Detailed Product Description

features: 
for car parking or door access control system with reading rf remote transmitter
with two rf receiver ports and anti-pass back function. 
supports stand-alone operation or PC online communication through rs-232c/rs-422. 
9999 card holder/6000 events.
operation modes: Card only, free access. 
card can be added/deleted in single/block mode by manual operation or via PC. 
with built-in quartz realtime clock for time zone control and time recording. 
supports printout for all events logging by connecting the serial output to pegasus pg-1050b printer adapter. 
system parameters and personal maps editing with keypad by master card or through six digits master pin, also can be uploaded/downloaded via on-line PC. 
with serial printer adapter for optional realtime or batched transaction logging. 
with tamper switch and loop sensor input to trigger alarm when case is tampered or loop is intruded. 
with CPU watch-dog function to prevent malfunction and built-in low power rtc design, data retention for 10 years while power failure. 
metal case and keypad as well as case key lock to prevent vandalism.

specifications: 
card: Rf transmitter. 
code: Hopping code or pegasus code. 
operating frequency:433.9mhz. 
communications: Rs-232c, rs-422, rs-485 jumper selectable. 
display:16 x 2 lines LCD and LED backlight. 
keypad:4 x 3 membrane for system programming.
indicators: Leds (one bicolor and one yellow) and buzzer for sound indication. 
power supply:12v DC,300ma. 
dimensions (l x w x h):156 x 123 x 42mm. 
weight:1370g.