Residual Hazards - Lenze C 750 Mounting Instructions

Residual hazards

Product
Observe the warning labels on the product!
Electrostatic sensitive devices:
Before working on the product, the staff must ensure to be free of electrostatic charge!
Dangerous electrical voltage:
Before working on the product, make sure there is no voltage applied to the power terminals!
After mains disconnection, the power terminals will still carry the hazardous electrical voltage for the time
given next to the symbol!
High leakage current:
Carry out fixed installation and PE connection in compliance with:
EN 61800−5−1 / EN 60204−1
Hot surface:
Use personal protective equipment or wait until the device has cooled down!
WARNING!
Dangerous electrical voltage
Error on device leads to overvoltage in the system.
▶ For a voltage supply with 24 V DC (± 25 %), use a safely separated power supply unit according to the
applicable SELV/PELV requirements.
▶ All components connected to USB and RJ45 must be electrically isolated from the mains according to class
III.
NOTICE
Short circuit in the device due to a missing cover.
Destruction of the device.
▶ Close the modules with the contact cover.
NOTICE
Incorrect arrangement of the I/O modules.
Malfunction of the device.
▶ Arrange the modules from left to right on the device.
▶ Start with a power supply module or an I/O bus coupler.
NOTICE
Unstable LAN connection due to the use of incorrect cable types.
The LAN connection may be interrupted.
▶ Exclusively use cables of the CAT5-S/FTP type or better.
▶ The unit is to be connected only to internal Ethernet networks without exiting a facility and being
subjected to TNVs.
Safety instructions
Residual hazards
23