RK203111000V ALPS

Rotary Slide Metal Insulated Knob Through Ring Potentiometers Potentiometers Shaft Shaft Operating Shaft Type Type RK203 20mm Size Metal Shaft Type EC20A Heavy rotation torque and good operational feel, available in potentiometer and encoder types Typical Specifications Specifications Items Potentiometer Encoder Rating 0.05W 1mA 5V DC 20 Total resistance tolerance Maximum operating voltage 50V AC, 30V DC Operating life 30,000 cycles 40 to 85 30 to 80 Operating temperature range Products Line Potentiometer Length of Number Total Minimum order unit pcs. Operating Detent torque Number of Rotational Mounting Resistance Drawing operating section of resistor resistance Products No section direction taper mNm positions angle No. Japan Expert mm elements k 17 220 RK203111000V 4020 Single- 5 180 RK203111001A Flat 30 Vertical 10 1B 400 800 1 unit 12 position 12 position 4020 25 18 RK203111001B 218 position 218 position 2010 180 Encoder (Incremental Type Length of Minimum order unit pcs. Operating Detent torque Number of Rotational Mounting Push on Travel of push on Drawing operating section Products No section direction mNm positions angle switch switchmm No. Japan Expert mm 4020 EC20A1820401 Without 2 2510 EC20A1820407 Flat 30 18 18 Vertical 400 800 4020 With 1.5 EC20A1824401 3 Note 1. Only the encoder type can be supplied with a push-on switch. 2. Shaft design and other features are customizable. Packing Specifications Tray Number of packages pcs. Export package measurements mm 1 case /Japan 1 case /export packing 400 800 508374272 Dimensions Unit:mm PC board mounting hole dimensions No. Photo Style Viewed from mounting side RK203 20.2 3.5 8 30 Without switch type Mounting 10 12 18.4 Potentiometer type surface C1 M90.75 3 21 1 NCNC 3 1.5 NC NC 2 1 1.5 3-1.2hole 3.5 3 NC 15.5 1.25 6.25 3.75 3-1 ( ) 17.8 Refer to P.332 for for encoder switch specifications.. Refer to P.332 for attached parts. Refer to P.343 for soldering conditions. 330 2.5 4.5 6 9 1.5 8.3 19.2 2.6 9 10Rotary Slide Metal Insulated Knob Through Ring Potentiometers Potentiometers Shaft Shaft Operating Shaft Type Type RK203/EC20A / 20mm Size Metal Shaft Type Dimensions Unit:mm PC board mounting hole dimensions No. Photo Style Viewed from mounting side EC20A 20.2 Without switch type, 3.5 8 30 Encoder type 10 12 18.4 Mounting surface C1 M9G0.75 A NC C BB 1.5 A NC CB NC 2 3.5 1.5 3 15.5 3-1.2 hole 1.25 3.75 3-1 6.25 ( ) 17.8 EC20A With push-on switch Switch travel 3.5 10 30 20.2 18.4 (travel 1.5mm), 10 1.5 Mounting Encoder type surface 12 5 D E M9G0.75 C1 1.5 A C B NCNC NC 3 3 1.5 A CB 3.5 15.5 51.2 hole 1.25 3.75 6.25 31 D E D E 2-0.9 (SW01) (SW02) (17.8) Output wave EC20A Sliding noise EC20A V =V =2.5V max. 1 2 Shaft rotational Direction Signal Output OFF Test circuit Output waveform 5V DC ATerminal AC t t ON R R Clockwise V1 OFF Terminal A Terminal B BTerminal BC V2 ON Encoder OFF ON OFF ON ATerminal AC Sliding direction Terminal C ON Counter-clockwise OFF Measurement condition : Rotation speed 360/s t : Masking time to avoid chattering BTerminal BC ON The dotted lines indicate detent positions At R 5k Chattering 8ms max., Bounce5ms max. Signal B output at detent positions is not specified Circuit DiagramRK203 3 2 1 331 2.5 2.5 4.5 4.5 6 6 9 1.5 9 1.5 8.3 8.3 19.2 19.2 2.6 2.6 5V 9 7 9 10 10