Mahalaxmi instruments manufactures model lc 504/2f level indicating controller that are lightweight, compact, rugged and come with a field proven design. The company supplies this level-indicating controller with span and zero adjustment. This model lc 504/2f level indicating controller comes with feature of few microamperes to milliamperes current consumption depending upon the model. Some of the technical specifications of these level indicating controller include 96 x 96 x 110 mm overall dimension; 230 v ac/12 or 24 v dc mains power supply; 4 to 20 ma input signal; 0.5", seven segment led, 3 ½" or 4 digits display; 0-100% millimeters/litres display unit; 2 set points; push button/potentiometer for set point adjustment; 2 output changeover relay contacts with rated 5 a at 230 v ac resistive; flush panel mounting; and micro controller with rs 485/232 communication port option.