PL
IA
NT
CO
M
*R
oH
S
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
■ RoHS compliant*
83/84 - 5/8 ” Square 10-Turn
Initial Electrical Characteristics1
Wirewound Element (J Taper)
Hybritron® 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 Characteristics1
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 Characteristics1
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.
1At room ambient: +25 °C nominal and 50 % relative humidity nominal, except as noted.
*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.
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 Resolution Table
Resistance
(Ohms)
200
500
1K
2K
5K
10 K
20 K
50 K
100 K
Resolution
(Nom.) (%)
.048
.037
.032
.031
.023
.020
.015
.012
.010
Dimensional Drawings
Dual Section Model 84 Solder Lugs
Dual Section Model 83 PC Pins
37.03 ± .71
(1.458 ± .028)
37.03 ± .71
(1.458 ± .028)
7.62 ± .25
(.30 ± .01)
Note: The Models 83/84 dimensions for dual
section assembly are for either single or dual
concentric shaft styles.
DIMENSIONS:
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
7.62 ± .25
(.30 ± .01)
MM
(INCHES)
83/84 - 5/8 ” Square 10-Turn
Product Dimensions
PC Pin Model 83
"C" Bushing
1/4 " (6.35 mm) Dia. Plain - Single Shaft
15.88 ± .38
(.625 ± .015)
19.05 ± .51
(.75 ± .02)
.79 ± .41
(.031 ± .016)
15.88 ± .38
(.625 ± .015)
1.52
(.06)
6.10 ± .51
(FMS TO CL )
(.24 ± .02)
6.35 ± 1.02
(.25 ± .04)
.30
(.012) TYP. 3 PLCS.
2.54 ± .25
(.10 ± .01)
.91
(.036)
7.62 ± .25
(.30 ± .01)
4.45
(.175)
MIN.
5.08 ± .51
(.20 ± .02)
9.14 ± .76
(.36 ± .03)
2.39 OPTIONAL FLAT
6.35 LONG OR 1.52 FROM
(.250)
(.094)
(.06)
14.30
"C" BUSHING END FOR SHAFTS UNDER (9/16)
15.88 ± .38
(.625 ± .015)
Solder Lug Model 84
19.05 ± .51
(.75 ± .02)
5.59 ± .51
(.22 ± .02)
1.52
(.06)
6.10 ± .51
(FMS TO CL )
(.24 ± .02)
SLOT
1.02 WIDE X 2.29 LONG
.30
(.090)
TYP. 3 PLCS.
(.040)
(.012)
TYP.
7.62 ± .25
(.30 ± .01)
2.54 ± .25
(.10 ± .01)
"E" Bushing
1/4 " (6.35 mm) Dia. Locking - Single Shaft
15.88 ± .38
(.625 ± .015)
6.79 ± .41
(.031 ± .01)
2.03 ± .13
"A" Bushing
3/8 " (9.53 mm) Dia. Plain - Single Shaft
2
1
3
2
CCW
WIPER
3
1
CW
CLOCKWISE
Shaft Flat Orientation
SHAFT SLOT 1.19 WIDE X
(.047)
1.60 + .38/-.00
DEEP
(.063 + .015/-.000)
11.13
(.438)
MIN.
3/8-32 UNEF
6.32 ± .03
DIA.
(.249 ± .001)
9.53 ± .13
(.375 ± .005)
PILOT DIA.
.25
45 ° ± 5 ° X (.010)
CHAMFER
Locating Lug Options - All Model 80 Series
.46
(.018)
2.31
(.091)
E
7.75
(.305)
3.18
(.125)
J
13.50
(.531)
2.36
(.093)
H
9.53
(.375)
11.10
(.437)
3.18
(.125)
NOTE: "D" OPTION - NO A/R LUG. OTHER LOCATING LUG OPTIONS AVAILABLE. FOR DETAILS CONSULT FACTORY.
10.80
(.425)
MIN.
6.35 ± .05
(.250 ± .002)
PILOT DIA.
SHAFT SLOT
.78
.78
.25
WIDE X
±
DEEP
(.031)
(.031) (.010)
.25
45 ° ± 5 ° X (.010)
CHAMFER
28.58 ± .79
(1.125 ± .031)
STANDARD
9.53
(.375)
3.162 ± .025
DIA.
(.1245 ± .001)
6.32 ± .03
(.249 ± .001)
1.98 ± .03
DIA.
(.078 ± .001)
DIA.
TRIPLE CONCENTRIC
(SPECIAL ORDER)
3/8-32 UNEF
OUTER SHAFT 6.32 DIA. OPERATES SECTION #1 INNER SHAFT 3.18
(.249)
(.125)
DIA. OPERATES SECTION #2, #3, & #4 ("G" STYLE)
"C" Bushing
1/4 " (6.35 mm) Dia. Plain - Concentric Shaft
15.88 ± .79
(5/8 ± 1/32)
STANDARD
12.70 ± .13
(.500 ± .005)
NOTE: SLOTTED
END SHAFT
ORIENTATION IS
RANDOM.
A
19.05 ± .79
(3/4 ± 1/32)
STANDARD
7.92
(.312)
MIN. 9.53 ± .13
(.375 ± .005)
PILOT DIA.
5.49
16.00
LONG OR 1.52 FROM
OPTIONAL FLAT
(.63)
(.216 )
17.66 (.06)
A" BUSHING END FOR SHAFTS UNDER (11/16)
"B" Bushing
3/8 " (9.53 mm) Dia. Plain - Single Shaft
120 ° ± 5 °
STD. FLAT
ORIENTATION
(SHAFT AT
CCW END)
1/4-32 UNEF
"A" Bushing
3/8 " (9.53 mm) Dia. Plain - Concentric Shaft
12.7,15.88,19.05,22.23± .79
(1/2, 5/8, 3/4, 7/8 ± 1/32)
STANDARD
3/8-32 UNEF
6.32 ± .03
DIA.
(.249 ± .001)
SHAFT SLOT 1.19 WIDE X
(.047)
1.60 + .38/-.00 DEEP
(.063+.015/-.000)
.25
45 ° ± 5 ° X (.010)
CHAMFER
9.50 ± 0.40
(.375 ± .15)
15.90 ± 0.80
(5/8 ± 1/32)
STANDARD
3.162 ± .025
DIA.
(.1245 ± .001)
6.35 ± .13
(.500 ± .005)
1.78 ± .25 (.080 ± .005)
(.070 ± .010)
3.56
(.14)
9.14 ± .76
(.360 ± .03)
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
DIA.
(.1245 ± .001)
SHAFT SLOT
.79 WIDE X .79
(.031)
(.031)
.25
±.25 DEEP
6.35 ± .05 45 ° ± 5 ° X
(.010)
(.250 ± .002) CHAMFER
(±.010)
PILOT DIA.
6.35 ± .13
(.250 ± .005)
.79 ± .41
(.031 ± .016)
15.88 ± .79
(5/8 ± 1/32)
STANDARD
6.35
(.25)
25.40 ± .79
(1 ± 1/32)
STANDARD
1.98 ± .03
DIA.
(.078 ± .001)
3.162 ± .025
DIA.
(1.245 ±.0010)
1/4-32 UNEF
3.18
OUTER SHAFT
DIA.OPERATES SECTION #1 INNER SHAFT
(.125)
1.98
(.08) DIA. OPERATES SECTION #2, #3, & #4 ("K" STYLE)
TOLERANCES EXCEPT AS SHOWN: DECIMALS .XXX ± .127
(.005)
.XX± .38
(.015)
ANGLE ± 5 °
FRACTIONS ± 1/64
DIMENSIONS:
MM
(INCHES)
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
83/84 - 5/8 ” Square 10-Turn
How To Order
83
A
1
A
-
B
28
-
J
15
L
RoHS IDENTIFIER
L
Compliant
A
B
C
D
E
F
J
K
ANTI-ROTATION LUG
Single .305 R, 90 °CW
Double .305 R, 90 ° & 270 °CW
Single .305 R, 270 °CW
No Lug
Single .531 R, 90 °CW
Single .305 R, 180 °CW
Single .375 R, 90 °CW
Double .375 R, 90 ° & 270 °CW
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
# SECTIONS
1 Single
2 Double
3 Triple
A
B
C
E
J
N
R
U
83
84
BUSHING
Plain 3/8 ” (9.53 mm) D x 3/8 ” (9.53 mm) L
Locking 3/8 ” (9.53 mm) D x 1/2 ” (12.7 mm) L
Plain 1/4 ” (6.35 mm) D x 1/4 ” (6.35 mm) L
Locking 1/4 ” (6.35 mm) D x 1/2 ” (12.7 mm) L
Plain 3/8 ” (9.53 mm) D x 1/4 ” (6.35 mm) L
Plain 1/4 ” (6.35 mm) D x 3/8 ” (9.53 mm) L
Plain 10 mm D x 9 mm L
Plain 7 mm D x 6 mm L
K
L
M
N
P
R
T
V
(J)
(K)
Linear Wirewound
10-Turn ±5 %
Linear Hybritron®
Elements 10-Turn ±10 %
RESISTANCE CODE
VALUE IN OHMS
J
K
(06) - 200
(10) - 1 K
(08) - 500
(11) - 2 K
(10) - 1 K
(13) - 5 K
(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
MODEL
10-Turn, PC Pins
10-Turn, Solder Lugs
SHAFT TYPE
A
B
C
E
F
G
ELEMENT TAPER
TYPE/TOLERANCE
Single Plain 1/4 ” (6.35 mm) D
Single Slotted 1/4 ” (6.35 mm) D
Single Flatted 1/4 ” (6.35 mm) D
Single Slotted 1/8 ” (3.18 mm) D
Single Flatted 1/8 ” (3.18 mm) D
Dual Concentric Plain 1/4 ” (6.35 mm) D - 1/8 ” (3.18 mm) D
Outer Operates Section 1
Dual Concentric Plain 1/8 ” (3.18 mm) D - 5/64 ” (1.98 mm) D
Outer Operates Section 1
Dual Concentric Plain 1/4 ” (6.35 mm) D - 1/8 ” (3.18 mm) D
Outer Operates Section 1/2
Dual Concentric Plain 1/8 ” (3.18 mm) D - 5/64 ” (1.98 mm) D
Outer Operates Section 1
Dual Concentric Plain 1/4 ” (6.35 mm) D - 1/8 ” (3.18 mm) D
Outer Operates Section 1/2/3
Dual Concentric Plain 1/8 ” (3.18 mm) D - 5/64 ” (1.98 mm) D
Outer Operates Section 1/2
Single Slotted 6 mm D
Single Slotted 4 mm D
Dual Concentric Plain 6 mm D - 3 mm D
Outer Operates Section 1
AVAILABLE ONLY IN
LENGTHS
BUSHINGS
(CODE)
(CODE)
16,20,24,28
A, B, J
16,20,24,28
A, B, J
20,24,28
A, B, J
12,16,20,24,28 C, E, N
Consult Factory C, N
36,40
A, J
32,36
C, N
36,40
A, J
32,36
C, N
36,40
A, J
32,36
C, N
16,19,22,50
10, 13, 22
30, 42
R, S
U
R
Boldface features are Bourns standard options.
All others are available with higher minimum order
quantities.
REV. 06/12
“Hybritron” is a registered trademark of Bourns, Inc.
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.