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Home > Products > Limit Switches > SM31 Safety Limit Switches

SM31 Safety Limit Switches

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Selection Guide
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Features:

· Sub-body style

· Modular

· IP67 Waterproof model

Model:
SM31P11-01 : Snap Action
SM31S11-01 : Slow Action

Installation dimensions:

Specifications:

Operating Speed:	0.05mm-2m/sec
Operating Frequency:	Mechanical:120ops/min Electrical:30ops/min
Insulation Resistance:	>100MΩ @ 500V DC
Contact Resistance:	<25mΩ
Rated Current/Voltage:	5A/300V AC (EN60947-5-1)
Electrical Rating:	AC15 A600/ DC13 Q300
Dielectric Strength:	1000VAC for 1 min between non-continuous terminals 2500VAC for 1 min between each terminal and ground
Service Life:	Mechanically 10,000,000 Electrically 500,000
Operating Temperature:	-25~80℃(-13~176°F) without formation of ice
Humidity:	<95%RH
Cable:	5 core:0.75mm² 7 core: 0.5mm² 9 core: 0.34mm²
Degree of protection:	IP67

SM3	1	P		11		12	H		S	A2
Body style					Contact style	Head style					Contact style
20mm Installation	1	P	Snap Action	11	1NO/1NC		Blank	Blank	Different arm	A2	2m line
25mm Installation	2	S	Slow Action	12	1NO/2NC		H	The level of the head		Q1	Side of the 4-pin and W12 quick connector
				20	2NO					Q2	The bottom of the 4-pin and W12 quick connector
				21	2NO/1NC					Q3	Side of the 5-pin and W12 quick connector
				22	2NO/2NC					Q4	The bottom of the 5-pin and W12 quick connector

NO.	Subject	PDF Download
1	SM31 Safety Limit Switches	Download

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