Technical and instalation
manual FLOW 38 Batch Page 24 (of 49) COMAC CAL
s.r.o.
3. Remove the protective cover and replace the instrument fuse (use solely F50mA/250V tube
fuses for power source part and F250mA/250V for measuring part)
4. Proceed in reverse order to recover the function of the meter.
Power source part Measurment part
Wiring check
After completion of wiring, it is necessary to check:
- Connecting cables for damage.
- If the cables used are suitable for given cable entries.
- Cables for pull relief.
- Correct tightening of cable entries.
- Correct connection of cables to terminals.
- Whether the supply voltage corresponds with the nameplate data.
- After closing the device properly tightening the lid
Putting into operation
Prior to connection to power supply, check the device installation accuracy in accordance with
“Installation in pipeline“ and “Wiring” chapters.
If you wish the meter to take measurement as precisely as possible right after powering up, it is a
good idea to fill the flow sensor with water, one or two days before its installation, so that all of its
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