*RoHS COMPLIANT Features Virtually infinite electrical circuit isolation Metal or plastic shaft options DPST and DPDT switch options RoHS compliant* Model 97 & 99-5/8 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 %... 5% or 0% 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 (Voltage Limited By Power Dissipation or 50 VAC, Whichever Is Less) +70 C Single Section Assembly...(Linear tapers) 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 infi nite... Essentially infi nite 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 tapers) 0 ohms or ±5 % TRS max.... (All tapers) ±5 % TRS max. (whichever is greater) (Audio tapers) ±0 % maximum Contact Resistance Variation @ 50,000 cycles... (Linear tapers) ± %... ± % (Audio tapers) ± %... ± % Moisture Resistance (MIL-STD-0, Method 0, Condition B) Total Resistance Shift... (Linear tapers) ±0 % TRS maximum... (All tapers) ±5 % TRS maximum (Audio tapers) ±0 % TRS maximum Insulation Resistance (500 VDC)... 00 megohms minimum... 00 megohms minimum IP Rating... IP 0... IP 0 *RoHS Directive 00/95/EC Jan. 7, 00 including annex and RoHS Recast 0/65/EU June 8, 0. Page THE POTENTIOMETER SPECIALISTS
Potentiometer Specifications Mechanical Characteristics Stop Strength (/ D shaft)...5.9 N-cm ( lb.-in.) (/8 D shaft)...89 N-cm ( lb.-in.) Mechanical Angle... 00 ±5 Torque Starting... 0. max. above average running torque Running Torque Single or Dual Section (A & R Bushings)...0. to.06 N-cm (0. to.5 oz.-in.) Single or Dual Section (C & U Bushings)...0. to.06 N-cm (0. to.5 oz.-in.) Mounting....7-.0 N-m (5-8 lb.-in.) maximum Variation...0.5 N-cm (0.5 oz.-in.) maximum in 5 shaft travel Weight (Single Section, Metal Bushing)....7 grams nominal (Each Additional Section)... grams nominal Terminals...Printed circuit terminals, J-Hooks or solder lugs 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 fl ux. Marking...Manufacturer s trademark, date code, resistance, manufacturer s part number Ganging (Multiple Section Potentiometers)... cups maximum Hardware... One lockwasher and one mounting nut is shipped with each potentiometer, except where noted in the part number. NOTE: Performance specifi cations 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. Page THE POTENTIOMETER SPECIALISTS
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 Exposure Temperature Range... -65 C to +5 C Vibration (Dual Section)... 8 G Contact Resistance...0 milliohms maximum Contact Bounce... 0. millisecond maximum Shock (Dual 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 Housing Material...High temperature, flame retardant, thermosetting plastic Mechanical Characteristics Actuating Torque (Each Section, Switch Module Only)...5 to 0.59 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... 0 ±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: Performance specifi cations 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. Page THE POTENTIOMETER SPECIALISTS
Product Dimensions Model 97 PC Pin Terminals, L Pattern MOUNTING SURFACE L.70 ±.9 (.500 ±.009) 0.79 ±.05 (.0 ±.00).7 ± 0.8 (.50 ±.05).7 ± 0.08 (.05 ±.00).6 ± 0.08 (.09 ±.00) 7.9 (.) 0.8 TYP. (.0) R 5.08 ± 0.8 (.00 ±.05).05 ± 0.0 (.5 ±.008) SEE HOW TO ORDER CHART FOR BUSHING OPTIONS. SEE NEXT PAGE FOR SHAFT OPTIONS..9 R (.07) A STYLE A.R. LUG.5 (.00).5 (.00).7 ±.0 (.500 ±.00) 9.5 (.75) 0.76 ± 0.05 (.00 ±.00) TYP. Model 99 Solder Lug Terminals, "Triangular" Pattern 5.08 ±.0 (.00 ±.00) 5.59 ±.0 (.0 ±.008).5 ±.8 (.75 ±.05).5 (.00).5 (.00).0 (.080) PLCS..0 (.00) WIDE X.9 (.090) LONG PLCS.. (.06).8 TOLERANCES EXCEPT AS SHOWN: DECIMAL.XXX ± (.05 ) FRACTION ± /6 9.65.XX ± ANGLE ±5 (.8) Page THE POTENTIOMETER SPECIALISTS
Product Dimensions Model 97 (nd Cup - Switch) Horizontal Term. (Switch Types R57, R59) MOUNTING SURFACE L.77 ±.8 (.09 ±.05) REF. 8. ± 0.8 (.75 ±.05) 5 6 6.89 ±.5 (.665 ±.00).9 (.090) 6 PLCS.. X. SLOT 6 PLCS (.095 X.05).5 ± 0.5 PLCS. (.00 ±.00) 5 6 ± 0.8 (.65 ±.05).5 PLCS. (.00) 8.7 ± 0.5 (. ±.00).77 ±.8 (.09 ±.05) 8.6 ± 0.5 (.5 ±.00) Model 99 (nd Cup - Switch) MOUNTING SURFACE.77 ±.8 (.09 ±.05) L.77 ±.5 (.975 ±.00) REF. Switch Module Variations Shaft Flat Orientation 0 ± 5 STD. FLAT ORIENTATION (SHAFT AT CCW END) TOTAL ROTATION 00 CCW POTENTIOMETER 5.59 ±.8 (.0 ±.05) 6.89 ±.5 (.665 ±.00). X. SLOT 6 PLCS (.095 X.05).9 (.090) 6 PLCS. 5 6 CCW DETENT 5 MAX. ACTUATION ANGLE (TYPES 5, 5, 57, 59) NOTE: Switch terminals shown in vertical position. DPST (NO/NC) (TYPES 50, 5, 57) DPST (NO/NO) (TYPES 5, 5, 59) Switch contacts shown in detent position. CW DETENT 5 MAX. ACTUATION ANGLE (TYPES 50, 5).5 ±.8 (.75 ±.05).77 ±.8 (.09 ±.05).8 TOLERANCES EXCEPT AS SHOWN: DECIMAL.XXX ± FRACTION ± /6 (.05 ) 9.65.XX ± ANGLE ±5 (.8) DIMENSIONS: MM (INCHES) Page 5 THE POTENTIOMETER SPECIALISTS
Product Dimensions Plastic Shaft Styles SHAFT TYPE "B" (USES BUSHING A) SHAFT TYPE "D" (USES BUSHING C) SHAFT TYPE "T" (USES BUSHING U).60+.8/-.00 (.06+.05/-.000).6+.00/-.5 (.5+.000/-.006).50 ±.5 (0.06 ±.00).70.9 (.07) 9.05 6.+.000/-.5 (.9+.000/.006)..70 9.05.79.988 +0.000/-0.05 (0.0) (.57 +.000/-.00) 6.0.0 SHAFT TYPE "C" (USES BUSHING A) SHAFT TYPE "R" (USES BUSHING R) SHAFT TYPE "W" (USES BUSHING A) 5.9 (.6) 9.05..8 ±.8 (.0 ±.05) 6.0+.000/-.5 (.8+.000/.006).80 ±.5 (0.07 ±.00) 6.0.0.00 (.0) 5.99 +0.000/-0.05 (.6 +.000/-.00) 8 TOOTH.7 ±.5 (.56 ±.00) 6.+.05/-.05 (.85+.00/.00) 5.0 (.00) Metal Shaft Styles SHAFT TYPE "A" (USES BUSHING A) SHAFT TYPE "H" (USES BUSHING A) 6.+.00/-.05 (.90+.000/.000) F ±.8 ( F ±.05) 6.+.00/-.05 (.90+.000/.000) SHAFT TYPE "S" (USES BUSHING R) F ±.8 ( F ±.05) 6.000+.000/-.05 (.6+.0000/.00).70 9.05. SHAFT TYPE "E" (USES BUSHING C) 5. (.000) 5.86 ±.05 (.6 ±.00) 9.05. FLAT LENGTH F : 7.95 (.). (.8).988 ±.076 (.57 ±.00) 6.0.0 FLAT LENGTH F : 6.99 (.75).98 (.5) 0.79 ± 0.5 (.0 ±.00) SHAFT TYPE "G" (USES BUSHING A).60+.8/-.00 (.06+.05/-.000).70.0 0.79 (.0) 6.0 9.0 9.05.6 (.5).9 (.07). 6.+.00/-.05 (.90+.000/.000) SHAFT TYPE "J" (USES BUSHING R).80 ± 0.5 6.00+.000/-.05 (.07 ±.00) (.6+.0000/.000).50 ± 0.5 (.059 ±.00).00 ± 0. (.09 ±.05) 6.0.0.0 TOLERANCES EXCEPT AS SHOWN:.XX = ± (.050).XXX = ±.005 (.7).XXXX = ±.0005 (.07) SHAFT TYPE "V" (USES BUSHING U) 0.79 ± 0. (.0 ±.05) 6.0.99+.000/-.05 (.57+.0000/.000) MM DIMENSIONS: (INCHES).0 Page 6 THE POTENTIOMETER SPECIALISTS
How to Order Model 97 & 99 Panel Controls 9 9 A A - B 8 - A 5 / R5 L A C R ANTI-ROTATION LUG A Single.05 (7.8 mm) R, 90 CW D No Lug # SECTIONS Dual nd Section is a Switch BUSHING Metal Plain /8 (9.5 mm) D x /8 (9.5 mm) L Metal Plain / (6.5 mm) D x / (6.5 mm) L Metal Plain 0 mm D x 9 mm L SHAFT AVAILABLE LENGTH ONLY IN (FMS) BUSHING Code Description Code 6 / L A, C 0 5/8 L A, C / L A, C 8 7/8 L A L A METRIC 6 6 mml R mml R RoHS IDENTIFIER L Compliant SWITCH TYPE (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 (R57) DPST N.O./N.C. CCW Detent Horz Term (R59) DPST N.O./N.O. CCW Detent Horz Term MODEL 97 Single-Turn, L-Pattern PC Pins w/switch 99 Single-Turn, Triangle-Pattern Solder Lugs w/switch SHAFT TYPE AVAILABLE ONLY IN LENGTHS BUSHINGS (CODE) (CODE) B Plastic Single Slotted / " (6.5 mm) D 6, 0,, 8 A C Plastic Single Flatted /" (6.5 mm) D, 8 A D Plastic Single Plain /8" (.8 mm) D 6, 0, C R Plastic Single Slotted 6 mm D Metric 6, R T Plastic Single Slotted mm D Metric 6, U W Plastic Single Knurled /" (6.5 mm) D A A Metal Single Plain /" (6.5 mm) D 6, 0, A E Metal Single Slotted /8" (.8 mm) D 6, 0, C G Metal Single Slotted /" (6.5 mm) D 6, 0,, 8 A H Metal Single Flatted /" (6.5 mm) D, 8 A J Metal Single Slotted 6 mm D Metric6, R S Metal Single Flatted 6 mm D Metric 6, R V Metal Single Slotted mm D Metric 6, U ELEMENT TAPER RESISTANCE CODE TYPE/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 (0) - 00 K (0) - K () - 00 K () - K () - 50 K () -.5 K () - 500 K () - 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 % Boldface features are Bourns standard options. All others are available with higher minimum order quantities. REV. 05/ For more information about this product, visit our website at: www.potentiometers.com Page 7 THE POTENTIOMETER SPECIALISTS