+8618620378803
29 2019-01
Mine Intrinsically Safe Precautions
Time of issue：2019-01-29
1. Mine intrinsically safe equipment can be used in coal mines, and its explosion-proof mark is ExibI or ExiaI. The intrinsically safe electrical products should be installed and used in accordance with the relevant provisions of the "Coal Mine Safety Regulations" and the working conditions required in the product instruction manual.
29 2019-01
Is there product and system training?
Time of issue：2019-01-29
After the customer purchases the products or solutions of Yiday Technology Co., Ltd., Yiyi Technology will provide customers with free training and on-site guidance for no less than 2 days.
29 2019-01
What is ZigBee and what are the advantages of ZigBee?
Time of issue：2019-01-29
Zigbee is synonymous with the IEEE 802.15.4 protocol. The technology specified in this agreement is a short-range, low-power wireless communication technology.
29 2019-01
What is an underground base station
Time of issue：2019-01-29
A base station, that is, a public mobile communication base station, is a form of radio station, which refers to a radio transceiver station that transmits information with mobile phone terminals through a mobile communication switching center in a certain radio coverage area.
29 2019-01
What kind of after-sales service does Next Day Technology Co., Ltd. provide customers?
Time of issue：2019-01-29
(1) After receiving the customer's help information, make a decision on how to deal with it within 24 hours. (2) Establish a special spare parts warehouse, and keep spare parts for equipment and consumables for not less than 2 years for a long time. According to the amount of maintenance, equip and repair, replace or provide spare machines at the fastest speed to ensure the normal use of Party A. (3) The customer can directly consult or complain to the person in charge of the project who arrives at the site, who will judge whether it can be solved on site according to the nature of the problem. If the problem can be successfully solved on site, the processing result will be directly replied to the customer. Problems that are not suitable to be solved on-site shall be referred to the customer
29 2019-01
What is the quotation for mine wireless communication products and solutions?
Time of issue：2019-01-29
The next day technology provides customers with system configuration and product quotations. The quotation of the scheme needs to be unified according to the system configuration of the customer's specific project.
29 2019-01
What services can Next Day Technology provide to customers?
Time of issue：2019-01-29
(1) Next Day Technology promises to provide one-year free warranty service for all products in customer projects. (2) Spare parts supply and price after the free maintenance period expires Next Day Technology promises to continue to provide users with accessories for the products in this bid within 5 years after the completion of the contract, and the price is not higher than the bid price. (3) If the customer of the product upgrade plan needs to improve or expand the original plan, software and hardware equipment due to business increase or change, or needs to provide relevant supporting equipment, the next day technology will provide free technical consultation and design suggestions, and at the time of preferential treatment Prices provide equipment and spare parts to customers. (4)
16 2019-01
What is the principle of explosion protection for intrinsically safe circuits?
Time of issue：2019-01-16
The circuit itself of intrinsically safe electrical equipment is safe, and the generated sparks, arcs and heat cannot ignite explosive mixtures in the surrounding environment, so intrinsically safe electrical equipment does not require special explosion-proof enclosures, which can reduce the size of the equipment and weight, simplifying the structure of the device.
16 2019-01
What industry applications are NextDay's solutions suitable for?
Time of issue：2019-01-16
The solutions of Next Day Technology are suitable for high-risk industries such as mining, petroleum, natural gas, chemical industry, tunnels, etc., as well as applications such as wireless communication, dispatch command and on-site monitoring in urban markets, gas stations, and underground tube wells.
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