device: 6MU85 merging unit with standard version housing type: flush mounting; BI: 83; BO: 39 (33ST + 6F + 0HS + 0P); I: 4 (protection); U: 4 (standard); measuring transducer inputs: 0 (20 m A or 10 V, fast), 0 (20 m A, normal); housing width: 1 x 19'' + 1/2 x 19''; modules in 19" row 1: IO 202, PS201, IO205, IO206, IO20 6, PS204; modules in 19" row 2: PS 203, IO230, PS204; LEDs/push-buttons: 16 LEDs; operation panel: integrated; key switch: without; display type: no display; front design: standard;