The Labmax Plenno is an auto analyzer which has been programmed to perform immunochemistry and clinical chemistry assays. This modern and versatile device offers an intelligent change and can fit into any laboratory. It provides a throughput of up to 300 tests per hour. It can perform STAT sample processing and contains a sample tray with 60 positions for sample cups or primary tubes. An automatic sample dilution for abnormal values is given, and an optional bar code reader is available. The Labmax Plenno includes a refrigerated tray which has 60 reagent positions and a level detector for reagents. It also includes an R1 bottle (60 ml), and bi-reagent bottles R1 (31 ml) and R2 (28 ml).