... fraction of the water content in the saturated oil) aw = 0 corresponds to water-free oil, while aw = 1 describes fully ... . Technical data: Measuring range: 0...1 aw, -40...180°C Outputs: 0-5V, 0-10V, 4-20mA, 0-20mA Accuracy: +/- 0,01aw; +/- 0,2°C Supply: 24V ...