The shrinkage channel data box provides automatic measurements of shrinkage in grout and floating screed materials. The Databox has a modular structure allowing 1 to 4 shrinkage channels to be connected. The power supply (USB) is via PC connection. •Measurement sequence control with test plan •Timer function for automatic measurement •Measurements are independent of each other, running in parallel on different channels •Automatic storage •Data output in an Excel-compatible chart •Software (Windows) includes 1 basic license for 1 port. For each additional channel, an additional license (HC-4792.1) and a connection cable (HC-4792.2) must be purchased. Call for more information. A standard PC with monitor is required, but not supplied