LS ELECTRIC L7NHF Series, User Manual

Page: 57 / 409

2. Wiring and Connection
2-35
2.8.3
Bypass Wiring of Safety Function Signals
This drive provides the Mini I/O Bypass connector which has Bypass wiring to be used for the
convenience of the user when the STO function is not used. To use the Bypass function, connect the
Mini I/O Plug connector as follows.
If you c12V to STO2-, -12V to STO1+ and STO1- to STO2+ for wiring of the Mini I/O Plug
connector, you can bypass the safety function signal. Never use this power (+12 V and -12 V) except
for this purpose.

Mini I/O By-pass Connector
2
1
4 6 8
3 5 7
1971153-1(Tyco Electronics)

Mini I/O Plug Connector
2
1
4
3
6
5
8
7
2069577-1(Tyco Electronics)