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The difference between fiber optic sensors and photoelectric sensors – ifm
Optical fiber sensors and photoelectric sensors are two typical sensors, which are widely used in production and measurement, so what is the difference between the two? Next, we will analyze the differences between the two from the perspective of principle and use.
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Advantages of IFM controllers:
1. The programming method of the programmable ifm controller is simple and easy to learn
Programmable ifm controller ladder diagram is the programming language of the more used PLC, its circuit symbols and expressions are similar to the schematic diagram of relay circuits, the ladder diagram language is intuitive, easy to learn and understand, understand the relay ...
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Guangzhou Industrial Automation Technology and Equipment Exhibition ended successfully
The Guangzhou International Industrial Automation Technology and Equipment Exhibition (SIAF) has successfully concluded on March 12, and the number of exhibitors has reached a record high, and we have also felt the enthusiasm of visitors for ifm's booth and products.
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Differential pressure sensor function – ifm sensors
A differential pressure sensor is a sensor used to measure the difference between two pressures, usually used to measure the pressure difference between the front and rear ends of a device or component.
A typical application of differential pressure sensors is to measure the difference in exhaust pressure between the front and rear channels of the exhaust particulate trap of a passenger car engine.
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Load cell wiring method – ifm
There are four-wire and six-wire load cells. Four-wire system: EXC EXC: Power cord, that is, the DC power supply supplied by the instrument to the sensor. SIG, SIG-: The signal line, that is, the signal line output by the sensor, is output to the instrument. In addition to the above four lines, there are more than two in the four-wire system: SEN, SEN-: feedback line ...
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Vibration sensors are selected according to the parameters – ifm
The use of oscillation sensors in various fields is also a lot, with the development of the market economy, the demand for sensors is increasing, but many people are not professional when purchasing, in order to prevent the purchase of undesirable products, how to choose when we choose the sensor? ...
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Notes on Linear Position Sensors – ifm
Whether it is a linear displacement sensor or a rope displacement sensor, it often encounters a variety of problems when it is used, including quality problems, application problems, environmental problems, etc., but the use of problems is common, and improper use simply makes the sensor damaged. So what we're using ...
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How to use load cells and amplifiers – ifm
1. Wiring according to wiring requirements
2. Connect the specified size DC power supply to the transmitter.
3. Connect the sensor and adjust it to the corresponding zero output value (the corresponding zero output value (e.g. 0-10V output.
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Selection of sensor sensitivity and range – ifm
The sensitivity of the sensor is one of the most basic goals of the sensor. The sensitivity of the sensor directly affects the measurement of the oscillation signal. It is not difficult to understand that the sensitivity of the sensor should be determined according to the size of the oscillation (acceleration value) to be measured, but since piezoelectric acceleration is a measurement of the acceleration value of the oscillation, ...
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Applications in the field of ifm fiber optic sensors.
1) Urban construction
the use of interferometric screws and optical pressure sensors for bridges, dams, oil fields, etc.; embedding fiber optic sensors or reinforced fiber agglomerates in concrete; Traffic is monitored at airports using an interferometric fiber-optic vibration sensor system.
2) Civil Engineering and Environmental Supervision
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How ifm inductive sensors work
How an inductive sensor works: An inductive sensor consists of three parts: an oscillator, a switching circuit, and an amplified output circuit. The oscillator produces an alternating magnetic field. When a metal target approaches this magnetic field and reaches the sensing distance, eddy currents are generated within the metal target, resulting in ...
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ifm ifm sensors detect objects contactlessly
Capacitive ifm sensors have many applications in everyday life. It is capable of viewing non-metallic materials as well as detecting objects in a non-contact manner.
Capacitive ifm sensors are resistant to interference. When an object is detected, the small ...
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ifm multifunction analogue displays
Contact display for easy reading and intuitive operation
●Clear and easy-to-read display screen
● Contact display and clear text for intuitive operation
●When the set limit is exceeded or lowered, the display is changed to red/yellow/green
●16-bit resolution
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The difference between ifm inductive and capacitive sensors
There are many different series under ifm sensors, including inductive and capacitive sensors. So what's the difference between the two sensors?
ifm inductive sensors are essential in industrial use.
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Precautions for the use of photoelectric sensors - ifm
1. It is necessary to insist on parallel between the front end surface of the photoelectric sensor and the surface of the workpiece or object to be detected, so that the conversion efficiency of the photoelectric sensor is high.
2. When installing and welding, the root of the pin of the photoelectric sensor and the pad ...
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Measuring pre-work with vibration sensors – ifm
1. Confirmation of the initial void
The various types of oscillating sensors should have excellent linearity at a certain void voltage value, so it is necessary to adjust the appropriate initial void when installing the sensor.
According to the characteristic curve of the oscillation sensor, the sensor used for oscillation measurement ...
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Selection and testing of ifm proximity switches
1. Proximity switch selection
Different types of proximity switches should be selected for different raw material detectors and different detection intervals to have a high-performance price ratio in the system, for which the following principles should be followed in the selection:
1. When the detector body is metal material, the high-frequency oscillation type should be selected.
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Features of the ifm pressure sensor type PN
ifm pressure sensors of type PN are used in industrial applications:
One is robust: an ideal measuring element for all types of pressure scales;
Second, red-green scale: according to the color of the display, you can quickly identify the "outstanding scale" or switching state;
The third quick setting: by pressing the ...
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An introduction to the work of ifm controllers
Programmable ifm controllers operate using a "sequential scan, continuous loop" approach.
1. Output rewriting stage: When the instruction is fulfilled, the on-off status of the output status register is sent to the input in the output rewriting stage.
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Precautions when switching the ifm on or off the power supply
The output status of the sensor when the power is turned on or off, whether it is detected or not, is OFF. In particular, when the power supply is turned on, the output condition is OFF for a certain period of time is called the initial reset. But in the following cases, the output will be momentarily ON(OFF) ...
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