Auxiliary mechanical devices: commonly used are rack and pinion, chain belt, friction runner, rope reeling machinery, etc. Low-speed end device: installed behind the reduction gear, such as the shaft end of the winch wire rope drum or the shaft end of the next reduction gear ...
1. Test for NPN output sensor The NPN sensor output, also known as OC gate output, is based on the principle of open collector output of a transistor. The principle of NPN type OC gate output is whether the output of the NPN transistor and GND are short-circuited. When the control is active, the transistor is turned on, the output and the GND ...
An encoder is a device that converts angular or linear displacement into an electrical signal. The former becomes the yardstick, and the latter is called the yardstick. According to the readout method, the encoder can be divided into two types: touch type and non-touch type. The touch type selects the brush output, and a brush touches the conductive area or the insulating area to represent the shape of the code.
Eltra incremental encoders fall into three categories: Optical solid shaft incremental encoder Eltra. The couplings in these types are made of solid shafts. · EL-ER 30 E/H; · EH 38 A/B/D; · EL-E ...
WirelessHART uses the 2.4 GHz band (which is no-nonsense and globally) as a transmission medium for a variety of radio skills, including WLAN, Bluetooth, and ZigBee. However, WirelessHART is more than just a variant of WLAN. ...
The Finder and the Finder are in use in the automotive industry for the first time, and a variety of ways to use them are proposed: RFID is commonly used in the automotive industry for tracking and traceability. There is a growing demand for customized treatment solutions.
First, the problem of the pressure sensor sealing ring If the output of the pressurized transmitter does not change, and the output of the pressurized transmitter changes suddenly, and the zero position of the pressure relief transmitter cannot be returned, it is likely that the problem of the pressure sensor sealing ring. It is common because of the standard reason of the sealing ring, the sensor is tightened ...
1. The safety barrier should be installed in a safe place, and the environmental conditions should meet the requirements of the "application conditions" in the "Safety Barrier Selection Sample". 2. The connecting wires of the intrinsically safe end (blue end) and non-intrinsically safe end circuits of the barrier safety barrier are in the sink ...
In electrical intrinsic safety explosion-proof (abbreviation: intrinsically safe explosion-proof), we generally divide the workplace into explosion-proof area and non-explosion-proof area. There is the transmission of electrical energy between the explosion-proof area and the non-explosion-proof area, for example, the switches, buttons, sensors, etc. in the explosion-proof area are connected to the non-explosion-proof area through the wires.
Sofis, an expert in the operation of valves in the process industry, relies on sensors for its latest treatment solution, the "Valve Orientation Indicator" (VPI). VPI provides an overview of the orientation of manual valves in the plant network. Combined with integrated sensors and automatic detection...
The dry contact of the barrier is an electrical switch that has two positions: closed and disconnected. There is no polarity between the two contacts of the dry contact and is interchangeable. That is, a simple switch, the contact does not provide power supply, and the power supply can be used to control the condition of the equipment. But it doesn't offer ...
The R2 and R3 series of photoelectric sensors are impressive products that characterize a very small housing plan. Robust R2/R3 miniature photoelectric sensors – smaller than a matchbox, space-saving miniature housing photoelectric sensors R2/R3 series ...
Technological advantages The HiC2441 is adaptable to any signal type, eliminating the need for messy configuration configurations, allowing users to complete loop commissioning simply, quickly and reliably. The HiC2441 is a universal barrier that can be adapted to any common signal type. Meantime...
In the process of using the safety barrier, whether it is the construction stage or the daily maintenance, repeated removal of the suture is a troublesome and simple mistake. With pluggable terminals, there is no need to repeatedly disconnect the wires. The field side terminals of the safety barrier and the system side terminals are distinguished by different colors, if there are two sets of ...
The rotary incremental encoder outputs pulses when it rotates, knows its orientation by the counting device, and remembers the orientation by relying on the internal memory of the counting device when the encoder does not move or the power goes out. In this way, when the power goes out, the encoder can not have any movement, and when the call is working, the encoder ...
Encoder: Laser encoder is a general term for encoders with laser as the light source. According to the published material, the principle can be broadly divided into two types, namely the use of the grating method and the use of the Fourier image method. Grating thousand-related method, where a laser of wavelength is projected on a periodic grating at a distance of p, ...
Rotary encoders are a class of sensors used to detect the angle of rotation and its derived mechanical parameters, including velocity and acceleration, etc., and can detect transmission movements such as rotation and linear lines. Due to its widespread use, rotary encoders convert mechanical inputs into electrical signals, which can be used by counters, tachometers, programmable...
With the rapid development of automation technology, what kind of RF identification skills can be called "cutting-edge"? Reliable identification + seamless data transmission + continuous system operation, these three points are indispensable, and the UHF F190/F192 series launched by Bejiafu is a combination of many advantages. On a global scale ...
Encoders can be classified as follows. 1. Classification according to the engraving method of the code disc (1) Incremental type: that is, every time the viewpoint of the unit is rotated, a pulse signal is announced (there is also a sine and cosine signal, and then it is ...
A pressure transmitter is a type of instrument that converts a pressure variable into a consistent output signal that can be transmitted, and there is a given continuous function relationship between the output signal and the pressure variable, which is generally a linear function. Pressure variables include positive and negative pressure, differential pressure and pressure. Pressure transmitters are available in electric and ...
Tip 1 – Start with the bus stuff As a first step, the engineer should use the method of first interfacing the sensor to constrain the ignorance through a bus thing. A bus thing connects to a personal computer (PC) and then to the sensor for I2C, SPI or other ...
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