What are the common faults in the burglar alarm system?

As people's awareness of their own safety and living comfort in the society has increased, property security and so on need to be protected to a greater extent, so various security systems have emerged, of which the anti-theft alarm system is One of the representative security facilities. When someone hacks into the defense zone, it will cause an alarm. The burglar alarm system is used to signal a dangerous situation. So what are the common faults in the burglar alarm system?

First, the central machine can not receive user alarm information

Check whether there is a short circuit or open circuit on the telephone line, turn off the anti-theft switch on the telephone, and check whether the central communication programming of the host computer is correct.

2. After the central machine receives the alarm information, the alarm cannot be uploaded.

Check if the telephone line interference is too large, whether the telephone line is short-circuited, open circuit, and correctly fill in the forwarding number on the center software.

Third, the personal phone is not connected after the alarm

Check if the telephone line is too much interference, check if the telephone line has a short circuit, and the open circuit problem exists. Check whether the telephone line of the connected host needs to add the dial code before dialing the outside line. If necessary, please enter the code correctly when entering the alarm dialing number. If it is not possible, consider re-programming the personal communication phone number, personal communication level, and personal communication format program.

Fourth, the probe false positives

Check the line for intermittent short circuit caused by water ingress, adjust the sensitivity and installation position appropriately, check if the deviation of the power supply voltage is too large, and replace the falsely reported probe installation position with the probe installation position without false alarm. Whether it is the environmental cause or the probe itself, and then deal with it accordingly.

Five, guardrail false positives

Make sure that the power supply voltage is above 9V, check whether the line is normal, and replace the falsely reported guardrail installation position with the guardrail installation position that has not been misreported to confirm whether it is the environmental cause or the reason of the guardrail itself, and then deal with it accordingly.

6. After the deployment, the wired front end is triggered, but the alarm is not alarmed.

Replace the battery, re-code the wireless front-end and the host, correctly program the zone of the host that the wireless front-end learns, shorten the distance between the wireless front-end and the host, and consider re-adjusting the wireless if the metal is blocked. Front end mounting location.

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Sigma Elevator Company is a subsidiary of Otis Elevator Korea (OEK) in South Korea for all overseas/export markets. It was founded in 2000.

Starting in 1968, "Goldstar" elevators, and later on, "LG" elevators, were counted among the world's top elevator brands. With the beginning of this new millennium, that legacy lives on through the birth of "SIGMA" elevators.

SIGMA Elevator Company will continue on with its mission of supplying elevators and escalators to more than 50 nations worldwide through its global network of 11 sales companies, 2 offices, and 52 agents or distributors.

SIGMA Elevator Company is dedicated to providing its customers with the best quality products and services. SIGMA elevators feature unmatched safety, ride comfort, and modern design. SIGMA escalators and moving walkways are held to similar safety and comfort standards and are integral parts of our modern urban aesthetics.

Changwon factory, Korea, the main factory of SIGMA Elevator, has long been a well-established name in the global elevator industry. SIGMA`s Dalian factory in China produces elevators & escalators to meet the demands of the local and worldwide markets as well.

SIGMA Elevator Company is committed to increasing customer value through a sharp focus on product innovation and customer satisfaction. With technology developed over the past 30 years, an enduring innovative spirit, and enthusiastic attitude towards providing customer value, Sigma Elevator Company stands by its product and service lines with confidence.

Sigma currently has businesses in more than 75 countries worldwide, and subsidiaries in five countries; Hong Kong (China), Vietnam, Thailand, Malaysia and Singapore.

In the United States, Sigma elevators were distributed by CemcoLift, which was a historic elevator company bought by Otis and based in Hatfield, PA. However, in 2012 CemcoLift has gone bankrupt and replaced by a new company called Minnesota Elevator Solutions.

It's headquarter, factory and testing tower are located in Changwon, South Korea, which are also operated by Otis Elevator Korea. It also has a secondary factory in Dalian, China, opened in 1998 to meet demands on Chinese elevator market.

In 2014, Sigma had a partnership with EXPRESS Elevator Co., Ltd., an elevator company based in Suzhou, China as well as a subsidiary of Otis. In 2016, Express/Sigma opened their headquarters in Suzhou, China

LG Elevators was the elevator and escalator division of LG Electronics. It was acquired by Otis in 1999 and was later known as LG-OTIS Elevator Company.

LG changed its name from GoldStar in 1994 after GoldStar merged with Lucky Chemical. In 1999, it was acquired by Otis Elevator Company, later known as LG-OTIS Elevator Company from 2000 until 2003, when it was renamed to OTIS-LG Elevator Company. Later in 2006, OTIS-LG was again renamed to Otis Elevator Korea.

LG-OTIS Elevator Company (later OTIS-LG Elevator Company then Otis Elevator Korea) was a joint venture company between Otis and LG Electronics` elevator and escalator division, LG Elevators in South Korea. It was formed in 2000. The brand was renamed to OTIS-LG Elevator Company in 2003 and later Otis Elevator Korea in 2006, where it is currently known as that in South Korea

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