smart card reader->Monitoring System

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smart card reader

Category :

Electronic and electrical->Electrical Instruments->Monitoring System

Product Specification

Model No:	SRF-235/238

Product Detail

SRF-235/238A
Smart reader

Description:
-EM reader introduction:
235 proximity reader utilizes EM
technology to read contactless
EM cards Suitable for access
control, time and attendance and
other card control systems
Wiegand output model interfaces
with all existing Wiegand
protocol access control systems
-MF reader introduction:
235MF smart card reader utilizes
MIFARE technology to read MF
contactless smart card
Contactless smart cards are used
for stored value or data
applications such as access
control, vending, toll roads,
airline ticketing,banking cards,
city cards, ID cards, university
cards,phone cards, park and
ride, and prepaid metering
-Power requirements:
235EM:9-12VDC at 100mA
238MF:7-12VDC at 100mA
linear regulator is recommended
-Read range:
235EM: safety read range for 7cm
with standard H4100 card
238MF: safety read range for 4cm
with Philips Mifare 1
contactless smart card
-Frequency:
235EM: 125kHz standard
238MF: 13.56kHz standard
-Operating temperature: -22 to
150 degrees Fahrenheit (-30 to
65 degrees Celsius)
-Operating humidity: 0% to 95%
relative humidity non-condensing
-Audio/visual indication: green,
red, yellow LED bar and buzzer
-Response time: less than 0.1
second
-ISO standard:
238MF:ISO14443 type A
compatible
-Cable distance:
Wiegand interface: (100m)
RS232 interface: (15m)
Recommended cable is ALPHA 1295
(22 AWG) 5 conductor minimum
stranded with overall shield or
equivalent
Additional conductors may be
required for LED or beeper
control

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