Datasheet 83, 84 Datasheet (BOURNS)

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*RoHS Directive 2002/95/EC Jan 27 2003 including Annex

Specifications are subject to change without notice.

Customers should verify actual device performance in their specific applications.

83/84 - 5/8 ” Square 10-Turn

Wirewound Element (J Taper) Hybriton¤Element (K Taper)

Standard Resistance Range...................................................................200 to 100 K ohms ......................................1 K to 100 K ohms

Total Resistance Tolerance.....................................................................±5 %............................................................±10 %

Independent Linearity.............................................................................±0.25 %.......................................................±0.25 %

Absolute Minimum Resistance (J Taper) ................................................1.0 ohm or 0.1 % (whichever is greater) .....–

Effective Electrical Angle ........................................................................3600 ° +10 °, -0 °.........................................3600 ° +10 °, -0 °

Dielectric Withstanding Voltage (MIL-STD-202, Method 301)

Sea Level............................................................................................1,000 VAC minimum....................................1,000 VAC minimum

Insulation Resistance (500 VDC) ............................................................1,000 megohms minimum...........................1,000 megohms minimum

Power Rating (Voltage Limited By Power Dissipation or 350 VAC, Whichever Is Less)

+70 °C ...............................................................................................1 watt...........................................................1 watts

+125 °C ..............................................................................................0 watt...........................................................0 watt

Theoretical Resolution............................................................................See table .....................................................Essentially infinite

End Voltage (K Taper) .............................................................................–...................................................................0.2 % of applied voltage

Noise (J Taper) ........................................................................................100 ohms ENR maximum............................–

Output Smoothness (K Taper) ................................................................–...................................................................0.15 % maximum

Environmental Characteristics

Operating Temperature Range ...............................................................+1 °C to +125 °C.........................................+1 °C to +125 °C

Storage Temperature Range...................................................................-55 °C to +125 °C........................................-55 °C to +125 °C

Temperature Coefficient Over Storage Temperature Range...................±50 ppm/°C .................................................±100 ppm/°C

Vibration..................................................................................................15 G.............................................................15 G

Total Resistance Shift.........................................................................±2 %............................................................±2 %

Voltage Ratio Shift..............................................................................±0.2 %.........................................................±0.2 %

Wiper Bounce.....................................................................................0.1 millisecond maximum............................0.1 millisecond maximum

Shock......................................................................................................50 G.............................................................50 G

Total Resistance Shift.........................................................................±2 %............................................................±2 %

Voltage Ratio Shift..............................................................................±0.2 %.........................................................±0.2 %

Wiper Bounce.....................................................................................0.1 millisecond maximum............................0.1 millisecond maximum

Load Life.................................................................................................1,000 hours .................................................1,000 hours

Total Resistance Shift.........................................................................±2 % maximum...........................................±5 % maximum

Rotational Life (No Load)........................................................................1,000,000 shaft revolutions.........................4,000,000 shaft revolutions

Total Resistance Shift.........................................................................±5 % maximum ..........................................±5 % maximum

Moisture Resistance (MIL-STD-202, Method 103, Condition B)

Total Resistance Shift.........................................................................±2 % maximum...........................................±5 % maximum

Insulation Resistance (500 VDC) ........................................................100 megohms minimum..............................100 megohms minimum

IP Rating .................................................................................................IP 40 ............................................................IP 40

Mechanical Characteristics

Stop Strength ......................................................................................................................................................................33.90 N-cm (48.0 oz.-in.) minimum

Mechanical Angle ............................................................................................................................................................................................3600 ° +15 °, -0 °

Torque

Starting................................................................................................................................................Running torque plus 0.7 N-cm (1.0 oz.-in.) maximum

Running (1 or 2 Section)..............................................................................................................................................0.18 to 1.41 N-cm (0.25 to 2.0 oz.-in.)

Mounting (Torque on Bushing)......................................................................................................................................1.7-2.0 N-m (15-18 lb.-in.) maximum

Shaft Runout ........................................................................................................................................................................................0.15 mm (0.006 in.) T.I.R.

Shaft End Play......................................................................................................................................................................................0.36 mm (0.014 in.) T.I.R.

Shaft Radial Play..................................................................................................................................................................................0.13 mm (0.005 in.) T.I.R.

Weight (Single Section)......................................................................................................................................................................................21 gm (0.75 oz.)

(Each Additional Section) ..............................................................................................................................................................................18 gm (0.65 oz.)

Terminals ........................................................................................................................................................................Printed circuit terminals or solder lugs

Soldering Condition ......................................................................Recommended hand soldering using Sn95/Ag5 no clean solder, 0.025 ” wire diameter.

Maximum temperature 399 °C (750 °F) for 3 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) ......................................................................................................................................................2 cup maximum

Hardware ............................................One lockwasher and one mounting nut is shipped with each potentiometer, except where noted in the part number.

NOTE: MODEL 83/84 PERFORMANCE SPECIFICATIONS DO NOT APPLY TO UNITS SUBJECTED TO PRINTED CIRCUIT BOARD CLEANING PROCEDURES.

AT ROOM AMBIENT: +25 °C NOMINAL AND 50 % RELATIVE HUMIDITY NOMINAL, EXCEPT AS NOTED.

Features

■ Compatible with other members of the

Model 80 Series

■ The only 10-turn precision potentiometer

in a modular panel control package

■ Up to 2 sections available

Initial Electrical Characteristics

*RoHS COMPLIANT

VERSIONS

AVAILABLE

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Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications.

Resistance Resolution

(Ohms) (Nom.) (%)

200 .048 500 .037

1 K .032 2 K .031

5 K .023 10 K .020 20 K .015 50 K .012

100 K .010

Wirewound Resolution Table

37.03 ± .71

(1.458 ± .028)

Dual Section Model 83 PC Pins

7.62 ± .25 (.30 ± .01)

Note: The Models 83/84 dimensions for dual section assembly are for either single or dual concentric shaft styles.

Dual Section Model 84 Solder Lugs

37.03 ± .71

(1.458 ± .028)

7.62 ± .25 (.30 ± .01)

Dimensional Drawings

DIMENSIONS ARE:

(INCHES)

83/84 - 5/8 ” Square 10-Turn

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Specifications are subject to change without notice.

Customers should verify actual device performance in their specific applications.

1 3

CCW

WIPER

CLOCKWISE

Locating Lug Options - All Model 80 Series

.46

(.018)

NOTE: "D" OPTION - NO A/R LUG. OTHER LOCATING LUG OPTIONS AVAILABLE. FOR DETAILS CONSULT FACTORY.

NOTE: SLOTTED END SHAFT ORIENTATION IS RANDOM.

120 ° ± 5 ° STD. FLAT ORIENTATION (SHAFT AT CCW END)

Shaft Flat Orientation

PC Pin Model 83

.91

(.036)

19.05 ± .51 (.75 ± .02)

.79 ± .41

(.031 ± .016)

1.27 ± 1.02 (.50 ± .04)

2.54 ± .25 (.10 ± .01)

7.62 ± .25 (.30 ± .01)

(.012)

TYP. 3 PLCS.

.30

6.10 ± .51

(.24 ± .02)

(FMS TO C )

15.88 ± .38

(.625 ± .015)

15.88 ± .38

(.625 ± .015)

1.52 (.06)

5.08 ± .51 (.20 ± .02)

9.14 ± .76 (.36 ± .03)

Solder Lug Model 84

19.05 ± .51 (.75 ± .02)

6.79 ± .41

(.031 ± .01)

(FMS TO C )

6.10 ± .51 (.24 ± .02)

5.59 ± .51

(.22 ± .02)

2.54 ± .25 (.10 ± .01)

TYP. 3 PLCS.

.30

(.012)

7.62 ± .25 (.30 ± .01)

15.88 ± .38

(.625 ± .015)

15.88 ± .38

(.625 ± .015)

1.52 (.06)

9.14 ± .76

(.360 ± .03)

(.040)

SLOT

1.02 WIDE X

2.29 LONG

TYP.

(.090)

3.56 (.14)

1.78 ± .25

(.070 ± .010)

2.03 ± .13

(.080 ± .005)

1/4-32 UNEF

"E" Bushing 1/4 " (6.35 mm) Dia. Locking - Single Shaft

6.35 ± .13

(.500 ± .005)

10.80 (.425)

MIN.

6.35 ± .05

(.250 ± .002)

PILOT DIA.

15.90 ± 0.80 (5/8 ± 1/32)

STANDARD

SHAFT SLOT .78

WIDE X

.78 ± .25

DEEP

(.031)

(.010)

3.162 ± .025

(.1245 ± .001)

DIA.

3/8-32 UNEF

TRIPLE CONCENTRIC (SPECIAL ORDER)

"A" Bushing 3/8 " (9.53 mm) Dia. Plain - Concentric Shaft

28.58 ± .79

(1.125 ± .031)

STANDARD

9.53

(.375)

19.05 ± .79 (3/4 ± 1/32)

STANDARD

6.32 ± .03

(.249 ± .001)

DIA.

3.162 ± .025

(.1245 ± .001)

DIA.

1.98 ± .03

(.078 ± .001)

OUTER SHAFT

6.32 DIA. OPERATES SECTION #1 INNER SHAFT

3.18

DIA. OPERATES SECTION #2, #3, & #4 ("G" STYLE)

(.249)

(.125)

"B" Bushing 3/8 " (9.53 mm) Dia. Plain - Single Shaft

3/8-32 UNEF

12.70 ± .13

(.500 ± .005)

15.88 ± .79 (5/8 ± 1/32)

STANDARD

SHAFT SLOT

1.19 WIDE X

1.60 + .38/-.00 DEEP

(.047)

(.063 + .015/-.000)

6.32 ± .03

(.249 ± .001)

DIA.

9.53 ± .13

(.375 ± .005)

PILOT DIA.

11.13

(.438)

MIN.

7.75

(.305)

2.31

(.091)

3.18

(.125)

13.50

(.531)

2.36

(.093)

9.53

(.375)

3.18

(.125)

11.10 (.437)

.79 ± .41

(.031 ± .016)

TOLERANCES EXCEPT AS SHOWN: DECIMALS .XXX

.127

(.005)

.XX±

.38

(.015)

ANGLE ± 5 °

FRACTIONS ± 1/64

"C" Bushing 1/4 " (6.35 mm) Dia. Plain - Single Shaft

6.35 ± .13

(.250 ± .005)

9.53,12.7,15.88,19.05,22.23 ± .79 (3/8, 1/2, 5/8, 3/4, 7/8, ± 1/32)

STANDARD

3.162 ± .025

(.1245 ± .001)

DIA.

SHAFT SLOT .79

WIDE X

.79

±.25

DEEP

(.031)

(±.010)

6.35 ± .05

(.250 ± .002)

PILOT DIA.

2.39 OPTIONAL FLAT

6.35 LONG OR

1.52 FROM

"C" BUSHING END FOR SHAFTS UNDER

9/16

(.094)

(.250)

(.06)

(14.30)

4.45

(.175)

MIN.

"A" Bushing 3/8 " (9.53 mm) Dia. Plain - Single Shaft

3/8-32 UNEF

9.50 ± 0.40

(.375 ± .15)

12.7,15.88,19.05,22.23± .79 (1/2, 5/8, 3/4, 7/8 ± 1/32)

STANDARD

6.32 ± .03

(.249 ± .001)

DIA.

7.92

(.312) MIN.

9.53 ± .13

(.375 ± .005)

PILOT DIA.

45 ° ± 5 ° X

(.010)

CHAMFER

.25

45 ° ± 5 ° X

(.010)

CHAMFER

.25

45 ° ± 5 ° X

(.010)

CHAMFER

.25

45 ° ± 5 ° X

(.010)

CHAMFER

.25

(.063+.015/-.000)

SHAFT SLOT

1.19 WIDE X

1.60 + .38/-.00 DEEP

(.047)

5.49 OPTIONAL FLAT

16.00 LONG OR

1.52 FROM

A" BUSHING END FOR SHAFTS UNDER

(11/16)

(.216 )

(.63)

(.06)

17.66

"C" Bushing 1/4 " (6.35 mm) Dia. Plain - Concentric Shaft

1/4-32 UNEF

25.40 ± .79 (1 ± 1/32)

STANDARD

15.88 ± .79 (5/8 ± 1/32)

STANDARD

6.35 (.25)

OUTER SHAFT

3.18 DIA.OPERATES SECTION #1 INNER SHAFT

1.98 DIA. OPERATES SECTION #2, #3, & #4 ("K" STYLE)

(.125)

(.08)

3.162 ± .025

(1.245 ±.0010)

DIA.

1.98 ± .03

(.078 ± .001)

83/84 - 5/8 ” Square 10-Turn

DIMENSIONS ARE:

(INCHES)

Product Dimensions

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Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications.

ANTI-ROTATION LUG

A Single .305 R, 90 °CW

B Double .305 R, 90 ° & 270 °CW C Single .305 R, 270 °CW

D No Lug

E Single .531 R, 90 °CW F Single .305 R, 180 °CW J Single .375 R, 90 °CW K Double .375 R, 90 ° & 270 °CW

# SECTIONS

1 Single

2 Double 3 Triple

AVAILABLE ONLY IN

SHAFT TYPE LENGTHS BUSHINGS

(CODE) (CODE)

A Single Plain 1/4 ” (6.35 mm) D 16,20,24,28 A, B, J

B Single Slotted 1/4 ” (6.35 mm) D 16,20,24,28 A, B, J

C Single Flatted 1/4 ” (6.35 mm) D 20,24,28 A, B, J

E Single Slotted 1/8 ” (3.18 mm) D 12,16,20,24,28 C, E, N

F Single Flatted 1/8 ” (3.18 mm) D Consult Factory C, N G Dual Concentric Plain 1/4 ” (6.35 mm) D - 1/8 ” (3.18 mm) D 36,40 A, J

Outer Operates Section 1

K Dual Concentric Plain 1/8 ” (3.18 mm) D - 5/64 ” (1.98 mm) D 32,36 C, N

Outer Operates Section 1

L Dual Concentric Plain 1/4 ” (6.35 mm) D - 1/8 ” (3.18 mm) D 36,40 A, J

Outer Operates Section 1/2

M Dual Concentric Plain 1/8 ” (3.18 mm) D - 5/64 ” (1.98 mm) D 32,36 C, N

Outer Operates Section 1

N Dual Concentric Plain 1/4 ” (6.35 mm) D - 1/8 ” (3.18 mm) D 36,40 A, J

Outer Operates Section 1/2/3

P Dual Concentric Plain 1/8 ” (3.18 mm) D - 5/64 ” (1.98 mm) D 32,36 C, N

Outer Operates Section 1/2

R Single Slotted 6 mm D 16,19,22,50 R

T Single Slotted 4 mm D 10, 13, 22 U V Dual Concentric Plain 6 mm D - 3 mm D 30, 42 R

Outer Operates Section 1

ELEMENT TYPE RESISTANCE CODE

TAPER/TOLERANCE VALUE IN OHMS

(J) Linear Wirewound (06) - 200 (10) -1 K

10-Turn ±5 % (08) - 500 (11) - 2 K

(K) Linear Hybritron

(10) - 1 K (13) - 5 K

Elements 10-Turn ±10 % (11) - 2 K (15) - 10 K

(13) - 5 K (16) - 20 K (15) - 10 K (18) - 50 K

(16) - 20 K (20) - 100 K

(18) - 50 K (20) - 100 K

SHAFT AVAILABLE

LENGTH ONLY IN

(FMS) BUSHING

Code Description Code

12 3/8 ”L C, N, J 16 1/2 ”L A, C, J, N 20 5/8 ”L A, B, C, E, J, N

24 3/4 ”L A, B, C, E, J, N 28 7/8 ”L A, B, C, E, J, N

32 1 ”L A, B, C, E, J, N 36 1-1/8 ”L A, B, C, E, J, N 40 1-1/4 ”L A, B, C, E, J, N

METRIC

10 10 mmL U 13 13 mmL U 16 16 mmL R 19 19 mmL R 22 22 mmL R, U 30 30 mmL R 42 42 mmL R 50 50 mmL R

Boldface features are Bourns standard options. All others are available with higher minimum order quantities.

BUSHING

A Plain 3/8 ” (9.53 mm) D x 3/8 ” (9.65 mm) L

B Locking 3/8 ” (9.65 mm) D x 1/2 ” (12.7 mm) L

C Plain 1/4 ” (6.35 mm) D x 1/4 ” (6.35 mm) L

E Locking 1/4 ” (6.35 mm) D x 1/2 ” (12.7 mm) L J Plain 3/8 ” (9.65 mm) D x 1/4 ” (6.35 mm) L N Plain 1/4 ” (6.35 mm) D x 3/8 ” (9.65 mm) L

R Plain 10 mm D x 9 mm L

U Plain 7 mm D x 6 mm L

MODEL 83 10-Turn, PC Pins 84 10-Turn, Solder Lugs

83/84 - 5/8 ” Square 10-Turn

How to Order

REV. 08/11/06

83 A 1 A - B 28 - J 15 L

RoHS IDENTIFIER

L Compliant

Blank Non-Compliant