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What is a Limit Switch?


Limit switches are employed in many different environments and applications due to their ruggedness, simplicity of setup, and reliability of performance. They could ascertain the existence or absence, departure, positioning, and finish of journey of a thing. They were used to specify the limit of travel of an item; hence the title"Limit Switch".


Limit buttons are contacts which eventually become conductive . Others forms of limit switches are known as proximity switches or proximity switches.

A limit switch is an electromechanical device which contains an actuator automatically linked to some connections. The system functions the contacts to either make or break an electrical connection when an item comes into contact with the actuator.


They're used for controlling machinery as part of a management system, as a security interlocks, or to rely objects passing a point. They are utilized for controlling machinery as part of a controller, as a security interlocks, or to rely objects passing a stage.


How Does a Limit Switch Work?


Open the fridge and the mild come on. This light switch that is tiny is a limit switch on the job. It restricts the time on so it isn't functioning as soon as the door is shut, that the light is. After the laundry washing machine is beneath the agitation cycle and you open the lid, the agitator prevents it movement. The cycle seems to stop although the change is concealed out of view. The limit switch which sets only under the upper frame cover, eliminates the"control" voltage in the circuit and stops the washing machine in middle cycle. This sort of usage to get a limit switch is referred to as a security limit.


Types of Limit Switches


arduino limit switch

open limit switch

furnace limit switch

high limit switch

fan limit switch

omron limit switch

hvac limit switch

vex limit switch

limit switch open

limit control switch

honeywell limit switch

rotary limit switch


Limits come in a variety of sizes and shapes, in the size of a loaf of bread into ones so small it might have a magnifying glass to observe where to connect the cables. Limit buttons are contacts which eventually become electrically conductive in precisely the same way as when you flip on the light switch in the home. Others forms of limit switches are called proximity switches or optical proximity switches.


The limit switches we offer


DPDT Limit Micro Switch 2NO+2NC

DPDT Limit Micro Switch 2NO+2NC

Large Micro Limit Switch

IP62 Drip-proof Large Micro Limit Switch

IP63 Drip-proof Large Micro Limit Switch

Waterproof DPDT 1NO 1NC Micro Limit 


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UNIONWELL SWITCH

We are a switch manufacturing enterprise with more than 25 years’ experience in making switches. All of our switches have UL, ENEC, EK, CQC etc. approvals. Our switches are widely used in electronic instruments, home appliances, automotive electronics and electric tools, annual production capacity more than 300 million pcs of switches.
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