SecEng SED-902 Installation Manual
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SecEng SED-902 Installation Manual

Wiegand & gallagher (cardax) system
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SED-902 Handheld-Master
Installation Guide
Wiegand & Gallagher (Cardax)
System
February 2024
WARNING: PLEASE READ THIS GUIDE PRIOR TO ATEMPTING
THE INSTALLATION OF THE SED-902 SYSTEM
PRODUCT WARRANTY
This product is covered by a 12 month, back to base warranty from date of purchase, and
proof of purchase should be supplied. The warranty does not cover damage that has
resulted from the improper installation or improper use of this product. The warranty does
not cover lightning damage, product misuse, electrical surges or acts of God.
LIMITATION OF LIABILITY
Sec.Eng Systems Pty Ltd does not accept any liability for the loss or damage to property
or persons in relation to goods supplied. This disclaimer is only limited to the warranty of
the goods supplied and the intended use.
NOTE: THIS MANUAL IS SUBJECT TO COPYRIGHT
SEC-ENG SYSTEMS SYDNEY AUSTRALIA
Phone +612-9524 9952
www.seceng.com.au

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  • Page 1 System February 2024 WARNING: PLEASE READ THIS GUIDE PRIOR TO ATEMPTING THE INSTALLATION OF THE SED-902 SYSTEM PRODUCT WARRANTY This product is covered by a 12 month, back to base warranty from date of purchase, and proof of purchase should be supplied. The warranty does not cover damage that has resulted from the improper installation or improper use of this product.

  • Page 2: Please Read First

    3. If installing multiple SED-902 systems in one location, call Sec.Eng Systems for assistance on how to best configure. 4. The SED-902 system supplied is ready to use out of the box - No programming required. Failing to follow the installation instruction may void the...

  • Page 3: System Overview

    Handheld. This allows the presented card to be directed to the Reader 1 (IN) or Reader 2 (OUT) ports on the Master control unit. The system can support up to 10 Handhelds with the use of the SED-902 Expander units. (An additional Expander is required for each extra Handheld added to the system).
  • Page 4 Wire the Reader ports on the Master to the access control system (use the OUTPUT legend on the Master board, see page 9-10) Fit the supplied antenna and connect power to the SED-902 Master (16V AC plug pack supplied or external 12V DC source, see page 6).
  • Page 5 Used for RF signal status. The relay is active if a Handheld is within RF range and is linked to the Master unit. DB 9 Serial for PC configuration (See page 14) EXP PORT (RJ12) Used to link the SED-902 Expander units (See page 8)
  • Page 6 SED-902 MASTER GUIDE MASTER LED INDICATORS POWER= Power on POWER CHARGE = Indicates battery charging (if fitted) CHARGING CTX1 LINK = Indicates if RF link is established LINK CRX1 MEMORY MEMORY = Indicated SD card fitted (not used) CTX2 LEDS...

  • Page 7: Antenna Installation

    It is recommended that the antenna is mounted on the outside of the building and in clear line of sight of the SED-902 Handheld. The antenna should be mounted as high as possible and free of any obstruction. Doing this will ensure best possible operational range.

  • Page 8: Expander Set Up

    3. If a Handheld isn't already linked to the Expander, It can be re-enrolled by following the instructions on page 19. NOTE: When any of the DIP switches are changed the entire SED-902 system must be power cycled for it to take effect.
  • Page 9 +12 A B GND + -- IMPORTANT: If using the SED-902 system is on a Gallagher controller with a Wiegand reader adaptor, or a Wiegand system which does not use the standard logic levels of 0-5V, then 2.2kΩ pull up resistors must be fitted on the Master/Expander between the Clock and 12V terminals, as well as Data and 12V terminals.
  • Page 10 SED-902 WIRING GUIDE FOR GALLAGHER (CARDAX) SYSTEMS: MODE DIP SWITCH (top of board): Switch 2 =ON IMPORTANT: The SED-902 Master/Expander must be connected to the G BUS of the Gallagher controller. (H BUS is not supported) SED-902 Output Connections to access control system...
  • Page 11 SED-902 HANDHELD GUIDE HANDHELD SET UP HANDHELD OVERVIEW The SED-902 Handheld features a number of LEDs on the front that provide the user with information on the current status of the system. This includes the RF LED which indicates the radio link status back to the base Master/Expander.

  • Page 12: Powering Off

    SED-902 HANDHELD GUIDE POWERING ON Press and hold the PWR button for 3 seconds until the all the LEDs come on with a continuous beep. Once this has occurred release the button and the Handheld will stay on. POWERING OFF Press and hold the PWR button for 3 seconds.
  • Page 13 SED-902 HANDHELD GUIDE HANDHELD BATTERY CHARGING To charge the Handheld connect the supplied 24V DC charger to the barrel plug on the right hand side of the handheld. Only the Sec-Eng System supplied charger must be used. To charge a flat handheld battery will take about 3 hours .
  • Page 14 SED-902 system. Use the following connection settings: Data=8, Parity=None, Stop Bit=1, Flow=RTS/CTS, Baud Rate=115200. 5. When connected to the SED-902 system hit the Enter key. A password request should appear. The login password is: zxcvbnm 6. Enter ?P to view the full list of readable and programmable parameters.
  • Page 15 SED-902 PC CONNECTION GUIDE CHANNEL = * [0 to 10] Default = 4 This sets the operation radio channel frequency. You would only change this if you have more than one Handheld and Master operating in the same area. Channel options:...
  • Page 16 SED-902 PC CONNECTION GUIDE IN/OUT mode = * [0 or 1 or 2] Default =0 This feature is used to lock the in/out button on the hand held some clients require a handheld to be dedicated to in or out...
  • Page 17 The handheld features a 16V output which can be used to drive an external LED and buzzer. The output is controlled from an I/O expansion board which is connected to the Master unit (Optional, PN:SED-902 I/O) Shorting Input 1 to GND on the I/O board will trigger 16V output on the handheld.

  • Page 18: Fault Finding Guide

    SED-902 FAULT GUIDE FAULT FINDING GUIDE COMMUNICATION ISSUES No data received at access control system - Test the access control system by wiring a card reader directly. - Check the wiring between access system and Master/Expander (must be wired to the correct legend – OUTPUT).
  • Page 19 SED-902 FAULT GUIDE DEFAULTING THE HANDHELD By defaulting the handheld all settings will be reset and the handheld will need to be re-enrolled with its Master/Expander base unit. To default: 1. Open the handheld front cover by removing the 4 x Philips screws on the back. This is to allow access to the internal Default button on the PCB.
  • Page 20 Link LED on. CARD 2. Ensure the SED-902 Handheld is powered on and the RF LED is green. 3. Present a valid card to the reader on the Handheld. The reader will beep and transmit card data across to the Master/Expander, which will then present this data to the access control system.
  • Page 21 SED-902 FAULT GUIDE CHANGING THE RADIO CHANNEL When there are multiple SED-902 systems operating within range of each other the radio channel used by each system can be changed to prevent an interference between them. This can be done two ways: ➢...

  • Page 22: Technical Specifications

    SED-902 TECHNICAL SPECS TECHNICAL SPECIFICATIONS RADIO SPECIFICATIONS Type Semtech LoRa Frequency Operational 916MHz - 927MHz Transmit Power 100mW Security Encryption By Request Operational Range 400 meters (Line of sight) ACCESS PROTOCOL SUPPORTED Wiegand 240bit (up to) Gallagher CARDAX IV (HBUS not supported)

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