This programmable Modbus card installs into select 3-phase UPS systems, allowing the UPS to communicate with a computer via RS-485 serial interface. The MODBUSCARDSV implements Modbus RTU protocol within Building Management Systems (BMS) and Industrial Automation Systems (IAS). It provides certain Modbus functions, such as Read Holding Registers and Write Single Registers. Dual sets of DIP switches (eight to a set) support Card ID and RS-485 configurations. compatible with SV Series (208V modular), SVX Series (400V modular), and 400V Monoblock SVTX, S3MX/XD Series UPS systems for status monitoring, configuration, control and email notifications.