EC3020
Connection terminals
21
-
It is not permitted to connect the potential-free relays with a
combination of 230 VAC and extra low voltage.
-
Some external relays, magnetic switches, solenoid valves, etc. can
cause unwanted interference pulses when switched off.
For this reason, it is recommended that the components mentioned
should be equipped with a so-called RC network in advance.
Ask the supplier of the mentioned components for the correct type of
RC network.
Maintenance
The control system does not contain any user-serviceable parts. Unauthorised
modifications and/or repairs to the control unit will void all warranty claims and the
manufacturer's liability.
Commissioning
After installation and commissioning the control system may only be switched on if
it is completely closed and all connections have been made correctly.
