San Diego CCTV 5 Things Everyone Should Know

San Diego CCTV - 5 San Diego CCTV - 5 Things Everyone Things Everyone

Needs to Know About Needs to Know About Network CablingNetwork Cabling

BY: Mark YoungBY: Mark Young

Just thinking about relocating your business can give goose bumps to many. Let's face it no one likes an unpleasant change. And if that change potentially means the disruption of your already hectic schedule, things can get really hot. This is where a little planning comes in.

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For office cabling it must first be determined For office cabling it must first be determined

what exactly you need in terms of the uses for what exactly you need in terms of the uses for structured cabling. structured cabling. • Do you need cabling for voice and do you require Do you need cabling for voice and do you require

cabling for data? cabling for data? • Do you use the internet in your business, as most do Do you use the internet in your business, as most do

today? today? • How many computers are in your network? If there is How many computers are in your network? If there is

more than one, it will require a network, with a more than one, it will require a network, with a server and properly ventilated server room, in order server and properly ventilated server room, in order for the network computers to work together and give for the network computers to work together and give you efficiency in the work place. you efficiency in the work place.

• You may require video and data in a conference You may require video and data in a conference room, and this will determine also the type of cabling room, and this will determine also the type of cabling installation you require. For various applications, installation you require. For various applications, there are several types of data cabling to fit the there are several types of data cabling to fit the requirements. requirements.

First……..First……..


Not all cabling is alike. For telephone Not all cabling is alike. For telephone usage, a Cat (or category) 3 is common. But usage, a Cat (or category) 3 is common. But for data usage, you require another for data usage, you require another category of cabling Cat5 or Cat6.category of cabling Cat5 or Cat6.

Second…..Second…..


• The type of cabling for structured wiring in your business varies in The type of cabling for structured wiring in your business varies in on of itself. It’s important to consider what you can afford now, but on of itself. It’s important to consider what you can afford now, but also to consider if it will be sufficient with room to grow. also to consider if it will be sufficient with room to grow.

• It’s logical to purchase the most you can afford now, rather than It’s logical to purchase the most you can afford now, rather than have to restructure and expend more costs later with an upgrade.have to restructure and expend more costs later with an upgrade.

• Remember that technology is always growing. Remember that technology is always growing. - Cat 3 is used for the Ethernet application and carries Data - Cat 3 is used for the Ethernet application and carries Data

to to 10 Mbps. 10 Mbps. - Cat 4 will carry data to 20 Mbps (16 Mbps Token Ring), - Cat 4 will carry data to 20 Mbps (16 Mbps Token Ring),

which which is faster is faster - But a Cat 5 for fast Ethernet carries up to 100 Mbps. - But a Cat 5 for fast Ethernet carries up to 100 Mbps.

• Both Category 3 and Category 5 have a maximum segment length Both Category 3 and Category 5 have a maximum segment length of 100 meters. Cat 5E cable is an enhanced version of Cat 5 that of 100 meters. Cat 5E cable is an enhanced version of Cat 5 that adds specifications for far end crosstalk, and has superseded Cat adds specifications for far end crosstalk, and has superseded Cat 5 specification. Cat 5E. 5 specification. Cat 5E.

• In addition to Ethernet, it is also used to carry a number of other In addition to Ethernet, it is also used to carry a number of other signals such as basic voice services, token ring, and ATM, (at up to signals such as basic voice services, token ring, and ATM, (at up to 155 Mbps, over short distances). 155 Mbps, over short distances).

• Category 6 is used for gigabit connections. The cable contains four Category 6 is used for gigabit connections. The cable contains four twisted copper wire pairs, just like earlier copper cable standards twisted copper wire pairs, just like earlier copper cable standards and is backward compatible with the Cat 3 and Cat 5/5e cable and is backward compatible with the Cat 3 and Cat 5/5e cable standards.standards.

Third……Third……


• Consider Plenum versus non-Plenum. Consider Plenum versus non-Plenum. - Plenum Cabling is structured cabling permitted - Plenum Cabling is structured cabling permitted - under building codes for plenum spaces. - under building codes for plenum spaces.

• Plenum rated cable has fire-resistant & slow burning casing Plenum rated cable has fire-resistant & slow burning casing that emits very little smoke. that emits very little smoke.

• The space between the structural ceiling and the raised The space between the structural ceiling and the raised floor or under a dropped ceiling is usually considered floor or under a dropped ceiling is usually considered plenum. plenum.

• The plenum space is typically used to house communication The plenum space is typically used to house communication cables for a buildings telephone and computer network, and cables for a buildings telephone and computer network, and allows for a cooling and ventilated environment. allows for a cooling and ventilated environment.

• No high-voltage powered equipment is allowed to be placed No high-voltage powered equipment is allowed to be placed in a plenum space. Make sure to check building codes with in a plenum space. Make sure to check building codes with your building manageryour building manager

ForthForth


when consider all the options and requirements to fit your when consider all the options and requirements to fit your structured cabling needs, in order to have adequate office structured cabling needs, in order to have adequate office wiring, the best results for the future growth of your wiring, the best results for the future growth of your business is to utilize cabling installation for data and voice business is to utilize cabling installation for data and voice applications at one time, rather than over a series of applications at one time, rather than over a series of installations, which will cut your costs.installations, which will cut your costs.

Finally FifthFinally Fifth


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San Diego CCTV 5 Things Everyone Should Know