Drive units can be combined with 14 interchangeable magnetically-coupled pumpheads. Flow rates of 1 to 3290 ml/min. are attainable with pulse-free flow. Motor speed 50 to 5000 rpm, adjustable in 0.1% steps. Rotation speed adjustable via 2-digit mechanical push-button potentiometer, with analogue interface.•Weight 2.1kg (Reglo Z). Dimensions : 178 x 100 x 143mm (Reglo Z). Supply requirements: 230V, 50Hz a.c., 50W. Applications: Cooling and climatic technology. Water purification. Liquid chromatography. Surface coating.