Estun Summa Series - Terminals Arrangement

Summa Series Servodrive Product Manual
STO
Document Version: V1.01
(Dec, 2019)
© 2019 ESTUN Automation Co., Ltd. All right reserved.
11-5
11.3 Terminals Arrangement
Signal Diagram
7 8
5 6
3 4
1 2
EDM-
HWBB2-
HWBB1-
0V
EDM+
HWBB2+
HWBB1+
24V
Pin Layout
WARNING

Please use the PELV/SELV switching power supplying to the IO signal of
the STO function.

The external signal shall meet the Idle-current principle.
Pin
Signal
Name
Function
1
0V
24V Power Supply
－ (Do not use these pins because they
are connected to internal circuits)
2
24V
3
HWBB1-
HWBB1 Input
The STO function takes effect when
the HWBB1 or the HWBB2 signals is
turned OFF.
4
HWBB1+
5
HWBB2-
HWBB2 Input
6
HWBB2+
7
EDM-
External Device Monitor Output
Turns ON when the HWBB1 signal or
the HWBB2 signal is turned OFF.
8
EDM+