PTR Hartmann

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Order code:
DH2
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Thumb Wheel Switch 16 positions

DH2 03

  • Thumb wheel switch for slim DIN-rail housings
  • For right and left hand side PCBs
  • Diameter 12.0 mm
  • Width 3.3 mm
  • SMT-pinning
  • Lateral C-contact
  • More versions on request

Reflow solderable thumb wheel switch for mounting in slim housings. It is especially designed for adressing 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.

Diameter without operating crown 12.0 mm
Width 2.9 mm
Pin connection 3+3 lateral C-contact 
Fixation mode SMT 
Perm. ambient temperature -50 °C ... +125 °C
Perm. storage temperature -55 °C ... +135 °C
Positions per rotation 16 
Torque initial min. 0.7 Ncm
Mech. lifetime 2.500 steps 
Humidity 21 days at 40 °C, 93 %RH 
Reflow soldering 10 s / 260 °C
Operating voltage ≤ 42.0 V
Contact load, static ≤ 0.4 A
Contact load, dynamic ≤ 0.1 A
Minimum load 1.0 µA 20mVDC
Test voltage 250.0 V 50 Hz / 1.0 min 
Contact resistance < 80.0 mΩ
Insulation resistance > 100.0 MΩ