RS485 Serial Communication Interface

IR33 Universal Electronic Controllers

The controllers feature a simple user interface, two independent control loops and are housed in a compact panel mounting enclosure. All versions can be connected to a network for monitoring and programming, using the optional RS-485 serial interface. The IR33 controllers are powered from 12 to 24Vac/dc and optional transformers are available for powering
the controllers from 110Vac or 230Vac.

Temperature input or universal input
Relay or SSR output versions
2 independent control loops
Auto-tuning PID control
Real time clock
Infrared receiver and buzzer
Plug-in terminals
Remote Control
Optional infrared remote control allows access to all the main functions and configuration parameters for easy set up from a distance
Can be programmed quickly using the optional programming key, even when not powered, reducing the risk of errors