Series 11CE 12mm Rotary Encoder Compact 12 mm package size Rotational life (30,000 cycles) Wide temperature range (-10C to +70C) Momentary switch option Bushing and mounting style options Applications Consumer portable electronics Commercial appliances Instrument amplifiers and guitar effects Keyboards and synthesizers Communications equipment Ordering Information Terminal Shaft Shaft Detent Switch Series Resolution Configuration Length Trim Option Option 11CE H 20 F 12 2 A Code Spec. Code Spec. Code Spec. A No switch Horizontal/Side Mount 12 12 PPR Momentary M Sleeve Bushing, PC Pins, 24 24 PPR B switch 10mm Height Vertical/Rear Mount H Thread Bushing, PC Pins Vertical/Rear Mount Code Spec. K Sleeve Bushing, PC Pins F Flatted Horizontal/Side Mount Y Thread Bushing, PC Pins, 10mm Height Code Spec. 1 No Detents 2 12 Detents* Code Spec.* 3 24 Detents** 17 17.5 mm *Available w/12 PPR only 20 20 mm **Available w/12 & 24 PPR 25 25 mm 30 30 mm * See outline drawings for shaft length (LM) availability by configuration. 2020-08-26 Rev. B Page 1 of 7 2019 CTS Corporation. Information/product(s) subject to change. No warranty that product(s) will meet the stated specifications for customer specific applications or test equipment. Visit www.ctscorp.com for list of applicable patent(s), more information, or to request a quote. Series 11CE 12mm Rotary Encoder Encoder Specifications Min Typical Max Unit Voltage Rating 0.5 mA +5.0 VDC Output 2-bit quadrature Insulation Resistance 100 M min. 250 VDC Dielectric Strength 300 VAC for 1 min., no arcing Resolution 12 or 24 PPR (pulses per revolution) Contact Bounce/Chatter (See Fig. 1) t1, t3 3 ms t2 2 ms Phase Difference (See Fig. 2) 12 PPR T 4 ms (A leads B by 90 in the CW direction) 24 PPR T 3.5 ms (A leads B by 90 in the CW direction) Total Mechanical Travel 360 continuous Operating Torque 50 gf-cm (non-detent option only) Detent Position 12 detents 30 3 24 detents 15 3 Detent Torque 30 to 200 gf-cm Detent Position Play 4 max. Shaft Wobble 1.0 x L/30mm p-p max. L = Shaft Length Shaft Push-Pull Strength 5 kgf for 10 sec. Shaft Static Side Load 2 kgf max. Terminal Strength 300 gf max. Rotational Life 30,000 cycles Switch Specifications Min Typical Max Unit Voltage Rating 0.5 mA +5.0 VDC Contact Resistance 100 m max. Contact Arrangement SPST Momentary Chatter 10 ms max. Switch Travel 0.5mm +0.4mm, -0.3mm Actuation Force 300 gf +150 gf/-100 gf Insulation Resistance 100 M min. 250 VDC Dielectric Strength 300 VAC for 1 min., no arcing Operating Life 20,000 actuations IP Rating 40 Packaging Tray Weight 3.2 grams 2020-08-26 Rev. B Page 2 of 7 2019 CTS Corporation. Information/product(s) subject to change. No warranty that product(s) will meet the stated specifications for customer specific applications or test equipment. Visit www.ctscorp.com for list of applicable patent(s), more information, or to request a quote.