S49UL Heater User Interface Application

The S49UL User Interface System enables an integrated remote communications and diagnostics solution for the S49UL Thermal Management System. The user-friendly system allows quick and easy set up and operation with a downloadable Android-based tablet software application.

MKS has developed the S49UI user interface application for user-friendly communication with controllers over Modbus RTU. For instructions on loading and running the Tablet App refer to the S49UL User Manual.


Android operating system 5.0/5.1
Commonly referred to as "Lollipop" (API Levels 21/22)
Android operating system 6.0
Commonly referred to as “Marshmallow" (API Levels 23)

*Function on later releases of the Android operating system may has not been validated by MKS

Screen Size:

Designed for 8” screen

*Results vary if operating on larger or smaller screens

Download the S49UL .APK file here

Depending on the security settings of the Tablet you may need to “allow Apps from unknown sources” before installing and running the “.apk” file. Once installed select the MKS Series 49 icon from the main screen to open the tablet application.