Switching On The Machine; Acknowledging The Power Interruption And Moving To The Reference Points - HEIDENHAIN TNC 620 User Manual

First steps | Switching on the machine
2.2

Switching on the machine

Acknowledging the power interruption and moving to
the reference points
Caution: Danger for the operator!
Machines and machine components always present mechanical
hazards. Electric, magnetic or electromagnetic fields are
particularly hazardous for persons with cardiac pacemakers or
implants. The hazard starts when the machine is powered up!
Read and follow the machine manual
Read and follow the safety precautions and safety symbols
Use the safety devices
Refer to your machine manual.
Switching on the machine and traversing the reference
points can vary depending on the machine tool.
Switch on the power supply for control and machine
The control starts the operating system. This process may
take several minutes.
The control will then display the "Power interrupted" message
in the screen header.
Press the CE key
The control compiles the PLC program.
Switch on the machine control voltage
The control checks operation of the emergency
stop circuit and goes into Reference Run mode.
Cross the reference point manually in the
prescribed sequence: For each axis press the
START key. If you have absolute linear and angle
encoders on your machine there is no need for a
reference run
The control is now ready for operation in the
Manual operation mode.
Further information on this topic
Approaching reference points
Further information:
Operating modes
Further information:
HEIDENHAIN | TNC 620 | User's Manual for Setup, Testing and Running NC Programs | 10/2018
DANGER
"Switch-on", Page 158
"Programming", Page 62
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