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Technical Manual

NEXUS AM Deactivator

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Summary of Contents for NEXUS AM

Page 1: ...Technical Manual NEXUS AM Deactivator...

Page 2: ...chanical specifications 8 3 General AM and EAS issues 9 3 1 Noise sources 9 3 2 Installation guidelines 9 3 3 Safety instructions 10 3 3 1 Serviceable parts 10 4 Equipment and tools 11 4 1 General ins...

Page 3: ...NEXUS AM Deactivator Terms and abbreviations v2 1 Page 3 of 26 8 FCC STATEMENT 26...

Page 4: ...rred to as pedestal barrier Burst Frequency Fb The operating frequency of the TRX Device Explorer Device Explorer Cross Point Device Explorer Software tool for adjustment of Cross Point devices that a...

Page 5: ...o a host e g a CrossCONNECT Access Point or a computer and communicate with this host using the Cross Point Field Bus Protocol This allows retrieval of device information and various settings to be ma...

Page 6: ...specify your dealer code in order to be able to use the Device Explorer software If you do not have a dealer code yet then contact Cross Point to obtain one 2 2 3 Detection deactivation distances The...

Page 7: ...Point s Field Bus network in combination with NEXUS AM anti shoplifting systems Figure 3 Field Bus structure in combination with NEXUS RF By connecting the NEXUS AM Deactivator in the NEXUS AM network...

Page 8: ...0 x 240 x 65mm Power supply 230VAC or 115VAC 50 60Hz Current consumption 115VAC 320mA 230VAC 160mA Temperature range 0 50 o C Frequency 58kHz Technology Pulse listening Acoustic Magnetic AM Detection...

Page 9: ...ing and revolving doors elevators escalators roller shutters frames etc Electronic devices like computers laptop screens LCD screens cash registers engines transformers etc Vertically positioned power...

Page 10: ...0VAC default setting to 115VAC or vice versa Use switch SW1 to change the mains voltage setting b The device is not working and one of the internal fuses needs to be checked or replaced c The device i...

Page 11: ...nts are set for the laptop Intel 1 3GHz or faster processor Microsoft Windows XP Home or Professional with Service Pack 3 32 bit or Service Pack 2 64 bit Microsoft Windows Vista with Service Pack 2 32...

Page 12: ...l tag will be detected in the receiver window and a deactivation burst is triggered A single 50Hz mains frequency cycle is dived into three phases phase A B and C Each phase covers 1 3 of the 50Hz cyc...

Page 13: ...ssion burst of system B in its receiver window This will create false alarms and poor detection on system A where system B will function properly as the transmission burst of system A is not affecting...

Page 14: ...synchronization can be performed by making use of Cross Point s software The exact synchronization procedures are described in chapter 0 Transmission burst Receiver window Reference window 20ms 0ms T...

Page 15: ...be used as input for a foot switch 3 External LEDs connector Type RJ 11 Do not connect a telephone line to this connector 4 Termination switch Used to terminate the Field Bus Must be activated when th...

Page 16: ...ces After entering the Other devices screen the Scope view of the AM Deactivator is shown The scope view shows the threshold level red line and signal level blue line Furthermore a noise level indicat...

Page 17: ...bled As a result of this the deactivator will not detect any labels Make sure to leave this screen to enable detection and deactivation of labels again When the transmission bursts are not synchronize...

Page 18: ...zation button to open the underlying menu Start automatic synchronization mode 7 2 2 1 When this option is selected the software will detect the best position for the transmission burst Just click the...

Page 19: ...onfiguration events Each event type can be distinguished by means of their individually colored icons By default all types of alarms are displayed but pressing one or more of the filter buttons will s...

Page 20: ...d tags Click the Delete button to delete all deactivations in the list and to permanently remove them from the selected deactivator All deactivations are date time stamped so it s easy to find out whe...

Page 21: ...tor see section xxx also the Tag detected notifications can be set Notification settings can be saved for usage in other stores Click the Load and save notifications button and select the option Save...

Page 22: ...of the user Notification settings can be saved for usage in other stores Click the Load and save notifications button and select the option Save notifications from the menu and the Save notifications...

Page 23: ...abels will be detected and deactivated By default the range is set to detect labels between 55kHz and 61kHz 6kHz bandwidth total In case there are many false deactivations caused by ambient noise sign...

Page 24: ...if an infinite deactivation window is required The Number of deactivations represents the maximum number of deactivations that are allowed within the deactivation time window If the deactivation time...

Page 25: ...put will increase the performance of the deactivator where a lower output will result in less performance The tuning is fixed and cannot be changed The graph only indicates the antenna voltage so you...

Page 26: ...separation between the equipment and receiver Connect the equipment into an outlet on a circuit different from that to which the receiver is connected Consult the dealer or an experienced radio TV tec...

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