DH1 series Thumb wheel switches DISTINCTIVE FEATURES Diameter 13 mm Width 16 mm SMT Gull Wing 10 Position BCD ENVIRONMENTAL SPECIFICATIONS Operating temperature: -50 C to +125 C (-58 F to +257 F) Storage temperature: -55 C to +135 C (-67 F to +275 F) Humidity : 21 days at 40 C (104 F) 93% RH ELECTRICAL SPECIFICATIONS Operating voltage : 42 VDC max. Contact load, static : 400 mA max. Contact load, dynamic : 100 mA max. Initial contact resistance : 80 m max. Insulation resistance : 100 M min. Minimum load : 1 A 20 mVDC Insulation resistance : 100 M min. Test voltage: 250 V 50 Hz / 1 min MECHANICAL SPECIFICATIONS Torque : 1.2 Ncm 0.2 Mechanical lifetime : min. 25 000 steps The company reserves the right to change specifications without notice. 1 SW-DH1-1803 PANEL SWITCHESPCB SWITCHESDH1 series Thumb wheel switches MATERIALS Housing : plastic Cover : stainless steel Fixed contact, pins : copperalloy Moveable contacts : copperalloy Contact surface : hardgold Rotor: plastic O-ring : rubber Washer : stainless steel Wheel : plastic SOLDERING Reflow soldering : 260 C (500 F) max. for 10 seconds max. PACKAGING Tape and Reel 2 PCB SWITCHES