BJ194E-9S4, with its four direct access keys and LED displays, helps you use all the parameters in 3P3W or 3P4W LV installation. These parameters can be centralized on a PC or PLC through an RS 235 link using MODBUS protocol. The casing is designed so that the installer can easily fit the meter to the door of a cabinet. Applications 1. Metering of distribution feeders, transformers, generators, capacitor banks and motors 2. Medium and low voltage systems 3. Commercial, industrial, utility Features 1.Class 0.2 or 0.5 power and energy 2.Current measuring .../5 or .../1 A 3.Option RS-232 Modbus/RTU Communications 4.Expandable input / output modules (up to 3 modules) 5.ITF Technology: galvanic insulation protection inputs outputs 6.Universal series power supply