This chapter provides general precautions for using the GRT1-series modules, Programmable Controllers and
related devices.
The information contained in this section is important for the safe and reliable operation of the GRT1-
PNT PROFINET IO Communication Unit. You must read this section and understand the information
contained before attempting to set up or operate a GRT1-PNT PROFINET IO Communication Unit and
related systems.
Precautions
1
Intended audience................................................................................................................................... vi
2
General precautions................................................................................................................................ vi
3
Safety precautions .................................................................................................................................. vi