The network ports in the smart security system are divided into WAN, LAN, and WLAN. Speaking of network ports, security personnel who do intelligent engineering probably know it, but how many network ports are in the smart security system? What are their full names? Which intelligent projects are they suitable for? Today, the editor comes to popularize it for everyone. ...
The coal mine communication system is one of the six major coal mine systems, and it occupies a pivotal position in coal production. The coal mine communication system communication system realizes communication and contact by sending and receiving communication signals in production, dispatching, management, rescue and other links. System, including wired communication ...
Amplified telephones for mines are dedicated communication equipment for coal mines, metallurgy, tunnels, mines and other industries. The products are mainly used in working environments where there are dangerous gases such as coal dust and gas, and are mainly distributed in working faces, roadways, parking lots, rest rooms and other places. . It can realize functions su...
What is the corridor communication system? It is estimated that many people have a certain understanding of what characteristics it has. We use it in many places in our lives. Its use is still relatively large. The following 800-pass intelligence will introduce you to the pipe gallery. Communication system characteristics? Let everyone understand the pipe gallery communi...
Pipeline fiber optic telephone is a communication system with strong signal used in many projects at present, and everyone is familiar with fiber optic telephones. Today we will explain to you the influence of pipe corridors on pipe corridor optical telephones. What? Let Babaitong Smart explain it for you. 1. Pipe corridors are divided into trunk public tunnels and br...
Today we would like to show our analog dispatching telecom system topology in hazardous area. Our explosion-proof telephone, which could used for mine, oil, gas where have much Explosive gas or dust in surrounding. This industrial telephone could be choosen with horn loudspeaker which could spread the sound loudly and fuurther. Not only telephone, but also the whole sy...
A fire alarm system is an active fire protection system that controls all the fire alarm modules in a building. It is composed of alarm initiating devices (smoke detectors and heat sensors), alarm notification appliances (Loudspeaker ,sirens or industrial telephone devices that produce loud noise and let people could hear in far place), fire control units (sprinkler sys...
Ningbo Joiwo’s Inmate & Prison & Jail vandal resistent armored rugged Telephone System is a full solution including the prison telephone, office control telephone，circuits, monitoring and recording system, call-control system, secure database, PA system, control station, printers, and associated software. Joiwo could provide the supports all prison equipment system to ...
720pcs Zinc Alloy 4x4 Keypad were installed in India customer’s Fuel Dispenser project on Dec,9th. Our customer shared the installation photos above and told us they are very satisfied with our telephone accessories. All the keypads are perfect and working well there. Features: 1.Key frame uses high quality zinc alloy material. 2.Buttons are made of high quality zin...
IP rating is also known as Ingress Protection or International Protection ratings which are defined to the international standard of EN 60529 (British BS EN 60529:1992). This standard is used to define the levels of sealing effectiveness of electrical enclosures against intrusion from foreign bodies such as tools, dirt and moisture. What do the two digits in an IP R...
1.Implementation Areas with potentially explosive atmospheres are divided into zones, equipment has to be divided into groups and categories. The labelling on the identification plate of certified equipment indicates in which zone the explosion protected equipment can be used. 2.Explosion-proof mark ：ExdibIICT6Gb/EXtDA21IP66T80℃ 3.Division into explosion Temperature ...
Bank ATM machines are generally with metal numeric keypads, but only few people clearly know the reasons and benefits of using a metal keypad. Following are our sharing: Because it has the advantage of preventing leaks.If it is a normal keypad, the temperature of the keypad will be changed when people press the password with them finger. If we take a photo with a t...
Joiwo manufactures a red emergecy telephone for customer of USA
