The Fuji Electric PXF4AEP2-FVKA1 is a self-tuning 1/16 DIN (48 x 48mm) compact temperature and process controller with a 50ms sampling speed. That 50ms sample rate means it catches fast thermal transients in processes like injection molding or packaging seal bars where a slower loop would overshoot.
Panel Fit
The 1/16 DIN (48 x 48mm) form factor fits the standard panel cutout. Snaps into the same DIN-rail adapter or panel-mount kit as other PXF4 family units, so a swap-in replacement for an existing Fuji controller of this size doesn't require re-cutting the panel.