3.3 I/O Signal Connections
3-25
3
Wi
ring an
d Conn
ecti
on
3.3.2
Safety Function Signal (CN8) Names and Functions
The following table shows the terminal layout of safety function signals (CN8).
∗
Do not use pins 1 and 2 because they are connected to the internal circuits.
Signal Name
Pin No.
Function
/HWBB1+
4
Hard wire baseblock input 1
For hard wire baseblock input.
Baseblock (motor current off) when
OFF.
/HWBB1-
3
/HWBB2+
6
Hard wire baseblock input 2
/HWBB2-
5
EDM1+
8
Monitored circuit status output 1
ON when the /HWBB1 and the
/HWBB2 signals are input and the
SERVOPACK enters a baseblock state.
EDM1-
7
–
1
*
–
–
2
*
–