Slot Magnetic Proximity Sensors
Last Updated: April 1, 2025
Description
Slot Magnetic Proximity Sensors are devices designed to detect the presence or absence of a target object within a specific range. They operate by utilizing a magnetic field to sense the proximity of ferromagnetic materials, providing a reliable means of detection without physical contact.
Working Principle
Slot Magnetic Proximity Sensors function by employing a magnetic field generated by a permanent magnet. When a ferromagnetic object enters this field, it causes a change in the magnetic flux, which is detected by the sensor. This change in flux is used to trigger a response, such as closing a circuit or sending a signal. These sensors are particularly useful because they can detect objects without requiring direct contact, making them ideal for applications where non-intrusive sensing is necessary.
Applications
Slot Magnetic Proximity Sensors are commonly used in security systems to detect the opening and closing of doors. They are also employed in industrial automation for position sensing and in assembly lines to ensure components are correctly positioned before proceeding to the next stage of production.
Advantages over other Magnetic Proximity Sensors
One of the key advantages of Slot Magnetic Proximity Sensors is their ability to detect objects without physical contact, reducing wear and tear and extending the lifespan of both the sensor and the target object. Additionally, their design allows for precise detection in environments where other types of sensors might struggle due to dust, dirt, or other contaminants.
Limitations
A limitation of Slot Magnetic Proximity Sensors is their dependency on the presence of ferromagnetic materials. They may not be suitable for detecting non-ferromagnetic objects, which can limit their application in certain scenarios. Additionally, variations in manufacturing can affect performance, making it crucial to ensure high-quality production standards.
Considerations
When considering Slot Magnetic Proximity Sensors, it is important to evaluate the initial costs, which can vary based on the complexity and quality of the sensor. Operating expenses are generally low due to their non-contact nature, which minimizes maintenance needs. However, accuracy can be affected by environmental factors, so it is essential to ensure proper installation and calibration. Durability is typically high, but regular checks are recommended to maintain optimal performance and to address any potential issues with magnetic field interference.
from Baumer Ltd.
Magnetic cylinder sensors control the position of a cylinder's piston. They are perfectly designed to be easily shifted into standardized T- or C-slot profiles. [See More]
- Body Shape: Slot
- Operating Temperature: 14 to 158
- Switching Frequency: 2
- Switch Type: Normally Open
from ZF Electronic Systems Pleasant Prairie, LLC
Employs a Hall Effect digital vane sensor and a permanent magnet in two small towers, separated by a 3.4 mm (0.135 ”) air gap. The output switches when a ferrous target passes between the towers. Typical targets are linear or rotary vanes using a square saw tooth or an open slot in a solid... [See More]
- Body Shape: Rectangular; Slot
- Power Requirements: DC Powered
- Operating Temperature: 302
- Electrical Output: Current
from GIMATIC S.r.l.
MAGNETIC SENSORS FOR "C" SLOT [See More]
- Body Shape: Slot
- Electrical Output: Switched / Alarm
- Power Requirements: DC Powered
- Switch Type: Normally Open; Normally Closed
from BERNSTEIN AG
The teachable magnetic sensors are characterised by one or two freely programmable, independent switching points. Despite this high degree of functionality, BERNSTEIN has succeeded in integrating the entire electronics into a compact sensor enclosure with the smallest possible dimensions. This... [See More]
- Body Shape: Slot
- Electrical Output: Switched / Alarm
- Operating Temperature: -4 to 176
from CARLO GAVAZZI Automation Components
The I types models are available on request with multiple contacts. Single contact version can have NO, NC and change-over output functions. In multiple contacts versions the maximum number of contacts is three. The minimum air gap from ferromagnetic parts is 20 mm; the minimum distance between the... [See More]
- Body Shape: Slot
- Operating Temperature: -13 to 158
- Operation Distance: 0.7874
- Electrical Output: Switched / Alarm
from Baumer Ltd.
Magnetic cylinder sensors control the position of a cylinder's piston. They are perfectly designed to be easily shifted into standardized T- or C-slot profiles. [See More]
- Body Shape: Slot
- Operating Temperature: 14 to 158
- Switching Frequency: 2
- Switch Type: Normally Open
from GIMATIC S.r.l.
MAGNETIC SENSORS FOR "C" SLOT [See More]
- Body Shape: Slot
- Electrical Output: Switched / Alarm
- Power Requirements: DC Powered
- Switch Type: Normally Open; Normally Closed
from CARLO GAVAZZI Automation Components
In IM series the minimum air gap from ferromagnetic parts is 10 millimeters; the minimum distance between the fixing holes of two contiguous switches is 7 cm. The optimum dimensions concerning soft iron actuators is 15 x 40 x 1. Slot plastic housing. NC or CO output functions. Small dimensions [See More]
- Body Shape: Slot
- Operating Temperature: -13 to 167
- Operation Distance: 0.3937
- Electrical Output: Switched / Alarm
from Baumer Ltd.
Magnetic cylinder sensors control the position of a cylinder's piston. They are perfectly designed to be easily shifted into standardized T- or C-slot profiles. [See More]
- Body Shape: Slot
- Operating Temperature: 14 to 158
- Switching Frequency: 2
- Switch Type: Normally Open
from GIMATIC S.r.l.
MAGNETIC SENSORS FOR DOVETAIL SLOT [See More]
- Body Shape: Slot
- Electrical Output: Switched / Alarm
- Power Requirements: DC Powered
- Switch Type: Normally Open; Normally Closed
from CARLO GAVAZZI Automation Components
In ISY series the minimum air gap from ferromagnetic parts is 10 mm; the minimum distance between the fixing holes of two contiguous switches is 10 cm. The optimum dimensions concerning soft iron actuators is 20 x 50 x 1 for ISY models. Slot plastic housing. NC or CO output functions. Minimum air... [See More]
- Body Shape: Slot
- Operating Temperature: -13 to 167
- Operation Distance: 0.3937
- Electrical Output: Switched / Alarm