27mm Size Metal Shaft Potentiometer RK27 Series High-grade potentiometer featuring good control feel and superior features. Rotary Potentiometers Slide Potentiometers Trimmer Potentiometers Multi Control Devices Position Sensors Features Metal Shaft Applications These highgrade potentiometers offer comfortable operation and possess high, precise features(gang error,resistance taper, etc.), ideal for audio applications. Level controls for high grade audio sets Controls for audio mixing console Insulated Shaft Knob Operating Typical Specifications Items Specifications Total resistance tolerance 20 Maximum operating voltage 30V AC Total rotational angle 3003 Rotational torque 5 to 35 mNm Operating life 15,000 cycles Operating temperature range - 10 to 70 Recommended Products List Number of resistor elements Mounting direction Products No. Shaft type Length of the shaft mm RK2711120026 Center detent Total resistance k Resistance taper Minimum packing unit pcs. Drawing No. 31 Single-unit 25 1 RK271111001T Slotted Horizontal type RK27112A00AK 20 RK27112A00CC 25 100 15A 100 2 Without Dual-unit RK27112A0A16 20 Flat RK27112A00B9 3 25 Note Additional product specifications in response to those not included in the above recommended products are also available. For inquiries, contact our sales department. For product specifications, see P.39 For other detailed specifications, see P.48, 49 38 27mm Size Metal Shaft Potentiometer Product Specifications In addition to the recommended products, the following specifications can also be accommodated. Products Specification Type Model Single-shaft, single-unit RK27111 Single-shaft, dual-unit RK27112 Single-shaft, quad-unit RK27114 Mounting height mm Detent variety 12.5 Center 11 21 31 41 Gang error Rotary Potentiometers Slide Potentiometers -60dB to 0dB within 3dB -80dB to -60dB within 5dB possible depending on total resistance and taper. Trimmer Potentiometers Multi Control Devices Position Sensors Total Resistance Variety 10 Total resistancek 20 50 100 250 Metal Shaft Resistance Taper Resistance taper 15A Insulated Shaft 3B Knob Operating Dimensions of Shaft 1 Slotted type Unit : mm Not specified slotting angle L1 7 L1 1.6 1 15 o6 20 25 30 C0.5 M8G0.75 2 Flat type Unit : mm L1 R1 4.5 60 o6 7 M8G0.75 Shaft shown in full CCW position L1 R1 15 7 20 12 25 12 30 12 C1 For resistance taper, see P.40, 226 39 27mm Size Metal Shaft Potentiometer Orders other than recommended products Specify orders for varieties that are not listed in the Recommended Product List, referring to the following example. Sample part number Rotary Potentiometers R K 2 7 1 1 2 A S 2 5 C 0 Slide Potentiometers Trimmer Potentiometers Multi Control Devices Model type Model type Code 111 Single unit 12A Dual unit for vol. Position Sensors Shaft type Shaft type Code Metal Shaft F Flat S Slotted Insulated Shaft Knob Operating Length of the shaftL1 mm Code Length of the Code Length of the shaft shaft 15 15 25 25 20 20 30 30 Code Detent Code Detent C0 without 31 31 21 21 41 41 A 15A V 3B 80 70 60 50 40 30 .c on tro l)( 3B ) Resistance taper 90 20 10 0 10 Term."1" Total resistance Code Total resistance Total resistance k Code 502 5 503 50 103 10 104 100 203 20 254 250 k Note Shows the specification recommended by us. 40 A( 15 A) V (v ol Resistance taper Code 100 Output volt.across term.1-2 100 (%) Input volt. across term. 1-3 G J Detent 20 30 40 50 60 70 Rotation travel (%) 80 90 100 J Term."3" A 1 0 4 27mm Size Metal Shaft Potentiometer RK27 Series Dimensions No. Unit : mm Model PC board mounting hole dimensions Viewed from mounting side Style Single-shaft, single-unit RK27111 Rotary Potentiometers Not specified slotting angle 27 25 15.3 7 Trimmer Potentiometers 5 10 1 o6 1.6 Slide Potentiometers Mounting surface 12 12.5 o3 1 2 3 M8G0.75 2 Position Sensors 4 C0.5 R1 Multi Control Devices 5 5 24.5 1 3-o1.2 holes 1 Single-shaft, dual-unit RK27112 Metal Shaft 25.3 Not specified slotting angle L1 Mounting surface 27 7 10 Knob Operating 5 10 o3 12 12.5 24.5 2 5 5 1 o6 1.6 Insulated Shaft R1 4 C0.5 R2 M8G0.75 2 L1 20 1 1 2 3 6-o1.2 holes 25 Single-shaft, dual-unit RK27112 60 25.3 L1 7 27 Mounting surface 10 o6 12 12 5 5 o3 12.5 24.5 3 C1 R1 2 1 2 3 1 4 R2 5 4.5 10 6-o1.2 holes M8x0.75 Shaft shown in full CCW position L1 20 25 41 Metal Shaft Potentiometers Products Specifications Model RK20B RK25T RK271 -10 to 105 -10 to 60 RK501 Items Operating temperature range Total resistance tolerance Rotary Potentiometers -10 to 70 Slide Potentiometers 20 Rated power 0.06W Maximum operating voltage 20V DC 0.05W 5V DC 30V AC 0.1W Trimmer Potentiometers 150V AC Multi Control Devices Position Sensors R10k 20max. 10kR50k 30max. Residual resistance 50kR 0.1% or less of nominal total resistance Electrical performance Metal Shaft 5kR 10k 70dB min. 10kR 50k 80dB min. 50kR100k 90dB min. 100kR 100dB min. Maximum attenuation Volume control 100M min. 250V DC 100M min. 500V DC Voltage proof 1 minute 300V AC 1 minute 500V AC Total rotational angle 360 3005 Rotational torque mNm 20 to 80 0.5 to 7.5 5 to 35 13 to 43 Stopper strength Nm 0.5 0.9 1.5 10 to 55 to 10Hz / min., the amplitude is 1.5mm for all the frequencies, in the 3 direction of X, Y and Z and for 2 hours respectively Solderability 2305,30.5s 350 or less and within 3 seconds Operating life 260541s 15,000 cycles Cold Environmental test 150N max. Vibration Solder heat Dip soldering resistance Dip available products Endurance 3003 100N max. Manual soldering Long-term heat resistance Moisture resistance Insulated Shaft Knob Operating Insulation resistance Push-pull strength Mechanical performance 120dB min. 100,000 cycles 15,000 cycles -10 for 96h 105 for 96h 70 for 96h 402, 90 to 95RH for 96h 49 Metal Shaft Potentiometers Attached Parts These parts are attached to the following products. Unit : mm Rotary Potentiometers Applicable products Bearing screw diameter Hexagonal nut Flat washer Slide Potentiometers 11 Trimmer Potentiometers 2 o14 0.5 o9.1 Multi Control Devices Position Sensors RK09L RK168 RK097 M9 M9G0.75 Metal Shaft Insulated Shaft 11 2 o14 0.5 o8.1 Knob Operating RK271 M8 M8G0.75 11 2 o12 0.5 o7.2 RK097 RK098 RK163 M7 M7G0.75 8 2 o10 o6.2 RK097 RK098 M6 M6G0.75 50 0.5