What does TO industry term mean?

TO represents data in the weak current system industry symbol.

In addition, there are common symbols in the weak current system industry: Tx represents the transmitter, Td represents the voice and data dual-mode socket, Tp represents the telephone, Tf represents the TV, and the FM dual-mode socket arrow represents the lower layer and the current layer. The line looks to where it goes up one level above.

Extended information:

Weak current system composition:

Generally speaking, weak current systems are composed of different systems under different circumstances. For example, the hotel's weak current system consists of the automatic fire rescue system, surveillance video system and central air conditioning control system, and the smart community's weak current system consists of the management garage, access control system and management system. on top. Therefore, weak current systems will be different due to different occasions. Weak current system in public places. Its composition can be divided according to its functions, including safety protection systems and automatic control systems.

1. Safety prevention system

Indoor part: An indoor safety prevention system composed of multiple branch systems, which can not only ensure indoor safety in public places, but also Relevant information is transmitted to the designated dispatch command center. Indoor security systems usually consist of door and window management systems, emergency rescue systems, fire alarm systems and indoor monitoring systems. Outdoor part: The outdoor security system mainly protects the safety around the public place and monitors all monitoring facilities in the entire public place. Usually composed of security patrol system, infrared alarm system and outdoor monitoring system.

2. Automatic control system

In public places, not only indoor and outdoor security systems are needed, but also many automatic control systems are needed to provide automatic control for major equipment systems. Generally speaking, automatic control systems are widely used in public places, mainly for lighting systems, fire safety systems, broadcasting systems, power supply systems, and drainage systems.