Cylindrical Magnetoresistive Linear Position Sensors and Switches
Last Updated: April 1, 2025
Description
Cylindrical Magnetoresistive Linear Position Sensors and Switches are devices designed to measure the linear position of an object. They achieve this by detecting changes in magnetic fields, which are then translated into position data. These sensors are typically used in environments where precise position measurement is critical.
Working Principle
Cylindrical Magnetoresistive Linear Position Sensors operate based on the principle of magnetoresistance, where the resistance of a material changes in response to an external magnetic field. The sensor contains a magnetoresistive element that detects the position of a magnet attached to the moving part of the system. This change in resistance is converted into an electrical signal, which is then processed to determine the exact position of the object. These sensors are particularly useful because they provide high accuracy and reliability in position measurement, even in challenging environments.
Applications
These sensors are commonly used in various industrial applications. For example, they are employed in pneumatic cylinder position sensing, where they provide accurate switching points and low hysteresis, as seen in the AMR1341 and AMR1342 models . They are also used in robotics for precise position sensing, contributing to the accuracy and reliability of robotic systems .
Advantages over other Magnetoresistive Linear Position Sensors and Switches
One of the main advantages of cylindrical magnetoresistive sensors is their high linearity and sensitivity across large measurement ranges, which is achieved through a process called "self-linearization" . This allows them to provide a consistent and accurate response even at the limits of their measurement range, unlike some other magnetic sensors that may only be linear over a portion of their range.
Limitations
While cylindrical magnetoresistive sensors offer many benefits, they also have limitations. For instance, the increased performance and accuracy of Tunneling Magneto Resistance (TMR) sensors come with higher costs . This can be a consideration for applications where budget constraints are a factor.
Considerations
When selecting cylindrical magnetoresistive sensors, several factors should be considered. Initial costs can be higher due to the advanced technology used, such as TMR, which offers superior accuracy and precision . Operating expenses may be lower due to their low power consumption, as seen in models like the AMR1341 and AMR1342, which consume only 40 microAmperes . Durability is generally high, as these sensors can operate in harsh environments without direct contact with the moving parts, reducing wear and tear. However, the increased initial investment should be weighed against the long-term benefits of reduced maintenance and replacement costs.
from POSITAL B.V.
POSITAL LINARIX Programmable Incremental linear sensors, design: Draw Wire Enclosure, Machined Metal, Cylindrical Housing and 0.1mm/pulse (Incremental) resolution. [See More]
- Body Shape: Cylindrical
- Accuracy: 0.0200
- Measurement Range: 74.8
- Operating Temperature: -4 to 176
from POSITAL B.V.
POSITAL LINARIX Programmable Incremental linear sensors, design: Draw Wire Enclosure, Machined Metal, Cylindrical Housing and 0.1mm/pulse (Incremental) resolution. [See More]
- Body Shape: Cylindrical
- Accuracy: 0.0200
- Measurement Range: 74.8
- Operating Temperature: -4 to 176
from POSITAL B.V.
POSITAL LINARIX Programmable Incremental linear sensors, design: Draw Wire Enclosure, Machined Metal, Cylindrical Housing and 0.1mm/pulse (Incremental) resolution. [See More]
- Body Shape: Cylindrical
- Accuracy: 0.0200
- Measurement Range: 74.8
- Operating Temperature: -4 to 176
from POSITAL B.V.
POSITAL LINARIX Programmable Incremental linear sensors, design: Draw Wire Enclosure, Machined Metal, Cylindrical Housing and 0.1mm/pulse (Incremental) resolution. [See More]
- Body Shape: Cylindrical
- Accuracy: 0.0200
- Measurement Range: 74.8
- Operating Temperature: -4 to 176
from POSITAL B.V.
POSITAL LINARIX Programmable Incremental linear sensors, design: Draw Wire Enclosure, Machined Metal, Cylindrical Housing and 0.1mm/pulse (Incremental) resolution. [See More]
- Body Shape: Cylindrical
- Accuracy: 0.0200
- Measurement Range: 74.8
- Operating Temperature: -4 to 176
from POSITAL B.V.
POSITAL LINARIX Programmable Incremental linear sensors, design: Draw Wire Enclosure, Machined Metal, Cylindrical Housing and 0.1mm/pulse (Incremental) resolution. [See More]
- Body Shape: Cylindrical
- Accuracy: 0.0200
- Measurement Range: 74.8
- Operating Temperature: -4 to 176
from POSITAL B.V.
POSITAL LINARIX Programmable Incremental linear sensors, design: Draw Wire Enclosure, Machined Metal, Rectangular Housing and 0.1mm/pulse (Incremental) resolution. [See More]
- Body Shape: Cylindrical; Threaded Barrel; Rectangular
- Accuracy: 0.1000
- Measurement Range: 118
- Operating Temperature: -22 to 176
from POSITAL B.V.
POSITAL LINARIX Programmable Incremental linear sensors, design: Draw Wire Enclosure, Machined Metal, Rectangular Housing and 0.1mm/pulse (Incremental) resolution. [See More]
- Body Shape: Cylindrical; Threaded Barrel; Rectangular
- Accuracy: 0.1000
- Measurement Range: 118
- Operating Temperature: -40 to 176
from POSITAL B.V.
POSITAL LINARIX Programmable Incremental linear sensors, design: Draw Wire Enclosure, Machined Metal, Rectangular Housing and 0.1mm/pulse (Incremental) resolution. [See More]
- Body Shape: Cylindrical; Threaded Barrel; Rectangular
- Accuracy: 0.1000
- Measurement Range: 118
- Operating Temperature: -40 to 176
from POSITAL B.V.
POSITAL LINARIX Programmable Incremental linear sensors, design: Draw Wire Enclosure, Machined Metal, Rectangular Housing and 0.1mm/pulse (Incremental) resolution. [See More]
- Body Shape: Cylindrical; Threaded Barrel; Rectangular
- Accuracy: 0.1000
- Measurement Range: 118
- Operating Temperature: -22 to 176
from POSITAL B.V.
POSITAL LINARIX Programmable Incremental linear sensors, design: Draw Wire Enclosure, Machined Metal, Rectangular Housing and 0.1mm/pulse (Incremental) resolution. [See More]
- Body Shape: Cylindrical; Threaded Barrel; Rectangular
- Accuracy: 0.1000
- Measurement Range: 118
- Operating Temperature: -22 to 176
from POSITAL B.V.
POSITAL LINARIX Programmable Incremental linear sensors, design: Draw Wire Enclosure, Machined Metal, Rectangular Housing and 0.1mm/pulse (Incremental) resolution. [See More]
- Body Shape: Cylindrical; Threaded Barrel; Rectangular
- Accuracy: 0.1000
- Measurement Range: 236
- Operating Temperature: -4 to 176
from POSITAL B.V.
POSITAL LINARIX Programmable Incremental linear sensors, design: Draw Wire Enclosure, Machined Metal, Rectangular Housing and 0.1mm/pulse (Incremental) resolution. [See More]
- Body Shape: Cylindrical; Threaded Barrel; Rectangular
- Accuracy: 0.1000
- Measurement Range: 236
- Operating Temperature: -4 to 176
from POSITAL B.V.
POSITAL LINARIX Programmable Incremental linear sensors, design: Draw Wire Enclosure, Machined Metal, Rectangular Housing and 0.1mm/pulse (Incremental) resolution. [See More]
- Body Shape: Cylindrical; Threaded Barrel; Rectangular
- Accuracy: 0.1000
- Measurement Range: 236
- Operating Temperature: -4 to 176
from POSITAL B.V.
POSITAL LINARIX Programmable Incremental linear sensors, design: Draw Wire Enclosure, Machined Metal, Rectangular Housing and 0.1mm/pulse (Incremental) resolution. [See More]
- Body Shape: Cylindrical; Threaded Barrel; Rectangular
- Accuracy: 0.1000
- Measurement Range: 236
- Operating Temperature: -4 to 176
from POSITAL B.V.
POSITAL LINARIX Programmable Incremental linear sensors, design: Draw Wire Enclosure, Machined Metal, Rectangular Housing and 0.1mm/pulse (Incremental) resolution. [See More]
- Body Shape: Cylindrical; Threaded Barrel; Rectangular
- Accuracy: 0.1000
- Measurement Range: 236
- Operating Temperature: -4 to 176
from POSITAL B.V.
POSITAL LINARIX Programmable Incremental linear sensors, design: Draw Wire Enclosure, Extruded Metal and 0.1mm/pulse (Incremental) resolution. [See More]
- Body Shape: Cylindrical; Threaded Barrel
- Accuracy: 0.0200
- Measurement Range: 118
- Operating Temperature: -4 to 176
from POSITAL B.V.
POSITAL LINARIX Programmable Incremental linear sensors, design: Draw Wire Enclosure, Extruded Metal and 0.1mm/pulse (Incremental) resolution. [See More]
- Body Shape: Cylindrical; Threaded Barrel
- Accuracy: 0.0200
- Measurement Range: 118
- Operating Temperature: -4 to 176
from POSITAL B.V.
POSITAL LINARIX Programmable Incremental linear sensors, design: Draw Wire Enclosure, Extruded Metal and 0.1mm/pulse (Incremental) resolution. [See More]
- Body Shape: Cylindrical; Threaded Barrel
- Accuracy: 0.0200
- Measurement Range: 118
- Operating Temperature: -4 to 176
from POSITAL B.V.
POSITAL LINARIX Programmable Incremental linear sensors, design: Draw Wire Enclosure, Extruded Metal and 0.1mm/pulse (Incremental) resolution. [See More]
- Body Shape: Cylindrical; Threaded Barrel
- Accuracy: 0.0200
- Measurement Range: 118
- Operating Temperature: -4 to 176
from POSITAL B.V.
POSITAL LINARIX Programmable Incremental linear sensors, design: Draw Wire Enclosure, Extruded Metal and 0.1mm/pulse (Incremental) resolution. [See More]
- Body Shape: Cylindrical; Threaded Barrel
- Accuracy: 0.0200
- Measurement Range: 118
- Operating Temperature: -4 to 176
from Hymark/Kentucky Gauge
Heavy-duty magnetic sensor. Quadrature output. AB signals. Universal output circuit (Push-Pull & Line Driver). M10 steel case. Gap clearance up to 3.0 mm [See More]
- Body Shape: Cylindrical; Threaded Barrel
- Power Requirements: DC Powered
- Operating Temperature: 14 to 158
- Electrical Connection: +5Vdc ÷ +30Vdc
![SR4 Series Magneto Resistive Digital Position Sensor with 14 mm cylindrical plastic housing; 1 m [39.4 in] jacketed cable; current sinking output; and Vdc supply voltage -- SR4P3-B10 - Image](https://partimages.globalspec.com/17/1417/4636417_medium.png "SR4 Series Magneto Resistive Digital Position Sensor with 14 mm cylindrical plastic housing; 1 m [39.4 in] jacketed cable; current sinking output; and Vdc supply voltage -- SR4P3-B10 - Image")
from Honeywell Sensing & IoT
Current sinking ouput. Rugged, Epoxy filled 14mm threaded plastic housing NEMA 3, 3R, 3S, 4, 4X, 12 and 13 requirements. 22 AWG, 1 m [39.4 in] jacketed cable, color coded, PVC insulated conductors and jacket. Adjustable mounting [See More]
- Body Shape: Cylindrical
- Power Requirements: DC Powered
- Operating Temperature: -40 to 185