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Radio Key
®
RKDT-SA-M/SA-S Operating Guide
Secura Key
1
INTRODUCTION
The Radio Key
®
RKDT-SA-M/SA-S is a programmable single-door
proximity access control system which controls access for up to
65,000 users. It can control an electric strike, magnetic lock, or
gate operator, and has an additional programmable input which
may be set as a remote open input or as an LED control for use
with the Wiegand output. A Wiegand output is also provided to
allow for later upgrading to an on line system. Information on
using the RKDT-SA-M/SA-S as a Wiegand reader is contained on
page 21. The major components are shown in Figures 1, 2 and 3.
The Radio Key
®
RKDT-SA-M/SA-S Access Control Unit contains
the CPU, memory, access relay, and an internal proximity reader. It
has a beeper, and a bi-color LED indicator. An RK-HHP Handheld
Programmer (not included), is used to add or delete cards or tags,
to set the operating mode, to program the password and latch timer.
The Radio Key
®
RKDT-SA-M/SA-S is compatible with the Secura
Key SecuRelay™, an intelligent relay module used to eliminate the
possibility of break-in by attacking the access control unit.
The RKDT-SA-M/SA-S is a dual-technology reader which can
read Secura Key’s Radio Key
®
proximity cards or key tags, as
well as HID
®
26-bit proximity cards in the standalone mode. In
Wiegand mode, the RKDT-SA-M/SA-S can read most HID
®
proximity cards up to 37 bits. The RKDT-SA-M/SA-S does not
read HID
®
Active Cards (1351L) or iClass
®
cards.