RMF4830 Ring Proximity Switch
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Explanation of The Meaning Of Proximity Switch Model

A proximity switch is a position sensor that can detect the presence of obiects without direct contact, it is widely used in various industrial automation and control systems for control the movement of mechanical equipment, monitoring the position of items on the production line, counting, etc, Proximity switches can provide fast and reliable detection functions, and as they do not require physical contact, they can reduce wear and tear damage, extend service life. Proximity switches can be mainly divided into the following categories based on their working principles:

1. inductive proximity switch: detects obiects by utilizing their influence on the electromagnetic field. When a metal object approaches, it will change the electromagnetic field around the switch, triggering the switch action, This type of proximity switches are commonly used to detect metal obiects.

2. Capacitive proximity switch: achieves detection by detecting the influence of objects on the electric field. when an object approaches, it will change the capacitance between the two plates of the capacitor, triggering the switch. Capacitive approach the switch can be used to detect both metallic and non-metallic objects.

3. Hall type proximity switch: a device that identifies objects approaching by detecting changes in magnetic fields. When a magnetic object approaches a sensor, it changes the magnetic field around the sensor. Due to the changes in the magnetic field. A voltage diference is generated on both sides of the hall sensor, and the Hall voltage is converted into an electronic signal. This type of proximity switch is usually used to detect magnetic objects.

 

Model RMF4830
Dimension
Sense distance Φ30mm
Flush type DC10~30VDC NPN NO RMF4830NA
NC RMF4830NB
NO+NC RMF4830NC
PNP NO RMF4830PA
NC RMF4830PB
NO+NC RMF4830PC
Two-wire system NO RMF4830LA
NC RMF4830LB
AC90~250VAC NO RMF4830A
NC RMF4830B
NO+NC  
Output current DC 200mA
AC 300mA
Output voltage peak DC type below 3V、Two wire type below 3.9V、AC below 10V DC<3V, AC<10V
Consumption current DC type 8mA at 12V, 15mA at 24V, AC below 10mA DC<15mA, AC<10mA
Standard detected object 20×20×1 (A3 iron)
Repeatability 0.05
Response frequency 200Hz/25HZ
Ambient temperature -25℃-+75℃
Insulation resistance 50MΩ
Shell material ABS Resin
Protection grade IP67
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