RA20 Tokyo Cosmos Electric Co., Ltd, RA20 Datasheet
RA20
Manufacturer Part Number
RA20
Description
20mm Diameter, Single-turn,wirewound Industrial Panel Controls
Manufacturer
Tokyo Cosmos Electric Co., Ltd
Datasheet
1.RA20.pdf
(4 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
RA200
Manufacturer:
LGS
Quantity:
20 000
Company:
Part Number:
RA200648XX
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XILINX
Quantity:
117
Company:
Part Number:
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Features
Specifications
Electrical
Standard Resistance Range . . . . . . . . . . . B = 10Ω to 20kΩ
Resistance Tolerance . . . . . . . . . . . . . . . . .
End Resistance . . . . . . . . . . . . . . . . . . R ! 500Ω = 1Ω max.
Resistance Taper . . . . B = linear; A = CW audio (logarithm);
Power Rating . . . . . . . . B = 1 watt; A,C = 0.5 watt, at
Insulation Resistance . . . . . . . 100MΩ minimum at 500VDC
Dielectric Strength . . . . . . . . . . . . . . . . . . 500VAC, 1 minute
Theoretical Resolution
Mechanical
Mechanical Travel . . . . . . . . . . . . . . . . . . . . . . . . . . 290
Shaft Torque
Stop Strength . . . . . . . . . . . 6.12 kgf
Mounting Nut Torque . . . . . . 15 kgf
Solderability . . . . . . . . . . . . . . . . . . . . . . . 235 C, 3 seconds
Marking . . . . . . . . . . . . . Model type, taper, resistance code,
1177 East Tower Road, Schaumburg, IL 60173
Resistance ( Ω )
Single Unit . . . . . 30.6 to 204 gf
Tandem Unit . . . . . 71.2 to 510 gf
RA20
100
200
500
Shaft lock available
10
20
50
20mm Diameter, Single-Turn, Wirewound Industrial Panel Controls
Lug or right angle mount pin terminals
20mm diameter, single-turn industrial panel controls
Single or tandem units, single shaft
Resolution ( % )
shaft type, terminal identification, date code
0.62
1.12
0.78
0.62
0.46
0.38
RA20Y
( 5%, 2% or 1% special order )
6mm diameter shafts in slot, flat or round end styles
Series
Resistance ( Ω )
C = CCW audio (logarithm)
•
20,000
10,000
cm (0.424 to 2.828 oz
1,000
2,000
5,000
•
•
cm (0.987 to 7.07 oz
R 0 500Ω = 0.2% max.
–
•
cm (207.94 oz
cm (84.84 oz
A,C= 100Ω to 3kΩ
Tel: 847-884-6664
10% standard
Resolution ( % )
TOCOS
Low operating temperature option of
0.44
0.35
0.25
0.18
0.14
•
•
–
in) max.
in) max.
Metal shaft and bushing
40 C
•
•
in)
in)
5
AMERICA, INC.
Fax: 847-884-6665
Environmental
Temperature Range . . . . . . . . . . . . . . Y =
Temperature Characteristics . . . . . . . . . . . 85 C, 5 hours
Low Temperature Exposure . . . . . . .
Load Life . . . . . . . . . . . .
Moisture and Load Life . . . . . . . . . . . .
Vibration . . . . . . . . . . . . . . . . . . .10-55Hz, 1.5mm amplitude,
Soldering Heat Resistance . . . . . . . . . 350 C, 3.5 seconds;
Rotational Life . . . . 15,000 cycles (500 cycles for shaft lock
R = Total Resistance Value; ∆T/R = Total Resistance Change
Wirewound element
Panel and PCB mounting styles
E-mail: sales@tocos.com
Standard 10mm or 15mm shaft length
TOCOS
P A N E L C O N T R O L S
10 C or
Linear or audio tapers
40 C, 1,000 hours with rated load
models only) with 1/2 rated load
500 hours with 1/10 rated load
260 C, 5 seconds (PCB units)
RA20YP2
30 C, up to 100 C
2 directions, 2 hours each
or X =
10 C ( Y ),
1 hour without load
40 C, 90-95%RH,
30 C to 100 C
10 C to 100 C
www.tocos.com
∆T/R ) 5%
∆T/R ) 3%
∆T/R ) 3%
∆T/R ) 5%
∆T/R ) 2%
∆T/R ) 3%
∆T/R ) 1%
without load
30 C ( X )
®
53
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RA20 Summary of contents
Page 1
... TOCOS AMERICA, INC. Tel: 847-884-6664 Fax: 847-884-6665 TOCOS ® RA20YP2 Linear or audio tapers Panel and PCB mounting styles Standard 10mm or 15mm shaft length 100 100 100 C without load ∆ ...
Page 2
... RA20 Series RA20Y & RA20X Panel Mount, Single Unit, Single Shaft Right Angle Ear-Lug Terminals RA20YL & RA20XL Panel Mount, Single Unit, Single Shaft with Shaft Lock Right Angle Ear-Lug Terminals RA20YP2 PCB Mount, Single Unit, Single Shaft Right Angle Mount Pin Terminals, 3-Pin Inline Pattern, 2-Pin Standoff Rear Support Bracket ...
Page 3
... RA20 Series RA20YG Panel Mount, Ganged Tandem Unit, Single Shaft Right Angle Ear-Lug Terminals on Each Unit 1177 East Tower Road, Schaumburg, IL 60173 Dimensions TOCOS AMERICA, INC. Tel: 847-884-6664 Fax: 847-884-6665 Unit: mm Recommended Panel Mounting Hole E-mail: sales@tocos.com www.tocos.com 55 ...
Page 4
... RA20 Series 203 K Standard Resistance Values and Part Numbering Codes Standard Nominal Total Resistance Values and Part Numbering Codes Resistance ( Ω ) Code 10 100 20 200 50 500 Refer to Shaft End Styles Specifications and Hardware Specifications for details and availability. For additional information, refer to Guidelines and Precautions for Using Panel Controls. ...