Simple to operate small sized controller in cost performance. Compact size featuring an abundance of control function. Lt23a is compact size of 48x48 mm with depth of 60mm. Socket type is also available and it has the ability to correspond various installation such as panel installation and rail type installation as well. The front size of lt23a digital controller represents a fine powder proof and drip proof protaction structure for ip66. In enhancement to the conventional pid method, High performance type pid using an algorithm aimed at converting hunting more quickly and shortening setting time is also carried. Featurescompact size of 48x48mmdustproof ip66 on the frontimproved controllabilityrealize easy to see displayassign frequently used operations to the function key