A:The main differences between safety relays and ordinary relays are their design purpose, internal structure and safety functions:🔒 Safety relays· Designed for safety functions to protect personal safety and machine equipment.· With redundant circuits and self-test functions to prevent single-point failure.· Meet international safety standards (such as ISO 13849-1, IEC 61508, IEC 60204-1, etc.)....

A：Ultrasonic sensors can detect a variety of materials, mainly including:· Metals (such as steel, aluminum, etc.)· Plastics (such as PVC, ABS, PE, etc.)· Glass (including transparent or frosted glass)· Liquid surfaces (such as water, oil, chemical solutions)· Paper, cloth and wood· Flexible materials such as ceramics, rubber, foam, etc.Its advantage is that it is not affected by the target color, ...

A:Ultrasonic sensors measure distance by emitting and receiving sound waves, but for irregular or inclined surfaces, the echo signal may be weakened or the reflection may deviate. To improve measurement accuracy, the following methods are usually used:1. Choose a suitable installation angle: Aim the sensor at the possible reflection direction of the target to avoid signal deviation caused by too l...

A：When selecting the measurement range and accuracy of laser displacement and ranging sensors, you can refer to the following points:1. Application requirements: Determine the distance range and required accuracy of the object to be measured. For example, a high-precision short-distance sensor is used for micro-displacement detection, and a ranging type is selected for long-distance targets.2. Res...

A：In high temperature or highly reflective surface environments, laser displacement and ranging sensors may have measurement errors. Common coping methods include:1. Choose a laser with the right wavelength: Using laser wavelengths that are more sensitive to high reflectivity or special materials (such as blue or green light) can improve measurement stability.2. Add filtering and temperature compe...

A：The main differences between laser displacement sensors and laser ranging sensors are measurement accuracy, measurement distance and application scenarios:1. Laser Displacement Sensor· Measurement object: small displacement changes at close range.· Precision: high, usually up to micrometer level (μm).· Measurement distance: short, generally between tens of millimeters and hundreds of millimeters...

A：The following steps should be followed to handle faults and maintenance of security door locks:1. Regular inspection: Regularly check the lock body, connecting wires and installation parts to ensure that there is no looseness, wear or corrosion.2. Troubleshooting: When an abnormality occurs, check whether the power supply, cable connection, and security control system signal are normal.3. Replac...

A：To ensure the compatibility of the door lock and the safety control system, it is recommended to start from the following key aspects:✅ 1. Electrical interface matching· Check whether the voltage level of the door lock (such as 24V DC) is consistent with the control system.· Check whether the input/output type (NPN/PNP, dry contact/active signal, etc.) is compatible.· Ensure that the terminal ty...

A：Vehicle light curtains ensure reliability in all weather conditions in the following ways:1. Infrared or laser technology: Use light sources with strong anti-interference, such as infrared or laser, to reduce the impact of rain, fog, snow and other weather on detection.2. High protection level: With a high protection level (such as IP65 or IP67), it is dustproof and waterproof, and adapts to har...

A:Vehicle light curtains are used to classify vehicles at highway toll stations, mainly in the following ways:Multi-beam detectionLight curtains are arranged on both sides of the lane to form multiple detection areas, which can accurately detect parameters such as the number of wheels, wheelbase, and vehicle height.Real-time data analysisThe system records the time difference and occlusion pattern...

A：The vehicle light curtain accurately measures the length and speed of the vehicle through precise beam scanning technology. The main principles are as follows:✅Detect vehicle length· Multiple infrared light curtain arrays span the lanes to form a dense detection area.· When a vehicle passes by, the time difference between the first and last beams of the blocked beams multiplied by the vehicle's ...

A：When choosing the resolution and measurement range of the measuring light curtain, you need to consider the following points according to the application requirements: Choose the appropriate resolution (resolution = beam spacing) ...

A：The maintenance procedures of ultrasonic sensors mainly include the following points:Regularly clean the sensor surfaceUse a clean and soft cloth to wipe the sensor probe to avoid dust, oil or water droplets affecting ultrasonic transmission and reception.Check the installation firmnessMake sure the sensor is not loose or offset to avoid detection errors caused by vibration or impact.Verify the ...

A：The installation of ultrasonic sensors must comply with the following requirements to ensure their measurement accuracy and stability:Reasonable installation positionThe sensor should be aligned vertically with the target surface to avoid large angle deviations to ensure that the sound waves are correctly reflected and returned.Avoid interferenceThere should be no obstructions in front of the se...

A：Yes, ultrasonic sensors can detect transparent or smooth surfaces. Because it uses sound waves instead of light to measure, it is not affected by the transparency, color or gloss of the target object. Therefore, ultrasonic sensors can stably detect even materials that are difficult to detect with traditional photoelectric sensors, such as glass, mirrored metal, liquids, etc.This makes it ideal f...

A：In order to protect ultrasonic sensors from interference and ensure that their measurements are stable and reliable, the following measures can be taken:1. Avoid co-frequency interference· When multiple sensors work at the same time, use different working frequencies or polling trigger methods to prevent signal confusion.· Products with anti-interference algorithms or synchronization functions a...

A：Compared with its competitors in the market, Dadisick's products in the field of industrial automation safety have the following advantages:✅ 1. Rich product line and comprehensive coverageDadisick provides complete safety solutions including safety light curtains, measurement light curtains, vehicle light curtains, safety carpets, safety edges, laser radars, laser displacement, ultrasonic senso...

A：Yes, we offer comprehensive OEM services, including customized product selection and laser marking. Our team works closely with customers to understand their unique requirements and provide them with tailor-made solutions. From customizing sensor size to integrating specific functions, we have the flexibility to meet the application needs of different industrial scenarios.Welcome to contact tech...

A：We provide complete product installation and operating instructions, safe operating procedures and training services to help your team correctly install, use and maintain our industrial safety products.🙋‍♂️ Need more help?Welcome to contact technical support directly for help

A:After installing a new light curtain, the following tests should be performed to ensure that it operates properly and meets safety requirements:1. Light curtain alignment test: Confirm that the transmitter and receiver are correctly aligned and the beam is not blocked.2. Function test: Block the beam with an object to check whether the alarm or shutdown can be triggered correctly.3. Response tim...

A：We offer 1:1 custom replacements for the original light curtain data connectors, with compatibility including electrical interface, communication protocol, and mechanical installation. Please check out the specifications of your existing light curtain and ours, or contact our technical support team to help you find a compatible replacement model.

A：Our safety light screens have passed rigorous testing and comply with multiple domestic and international safety certification standards including GB/T 19001-2016, ISO 9001:2015, IEC61496-1/2, CE and TÜV.

A：To select the right replacement light curtain, determine the specifications and features of your existing light curtain. Considerations include detection range, resolution, response time, and safety rating. Then, use this information to compare against our product catalog to ensure the new model will meet or exceed the performance of your existing light curtain. For more information, please cons...

A：Maintenance of ultrasonic sensors mainly includes the following aspects to ensure their long-term stable operation and measurement accuracy:1. Regularly clean the sensor surface:Remove dust, water droplets, oil stains, etc. to prevent affecting the propagation and reception of ultrasonic waves.2. Check the stability of the installation:Ensure that the sensor is not loose or shifted to avoid vibr...

A：1. Ambient temperature fluctuationsImpact: Temperature will change the speed of sound, which will affect the ranging accuracy.2. Strong wind interferenceImpact: Wind will disrupt the ultrasonic propagation path, resulting in unstable measurement.3. Rain, snow and humid environmentImpact: Water droplets may adhere to the surface of the probe or interfere with the propagation of sound waves.4. Dir...

A：Ultrasonic sensors are widely used in many industries due to their advantages such as non-contact measurement, high precision, and strong anti-interference ability. The following are the main benefiting industries:1. Manufacturing / Industrial AutomationMaterial Position DetectionLiquid Level Monitoring (Tank/Trough)Parts Identification and Sorting2. Automotive industryParking radar/obstacle det...