RS-485 INTERFACE PLUG-IN MODULE This RS-485 interface module is specially designed for Datakom D-100,200,300 MK2 controller series. And can be used for generator remote monitoring and control purposes via wire connection. The device offers the advantage of being internally powered and is fully compatible with the unit. It does not require any special setup. Structure: RS-485, isolated. Connection: 3 wires (A-B-GND). Half duplex. Baud rate: 2400-115200 bauds, selectable Data type: 8 bit data, no parity, 1 bit stop Termination: External 120 ohms required Isolation: 250VAC, 1 minute Common mode voltage: -0.5 VDC to +7VDC, internally clamped by transient suppressors. Max distance: 1200m @ 9600 bauds (with 120 ohms balanced cable) The RS-485 port features MODBUS-RTU protocol. Multiple modules (up to 128) can be paralleled on the same RS-485 bus for data transfer to automation or building management systems. The RS-485 port provides also a good solution for distant PC connection where RainbowPlus program will enable programming, control and monitoring. WE DO NOT SHIP THIS PRODUCT TO USA AND CANADA