
Electrical power supply
+
-
(*)
Instruments such as
a valve or a pump...
PE = protective earth terminal
FE = functional earth terminal
(*) If a direct earth connection is not possible, fit a 100 nF/50 V condenser
between the negative power supply terminal and the earth.
Fig. 8: Equipotentiality of the installation with plastic pipes
Transmitter
PE/FE
FE
8220
Plastic pipes