A-3-7 D40A Non-Contact Door Switches - Omron NX-SID Series User Manual

Appendix
A-3-7 D40A Non-contact Door Switches
Application Overview
Safety category/PL
Equivalent to 3/PLd
(Non-contact Door
Switch)
Motor M stops when emergency stop pushbutton S1 is pressed.
If either of the S3 safety doors (D40A Non-contact Door Switches) is opened, motor M will stop.
Wiring
Si0
T0
S1
So0
IOG
KM1
A - 40
Safety device
• Emergency stop pushbutton
• D40A Non-contact Door
Switch
Unit 2 (NX-SIH400)
Si1 Si2 Si3
T1 T0 T1
KM1
S2
KM2
Unit 4 (NX-SOD400)
So1 So2 So3
IOG IOG IOG
KM2
Stop category
0
Unit 3 (NX-SIH400)
Si0 Si1
T0 T1
Black
White
Brown
24 VDC
Blue
GND
KM1
S1: Emergency stop pushbutton
KM2
S2: Reset switch
S3: Non-contact door switch
KM1 and KM2: Contactors
M: Motor
M
NX-series Safety Control Unit User's Manual (Z930)
Reset
Manual
Si2 Si3
T0 T1
S3
Yellow
Std I/O
(NX-ID )