device: 6MU85 merging unit with standard version housing type: flush mounting; BI: 27; BO: 21 (10ST + 11F + 0HS + 0P); I: 8 (protection) ; U: 16 (standard); measuring transducer inputs: 0 (20 m A or 10 V, fast), 0 (20 m A, normal); housing width: 1 x 19''; modules in 19" row 1: IO 202, PS201, IO206, IO211, IO21 4, PS204; modules in 19" row 2: ; LEDs/push-buttons: 16 LEDs; operation panel: integrated; key switch: without; display type: no display; front design: standard; auxiliary voltage: 60 V - 250 V DC, 100 V - 230 V AC;