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3048L4-502

更新时间: 2022-05-10 07:18:27
品牌 Logo 应用领域
伯恩斯 - BOURNS 电位器
页数 文件大小 规格书
1页 257K
描述
Linear Motion Potentiometer

3048L4-502 数据手册

  
Features  
Flexible wire leads  
Economical  
Compact  
Lightweight  
RoHS compliant*  
Long life  
Infinite resolution  
Free shaft rotation  
AC or DC  
Shaft options available  
3048 Linear Motion Potentiometer  
Specifications  
Product Dimensions  
Standard Electrical Travel  
13.5  
(.53)  
.............................0.2, 0.3, 0.4, 0.5 in.  
(5.08, 7.62, 10.16, 12.70 mm)  
11.18 0.38  
(.44 .015)  
9.14  
(.36)  
25.4  
(1.00)  
Standard Resistances  
4.6 0.25  
(.18 .010)  
2 PLCS.  
#2-56 UNC-2A  
..........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  
THREADED SHAFT  
(STANDARD).  
SHAFT SHOWN IN  
RETRACTED  
POSITION  
2.67 0.25  
(.11 .010)  
3.18 0.38  
(.125 .015)  
2.34  
(.092)  
DIA.  
2 MOUNTING HOLES  
5.60  
(.220)  
7.60  
(.299)  
FULL THREAD  
#2 SCREW CLEARANCE  
56.39  
(2.22)  
2.13 +0.02/-0.50  
(.084 +.001/-.020)  
DIA.  
Backlash................................. Negligible  
Shaft Actuating Force............ 4 oz. max.  
@ 70 °F  
(THIS DIMENSION APPLIES  
BEYOND THE THREADED AREA  
TO THE FULL DIAMETER.  
2.36 +.025/-.013  
(.093 +.001/-.005)  
SEE THE #2-56 THREAD NOTE ABOVE.)  
1.52  
(.060)  
MAXIMUM FILLET  
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  
31.75  
(1.250)  
CHAMFER:  
0.25  
6.99 0.25  
(.275 .010)  
45° X  
(0.10)  
3 ELECTRICALLY INSULATED LEADWIRES  
152.40  
(6.00)  
MINIMUM LENGTH (28 AWG INSULATED CONDUCTOR)  
Specifications are typical. Contact factory for  
special requirements.  
8.28 0.38  
2.36  
DIA.  
(.326 .015)  
(.093)  
† Specifications applicable from 5 ꢀ to 95 ꢀ  
of electrical travel.  
How to Order  
RED  
2
WIPER  
.010  
(0.25)  
3048 L - 2 - 502  
TOLERANCES:  
EXCEPT WHERE NOTED  
MM  
YELLOW  
1
GREEN  
3
Model  
Style  
SHAFT EXTENDED  
WIRING DIAGRAM  
DIMENSIONS:  
Range (Travel)  
(INCHES)  
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  
Stainless steel shaft is available upon request.  
Standard Resistance Table  
Resistance  
(Ohms)  
Resistance  
Code  
1,000  
102  
252  
502  
103  
203  
503  
2,500  
5,000  
10,000  
20,000  
50,000  
REV. 01/13  
*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.  

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