RS PRO Digital Temperature Controllers - ESM 4420 Series

Introducing a range of high-quality digital temperature control units from the trusted brand RS PRO. These universal input temperature controllers are designed to control and measure temperature values. Upon inspection, the units are sturdy, simple to set up, easy to use, and packed with features. Our digital temperature controllers are available with a choice in supply voltage and power, all operating with a high degree of accuracy.

Also known as

Bang-Bang Controllers

Features and Benefits

• ESM 4420 Series


• 4 digits process(PV) and 4 digits process set value(SV) display


• Universal process input (TC, RTD)


• Configurable ON/OFF, P, PI, PD and PID control forms


• Adaptation of PID Coefficients to the system with Self-Tune operation (Step Response Tuning)


• Programmable Heating or Cooling Functions for Control Output


• Alarm Functions for Alarm Output