Distributed and Serviced By:
A Tech Authority, Inc.
13745 Stockton Ave.
Chino, CA 91710
(909) 614-4522


The CERTO CT 2502 is a Ultra High Accuracy Length Gauge which features a measuring range of 25 mm.

Plunger connected via separate coupling with moving machine part, DIADUR phase grating on Zerodur glass ceramic

Grating period 4 m
System accuracy 1 m
Incremental signals 11 ASS
Signal Period 2 m
Reference Mark Approx. 1.7 mm below upper stop
Required Moving Force 0.1 N to 0.6 N (depending on operating attitude)
Permissible radial force = 0,5 N
Measuring Velocity = 24 m/min (depending on the subsequent electronics) = 12 m/min with the ND 281B display unit