1600 series make(Include 1600 and 1601) a comprehensive upgrade based on 1400 series with higher performance and reliability. Upgrade as follows:

       (1)Replace the original mechanical buttons by a new capacitive touch screen，which will impressively improve the product’s reliability.

       (2)Replace the original mechanical buttons by a new capacitive touch screen，which will impressively improve the product’s reliability.

       (3)Software are fully optimized to support minimum 0.1% dead band.(0.1% can take effect with proper actuators), better autotune function and more precise control.

       (4)You can replace 1400 by 1600 directly without any change on your valve or process, and they follow the same type selection sheet.