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RA20 PDF预览

RA20

更新时间: 2024-11-09 06:06:39
品牌 Logo 应用领域
东高志 - TOCOS /
页数 文件大小 规格书
4页 513K
描述
20mm Diameter, Single-Turn,Wirewound Industrial Panel Controls

RA20 数据手册

 浏览型号RA20的Datasheet PDF文件第2页浏览型号RA20的Datasheet PDF文件第3页浏览型号RA20的Datasheet PDF文件第4页 
®
TOCOS  
RA20Series  
P A N E L C O N T R O L S  
20mm Diameter, Single-Turn, Wirewound Industrial Panel Controls  
RA20Y  
RA20YP2  
Features  
20mm diameter, single-turn industrial panel controls  
Wirewound element Linear or audio tapers  
Single or tandem units, single shaft  
Metal shaft and bushing  
Panel and PCB mounting styles  
Shaft lock available  
6mm diameter shafts in slot, flat or round end styles  
Standard 10mm or 15mm shaft length  
Lug or right angle mount pin terminals  
Low operating temperature option of 10C or30C, up to 100C  
Specifications  
Electrical  
Environmental  
Standard Resistance Range . . . . . . . . . . . B= 10to 20kΩ  
A,C= 100to 3kΩ  
Temperature Range . . . . . . . . . . . . . . Y= 10C to 100C  
or X = 30C to 100C  
Resistance Tolerance . . . . . . . . . . . . . . . . . 10% standard  
Temperature Characteristics . . . . . . . . . . . 85C, 5 hours  
(
5%, 2% or 1% special order)  
without load  
)
T/R  
5%  
!
End Resistance . . . . . . . . . . . . . . . . . . R 500= 1max.  
0
R
500= 0.2% max.  
Low Temperature Exposure . . . . . . . 10C (Y),30C (X)  
1 hour without load  
Resistance Taper . . . . B = linear; A = CW audio (logarithm);  
)
T/R  
3%  
C = CCW audio (logarithm)  
Power Rating . . . . . . . . B = 1 watt; A,C = 0.5 watt, at 40C  
Load Life . . . . . . . . . . . . 40C, 1,000 hours with rated load  
)
T/R  
3%  
Insulation Resistance . . . . . . .100Mminimum at 500VDC  
Dielectric Strength . . . . . . . . . . . . . . . . . . 500VAC, 1 minute  
Theoretical Resolution  
Moisture and Load Life . . . . . . . . . . . . 40C, 90-95%RH,  
500 hours with 1/10 rated load  
)
T/R  
5%  
Resistance () Resolution (%) Resistance () Resolution (%)  
Vibration . . . . . . . . . . . . . . . . . . .10-55Hz, 1.5mm amplitude,  
10  
20  
0.62  
1.12  
0.78  
0.62  
0.46  
0.38  
1,000  
2,000  
5,000  
10,000  
20,000  
0.44  
0.35  
0.25  
0.18  
0.14  
2 directions, 2 hours each  
)
1%  
T/R  
50  
100  
200  
500  
Soldering Heat Resistance . . . . . . . . . 350C, 3.5 seconds;  
260C, 5 seconds (PCB units)  
)
T/R  
2%  
Mechanical  
Rotational Life . . . . 15,000 cycles (500 cycles for shaft lock  
models only) with 1/2 rated load  
Mechanical Travel . . . . . . . . . . . . . . . . . . . . . . . . . . 2905ꢂ  
)
T/R  
3%  
Shaft Torque  
R = Total Resistance Value; T/R = Total Resistance Change  
Single Unit . . . . . 30.6 to 204 gf cm (0.424 to 2.828 oz in)  
Tandem Unit . . . . . 71.2 to 510 gf cm (0.987 to 7.07 oz in)  
Stop Strength . . . . . . . . . . . 6.12 kgf cm (84.84 oz in) max.  
Mounting Nut Torque . . . . . .15 kgf cm (207.94 oz in) max.  
Solderability . . . . . . . . . . . . . . . . . . . . . . . 235C, 3 seconds  
Marking . . . . . . . . . . . . . Model type, taper, resistance code,  
shaft type, terminal identification, date code  
TOCOSAMERICA,INC.  
53  
1177 East Tower Road, Schaumburg, IL 60173 Tel: 847-884-6664 Fax: 847-884-6665 E-mail: sales tocos.com www.tocos.com  
@

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