3 way Isolated Power Supply and 4-20mA Signal Repeater. Can be mounted on DIN rail individually or with other units. The housing is 102.5mm high by 6.2mm wide. The performance specifications are similar to standard sized MCR products.,Requires a 24Vdc supply, either directly to module terminals or via a DIN rail power bus. Powers 2 and 3 wire sensors Input and output 4-20mA Isolates the measurement signal