3.3. SAFETY DEVICE DESCRIPTION
The figure shows the position of the devices on the machine.
1. Spool carriage base microswitch:
it stops the downstroke if there are obstacles under the carriage.
2. Spool carriage mechanical locking device:
it immediately stops the fall of the spool carriage in case of accidental breakage of the lifting chain.
3. Main switch:
it enables and disables the power supply. It can be locked to prevent unauthorised persons from enabling it
during machine adjustment and maintenance phases.
4. Acoustic signal: it signals the wrapping cycle start.
5. Fork infeed safety photocell: it detects the presence of forks on the pallet loading/unloading ramp, stopping the
table rotation.