What the 50ms sampling means for your process
The PXF4AEC2-FVKA1: A 50ms sampling speed means the controller updates its control output every 50 milliseconds — fast enough for most thermal loops (ovens, extruder zones, packaging seal bars) where the process time constant is measured in seconds. For a 1/16 DIN package, that speed is competitive; it handles rapid temperature changes without overshoot hunting, provided the thermocouple or RTD is properly sited.
The 1/16 DIN (48 x 48mm) cutout is the standard panel-mount footprint for temperature controllers worldwide. It clips into a panel cutout with the supplied bracket — no DIN rail required. Depth behind the panel is shallow enough to fit most enclosures without crowding adjacent terminals.