Model LFW 200. With digital display 0.1 to 199.9µS/cm. With potential free switching contact (adjustable value), malfunction alarm indicator, connections for solenoid valve, K = 0.2 cell with or without temperature compensation (Pt 500) and reservoir float switch with external indication. Designed for wall mounting. Dimensions (Wx D x H): 200 x 60 x 120mm. Cell not included. Please order separately.