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oH
VE S CO
AV R M
AI SIO PL
LA N IA
BL S N T
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Features
■
Virtually infinite electrical circuit isolation
■
Sealed for board wash
■
Metal or plastic shaft options
■
RoHS compliant versions available*
Model 96 - 5/8 ” Square Sealed Single-Turn Panel Control
Initial Electrical Characteristics
1
Conductive Plastic Element
Cermet Element
Standard Resistance Range
Linear Tapers (A, B, E, & H) .........................(B & E) 1 K ohms to 1 megohm ......................... (A & H) 100 ohms to 1 megohm
Audio Tapers (C, D, F, G, S, & T) .................(D,G,S, & T) 1 K ohms to 1 megohm ................. (C & F) 1 K ohms to 1 megohm
Total Resistance Tolerance ...............................10 % or 20 % .................................................... 5% or 10%
Independent Linearity .......................................±5 % .................................................................. ±5 %
Absolute Minimum Resistance .........................2 ohms maximum .............................................. 2 ohms maximum
Effective Electrical Angle ..................................(Linear tapers) 240 ° ± 5 °.................................. (Linear tapers) 240 ° ± 6 °
(Audio tapers) 225 ° ± 5 ° .................................. (Audio tapers) 225 ° ± 6 °
Contact Resistance Variation ...........................±1 % .................................................................. ±1 % or 3 ohms (whichever is greater)
Dielectric Withstanding Voltage (MIL-STD-202, Method 301)
Sea Level ....................................................1,500 VAC minimum .......................................... 1,500 VAC minimum
70,000 Feet .................................................500 VAC minimum ............................................. 500 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 Single Section Assembly ................(Linear tapers) 0.5 watt ...................................... (Linear tapers) 2 watts
(Audio tapers) 0.25 watt .................................... (Audio tapers) 1 watt
+70 °C Multiple Section Assembly .............(Linear tapers) 0.5 watt/section ......................... (Linear tapers) 1 watt/section
(Audio tapers) 0.25 watt/section ....................... (Audio tapers) 0.5 watt/section
+125 °C .......................................................0 watt................................................................. 0 watt
Theoretical Resolution ......................................Essentially infinite .............................................. Essentially infinite
Environmental Characteristics
1
Operating Temperature Range .......................... -40 °C to +125 °C ................................................-40 °C to +125 °C
Storage Temperature Range.............................. -55 °C to +125 °C ................................................-55 °C to +125 °C
Temperature Coefficient Over Storage
Temperature Range.......................................... ±1,000 ppm/°C.....................................................±150 ppm/°C
Vibration (Single Section) ................................... 15 G ......................................................................15 G
Total Resistance Shift ................................... ±2 % maximum....................................................±2 % maximum
Voltage Ratio Shift ........................................ ±5 % maximum....................................................±5 % maximum
Shock (Single Section) ....................................... 30 G ......................................................................30 G
Total Resistance Shift ................................... ±2 % maximum....................................................±2 % maximum
Voltage Ratio Shift ........................................ ±5 % maximum....................................................±5 % maximum
Load Life ............................................................ 1,000 hours ..........................................................1,000 hours
Total Resistance Shift ................................... ±10 % maximum..................................................±5 % maximum
Rotational Life (No Load) ................................... 100,000 cycles .....................................................100,000 cycles
Total Resistance Shift ................................... (Linear tapers) 10 ohms or ±15 % TRS max. ......(All tapers) ±5 % TRS max.
(whichever is greater)
(Audio tapers) ±20 % maximum
Contact Resistance Variation
@ 50,000 cycles ........................................... (Linear tapers) ±2 %.............................................±2 %
(Audio tapers) ±3 % .............................................±3 %
Moisture Resistance (MIL-STD-202, Method 103, Condition B)
Total Resistance Shift ................................... (Linear tapers) ±10 % TRS maximum .................(All tapers) ±5 % TRS maximum
(Audio tapers) ±20 % TRS maximum
Insulation Resistance (500 VDC) .................. 100 megohms minimum ......................................100 megohms minimum
IP Rating............................................................. IP 65 .....................................................................IP 65
*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.
Model 96 - 5/8 ” Square Sealed Single-Turn Panel Control
Mechanical Characteristics
1
Stop Strength (1/4 ” D shaft) .............................................................................................................................................45.19 N-cm (4 lb.-in.)
(1/8 ” D shaft) .............................................................................................................................................33.89 N-cm (3 lb.-in.)
Mechanical Angle.................................................................................................................................................................................300 ° ±5 °
Torque
Starting ........................................................................................................................................... 0.3 max. above average running torque
Running Torque
Single or Dual Section (A & R Bushings) .................................................................................................. 0.21 to 1.06 N-cm (0.3 to 1.5 oz.-in.)
Single or Dual Section (C & U Bushings) .................................................................................................. 0.14 to 1.06 N-cm (0.2 to 1.5 oz.-in.)
Mounting .............................................................................................................................................1.7-2.0 N-m (15-18 lb.-in.) maximum
Variation ...................................................................................................................... 0.35 N-cm (0.5 oz.-in.) maximum in 45 ° shaft travel
Weight (Single Section, Metal Bushing)...............................................................................................................................12.7 grams nominal
(Each Additional Section) ....................................................................................................................................................4 grams nominal
Terminals .................................................................................................................................Printed circuit terminals, J-Hooks 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. Immersion wash is not recommended.
Marking ..................................................................................Manufacturer’s trademark, date code, resistance, manufacturer’s part number
Ganging (Multiple Section Potentiometers).............................................................................................................................2 cups maximum
Hardware ...................One lockwasher and one mounting nut is shipped with each potentiometer, except where noted in the part number.
NOTE:
1
At
Performance specifications do not apply to units subjected to printed circuit board immersion cleaning processes.
room ambient: +25 °C nominal and 50 % relative humidity nominal, except as noted.
Product Dimensions
Model 91 PC Pin Terminals, In-Line
MOUNTING
SURFACE
L
12.95 ± .203
(.510 ± .008)
0.79 ± .025
(.031 ± .010)
DIA.
13.72 ± 0.38
(.540 ± .015)
1.37 ± 0.08
(.054 ± .003)
2.36 ± 0.08
(.093 ± .003)
15.88
(.625)
7.92
(.312)
120 ° ± 5 ° STD.
FLAT ORIENTATION
(SHAFT AT CCW END)
Shaft Flat Orientation
1
CCW
2
POTENTIOMETER
3
SEE HOW TO ORDER
CHART FOR
BUSHING OPTIONS.
1.19
(.047)
“A” STYLE
A.R. LUG
R
9.53
(.375)
15.29 ± 0.56
(.602 ± .022)
11.05 ± 0.20
(.435 ± .008)
R1
2.54
(.100)
SEE
NEXT PAGE
FOR SHAFT
OPTIONS.
2.54
(.100)
1
2
3
0.76 ± 0.05
(.030 ± .002)
TYP.
TOLERANCES EXCEPT AS SHOWN: DECIMAL .XXX ±
.381
FRACTION ± 1/64
(.015 )
9.65
.XX ±
ANGLE ±5 °
(.38)
DIMENSIONS:
MM
(INCHES)
BACK VIEW
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
How to Order Model 96 Panel Controls
96
A
1
A
-
A
28
-
A
15
L
A
D
ANTI-ROTATION LUG
Single .305 ” (7.8 mm) R,
90 °CW
No Lug
# SECTIONS
1 Single
SHAFT
LENGTH
(FMS)
Code Description
16
1/2 ”L
20
5/8 ”L
24
3/4 ”L
28
7/8 ”L
32
1 ”L
METRIC
AVAILABLE
ONLY IN
BUSHING
Code
A, C
A, C
A, C
A
A
R, U
R, U
RoHS IDENTIFIER
L
Compliant
Blank Non-Compliant
A
C
R
U
BUSHING
Metal Plain 3/8 ” (9.53 mm) D x 3/8 ” (9.53 mm) L
Metal Plain 1/4 ” (6.35 mm) D x 1/4 ” (6.35 mm) L
Metal Plain 10 mm D x 9 mm L
Metal Plain 7 mm D x 9 mm L
16
22
16 mmL
22 mmL
ELEMENT TAPER
TYPE/TOLERANCE
(A)
Linear Cermet ±10 %
(H)
Linear Cermet ±5 %
96
MODEL
Single-Turn, In-Line PC Pins, Sealed
SHAFT TYPE
B
C
D
R
T
W
A
E
G
H
J
S
V
Plastic Single Slotted 1/4 " (6.35 mm) D
Plastic Single Flatted 1/4" (6.35 mm) D
Plastic Single Plain 1/8" (3.18 mm) D
Plastic Single Slotted 6 mm D
Plastic Single Slotted 4 mm D
Plastic Single Knurled 1/4" (6.35 mm) D
Metal Single Plain 1/4" (6.35 mm) D
Metal Single Slotted 1/8" (3.18 mm) D
Metal Single Slotted 1/4" (6.35 mm) D
Metal Single Flatted 1/4" (6.35 mm) D
Metal Single Slotted 6 mm D
Metal Single Flatted 6 mm D
Metal Single Slotted 4 mm D
AVAILABLE ONLY IN
LENGTHS
BUSHINGS
(CODE)
(CODE)
16, 20, 24, 28
A
24, 28
A
16, 20, 24
C
Metric 16,22
R
Metric 16, 22
U
32
A
16, 20, 24
A
16, 20, 24
C
16, 20, 24, 28
A
24, 28
A
Metric16, 22
R
Metric 16, 22
R
Metric 16, 22
U
(B)
(E)
(C)
(D)
(F)
(G)
(S)
(T)
RESISTANCE CODE
VALUE IN OHMS
(05) - 100
(30) - 15 K
(28) - 150
(16) - 20 K
(06) - 200
(17) - 25 K
(07) - 250
(18) - 50 K
(08) - 500
(20) - 100 K
(10) - 1 K
(21) - 200 K
(11) - 2 K
(22) - 250 K
(12) - 2.5 K (23) - 500 K
(13) - 5 K
(25) - 1 M
(15) - 10 K
Linear C-P ±20 %
(10) - 1 K
(18) - 50 K
Linear C-P ±10 %
(12) - 2.5 K
(20) - 100 K
(13) - 5 K
(22) - 250 K
(15) - 10 K
(23) - 500 K
(16) - 20 K (25) - 1 M
(17) - 25 K
CW Audio Cermet ±10 %
(10) - 1 K
(18) - 50 K
CW Audio C-P ±20 %
(12) - 2.5 K (20) - 100 K
CCW Audio Cermet ±10 % (13) - 5 K
(22) - 250 K
CCW Audio C-P ±20 %
(15) - 10 K (23) - 500 K
CW Audio C-P ±10 %
(17) - 25 K (25) - 1 M
CCW Audio C-P ± 10 %
Boldface features are Bourns standard options.
All others are available with higher minimum order
quantities.
REV. 10/10
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
Test/Measurement
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