19
SCU32
User Manual
9M02-8679-A001-EN
Version 2.0
6.2.2 Optocoupler Terminal (E-Stop function) X6
The controller features a group of four optocoupler inputs that will be used for the STOP commands. These four
optocouplers can be combined on a common potential. These inputs should be as shown below before any
command inputs are activated.
Terminal Connection Input Description
The Only
Run State
Correct
E-Stop
State
Other
E-Stop
State
Other
E-Stop
State
Other
E-Stop
State
X6
5
Optocoupler Stop 4
HIGH
LOW
LOW
X
X
6
Optocoupler Stop 3
HIGH
LOW
X
LOW
X
7
Not Used
-
-
8
Optocoupler Stop 1
LOW
HIGH
X
X
HIGH
9
Common Potential
(Connect to DC GND)
Stops 1
– 4
6.2.3 Power Supply for Optocoupler Inputs X6
The controller features an independent internal 12 VDC power supply that can be used to provide the voltage
necessary for the optocoupler input circuits.
Terminal
Connection
Description
X6
1
Output DC 12 V
2
Output DC 12 V
3
Output DC GND
4
Output DC GND
Terminal
Connection
Input
Description
X5
1
Optocoupler 25
DI 9
2
Optocoupler 26
DI 10
3
Optocoupler 27
DI 11
4
Optocoupler 28
DI 12
5
Optocoupler 29
DI 13
6
Optocoupler 39
DI 14
7
Optocoupler 31
DI 15
8
Optocoupler 32
DI 16
9
Common Potential Optocoupler 25 - 32
