Product Description Description: RS-485:RS-232 conv.w/cable & plug/RS-232:USB conv. Product Information ResourcesManufacturerLittelfuse - SymcomProduct Category I/O ModulesProduct Sub Category Input Output ModulesSeriesRS485 Series Download Datasheet Series Features RS485MS-2W - Communication ModuleSeries Description: The RS485MS-2W is required to enable the Modbus communications function on Model 77x-type products. This module is required when the RM1000, RM2000 or other Modbus capable device is used with 77x-type products. Optical isolation from line potentials Powered by the 77x product RS-485 compliant bus drive capability Remote reset input connection Power connection for the Model RM1000 Product Videos Custom Field Product Reviews