Operating Instructions
OIO 15en Edition 2020-05
25
Electrical connection
Installation, removal and connection
Electrical connection
Safety instructions for electrical installation
► Observe the corresponding operating instructions for pick ups, temperature sensors and electronic
equipment.
Removing the flowmeter
Prerequisite:
□
System switched off
Aids:
□
Vessels for leaking pumped liquid
1. In case of operation at higher temperatures wait until the device has cooled down to the ambient
temperature.
2. Drain the closed circular pipeline or divert the liquid via a bypass.
3. Dismantle the flowmeter.
4. Apply the protective covers.
5. Observe the sections "Storage" and "Preserving the flowmeter" on the subject of storing the
flowmeter.
The following safety instructions must be observed during the electrical installation:
□
The following qualifications are required for the electrical connection:
▪
Practical electrotechnical training
▪
Knowledge of the safety guidelines at the workplace
▪
Knowledge of the electrotechnical safety guidelines
□
The connecting lines of the connections for pick ups and temperature sensors are to be
shielded and laid separately from the supply and measuring lines.
□
Ensure that the supply voltage is correct.
WARNING
Risk of injury through emitted hot, poisonous or corrosive pumped liquid when removing the
flowmeter.
► Observe the safety regulations for handling dangerous fluids.
► Ensure that the flowmeter is not under pressure.
► Collect the emitted pumped liquid safely and dispose of it in an environmentally compatible
manner.
