oH
VE S CO
AV R M
AI SIO PL
LA N IA
BL S NT
E
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
*R
83/84 - 5/8 ” Square 10-Turn
Initial Electrical Characteristics
1
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
1
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
1
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.
1
AT ROOM AMBIENT: +25 °C NOMINAL AND 50 % RELATIVE HUMIDITY NOMINAL, EXCEPT AS NOTED.
*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
Product Dimensions
PC Pin Model 83
19.05
±
.51
(.75
±
.02)
15.88
±
.38
(.625
±
.015)
.79
±
.41
(.031
±
.016)
"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
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.
2.39 OPTIONAL FLAT
6.35 LONG OR 1.52 FROM
(.250)
(.094)
(.06)
9/16
"C" BUSHING END FOR SHAFTS UNDER (14.30)
15.88
±
.38
(.625
±
.015)
1.27
±
1.02
(.50
±
.04)
2.54
±
.25
(.10
±
.01)
6.10
±
.51
(FMS TO C )
L
(.24
±
.02)
.30
(.012) TYP. 3 PLCS.
7.62
±
.25
(.30
±
.01)
.91
(.036)
9.14
±
.76
(.36
±
.03)
1.52
(.06)
4.45
(.175)
MIN.
5.08
±
.51
(.20
±
.02)
Solder Lug Model 84
19.05
±
.51
(.75
±
.02)
15.88
±
.38
(.625
±
.015)
15.88
±
.38
(.625
±
.015)
"E" Bushing
1/4 " (6.35 mm) Dia. Locking - Single Shaft
15.90
±
0.80
(5/8
±
1/32)
STANDARD
3.162
±
.025
DIA.
(.1245
±
.001)
6.79
±
.41
(.031
±
.01)
6.35
±
.13
(.500
±
.005)
5.59
±
.51
(.22
±
.02)
6.10
±
.51
(FMS TO C )
L
(.24
±
.02)
SLOT
1.02 WIDE X 2.29 LONG
.30
(.090)
TYP. 3 PLCS.
(.040)
(.012)
TYP.
7.62
±
.25
(.30
±
.01)
9.14
±
.76
(.360
±
.03)
1.52
(.06)
2.03
±
.13
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
1.78
±
.25 (.080
±
.005)
(.070
±
.010)
3.56
(.14)
1/4-32 UNEF
2.54
±
.25
(.10
±
.01)
"A" Bushing
3/8 " (9.53 mm) Dia. Plain - Single Shaft
2
"A" Bushing
3/8 " (9.53 mm) Dia. Plain - Concentric Shaft
28.58
±
.79
(1.125
±
.031)
STANDARD
6.32
±
.03
9.53
(.249
±
.001)
(.375)
DIA.
3.162
±
.025
DIA.
(.1245
±
.001)
1.98
±
.03
DIA.
(.078
±
.001)
9.50
±
0.40
(.375
±
.15)
1
3
2
CCW
WIPER
1
CLOCKWISE
3
CW
7.92
(.312)
MIN. 9.53
±
.13
(.375
±
.005)
PILOT DIA.
5.49 OPTIONAL FLAT
16.00 LONG OR 1.52 FROM
(.63)
(.216 )
17.66 (.06)
A" BUSHING END FOR SHAFTS UNDER (11/16)
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
19.05
±
.79
(3/4
±
1/32)
STANDARD
3/8-32 UNEF
TRIPLE CONCENTRIC
(SPECIAL ORDER)
OUTER SHAFT 6.32 DIA. OPERATES SECTION #1 INNER SHAFT 3.18
(.249)
(.125)
DIA. OPERATES SECTION #2, #3, & #4 ("G" STYLE)
Shaft Flat Orientation
120
° ±
5
°
STD. FLAT
ORIENTATION
(SHAFT AT
CCW END)
"B" Bushing
3/8 " (9.53 mm) Dia. Plain - Single Shaft
15.88
±
.79
(5/8
±
1/32)
STANDARD
SHAFT SLOT 1.19 WIDE X
(.047)
1.60 + .38/-.00 DEEP
(.063 + .015/-.000)
11.13
(.438)
MIN.
9.53
±
.13
(.375
±
.005)
PILOT DIA.
6.32
±
.03
DIA.
(.249
±
.001)
.25
45
° ±
5
°
X (.010)
CHAMFER
"C" Bushing
1/4 " (6.35 mm) Dia. Plain - Concentric Shaft
15.88
±
.79
(5/8
±
1/32)
STANDARD
6.35
(.25)
25.40
±
.79
(1
±
1/32)
STANDARD
12.70
±
.13
(.500
±
.005)
1.98
±
.03
DIA.
(.078
±
.001)
NOTE: SLOTTED
END SHAFT
ORIENTATION IS
RANDOM.
3/8-32 UNEF
3.162
±
.025
DIA.
(1.245
±.0010)
1/4-32 UNEF
3.18 DIA.OPERATES SECTION #1 INNER SHAFT
OUTER 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
Locating Lug Options - All Model 80 Series
A
.46
(.018)
7.75
(.305)
E
J
13.50
(.531)
9.53
(.375)
H
11.10
(.437)
.79
±
.41
(.031
±
.016)
2.31
(.091)
3.18
(.125)
2.36
(.093)
3.18
(.125)
DIMENSIONS ARE:
NOTE: "D" OPTION - NO A/R LUG. OTHER LOCATING LUG OPTIONS AVAILABLE. FOR DETAILS CONSULT FACTORY.
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
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
RoHS IDENTIFIER
L
Compliant
Blank Non-Compliant
# SECTIONS
1
Single
2
Double
3
Triple
A
B
C
E
J
N
R
U
BUSHING
Plain 3/8 ” (9.53 mm) D x 3/8 ” (9.65 mm) L
Locking 3/8 ” (9.65 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 ” (9.65 mm) D x 1/4 ” (6.35 mm) L
Plain 1/4 ” (6.35 mm) D x 3/8 ” (9.65 mm) L
Plain 10 mm D x 9 mm L
Plain 7 mm D x 6 mm L
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
ELEMENT TYPE
TAPER/TOLERANCE
(J) Linear Wirewound
10-Turn ±5 %
(K) 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
83 10-Turn, PC Pins
84 10-Turn, Solder Lugs
AVAILABLE ONLY IN
SHAFT TYPE
A
B
C
E
F
G
K
L
M
N
P
R
T
V
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
LENGTHS
(CODE)
16,20,24,28
16,20,24,28
20,24,28
12,16,20,24,28
Consult Factory
36,40
32,36
36,40
32,36
36,40
32,36
16,19,22,50
10, 13, 22
30, 42
BUSHINGS
(CODE)
A, B, J
A, B, J
A, B, J
C, E, N
C, N
A, J
C, N
A, J
C, N
A, J
C, N
R
U
R
Boldface features are Bourns standard options.
All others are available with higher minimum order
quantities.
REV. 08/11/06
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
Switching Power Supply Study Group
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