CKD RCS2 Series Instruction Manual page 21

Within 2m
C
Brown 1
＋
Black
Switch
Blue
 Connection to the programmable controller
The connection method depends on the type of the programmable controller. Connect as shown below.
COM
Blue Brown
Switch
Input
termi-
nals
Blue Brown
Switch
2-wire connection to source input (external power)
Brown Blue
Switch
Input
termi-
nals
Brown Blue
Switch
COM
2-wire connection to sink input (external power)
Input
terminals
Brown
Black
Switch
Blue
COM
3-wire connection to source input (internal power)
C R
2 1
R
2
Programmable controller
Programmable controller
Programmable controller
24 VDC
Ex. 5 - Power supply noise absorption circuit
=20 μF to 50 μF electrolytic capacitor
C
1
(withstand voltage 50V or more)
=0.01 μF to 0.1 μF ceramic capacitor
C
2
=20 Ω to 30 Ω
R
1
- Starting current restriction resistor
R = Highest possible resistance for the load circuit.
2
- Wire near the switch (within 2 m)
Blue Brown
Switch
Input
termi-
nals
Blue Brown
Switch
COM
2-wire connection to source input (internal power)
Brown COM
Black
Switch
Blue
3-wire connection to source input (external power)
17
Programmable controller
Programmable controller
24 VDC
External
power
Input
termi-
nals