
What Does Accuracy Class 1.6 Actually Mean?
How EN 837-1 defines permitted error, and what it means on your line.
Practical guides on how pressure gauges work, how to select them, and how to keep them accurate. Written by the GARHOPE engineering team for technicians, purchasers and OEM buyers who need clear answers — not marketing copy.

How EN 837-1 defines permitted error, and what it means on your line.