Preface
This wiring guide is for the technician or electrician responsible for installing the GateKeeper h4.2,
door readers, and access control units as supplied by Treshna Enterprises Ltd.
This guide includes an overview of the hardware involved, example wiring diagrams for both
Fail-Secure and Fail-Safe access control devices, emergency buttons, as well as diagnostic tests
and basic troubleshooting. A more comprehensive troubleshooting guide can be found on our
support page.
Please read this manual carefully before the installation of the GateKeeper and readers.
Hardware Checklist
❏GateKeeper computer
❏Power supply (basic unit provided)
You will also have one or more:
❏Desktop reader with Standard USB type A data cable
❏Wall-mounted card reader (with diodes, supplied with stub-wiring for bench testing)
You will also need the following items:
❏Internet Connection
❏Router or Network switch
❏Standard Network cable (Cat5) to connect the GateKeeper to router, network or switch
❏Uninterruptible Power Supply (UPS) to maintain constant power for the GateKeeper,
door readers, Internet router and all network components (Strongly recommended)
❏Additional door hardware as required (exit button, emergency exit, door lock, turnstile etc)
PLEASE NOTE: ADDITIONAL ITEMS ARE NOT SUPPLIED BY GYMMASTER.
❏DOOR LOCK SHOULD BE PREFERABLY 12V DC MAGNETIC LOCK OR ELECTRIC
STRIKE.
