... It can collect 128 node RS485 device, 1,000W protection 3)Supports DIN-rail Features:1) Wall-Mounted Photo-Isolation ... ) RS-232 interface 600W, RS-422/485 1,000W lightning protection on each line6) Point to multi-point, allow to ... automationc) Road traffic control automationd) Closed circuit monitoringe) Security protection systemf) Intelligent card, check on work attendance gate safety system ...