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P r obes with a x ial moveme n t , Ø 8 mm DIN 32876
Part 1
Standard Probes, ± 1 mm, 4,3 mm Travel (GT21) Nickel-plated hou-
sing. Stainless steel
Universal probes for standard and continuous use applications. measuring bolt,
–– 8 mm diameter probe housing. Can be clamped over its entire length. hardened. Nitrile
–– Measuring bolt mounted on a ball bearing. sealing bellows =
–– Both the probe housing and ball-bearing guide are separate from one resistant elastomer
Fixing shank
another, so that the measuring bolt moves easily even if the probe is not clam- Ø 8 mm. Measuring
ped appropriately. bolt guided on
–– Degree of protection IP65 according to IEC 60529. ball-bearing.
–– Wide range of accessories including measuring inserts, spring sets, etc. Distance from elec-
–– LVDT probes compatible with measuring equipment from other makers trical zero of both
available on request. stops is either ad-
justable (downward)
R 1,5 ø 8h6 92 or depending on
20,5 61,5 the position of the
98 lower stop (upward).
-1,2 +3 Interchangeable
0 ø3 inserts. M2,5 thread.
GT21 99 Carbide ball tip
GT 21 Ø 3 mm. 2 m long
GT21 cable. 5-pin DIN
45322 connector.
03210904 GT 21 Measuring range, Nominal Measuring Sealing Supply frequency:
03210905 GT 21 mm measuring bolt bellows 13 kHz (± 5 %). Max
03210906 GT 21 force*, N retraction mechanical fre-
03210907 GT 21 ±1 Nitrile quency** 60 Hz.
03210908 GT 21 ±1 0,63 Mechanical Nitrile 0,15 μm/°C
±1 1,00 Mechanical Nitrile
±1 1,60 Mechanical Nitrile 20 ± 0,5°C
±1 2,50 Mechanical Nitrile
4,00 Mechanical Protection level IP65
(IEC 60529)

Mobile weight: 6 g
Inspection report
with a declaration of
conformity

Measuring Max. permissible Repeata- Hysteresis, Setting of the lower Cable output Data Sheet
bolt travel, error for deviations bility, μm μm bolt stop***, mm No.
mm in linearity, μm 03200249
4,3 (L in mm) (factory setting)
0,02 -2,2 to 0,1 (factory Axial
GT 21 0,2 + 3 · L3 0,01
setting -1,2)

* Electrical zero (N) ± 25 % deviation limit. Valid in vertical mounting position, measuring bolt lowered and in static measuring.
** For an amplitude of 10 % to the last value of the measuring range.
*** Distance from electrical zero.

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