GEFRAN, Linear Potensiometer, Type: PZ12 RECTILINEAR DISPLACEMENT TRANSDUCER WITH CYLINDRICAL CASE Main features • 25 to 250 mm. stroke • Mechanical fixing using brackets, selfaligning ball-joints or flange • Independent linearity up to ± 0, 05% • Infinite resolution • No variation of electrical signal outside theorical electrical stroke • Displacement speed up to 10 m/ s • Working temperature: -30...+ 100° C • Electrical connection: 3-pole screened cable ( 1m length) • Life duration: > 25x10 ( 6) meters or > 100x10( 6) operations whichever is the smaller ( within C.E.U.) • Grade of protection IP60 • Suitable for use in explosive environments with presence of gas ( groups IIA, IIB, IIC) and combustible powders. Standards for simple device: ATEX CEI EN 50020 2003 - paragraph 5.4 a Useful electrical stroke ( C.E.U.) 25/ 50/ 75/ 100/ 125/ 150/ 200/ 250 Independent linearity see table ( within C.E.U.) Displacement speed d10 m/ s Displacement force d0.5N