3048L-3-503 Bourns Inc., 3048L-3-503 Datasheet

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3048L-3-503

Manufacturer Part Number
3048L-3-503
Description
Slide Potentiometers 31.75mm 50Kohms Travel 0.3 inch
Manufacturer
Bourns Inc.
Series
3048r
Datasheet

Specifications of 3048L-3-503

Resistance
50 KOhms
Power Rating
0.12 Watt
Tolerance
20 %
Termination Style
Axial
Taper
Linear
Operating Temperature
- 55 C to + 125 C
Product
Slide Potentiometers
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Standard Electrical Travel
Standard Resistances
Independent Linearity ................... ± 5 %
Resolution ................................... Infi nite
Power Rating @ 70 °C (158 °F)
Operating Temperature Range
Temperature Coeffi cient ...1000 PPM/°C
Insulation Resistance ........50 megohms
Backlash ................................. Negligible
Shaft Actuating Force ............ 4 oz. max.
Life ..................................500,000 cycles
Shock ........................... 50 G for 7 msec
Vibration .........................20 G, 10-2 kHz
Marking .........Manufacturer’s trademark,
Specifi cations are typical. Contact factory for
special requirements.
† Specifi cations applicable from 5 % to 95 %
Model
Style
Range (Travel)
Resistance Value
Stainless steel shaft is available upon request.
Specifi cations
Range 2, 3 ............................ 0.12 watt
Range 4, 5 ............................ 0.25 watt
of electrical travel.
How to Order
Standard Resistance Table
............................. 0.2, 0.3, 0.4, 0.5 in.
......... 1K ohms to 50K ohms (± 20 %)
............................... -55 °C to +125 °C
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
(Ohms)
10,000
20,000
50,000
date code, manufacturer’s model
1,000
2,500
5,000
resistance code, wiring diagram,
(5.08, 7.62, 10.16, 12.70 mm)
3048 L - 2 - 502
number and style
Resistance
Code
102
252
502
103
203
503
@ 500 VDC
@ 70 °F
Features
3048 Linear Motion Potentiometer
Product Dimensions
Compact
Lightweight
Long life
Infi nite resolution
Free shaft rotation
AC or DC
Shaft options available
(.18 ± .010)
MAXIMUM FILLET
4.6 ± 0.25
2 PLCS.
YELLOW
SHAFT EXTENDED
11.18 ± 0.38
(.44 ± .015)
1
3 ELECTRICALLY INSULATED LEADWIRES
152.40
(6.00)
WIRING DIAGRAM
MINIMUM LENGTH (28 AWG INSULATED CONDUCTOR)
RED
2 WIPER
(.060)
1.52
#2 SCREW CLEARANCE
2 MOUNTING HOLES
Customers should verify actual device performance in their specifi c applications
GREEN
(.092)
2.34
3
DIA.
(.125 ± .015)
3.18 ± 0.38
(.326 ± .015)
8.28 ± 0.38
(1.00)
25.4
(1.250)
*RoHS Directive 2002/95/EC Jan 27 2003 including Annex.
(2.22)
56.39
31.75
TOLERANCES: ±
(.093 +.001/-.005)
2.36 +.025/-.013
Flexible wire leads
Economical
RoHS compliant*
Specifi cations are subject to change without notice.
(.53)
13.5
DIMENSIONS:
(.093)
2.36
(0.25)
.010
DIA.
EXCEPT WHERE NOTED
(.275 ± .010)
6.99 ± 0.25
SEE THE #2-56 THREAD NOTE ABOVE.)
(INCHES)
BEYOND THE THREADED AREA
MM
(THIS DIMENSION APPLIES
TO THE FULL DIAMETER.
(.084 +.001/-.020)
2.13 +0.02/-0.50
CHAMFER:
45° X
9.14
(.36)
(.220)
FULL THREAD
(.11 ± .010)
5.60
2.67 ± 0.25
#2-56 UNC-2A
THREADED SHAFT
(STANDARD).
SHAFT SHOWN IN
RETRACTED
POSITION
(0.10)
0.25
(.299)
7.60
REV. 07/09
DIA.

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