Evoqua WALLACE & TIERNAN SFC fieldbus Manual page 46

2.
Safety
Spare parts / components
Modifications and extensions
Electrical power
Waste disposal
46
SFC fieldbus module retrofit set
Trouble-free operation of the SFC fieldbus module retrofit set can
only be guaranteed, if original spare parts and components are
used as described in this installation manual, otherwise there is a
risk of the unit malfunctioning or being damaged.
Never attempt to perform any modifications, extensions or
conversions on the unit that could have an adverse affect on
safety.
The SFC must remain closed during normal operation.
Switch off the complete system and secure against reactivation
before performing installation, inspection, maintenance or repair
work.
Connect cables in accordance with the wiring diagram.
Warnung!
Risk of injury or death!
External voltages may be connected even with the operating
voltage switched off.
Ensure safe and environmentally-friendly disposal of agents and
replaced parts.
Please note
For more information, including the general safety instructions,
please refer to the SFC instruction manual.
WT.050.590.002.DM.IM.1218