16
Rev. 1.0
11/08/2017
STF-EC Hardware Manual
400-820-9661
3.2.2 Y4 Digital Output
• Y4 can be used as motion status output or general purpose output.
Please use STF Congurator software for Y4 function conguration.
Following graphs shows some common connection methods for the outputs:
NOTE: Do not connect the outputs to more than 30VDC power supply. And the current of
each output terminal must not exceed 100mA.
Connecting a sinking output
Connecting a sinking output to a PLC’s input
Connecting a sourcing output to a PLC’s input
Driving a relay
STF
Drive
5-24 VDC
Power Supply
+ –
Load
Y/4-
Y4-
Y4+
Y4+
Y4+
Y4+
CDV 42-5
+ –
IN
COM
STF
Drive
PLC
5-24 VDC
Power Supply
+
–
COM
IN
STF
Drive
STF
Drive
1N4935 suppression diode
5-24 VDC
Power Supply
+ –
relay
Power Supply
PLC
Connecting a sinking output
Connecting a sinking output to a PLC’s input
Connecting a sourcing output to a PLC’s input
Driving a relay
STF
Drive
5-24 VDC
Power Supply
+ –
Load
Y/4-
Y4-
Y4-
Y4+
CDV 42-5
+ –
IN
COM
STF
Drive
PLC
5-24 VDC
Power Supply
+
–
COM
IN
STF
Drive
STF
Drive
1N4935 suppression diode
5-24 VDC
Power Supply
+ –
relay
Power Supply
PLC