This converter board is designed to convert from industry standard serail communications into the RS-485 reader communications used on the SDC-550 Multiple Door Controller, the SDC-520 Ethernet Controller. This is essential for integrating 3rd party Serial devices into the SACS access control system.
NOTE: Units are on request only. Please specify 5Vdc or 12Vdc.
If you require any further information, please contact our sales department.