Integrating sound level meter

Integrating sound level meter is not only a general sound level meter for measuring exponential time weighted sound level, but also an integral average sound level meter for measuring time average sound level and an integral sound level meter for measuring sound exposure. It can also measure cumulative percentage sound level (statistical sound level). It can be used for various industrial environmental noise measurement and environmental noise survey measurement, especially for noise spectrum analysis. It can be used to measure the sound level of environment, machinery, traffic, ship and other noise; it can be used in industrial environmental protection, construction, health, teaching and scientific research departments. Integral sound level meter often Multihead Weigher Machine has problems 1. After the instrument power is turned on, the display does not display. No battery or poor battery contact; 2. The power switch is damaged or the contact is poor. The sound level displayed is significantly low. Maybe the microphone or the front stage is damaged. You can replace the microphone or the front stage, or the connection between the front stage socket and the motherboard falls off. 3. Do not print check whether the connection indicator on the printer is on. If not, restart the instrument and printer. 4. Unable to communicate with computer: view the interface and try again. The microphone used in the integrated sound level meter is a kind of fine sensor, please do not collide to avoid damage to the diaphragm, and it should be put aside properly when it is not necessary. Artificial damage is not Automatic Weighing System covered by the warranty. Attention should be paid to the polarity of the battery or external power supply of the device. Do not reverse connect the battery. When the instrument is not in use temporarily, the battery should be removed to avoid liquid leakage and damage the instrument. The instrument should be prevented from being placed in the center of low temperature, humidity, sewage, dust and air or chemical gas with high content of hydrochloric acid and alkali, so as to prevent direct sunlight. Please do not assemble the instrument without permission. If the instrument task is abnormal, it can be sent to the repair unit or factory for maintenance. Unauthorized assembly is not covered by the warranty.

评论

发表评论

此博客中的热门博文

Explosion-proof vacuum cleaner for dust Application characteristics

Explosion-proof vacuum cleaner for dust Application characteristics: 1. The diameter of the dust suction port of the metal dust collector is 38300mm, which has strong suction power and full endurance. Second, the vacuum cleaner is manufactured in strict accordance with industrial standards and well-designed. 3. The power of the vacuum cleaner varies from 0.75 kW to 22 kW. 4. The vacuum cleaner can be equipped with a secondary filtration system. Fifth, the dust bucket of the vacuum cleaner is equipped with a cyclone separator, a folding type large-scale application filter and a safety filter, and a filter oscillator (pulse). Sixth, the main unit of the vacuum cleaner is equipped  with a muffler device, and there is no noise pollution. 7. The dust collecting barrel of the vacuum cleaner is equipped with a capacity observation hole, and a moving pulley is added to the dust collecting barrel to dump the dust more easily. 8. The vacuum cleaner works with a 380V three-phase power supply. It
阅读全文

Biometric Door Lock System

There are two types of door locks, a physical one and a biometric one. The former uses a key, which is locked by the locksmith while the latter uses a biometric reader or the fingerprint scanner for entering the code. However, with both, you need to provide your password so that it would work. High performance, zero power consumption, integrated DSD processor, low cost. Both physical and biometric door locks use high-tech biometric reader to scan the fingerprint of the door user and send the information to the lock control station. With the help of this information, the lock control station can process the information and generate the code required for the door locking. The code is then sent to the control station to be sent to the door's electronic lock switch. A special door lock mechanism called key lock keeps the door closed while the lock code is locked by the locksmith. With the help of the control station, the door lock is able to open or close automatically according
阅读全文

Access Control Systems Manufacturers - How to Find the Right Control System for Your Needs

Access control systems manufacturers have the latest and greatest products on the market today. They're also able to provide support that helps keep your system working smoothly. Here are some of the things you need to look for when buying a security system. The size of your control systems is a critical issue that you should be aware of. You want the right size for the area you wish to cover, which will require a number of measurements. The most important thing to do here is to consider the number of personnel that will be needed to operate it. You may be interested in getting access control systems that give access by number. For example, a single door at each entrance to your property would give access by number. It would allow the general public to gain access to your property. However, this is a very costly option, so it's best to choose one that allows people to enter the property one at a time. Your security system should also have a keypad that can be programmed
阅读全文