®
TOCOS
RA30Series
P A N E L C O N T R O L S
30mm Diameter, Single-Turn, Wirewound Industrial Panel Controls
RA30YME
RA30YD
RA30Y
Features
30mm diameter, single-turn industrial panel controls
Wirewound element Linear or audio tapers
ꢄ
ꢄ
ꢄ
Single, tandem and triple units, single shaft; dual unit, dual shaft
SPST or SPDT switch with 1A or 3A rating
ꢄ
ꢄ
ꢁ
Temperature range of ꢃ10ꢂC orꢃ30ꢂC, up to 100ꢂC
ꢄ
Shaft lock and center tap models
Metal shaft and bushing
ꢄ
ꢄ
Panel mount only
6mm diameter shafts in slot, flat or round end styles Standard 15mm or 20mm shaft length
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ꢄ
ꢄ
Specifications
Electrical
Environmental
ꢁ
Standard Resistance Range . . . . . . . . . . . B = 5Ω to 20kΩ
A,C = 100Ω to 5kΩ
Temperature Range . . . . . . . . . . . . . . Y= ꢃ10ꢂC to 100ꢂC
ꢁ
or X = ꢃ30ꢂC to 100ꢂC
ꢀ
Resistance Tolerance . . . . . . . . . . . . . . . . . 10% standard
ꢁ
Temperature Characteristics . . . . . . . . . . . 85ꢂC, 5 hours
ꢀ
(
ꢀ
ꢀ
5%, 2% or 1% special order)
without load
)
ꢀ
∆T/R
5%
!
End Resistance . . . . . . . . . . . . . . . . . . R 500Ω = 1Ω max.
0
R
500Ω = 0.2% max.
Low Temperature Exposure . . . . . . . ꢃ10ꢂC (Y),ꢃ30ꢂC (X)
1 hour without load
Resistance Taper . . . . B = linear; A = CW audio (logarithm);
)
ꢀ
∆T/R
3%
C = CCW audio (logarithm)
ꢁ
ꢁ
Power Rating . . . B = 2.5 watts; A,C = 1.25 watts, at 40ꢂC
Load Life . . . . . . . . . . . . 40ꢂC, 1,000 hours with rated load
)
ꢀ
∆T/R
3%
Insulation Resistance . . . . . . .100MΩ minimum at 500VDC
Dielectric Strength . . . . . . . . . . . . . . . . . . 500VAC, 1 minute
Theoretical Resolution
ꢁ
Moisture and Load Life . . . . . . . . . . . . 40ꢂC, 90-95%RH,
500 hours with 1/10 rated load
)
ꢀ
∆T/R
5%
Resistance (Ω) Resolution (%) Resistance (Ω) Resolution (%)
Vibration . . . . . . . . . . . . . . . . . . .10-55Hz, 1.5mm amplitude,
5
10
1.62
0.81
0.67
0.45
0.44
0.32
500
1,000
2,000
0.23
0.19
0.15
0.14
0.12
0.10
2 directions, 2 hours each
)
ꢀ
1%
∆T/R
20
50
5,000
Soldering Heat Resistance . . . . . . . . . 350ꢂC, 3.5 seconds;
100
200
10,000
20,000
)
ꢀ
∆T/R
2%
Rotational Life . . . . 15,000 cycles (500 cycles for shaft lock
Mechanical
models only) with 1/2 rated load
)
ꢀ
∆T/R
3%
ꢀ
Mechanical Travel . . . . . . . . . . . . . . . . . . . . . . . . . . 300ꢂ 5ꢂ
Standard Rotary Switches
Switch Rating . . . . . . . . . .110VAC, 1A or 3A, SPDT or SPST
Contact Resistance . . . . . . . . . . . . . . . . . . . . . . 0.05Ω max.
Shaft Torque
•
•
Single Unit . . . . . 70.1 to 306 gf cm (0.972 to 4.242 oz in)
•
•
Tandem Unit . . . . . . 70 to 701 gf cm (0.97 to 9.718 oz in)
Other Units . . . . . . . 70 to 450 gf cm (0.97 to 6.238 oz in)
•
•
•
•
Operating Torque . . . . . . . . 1,500 gf cm (20.79 oz in) max.
Operating Life . . . . . . . . . . . . . . . 10,000 cycles without load
R = Total Resistance Value; ∆T/R = Total Resistance Change
•
•
Stop Strength . . . . . . . . . . . .10.2 kgf cm (141.4 oz in) max.
•
•
Mounting Nut Torque . . . . . .15 kgf cm (207.94 oz in) max.
Solderability . . . . . . . . . . . . . . . . . . . . . . . 235ꢂC, 3 seconds
Marking . . . . . . . . . . Taper, resistance, resistance tolerance,
terminal identification, date code
TOCOSAMERICA,INC.
63
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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