NANJING JIANGNAN LIBRARY EQUIPMENT FACTORY

Company Description

NANJING JIANGNAN LIBRARY EQUIPMENT FACTORY has been making EAS (EM) system for more than 8 years. JN4002 Model Digital Detector applies in numeral technology, adopting the computer chip to control, and model design. It is to check and measure the multiple frequency points. The advantages are: 1). It is uneasy to be shielded by metals while RF 8.2MHZ system is easy to be screened by metals. 2). Anti-jamming performance is very strong, and fault alarm rate is very low, besides those, when strips or magnetic metals enters the alarm door, or at the same time the electric magnetic waves get close to it, EM system can identify them separately, strips can be alarmed by sound or sound (on the Control Box) / light (on the Antenna) while the metals or the waves by weak light (on the Control Box); 3). Rate of accurate alarm is very high, nearly no dead angle at all; 4). Host computer runs steadily with reliability: 50,000 hours, and the return maintain is smaller than 0.3%. 5) It is highly automatic and easy to be installed with convenient operation 6). No harm to people’s health! 7) It can be combined into 1, 2, 3 or 4 channels. ABS frame with Embedded Crystal appears charming, magnificent and pure transparent. The methods of alarm can be divided into audio and audio and video at the same time. The attachments include Magnetizing / Demagnetizing Apparatus, Books Inspecting Instrument, Demagnetizing Board, Strips, Anti-Theft Button, Unlocking Device. It has been widely used in libraries / books shops / clothes supermarkets / jewelry shop / warehouses / museums etc.