The original single throw single pole ‘hook’ switch in the neck of the candlestick phone was replaced with a double throw double ... as possible using just 2 relays and 2 capacitors to create ...
Reader controller. Storage capacity of 4000 transactions. Uses reader interface RI. Can also be used with keypad and proximity reader. Up to 16 form C single pole/ double throw relays can be supported ...
VBB-RI connects one reader via RS485 protocol to the VBB reader controller Compatible with proximity, smart card, biometrics, magnetic stripe, barcode and Wiegand read head technologies Two form C, ...
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