*RoHS COMPLIANT VERSIONS AVAILABLE Features Metal shaft and bushing Consistent, smooth quality feel Up to sections available Rotary switch option designed for on-off function control RoHS compliant versions available* 8/8-5/8 Square Single-Turn Panel Control 85/86-5/8 Square Single-Turn Panel Control with Rotary Switch Potentiometer Specifications Initial Electrical Characteristics Conductive Plastic Element Cermet Element Standard Resistance Range Linear Tapers (A, B, E, & H)...(B & E) K ohms to megohm...(a & H) 00 ohms to megohm Audio Tapers (C, D, F, G, S, & T)...(D, G, S, & T) K ohms to megohm...(c & F) K ohms to megohm Total Resistance Tolerance...±0 % or 0 %...±0 % or 5 % Independent Linearity...±5 %...±5 % Absolute Minimum Resistance... ohms maximum... ohms maximum Effective Electrical Angle...(Linear tapers) 0 ± 5...(Linear tapers) 0 ± 6 (Audio tapers) 5 ± 5 (Audio tapers) 5 ± 6 Contact Resistance Variation...± %...± % or ohms (whichever is greater) Dielectric Withstanding Voltage (MIL-STD-0, Method 0) Sea Level...,500 VAC minimum...,500 VAC minimum 70,000 Feet...500 VAC minimum...500 VAC minimum Insulation Resistance (500 VDC)...,000 megohms minimum...,000 megohms minimum Power Rating At 70 C (Voltage Limited By Power Dissipation or 50 VAC, Whichever Is Less) +70 C Single Section Assembly...(Linear tapers) 0.5 watt...(linear tapers) watts (Audio tapers) 0.5 watt (Audio tapers) watt +70 C Multiple Section Assembly...(Linear tapers) 0.5 watt/section...(linear tapers) watt/section (Audio tapers) 0.5 watt/section (Audio tapers) 0.5 watt/section +5 C...0 watt...0 watt Theoretical Resolution...Essentially infinite...essentially infinite Environmental Characteristics Operating Temperature Range...-0 C to +5 C...-0 C to +5 C Storage Temperature Range...-55 C to +5 C...-55 C to +5 C Temperature Coefficient Over Storage Temperature Range...±,000 ppm/ C...±50 ppm/ C Vibration (Single Section)...5 G...5 G Total Resistance Shift...± % maximum...± % maximum Voltage Ratio Shift...±5 % maximum...±5 % maximum Shock (Single Section)...0 G...0 G Total Resistance Shift...± % maximum...± % maximum Voltage Ratio Shift...±5 % maximum...±5 % maximum Load Life...,000 hours...,000 hours Total Resistance Shift...±0 % maximum...±5 % maximum Rotational Life (No Load)...00,000 cycles...00,000 cycles Total Resistance Shift...(Linear taper) 0 ohms or ±0 % TRS max..(all tapers) ±5 % TRS maximum (whichever is greater) (Audio taper) ±0 % maximum Contact Resistance Variation @ 50,000 cycles (Audio taper)...± %...± % (Linear taper)...± %...± % Moisture Resistance (MIL-STD-0, Method 0, Condition B) Total Resistance Shift...(B & E tapers) ±0 % maximum...±5 % maximum (all tapers) (D, G, S & T tapers) ±0 % maximum Insulation Resistance (500 VDC)...00 megohms minimum...00 megohms minimum IP Rating...IP 0...IP 0 Mechanical Characteristics Stop Strength / and /8 diameter shafts...5.9 N-cm ( lb.-in.) 7/8 length shaft...6 N-cm ( lb.-in.) Mechanical Angle...00 ±5 Torque Starting and Running Torque (Non-Locking Bushings) Single Section...0. to.06 N-cm (0. to.5 oz.-in.) Dual Section...0. to.06 N-cm (0. to.5 oz.-in.) Triple Section...0.5 to. N-cm (0.5 to.0 oz.-in.) Quadruple Section...0.5 to. N-cm (0.5 to.0 oz.-in.) Starting and Running Torque (Locking Bushings)...0. to.8 N-cm (0. to.0 oz.-in.) Shaft Locking Torque with Locknut @ 0 in-lb. (B & E Bushings)... N-cm (0 oz-in.) Mounting...7-.0 N-m (5-8 lb.-in.) maximum Weight (Single Section)... grams maximum (Each Additional Section)...6 grams maximum Terminals...Printed circuit terminals or J-Hooks Soldering Condition...Recommended hand soldering using Sn95/Ag5 no clean solder, 0.05 wire diameter. Maximum temperature 99 C (750 F) for seconds. No wash process to be used with no clean flux. Marking...Manufacturer s trademark, wiring diagram, date code and resistance, manufacturer s part number Ganging (multiple section potentiometers)... cup maximum Hardware...One lockwasher and one mounting nut is shipped with each potentiometer, except where noted in the part number. For dimensional drawings see pages &. NOTE: Model 8/8 performance specifications do not apply to units subjected to printed circuit board cleaning procedures. For ordering information see page 5. At room ambient: +5 C nominal and 50 % relative humidity nominal, except as noted. *RoHS Directive 00/95/EC Jan 7 00 including Annex
8/8-5/8 Square Single-Turn Panel Control 85/86-5/8 Square Single-Turn Panel Control with Rotary Switch Rotary Switch Specifications Initial Electrical Characteristics Contacts: DPST...N.O/N.O.,N.C./N.C. or N.O./N.C. DPDT... N.O./N.C. (break before make) Power Rating (Resistive Load): DPST... A @ 5 volts RMS-60 Hz or A @ 8 VDC, A @ 50 volts RMS-60 Hz DPDT... A @ 5 volts RMS-60 Hz or A @ 8 VDC Contact Resistance (0. VDC-0 ma)...0 milliohms nominal Contact Bounce...5 milliseconds maximum Dielectric Withstanding Voltage (MIL-STD-0, Method 0) Sea Level...500 VAC minimum Insulation Resistance...000 megohms minimum Environmental Characteristics Operating Temperature Range...0 C to +70 C Storage Temperature Range...-65 C to +5 C Vibration (Dual Section)...8 G (Triple Section)...5 G (Quadruple Section)... G Contact Resistance...0 milliohms maximum Contact Bounce...0. millisecond maximum Shock (Dual Section)...0 G (Triple Section)...5 G (Quadruple Section)...0 G Contact Resistance...0 milliohms maximum Contact Bounce...0. millisecond maximum Rotational Life...5,000 cycles Switch Actuating Torque (50% Duty cycle @ Rated Power Load)... to.9 N-cm ( to 7 oz.-in.) Contact Resistance...00 milliohms maximum Moisture Resistance (MIL-STD-0, Method 06, Condition B) Contact Resistance (0. VDC-0 ma)...0 milliohms maximum Insulation Resistance (After Hours @ Room Temperature) (500 VDC)...00 megohms minimum Switch Housing Material...High temperature, flame retardant, thermosetting plastic Mechanical Characteristics Actuating Torque (Each Section, Switch Module Only)...5 to 0.6 N-cm (5 to 5 oz.-in.) Running Torque (Out of Detent, - Module Assembly)...0. to. N-cm (0. to oz.-in.) Detent...CW or CCW standard Actuation Angle...5 Contact Materials...Fine silver with gold overlay Terminal Styles...Solder lug only Standard Orientation...In-line with control terminals Optional...Rotated 90 CCW from standard Terminal Strength (Before and After Soldering Heat Exposure)...0.9 Kg ( lbs.) minimum NOTE: Model 8/8 performance specifications do not apply to units subjected to printed circuit board cleaning procedures. At room ambient: +5 C nominal and 50 % relative humidity nominal, except as noted.
8/8-5/8 Square Single-Turn Panel Control Product Dimensions "A" Bushing /8 " (9.5 mm) Dia. Plain - Single Shaft "B" Bushing /8 " (9.5 mm) Dia. Plain - Single Shaft "C" Bushing / " (6.5 mm) Dia. Plain - Single Shaft 9.50 ±.8 (.75 ±.05) 7.9 (.) 9.5 ±. (.75 ±.005).7,5.88,9.05,.±.79 (/, 5/8, 7/8, ± /) /8- UNEF 6.5 ±.0 DIA. (/ ± /) SHAFT SLOT.9 WIDE X (.07).60+.8/-.00 (.06+.05/-.000).5 5 ±5 X (.00) CHAMFER 5.9 OPTIONAL FLAT 6.00 LONG OR.5 FROM (.6) (.6) (.06) "A" BUSHING END FOR SHAFTS UNDER 7.6 (/6).70 ±. (.500 ±.005) /8- UNEF. (.8) 9.5 ±. (.75 ±.005) 5.88 ±.79 (5/8 ± /) SHAFT SLOT.9 WIDE X (.07).60 +.8/-.00 (.06 +.05/-.000) 6. ±.0 (.9 ±.00) DIA..5 5 ±5 X CHAMFER (.00) 6.5 ±. (.50 ±.005).5 (.75) 6.5 ±.05 (.50 ±.00) /- UNEF 9.5,.7,5.88,9.05,. ±.79 (/8, /, 5/8, /, 7/8, ± /).6 ±.05 (.5 ±.00) DIA. SHAFT SLOT.79 WIDE X (.0).79 ±.5 (.0 ±.00).5 5 ±5 X CHAMFER (.00).9 ±. OPTIONAL FLAT 6.5 LONG OR.5 FROM (.09 ±. 005) (.50) "C" BUSHING END FOR SHAFTS UNDER.0 (.06) (9/6) "E" Bushing / " (6.5 mm) Dia. Locking - Single Shaft "A" Bushing /8 " (9.5 mm) Dia. Plain - Concentric Shaft "C" Bushing / " (6.5 mm) Dia. Plain - Concentric Shaft.7 ±. (.500 ±.005) 5.88 ±.79 (5/8 ± /).8 ±.0 (.5 ±.00) DIA. 8.58 ±.79 (-/8 ± /) 9.05 ±.79 (/ ± /).75 (9.5) 6. ±.0 (.9 ±.00) DIA..6 ±.05 (.5 ±.00) DIA. 5.88 ±.79 (5/8 ± /) 5.0 ±.79 ( ± /) 6.5 (.5).98 ±.0 (.078 ±.00) DIA. /- UNEF 0.80 (.5) 6.5 ±.05 (.50 ±.00) SHAFT SLOT.78 WIDE X.78 ±.0 (.0) (.0 ±.00).5 5 ±5 X (.00) CHAMFER /8- UNEF TRIPLE CONCENTRIC (SPECIAL ORDER).98 ±.0 (.078 ±.00) DIA. OUTER SHAFT 7.7 DIA. OPERATES SECTION # INNER SHAFT.8 (.9) (.5) DIA. OPERATES SECTION #, #, & # ("G" STYLE) /- UNEF.6 ±.05 (.5 ±.00) DIA. OUTER SHAFT.8 DIA. OPERATES SECTION # INNER SHAFT.078 (.5) (.95) DIA. OPERATES SECTION #, #, & # ("G" STYLE) "S" Bushing 0 mm Dia. Locking - Single Shaft.50 ± 0.8 (.9 ±.05).00 ± 0.79 (.866 ±.0).0 ± 0.0 SHAFT SLOT (.00 ±.00).80 ± 0.5 WIDE X (.07 ±.00) DIMENSIONS ARE: MM (INCHES) CCW POTENTIOMETER M0 x 0.75-6g 0.9 (.0) 6.000 +0.000/-0.075 DIA. (.6 +.000/-.00).5 5 ±5 X CHAMFER (.00) 9.90 (.90)
8/8-5/8 Square Single-Turn Panel Control Product Dimensions (Continued) Dual Unit - PC Pins & J-Hook Triple Unit - PC Pins & J-Hook Quad Unit - PC Pins & J-Hook 6.0 ±.79 (.05 ±.0) 6.0 ±.9 (.5 ±.07) 6.6 ±.9 (.85 ±.07) 0.6 ±.8 (.00 ±.05) 0.6 ±.8 (.00 ±.05) TYP. 0.6 ±.8 (.00 ±.05) TYP. Model 8/8 Single Unit - PC Pins & J-Hook 5.88 ±. (.65 ±.06) 5.88 ±.8 (.65 ±.05).9 (.70) 5.97 ±.8 (.5 ±.05) 5.08 ±.8 (.00 ±.05).7 (.50) 9.58 ±.8 (.77 ±.05) 5.88 ±.8 (.65 ±.05) 5. ±.76 (.0 ±.0).8 MAX. PLCS. (.50).8 (.0) DIA. 5.08 ±.8 (.00 ±.05) Terminal outlines shown as solid lines represent PC Pins, available on Model 8. Dashed line terminal outline represents "J" Hook, available on Model 8. Model 8 Suggested PC Board Layout - PC Pins (Single-Shaft Style Bottom View) 5.08 ±. (.00 ±.005). (.05) DIA. 0.6 ±. (.00 ±.005) Note: For units with dual concentric shaft styles, a.00 (.5) spacer is added between the module(s) driven by the outer shaft and those driven by the inner shaft. For G, K, or V shafts, add the spacer between modules and. For L or M shafts, add the spacer between modules and. For N or P shafts, add the spacer between modules and. 5.08 ±. (.00 ±.005) Shaft Flat Orientation* 0 ± 5 CCW END FLATTED SHAFT 0 ±5 SLOTTED SHAFT *EXCLUDES MODELS 8 AND 8 DIMENSIONS ARE: MM (INCHES)
85/86-5/8 Square Single-Turn Panel Control with Rotary Switch Product Dimensions Primary Potentiometer Module Secondary Potentiometer Module Shaft Flat Orientation*.5 (.57) 9.58 ±.8 (.77 ±.05) 0.6 (.00) 5.88 (.65) 0 ± 5 CCW END 0 ± 5 5.08 (.00) 8.56 (.7).7 (.50) 5.97 (.5) 8.56 (.7).60 5.08 (.06) (.00) 5.88 (.65) 5.08 (.00) FLATTED SHAFT SLOTTED SHAFT *EXCLUDES MODELS 8 AND 8 Switch Module REAR PLATE COVER.5 (.05).77 (.09).9 (.090) TYP. 6 PLACES Assembly Sequence Secondary Potentiometer Module 5.88 (.65) REF..75 (8.) 5 6. (.095) L X. (.05) W.9 (.5) SLOT TYP. 6 PLACES 9.5 (.75) REAR COVER PLATE SWITCH MODULE PRIMARY POTENTIOMETER MODULE NOTE: Switch terminals shown in vertical position. DPST (NO/NC) DPST (NC/NC) DPST (NO/NO) (TYPES 50, 5, 56, 57) (TYPES 5, 55, 60, 6) (TYPES 5, 5, 58, 59) Switch contacts shown in detent position. 5 6 DPDT (NC/NC) (TYPES 70, 7, 7, 7) Locating Lug Options - All Model 80 Series.6 (.08) A 7.75 (.05) E.9 (.5) J 9.5 (.75) H.0 (.7) E =.6 ±.76 H & J =.98 ±. (.09 ±.0) (.078 ±.06).79 ±. (.0 ±.06). (.09).8 (.5).6 (.09) NOTE: "D" OPTION - NO A/R LUG. OTHER LOCATING LUG OPTIONS AVAILABLE. FOR DETAILS CONSULT FACTORY..8 (.5) DIMENSIONS ARE: MM (INCHES).7 TOLERANCES EXCEPT AS SHOWN: DECIMAL.XXX ± (.005).XX ±.8 (.05) ANGLE ± 5 %
8/8-5/8 Square Single-Turn Panel Control 85/86-5/8 Square Single-Turn Panel Control with Rotary Switch How to Order 8 A A - B 8 - A 5 / A 5 L Models 8 & 8: Part number for multiple section potentiometers must have a taper and resistance value for each section. 85 A A - B 8 - A 5 / R5 L Models 85 & 86: Part number must contain a switch type. A B C D E F J K ANTI-ROTATION LUG Single.05 R, 90 CW Double.05 R, 90 & 70 CW Single.05 R, 70 CW No Lug Single.5 R, 90 CW Single.05 R, 80 CW Single.75 R, 90 CW Double.75 R, 90 & 70 CW # SECTIONS APPLICABLE MODELS Single 8,8 Double 8,8,85,86 Triple 8,8,85,86 Quad 8,8,85,86 BUSHING A Plain /8 (9.5 mm) D x /8 (9.65 mm) L B Locking /8 (9.65 mm) D x / (.7 mm) L C Plain / (6.5 mm) D x / (6.5 mm) L E Locking / (6.5 mm) D x / (.7 mm) L J Plain /8 (9.65 mm) D x / (6.5 mm) L N Plain / (6.5 mm) D x /8 (9.65 mm) L R Plain 0 mm D x 9 mm L S Locking 0 mm D x.5 mm L U Plain 7 mm D x 6 mm L MODEL 8 Single-Turn, PC Pins 8 Single-Turn, J-Hooks 85 Single-Turn, Pot/Rotary Switch, PC Pins 86 Single-Turn, Pot/Rotary Switch, J-Hooks SHAFT AVAILABLE LENGTH ONLY IN (FMS) BUSHING Code Description Code /8 L C, N, J 6 / L A, C, J, N 0 5/8 L A, B, C, E, J, N / L A, B, C, E, J, N 8 7/8 L A, B, C, E, J, N L A, B, C, E, J, N 6 -/8 L A, B, C, E, J, N 0 -/ L A, B, C, E, J, N METRIC 0 0 mml U mml U 6 6 mml R, S 9 9 mml R, S mml R, S, U 0 0 mml R, S mml R, S 50 50 mml R, S AVAILABLE ONLY IN SHAFT TYPE LENGTHS BUSHINGS (CODE) (CODE) A Single Plain / (6.5 mm) D 6,0,,8 A, B, J B Single Slotted / (6.5 mm) D 6,0,,8 A, B, J C Single Flatted / (6.5 mm) D 0,,8 A, B, J E Single Slotted /8 (.8 mm) D,6,0,,8 C, E, N F Single Flatted /8 (.8 mm) D C, N G Dual Concentric Plain / (6.5 mm) D - /8 (.8 mm) D 6,0 A, J Outer Operates Section K Dual Concentric Plain /8 (.8 mm) D - 5/6 (.98 mm) D,6 C, N Outer Operates Section L Dual Concentric Plain / (6.5 mm) D - /8 (.8 mm) D 6,0 A, J Outer Operates Section / M Dual Concentric Plain /8 (.8 mm) D - 5/6 (.98 mm) D,6 C, N Outer Operates Section N Dual Concentric Plain / (6.5 mm) D - /8 (.8 mm) D 6,0 A, J Outer Operates Section // P Dual Concentric Plain /8 (.8 mm) D - 5/6 (.98 mm) D,6 C, N Outer Operates Section / R Single Slotted 6 mm D 6,9,,50 R, S T Single Slotted mm D 0,, U V Dual Concentric Plain 6 mm D - mm D 0, R Outer Operates Section RoHS IDENTIFIER L Compliant Blank Non-Compliant SWITCH TYPE (MODELS 85 & 86 ONLY) (R50) DPST N.O./N.C. CW Detent In-Line Term (R5) DPST N.O./N.C. CCW Detent In-Line Term (R5) DPST N.O./N.O. CW Detent In-Line Term (R5) DPST N.O./N.O. CCW Detent In-Line Term (R5) DPST N.C./N.C. CW Detent In-Line Term (R55) DPST N.C./N.C. CCW Detent In-Line Term (R56) DPST N.O./N.C. CW Detent Horz Term (R57) DPST N.O./N.C. CCW Detent Horz Term (R58) DPST N.O./N.O. CW Detent Horz Term (R59) DPST N.O./N.O. CCW Detent Horz Term (R60) DPST N.C./N.C. CW Detent Horz Term (R6) DPST N.C./N.C. CCW Detent Horz Term (R70) DPDT CW Detent In-Line Term (R7) DPDT CCW Detent In-Line Term (R7) DPDT CW Detent Horz Term (R7) DPDT CCW Detent Horz Term ELEMENT TYPE RESISTANCE CODE TAPER/TOLERANCE VALUE IN OHMS (A) Linear Cermet ±0 % (05) - 00 (0) - 5 K (H) Linear Cermet ±5 % (8) - 50 (6) - 0 K (06) - 00 (7) - 5 K (07) - 50 (8) - 50 K (08) - 500 (9) - 75 K (09) - 750 (0) - 00 K (0) - K () - 50 K (9) -.5 K () - 00 K () - K () - 50 K () -.5 K () - 500 K () - 5 K () - 750 K () - 7.5 K (5) - M (5) - 0 K (B) Linear C-P ±0 % (0) - K (8) - 50 K (E) Linear C-P ±0 % () -.5 K (0) - 00 K () - 5 K () - 50 K (5) - 0 K () - 500 K (6) - 0 K (5) - M (7) - 5 K (C) CW Audio Cermet ±0 % (0) - K (8) - 50 K (D) CW Audio C-P ±0 % () -.5 K (0) - 00 K (F) CCW Audio Cermet ±0 % () - 5 K () - 50 K (G) CCW Audio C-P ±0 % (5) - 0 K () - 500 K (S) CW Audio C-P ±0 % (7) - 5 K (5) - M (T) CCW Audio C-P ± 0 % (8) - 50 K Boldface features are Bourns standard options. All others are available with higher minimum order quantities. REV. 0/09