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LT20AC

LT20AC
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LT20AC

Product catalog summary
User Guide
  • Login and Main View: Provides instructions for accessing the system and navigating the main interface.
  • Events Viewer: Details on monitoring and managing access events.
  • Personnel Management: Instructions for adding, deleting, and managing cardholders and their access rights.
  • Time Schedules and Access Control Groups: Guidelines for setting and modifying time schedules and access groups for personnel.
  • Public Holidays: Configuring and editing public holiday settings.
  • Reports: Generating historical events and location reports, and managing time onsite databases.
  • Alarm Management: Defining alarm types and handling real-time alarms.
  • Data Management: Database structure, event archiving, and purging procedures.
  • Zones and Offline Operation: Creating zones, assigning them to readers, and managing offline data.
  • Options Window: Customizing startup options, sound annunciation, and graphical representations.
Installation Guide
  • Hardware and Planning: Overview of Link.net hardware and installation planning.
  • Connectivity Products: Details on IP LAN/WAN connectivity and working in offline mode.
  • Controllers and Readers: Specifications and installation instructions for various controllers and reader types.
  • Connecting Devices: Instructions for connecting exit buttons, door contacts, and locking devices.
  • Testing and Interlocks: Procedures for testing controllers and establishing door interlocks.
  • Networking Techniques: Guidelines for setting up wired and IP connected access control networks.
Interface and Network Connections
The document outlines methods for connecting controllers and interfaces, including RS232 and RS485 network interfaces. It details two connection methods for the Model 485HF9 PC Interface: a controller-powered network and a locally powered network. It also covers interconnecting controllers and RS485 network line termination.
Software Installation and Configuration
Instructions are provided for installing the Link.net software, including accessing the software for the first time and installing controllers both automatically and manually. The document emphasizes changing default user credentials for security purposes.
User Guide and Interface
The user guide section explains the login process, main view, and main menu of the Link.net software. It highlights the software's role in monitoring real-time events and alarms, and the importance of running the software as part of the overall security solution.
Event and Alarm Monitoring
The document describes various viewers within the software, such as the Events Viewer, Alarms Viewer, and Traces Viewer, which display system-wide events, immediate alarms, and token holder usage, respectively. The Image Monitor View is used for real-time image comparison to prevent security breaches.
User Management
Details are provided on managing users and cardholders, including adding new cardholders, assigning access rights, and deleting or disabling cardholder access. The document stresses the importance of removing default users to mitigate security risks.
Time Schedules and Access Control Groups
Time schedules are used to activate or deactivate events based on time and day, and are applied to access groups and control readers. The document advises on creating minimal access control groups to simplify management and ensure consistent access rights.
Public Holidays and Reports
Public holidays are treated as an 'eighth day' in the system, affecting access control decisions. The document explains how to set and edit public holidays. It also covers generating reports for historical events, SQL queries, location tracking, and roll call for emergency purposes.
Access Control Reports
  • Time On-Site Report: Calculates the productive time spent by individuals or groups over a specified period. Can be printed remotely.
  • Historical Events Report: Allows tailored historical queries based on access control events such as Access Granted, Access Denied, Alarm Events, and System Messages. Reports can be sorted and printed.
  • SQL Based Query: Enables complex queries using SQL for skilled users, offering faster results.
  • Library Archive Query: Allows querying of archived data stored in library databases, useful for historical analysis.
Time Onsite & Location Report
  • Calculates time spent in specific zones or entire sites. Requires correct exit reader hardware.
  • Reports can be generated for individuals or groups and output as CSV files.
  • Dedicated databases can be used for faster report generation.
Locations Report
  • Generates reports based on selected zones, with options for rolling or reset data collection.
Alarm Management
  • Alarms can be acknowledged and managed through the Alarms Viewer. Higher-level users can delete alarms.
  • Alarm types can be defined for procedural handling and IP mail broadcast.
Mail Messaging
  • Supports IP-based emailing of alarm events using SMTP servers. Allows integration with SMS and wireless paging.
Data Management
  • Regular backups and library archives are recommended for database management.
  • Databases are compatible with Microsoft Access for compacting and repairing.
Database Structure
  • Five key databases: Events, Current, Alarms, Groups, and System. Regular purging and archiving are advised.
Zones
  • Defined as areas within a building, essential for Locations & Roll Call reports.
Creating Zones
Zones are defined areas used for access control systems, requiring two names: 'From Direction' and 'To Direction'. To create a zone, use the 'Create New' button, enter a name, and confirm. Zones can be marked as 'Safe' or 'Unsafe', affecting emergency reports. 'Safe' zones are considered free from evacuation risks.

Assigning Zones to Access Control Readers
After defining zones, assign them to access control readers via the Link.net controller. Change specifications by selecting the zone name and applying it to the reader.

Offline Operation Mode
Controllers can operate offline, isolated from the network. Changes made offline must be manually updated to controllers using the 'Send Offline Data' function. Offline events are stored up to 450 entries, after which the oldest are overwritten.

Retrieving Offline Events
To retrieve offline events, connect to the controller and use the 'Import Offline Information Now' option. This process must be repeated for each controller.

Online Operation with Selected Offline Controllers
Some controllers can operate offline while others remain online. Exclude offline controllers from networking by selecting them in the controller list and choosing 'exclude'.

Options Window
The Options menu configures system operations, including initialization, roll call reports, door alarm procedures, and graphical alarm notifications. Sound and graphical representations for alarms can be customized.

Roll Call Options
Roll Call reports list on-site personnel based on their last access point transaction. Reports can be printed automatically and are enhanced by XTAG technology.

Timed Access Control Filtering (TACF)
TACF filters redundant data from long-range readers over a set period (2-9 minutes). Specific readers can be excluded from this filtering.

Database Options
Link.net uses Microsoft Access databases by default, with optional mySQL support for network operations.

Advanced Data Exchange
Access granted events can be exported to remote files for third-party processing. This is a simplex data exchange, moving data from source to target.
Export File Information
The document describes the structure of an Access 2000 style database table named Global1, used for storing event data. Key fields include RECORDID (unique row number), SID (source ID), SNAME (source name), TYPEID (event type code), and STATUS (IN or OUT). This data can be queried using applications like Microsoft Access for reporting purposes.

VIP Data Exchange Module
The CDV Link.net v4.20 software includes a module for data exchange with third-party applications via a Microsoft Access 2000 database (VIP_LINK.mdb). This database contains two tables: VIPDATA for importing data into Link and EVENTDATA for exporting data from Link. The module supports data import/export through a mySQL database as well.

Import Table VIPDATA
The VIPDATA table allows third-party applications to manage cardholders in the Link Access Control system. Essential fields include RECORDTYPE (N for new, E for edit, D for delete), TOKEN (card number), GROUP (access group), and ACTIONED (status of action). Data must adhere to specific rules to be processed.

Export Table EVENTDATA
The EVENTDATA table automatically populates with access events from the Link.net application. Fields include EVENTNO (unique row number), TOKEN (card number), DATE, TIME, ZONE, and STATUS (IN or OUT). Third-party applications are responsible for managing the data in this table.

Installation Guide
The Link.net system consists of distributed intelligence controllers connected to a network bus managed by Link.net software. Each controller has a database, real-time clock, memory for events, and communication capabilities. Installation requires careful planning, including power supply considerations and network connectivity.

IP LAN/WAN Connectivity
Link.net controllers can connect via existing LAN/WAN infrastructure using IP-based products, simplifying installation across different locations. IP controllers can serve as gateways for standard controllers.

Working in Offline Mode
Controllers can operate offline, storing changes in a buffer until reconnected to the network. This mode is set via the software options.

Link.net Controllers
Controllers come with a 2.5 Amp power supply, battery charging capabilities, and fault monitoring. They support both Wiegand and Clock & Data interfaces for access control readers.

Access Control Readers
The document lists various access control readers compatible with Link.net, including the Link 50 Bit Proximity Reader. Connection details and cable specifications are provided.
Overview: The document provides technical specifications and installation guidelines for various types of access control readers, including proximity readers, Mifare smart card readers, magnetic stripe readers, long-range active tag readers, and biometric fingerprint readers. It also covers the connection of exit buttons, door contacts, and locking devices, as well as the setup of interlock systems and IP LAN access controllers.
Proximity Reader T-100R: Equipped with a Molex style connector, it can be extended or terminated for cable-to-cable connections. Optimal performance is achieved with ISO style plain white access control cards and when mounted away from metal surfaces. Avoid mounting readers back-to-back on the same door.
Mifare Smart Card Reader LT-8000: Provides terminal connections for power, data, and LED control. Maximum cable distance is 75 meters using Belden 9536 cable.
CDV Magnetic Stripe Reader: Details the color-coded connections and requires a 220-ohm resistor for LED control. Maximum cable distance is 50 meters.
XTAG XT200A Long Range Active Tag Reader: Features adjustable omni-directional fields with a range of 4 to 25 meters. Installation guidelines emphasize avoiding metal surfaces and ensuring line-of-sight for optimal performance. The reader has various operating modes controlled by DIP switches.
CDV Proximity and Biometric Readers: Instructions for connecting these readers to a Link PCB terminal, including power supply and data connections. Specific settings for 26-bit reader function and internal pull-up resistors are provided.
Connecting Exit Buttons and Door Contacts: Standard or CAT5 cables can be used, with a maximum distance of 50 meters. Only voltage-free open/close states should be monitored.
Locking Devices and Suppression: Emphasizes the importance of connecting a diode or suppression device to prevent damage from back EMF voltages.
Testing and Troubleshooting: Basic tests for Link.net access controllers include checking power supply, LED indicators, and door lock operations. Instructions for establishing interlocks and using controllers with two readers on one door are provided.
IP LAN Access Controller (LT-20IP): Describes the setup of LAN connectivity, including MAC address settings and the use of a network configurator utility for IP address assignment.
Overview: This document provides detailed instructions for setting up and configuring LT-20IP controllers within a LAN environment. It covers installation procedures, IP settings configuration, and network setup for access control systems.
Specifications: Each LT-20IP controller has a default IP address of 192.168.127.254 and a subnet mask of 255.255.0.0. The TCP/IP settings of the LAN adapter on the local host PC must also have a subnet mask of 255.255.0.0.
Installation Procedures: To install the Network Enabler Utility, run 'Utility_Setup.exe' from the Link CD. Use the 'Configuration_Broadcast Search' option to list all IP controllers on the network. If controllers are not found, check for IP addressing or LAN issues.
Changing Controller IP Settings: Unlock the controller using the MAC address, then modify settings under the Basic and Network tabs. Ensure the server name is descriptive and limited to 17 characters. Request a unique IP address from the LAN administrator for each controller.
Link.net Server Configuration: After setting unique IP addresses, configure the Link.net Server software. Use the 'Access Control & Controllers' menu to list available controllers and set the TCP/IP connection with a default port number of 4001.
Addressing Controllers: Each controller requires a unique electronic address (EID) set by a 6-way DIL switch. Ensure no duplicate addresses and follow a chronological order.
Network Setup: The document outlines different network configurations, including simple wired, multiple channel wired, and wired & IP connected networks. It emphasizes using CAT5 UTP or Belden cables and maintaining a common grounding wire.
Cable Selection: Screened cables are recommended for networks exceeding 500 meters, with more than 10 controllers, or in industrial environments. Proper termination of the screen is crucial for performance.
USB to RS232 Interface: For PCs without RS232 ports, a USB to RS232 interface can be used. Install the driver from the CD to create a virtual COM port.
RS232 Network Interface: Two connection methods are described: Controller Powered Network and Locally Powered Network. The latter allows longer distances but has a higher risk of power loss.
Line Termination: For cable lengths over 200 meters, use a 120R resistor for network line termination to reduce noise and improve performance.
Token Administration: Use a system reader as a token take-on reader for validating tokens without printed numbers. For larger administrations, a dedicated desktop reader is recommended.
Software Installation: The Link.net application software is installed from the provided CD.
Installation Procedure
To install the software, insert the CD into the PC's CD drive. If the installation does not start automatically, navigate to the root directory of the CD and run the setup.exe file. Follow the on-screen prompts to complete the installation.
Accessing the Software
The software supports user profiles and initially includes a default user named 'Manager'. To access the software, select 'Start', 'Programs', and 'Link & Link.net Access Control'. Enter the password 'Manager' (case-sensitive) to log in. The software will launch the 'Plug & Play Controller Manager' if accessed for the first time.
Plug & Play Controller Installation
Upon initial installation, the Plug & Play Manager activates automatically. Confirm the default port or select a different one if necessary. Ensure the 'Enable Link Networking' box is checked to establish networking. Connect the hardware to the PC as per the installation instructions. The software will detect controllers and list them, with an audible beep indicating new hardware detection.
Manual Controller Installation
For adding controllers to an existing network without Plug & Play, use the 'Install New Hardware' function in the Tools menu. Select 'Controllers' from the Access Control menu and click 'Install New Controller'. A new controller record is created, assigning the first available free network address.
Changing Controller Parameters
Once controllers are detected, set individual parameters for each. Assign names for nodes and controllers, set unlock times, and configure interlock situations if applicable. Customize messages for General Purpose Inputs and apply changes.
Selecting Global Access Control Interface Type
The LT-20AC Access Controllers support both Wiegand and Clock & Data standards. To change the interface type, adjust settings in the View_Options_Reader Options section and send the information to the controllers. This setting is non-volatile.
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