PTR Hartmann

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Thumb wheel switch 32 positions


  • Thumb wheel switch for slim DIN-rail housings
  • Width 6.8 mm
  • With operating crown
  • For right and left hand side PCBs
  • SMT-pinning
  • More versions on request

Reflow solderable thumb wheel switch for mounting in slim housings. It is especially designed for addressing in BUS- and wireless-applikations. The thumb wheel is permanently connected to the rotary code switch and it makes adjustments and legibility of the rotary code switch very easy.

Fixation mode SMT 
Diameter with operating crown 21.4 mm
Width 6.8 mm
Torque min 1.0 Ncm
Mechanical lifetime typ. 50.000 steps 
Positions per rotation 32 
Perm. ambient temperature -25 °C ... +95 °C
Perm. storage temperature -30 °C ... +95 °C
Humidity 21 days at 40 °C, 93 %RH 
Reflow soldering JEDEC J-STD-020 E 
Packing Tape on Reel 
Operating voltage ≤ 24.0 V
Contact load, dynamic ≤ 0.1 A
Minimum load 1.0 µA 50.0 mVDC
Test voltage 250.0 V 50 Hz / 1.0 min 
Contact resistance < 80.0 mΩ
Insulation resistance > 100.0 MΩ