Detail GEFRAN, Linear Potensiometer, Type: PMA-12
GEFRAN, Linear Potensiometer, Type: PMA-12
SELF-SUPPORTING LINEAR POSITION TRANSDUCER WITH MAGNETIC PULLING Patent pending
Main characteristics
• Strokes from 50 to 1000 mm.
• Magnetic pulling of cursor
• Mechanical anchoring and self-aligning pulling on 2 ball joints
• Max. angle of movement up to ± 26°
• Independent linearity up to fino a ± 0.05%
• Repeatability: d0.08 mm
• Hysteresis: d0.25 mm
• Infinite resolution
• No electrical variation of electrical output signal outside theoretical electrical stroke
• Work temperature: -30° ...+ 100° C
• Electrical connections: cable output shielded with highly flexible polyurethane, 3-pin, 1 m
• Life: > 25x10 ( 6) m strokes, or > 100x106 maneuvers, whichever is less ( within U.E.S.)
• Protection level: IP67 ( CEI EN 60529)
• Suitable for use in explosive environments with presen-ce of gas ( groups IIA, IIB, IIC) and combustible pow-ders. Standards for simple device:
ATEX CEI EN 50020 2003 - paragraph 5.4 a
Useful electrical stroke
( U.E.S.) From 50 to 1000 mm
Independent linearity
see chart
( within U.E.S.)
Shift speed < 5 m/ s
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