BECKHOFF EL7037 User Manual
Page 209
Advertising
Appendix
• from an isolated source protected by a fuse of max. 4A (according to UL248) or
• from a voltage supply complying with NEC class 2.
A voltage source complying with NEC class 2 may not be connected in series or parallel with another
NEC class 2 compliant voltage supply!
These requirements apply to the supply of all EtherCAT bus couplers, power adaptor terminals, Bus
Terminals and their power contacts.
EL70x7
209
Version 1.0
Advertising