A-3-10 Safety Edges - Omron NX-SID Series User Manual

A-3-10 Safety Edges
Application Overview
Safety category/PL
Equivalent to 3/PLd
(Safety Edge)
Motor M stops when emergency stop pushbutton S1 is pressed or when edge sensor detects a contact
with persons or objects.
Wiring
Si0
T0
S1
So0
IOG
KM1
NX-series Safety Control Unit User's Manual (Z930)
Safety device
• Emergency stop pushbutton
• Safety edge (2-wire cable on
both sides)
Unit 2 (NX-SIH400)
Si1 Si2 Si3
T1 T0 T1
KM1
S2
KM2
Unit 4 (NX-SOD400)
So1 So2 So3
IOG IOG IOG
KM1
KM2
KM2
S1: Emergency stop pushbutton
S2: Reset switch
S3: Safety edge
KM1 and KM2: Contactors
M: Motor
Stop category
0
Unit 3 (NX-SIH400)
Si0 Si1 Si2
T0 T1
T0
S3
M
Appendix
Reset
Manual
Si3
T1
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A