and that’s because both RS232 and RS485 are standards that come from EIA (Electronics Industries Alliance). It also might remind you of RS422, if you’ve ever seen this name mentioned online ...
The SmartID S10 reader. Transmit frequency 13.56 MHz. Can be mounted on a door mullion or single-gang electrical box. Secure data transmission with 3DES encryption. Reads any MIFARE/DESFire ...
The RX55X is designed to control 24V dc high and variable speed pan & tilt heads via BBV and Baxall up-the-coax and a range of RS485/422 telemetry protocols.
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