The 535 is a 1/4 DIN single loop process controller (SLC) designed to control any analog process variable (temperature, pressure, flow, level, etc.) in batch and continuous processes. The 535’s outstanding feature mix enables it to bring processes under control faster, more accurately and easily than competitive SLC’s, PLC, and PC based control systems.
The 535 is widely considered to be a best-in-class instrument due to three fundamental strengths.