? = Please select configuration! Single parameter controller for conductivity (4 electrodes cell) and Temperature Established with following properties: - measuring range free selectable - simultaneous display of selected type and temperature - easy and intuitive operation - big OLED display incl. indication of state (128x64 pixels) - plain text menu - manual and automatic calibration procedures - inputs and outputs galvanic isolated - automatic temperature compensation with measured or fixed temperature - data logger with 4000 sets capacity - manual internal or external Hold function - Modbus RTU for RS485 Measuring range: - 0...200.0 µS/cm - 0...2000 µS/cm - 0...20.00 mS/cm - 0...500.0 mS/cm - calculated salinity 2...42 g/kg - -10.0...130.0 °C (Pt 1000) - clean water ranges - 20.00 µS with cell constant 0.1 /cm - 200.0 µS with cell constant 0.1 /cm - 2.000 µS with cell constant 0.01 /cm - 20.00 µS with cell constant 0.01 /cm - calculated resistivity - temperature compensation: linear, nLF, clean water Relay outputs: - 2 limit or alarm contacts, two way contact, max. 250 V AC, 5 A - PID controller, bidirectional (Pulse Width Modulation or analog output) Analog outputs: ? 2 x 0(4)...20 mA, free scalable ? 2 x 0...5(10) V, free scalable Main power: ? 100...240 V AC ? 18...36 V DC Dimension: - 144x144x70 mm (WxHxD) Protection class: - front panel mounting IP 63 (front) in combination with clear screen protection cap IP 65, IP 20 (on the back) Brand: Sensortechnik Meinsberg Type: MV5025FM (100...240 V AC, current output) MV5025FM-U (100...240 V AC, voltage output) MV5025FM-24V (18...36 V DC, current output) MV5025FM-U-24V (18...36 V DC, voltage output) or equivalent