2. Wiring and Connection
2-33
2.8
Wiring for Safety Function Signals (STO)
2069577-1(Tyco Electronics)
2.8.1
Names and Functions of Safety Function Signals
Pin
Number
Names
Function
1
+12V
For bypass wiring
2
-12V
3
STO1-
DC 24V GND
4
STO1+
Blocks the current (torque) applied to the motor when the signal is off.
5
STO2-
DC 24V GND
6
STO2+
Blocks the current (torque) applied to the motor when the signal is off.
7
EDM+
Monitor output signal for checking the status of safety function input
signal
8
EDM-
2
1
4
3
6
5
8
7
Содержание L7NHF Series
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