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3048L Datasheet(PDF) 1 Page - Bourns Electronic Solutions

Part No. 3048L
Description  Linear Motion Potentiometer
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Maker  BOURNS [Bourns Electronic Solutions]
Homepage  http://www.bourns.com
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3048L Datasheet(HTML) 1 Page - Bourns Electronic Solutions

   
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*RoHS Directive 2002/95/EC Jan 27 2003 including Annex.
Specifications are subject to change without notice.
Customers should verify device performance in their specific applications.
REV. 09/04
3048 Linear Motion Potentiometer
Features
Compact
Shaft options available
Lightweight
Flexible wire leads
Long life
Economical
Infinite resolution
RoHS compliant*
Free shaft rotation
AC or DC
Specifications
Standard Electrical Travel
...............................0.2, 0.3, 0.4, 0.5 in.
(5.08, 7.62, 10.16, 12.70 mm)
Standard Resistances
............1K ohms to 50K ohms (± 20 %)
Independent Linearity ....................± 5 %
Resolution .....................................Infinite
Power Rating @ 70 °C (158 °F)
Range 2, 3 ..............................0.12 watt
Range 4, 5 ..............................0.25 watt
Operating Temperature Range
.................................-55 °C to +125 °C
Temperature Coefficient ....1000 PPM/°C
Insulation Resistance..........50 megohms
@ 500 VDC
Backlash ..................................Negligible
Shaft Actuating Force .............4 oz. max.
@ 70 °F
Life...................................500,000 cycles
Shock.............................50 G for 7 msec
Vibration ..........................20 G, 10-2 kHz
Marking .........Manufacturer’s trademark,
resistance code, wiring diagram,
date code, manufacturer’s model
number and style
Specifications are typical. Contact factory for special
requirements.
† Specifications applicable from 5 % to 95 % of
electrical travel.
2.13 + 0.02/ – 0.50
(.084 + .001/ – .020)
6.99 ± 0.25
(.275 ± .010)
25.4
(1.00)
9.14
(.36)
13.5
(.53)
2.67 ± 0.25
(.11 ± .010)
7.60
(.299)
56.39
(2.22)
11.18 ± 0.38
(.44 ± .015)
4.6 ± 0.25
(.18 ± .010)
5.60
(.220)
FULL THREAD
3.18 ± 0.38
(.125 ± .015)
#2-56 UNC-2A
THREADED SHAFT
(STANDARD).
SHAFT SHOWN IN
RETRACTED
POSITION
2.34
(.092)
DIA.
2 PLCS.
2 MOUNTING HOLES
#2 SCREW CLEARANCE
MAXIMUM FILLET
1.52
(.060)
3 ELECTRICALLY INSULATED LEADWIRES
152.40
(6.00)
MINIMUM LENGTH (28 AWG INSULATED CONDUCTOR)
31.75
(1.250)
0.25
(0.10)
45° X
CHAMFER:
DIA.
8.28 ± 0.38
(.326 ± .015)
2.36
(.093)
DIA.
YELLOW
1
GREEN
3
RED
2 WIPER
SHAFT EXTENDED
WIRING DIAGRAM
TOLERANCES: ±
.010
(0.25)
EXCEPT WHERE NOTED
How to Order
3048 L - 2 - 502
Model
Style
Range (Travel)
2 = 0.2 ” (5.08 mm)
3 = 0.3 ” (7.62 mm)
4 = 0.4 ” (10.16 mm)
5 = 0.5 ” (12.70 mm)
Resistance Value
Resistance
Resistance
(Ohms)
Code
1,000
102
2,500
252
5,000
502
10,000
103
20,000
203
50,000
503
Standard Resistance Table
Product Dimensions
DIMENSIONS ARE:
MM
(INCHES)


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