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Secura Key 28SA-Plus Standalone Barium Ferrite Card ReaderSecura Key 28SA-Plus Standalone Barium Ferrite Card Reader
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Secura Key 28SA-Plus Standalone Barium Ferrite Card Reader

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The 28SA-Plus is a highly sophisticated, yet simple-to-use card access control unit for single or multi-door applications.
The unit may be programmed with a PC terminal program, either locally or with the use of a modem. Basic programming functions can also be accomplished by using programming cards.
Transaction information is stored by the unit and may be downloaded to a PC or serial printer. Up to 128, 28SA-Plus units can be connected together in a single twisted pair RS-485 network using the included RS-485 cable and SK-NETTM Software for Windows® XP/Vista/Window® 7.
A remote reader (SK-029W) may be connected to the 28SA-Plus to allow access control in both directions through a single passageway, including true IN/ OUT anti-passback capability.
Three inputs are provided which are user programmable as Door Monitor, Tamper Monitor, Remote Inactive, Remote
Open, Arming Circuit, Bell, or User Defined. The Limited Use feature allows up to 4000 cards to be programmed to work
for up to 500 uses, days, weeks, or days after the first use.
The 28SA-Plus has 15 Access Control Time Zones and one door-unlock Time Zone. Each time zone covers a full week of access control plus Holidays in 1/2 hour segments. Daylight Saving Time is selectable to meet new or future requirements.

Availability: In stock


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Most items (excluding special orders) can be returned or exchanged within 30 days. Please see our Return Policy for more details.

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Product Description


• 65,000 Card Capacity
• Weather Resistant for Outdoor Installation
• Patented Slotless TOUCH CARD® Reader
• No Control Panels or Secondary Electronics
• Low Power Consumption
• Non-Volatile Memory
• 5,000 Stored Transactions
• 15 Time Zones / 32 Holidays
• Connect up to 128 Units with included RS-485
Cable and SK-NETTM Software
• Audit Trail - Upload to PC or Connect to Serial Printer
• Modem Capability for Remote Locations
• TCP/IP Capability for LAN Connection
• True IN/OUT or Timed Antipassback
• Three programmable inputs
• UL/cUL294, Part 15 Class B FCC, CE Mark
• Color: Beige

Additional Information

Additional Information

Manufacturer Secura Key
Model 28SA-Plus
Reader Dimensions H x W x D: 4.60” x 4.00” x 2.25” (11.68 x 10.16 x 5.72 cm)
Number of Users Up to 65,000
Operating Temperature -40° to +158° F (-40° to +70° C)
Voltage Input 12 or 24 Volt AC/DC
Cable Power/REX/Latch/RS-232 (5 cond. shielded). RS-485 (single twisted pair). Inputs / Outputs – 2-cond. 22 AWG
Warranty 2 Year Warranty
Weight 4.0000


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