RK203110

Encoder 20mm Size Metal Shaft Type EC20A/RK203 Series Heavy torque and comfortable operation feel with compliance to encoder and potentiometer applications. Detector Push Rating Slide Operating life Rotary Encoders 30,000cycles Typical Specifications Items Specifications Encoder Potentiometer 1mA 5V DC 0.05W Product Line Power Dual-in-line Package Type TACT SwitchTM CustomProducts Encoders Detent Length of Number Operating operating section torque section ・ （mm） （mN m） of detent Flat Potentiometer 30 40±20 18 Number of pulse 18 Operating direction Vertical Travel of push-on switch （mm） 1.5 Minimum order unit （pcs.） 400 Product No. EC20A1824401 EC20A1820401 Drawing No. 1 2 Detent Length of Number Operating operating section torque section ・ （mm） （mN m） of detent Flat 30 Shall be in accordance with individual specifications Rotational angle 240°max Operating direction Vertical Minimum order unit （pcs.） 400 Product No. RK203110 Drawing No. 3 Notes 1. For with switch type, only the incremental type is available. 2. All the potentiometer types can be customized. Contact us with the detailed specifications if you have such requirements. Dimensions Incremental Type Absolute Type No. Photo EC20A with push-on switch （travel 1.5mm） Incremental Type 1 Style Unit:mm PC board mounting hole dimensions （Viewd from mounting face） 4.5 ¿6 3.5 Mounting surface 2.5 10 10 30 12 Switch travel 1.5 ¿20.2 5 D 1.5 1.25 3.75 6.25 18.4 8.3 19.2 2.6 1.5 3.5 M9G0.75 1.5 C1 E 7 A C B NCNC NC ¿3 15.5 ACB (17.8) ø20.2 ACB 5п1.2 holes 3Ð1 D EC20A without switch type Incremental Type 3.5 Mounting Surface 2.5 8 10 E 30 12 18.4 2.6 1.5 2 3.5 M9G0.75 1.5 A 1.5 1.25 3.75 A C B NCNC NC ø3 15.5 B C 3-1 (17.8) 6.25 4.5 ¿6 2.5 3 3.5 M9×0.75 1.5 NC 2 NC 1 NC 3 1.5 15.5 ¿3 1.5 213 10 3-¿1.2holes C1 8.3 9 19.2 2.6 RK203 without switch type Potentiometer Type 3.5 Mounting Surface 8 10 30 12 ¿20.2 18.4 3.75 3-1 (17.8) 190 9 1.25 6.25 10 3-¿1.2 holes C1 8.3 9 19.2 4.5 ø6 9 10 9 9 Encoders List of Varieties Type Series EC11G Metal shaft 11mm size Insulated shaft 20mm size 12mm size EC12E EC12D EC11J EC11K EC20A/RK203 Standard detent Without detent With push-on switch Detector Photo Output Shaft types Operating direction Number of pulse/ Number of detent Push switch （Travel mm） Optional functions Changeover angle W Dimensions （mm） D H Manual soldering Soldering Dip soldering Reflow soldering Operating temperature range –30℃ to ＋85℃ Maximum operating current Resistive load） （ Output signal 260±5℃, 5±1s Please see P.189 –40℃ to ＋85℃ 10mA –30℃ to ＋80℃ 1mA –10℃ to ＋70℃ 5mA –40℃ to ＋85℃ 10mA 12 4.5 15/30 Without With 1.5） （ 9/18 15/30 Without With 0.5, 1.5） （ Incremental Single-shaft Vertical 18/18 Without With 1.5） （ 12/12 24/24 Without 15/30 With 0.5） （ Push Slide Rotary Encoders Power Dual-in-line Package Type 11.7 14.2 2.0 19.2 10 350℃ max. 3s max. 260±5℃, 5±1s 260℃±5℃, 3±1s 12.4 13.2 5 12.5 11.7 5V Outline specifications Electrical performance Mechanical Environmental performance performance Push-on Switch Specifications TACT SwitchTM CustomProducts Output of A and B signals, proportionate to phase difference A signal OFF ON ON Output wave Please see P.191 B signal OFF Incremental Type Absolute Type CW direction Detent stabillity point （When the switch is provided） V1＝V2＝1.5V max. Test circuit R Terminal A R Terminal B 5V DC Output waveform t t V1 V2 Sliding noise Please see P.191 Encoder Terminal C ON OFF ON Sliding direction Measurement condition：Rotation speed 360û/s t : Masking time to avoid chattering Insulation resistance Voltage proof Rotational torque Detent torque Push-pull strength Cold Dry heat Damp heat Circuit・number of contacts Travel mm） （ Rating Contact esistance Operating life Page Operating force N） 6 ＋ 2.5 （ −2 7 ＋3 −4 100MΩ min. 250V DC 300V AC for 1minute mN m ・ 12±5mN m ・ 100N –40±3℃ for 240h 85±3℃ for 240h 60±2℃, 90 to 95% RH for 240h Single pole and single throw（Push-on） 0.5±0.3 1.5±0.5 0.5±0.3 1.5±0.5 0.5±0.3 5±2 4±2 0.5A 16V DC （1mA 16V DC min. ratings） 4±2 5±2 1.5±0.5 At R = 10kΩ Chattering : 3ms max. Bounce : 2ms max. 10MΩ min. 50V DC 50V AC for 1minute 10mN m max. ・ 25±15mN m ・ 40±15mN m ・ At R = 5kΩ Chattering : 3ms max. Bounce : 2ms max. 100MΩ min. 250V DC 300V AC for 1minute or 360V AC for 1s. 10±7mN m ・ 40±20mN m ・ 3±2mN m ・ 3 to 20mN m ・ 5±3mN m ・ 10±5mN m ・ 80N 100N –40±3℃ for 240h±10h 85±3℃ for 240h±10h 60±2℃, 90 to 95%RH for 240h±10h Single pole and single throw（Push-on） 0.5±0.3 3 ＋ 1.5 − 1.0 6 ＋ 2.5 −2 1mA 5V DC 100mΩ for initial period; 200mΩ after operating life 30,000times min. 192 0.1A 5V DC 4±2 0.5A 16V DC （1mA 16V DC min. ratings） 100m for initial period; 200m after operating life Ω Ω 1,000,000 500,000 1,000,000 100,000 20,000times min. times times times times min. min. min. min. 181 187 20,000times min. 190 177 11mm and 20mm Size Metal Shaft Encoders Product Specifications Output Wave EC11B EC11B, EC11E, EC11G 30 detents, 15 pulse A signal OFF B signal OFF ON ON EC11E/EC11G/EC11J/EC11K The stable detent position cannot be identified in phase B. EC11E 18 detents 9 pulse EC11E 36 detents 18 pulse EC11J, EC11K A signal B signal OFF ON OFF ON EC111/EC11E Detector CCW 0˚ CW Push Slide B C A Detent stabillity point CW direction CW direction Detent stabillity point Rotary Encoders EC11EH Shaft rotational Direction A signal B signal C signal OFF ON OFF ON OFF ON EC20A Signal A Terminal AÐC） （ Clockwise B Terminal BÐC） （ A Terminal AÐC） （ Counter-clockwise Detent position CW direction OFF ON OFF ON OFF ON OFF Output Power Dual-in-line Package Type TACT SwitchTM CustomProducts B Terminal BÐC） （ ON The dotted lines indicate detent positions Sliding Noise EC11B V1＝V2＝1.5V max. Test circuit 5V DC t R Terminal A R 5V Terminal B t V1 Output waveform EC11E/EC11G/EC11J/EC11K EC111/EC11E Incremental Type Absolute Type V2 Encoder Terminal C ON OFF ON Sliding direction Measurement condition：Rotation speed 360˚/s t : Masking time to avoid chattering At R ＝ 5kΩ Chattering : 2ms max. Bounce : 2ms max. At R ＝ 5kΩ Chattering : 3ms max. Bounce : 2ms max. EC11EH Test circuit R R Terminal A R Terminal B 5V DC Terminal C R Terminal A R EC20A V1＝V2＝1.5V max. Test circuit 5V DC t Terminal B t V1 5V Output waveform ABC switch Encoder ON OFF ON V2 Terminal D /s Test condition Rotation speed 360° Terminal C Sliding direction Measurement condition：Rotation speed 360˚/s t : Masking time to avoid chattering At R = 5kΩ Chattering : 5ms max. Bounce : 5ms max. At R = 5kΩ Chattering : 8ms max. Bounce : 5ms max. Attached Parts EC11B Series Hexagonal nut 11 2 Unit:mm ¿12 ¿7.1 Flat washer 0.5 M7×0.75 191