TOCOS AMERICA, INC.
1177 East Tower Road, Schaumburg, IL 60173 Tel: 847-884-6664 Fax: 847-884-6665 E-mail: sales@tocos.com www.tocos.com
Specifications
Electrical
Standard Resistance Range . . . . . . . . . B = 500Ωto 2MΩ
A,C = 1kΩto 2MΩ
Resistance Tolerance . . . . . . . . . . . . . . . . . 20% standard
End Resistance . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3Ωmax.
Resistance Taper . . . . B = linear; A = CW audio (logarithm);
C = CCW audio (logarithm)
Peak Noise (C.R.V.) . . . . . . . . . . . . . . . . . . . . . . . . 3% max.
Power Rating . . . . . . . 0.40 watt at40C, 0 watt at 80C
Maximum Input Voltage . . . . . B = 250VDC; A,C = 200VDC
or power rating, whichever is smaller
Insulation Resistance . . . . . . .100MΩminimum at 500VDC
Wiper Current . . . . . . . . . . . . . . . . . 20mA max. at minimum
resistance value
Dielectric Strength . . . . . . . . . . . . . . . . . . 500VAC, 1 minute
Adjustment Travel . . . . . . . . . . . . . . . . . . . . . . . . . 245
10
Mechanical
Mechanical Travel . . . . . . . . . . . . . . . . . . . . . . . . . 290
10
Shaft Torque . . . . . . . . 30 to 200 gf•cm (0.42 to 2.77 oz•in)
Stop Strength . . . . . . . . . . . . . 9 kgf•cm (124.76 oz•in) min.
Mounting Nut Torque . . . . . . . 7 kgf•cm (97.04 oz•in) max.
Solderability . . . . . . . . . . . . . . . . . . . . . . 235C, 2.5 seconds
Marking . . . . . . . . . . . . . . . . . . Model type, taper, resistance,
shaft type, terminal identification, date code
Environmental
Temperature Range . . . . . . . . . . . . . . . . . . 10Cto
80C
Temperature Characteristics . . . . . . . . . . . 80C, 5 hours
without load
R )10 k Ω➞∆T/R )6%
10 k Ω!R )1MΩ➞∆T/R )
10%
R 11MΩ➞∆T/R )
15%
Load Life . . . . . . . . . . . . 40C, 1,000 hours with rated load
∆T/R )
15%
Moisture and Load Life . . . . . . . . . . . . 40C, 90-95%RH,
90 minutes on, 30 minutes off,
500 hours with rated load
∆T/R )10 %
~
15%
Vibration . . . . . . . . . . . . . . . . . . .10-55Hz, 1.5mm amplitude,
3 directions, 2 hours each
∆T/R )2.5%
Soldering Heat Resistance . . . . . . . . . . . 350C, 3 seconds
∆T/R )2%
Rotational Life . . . . . . . . . . . . . . .15,000 cycles without load
∆T/R )7%
R = Total Resistance Value; ∆T/R = Total Resistance Change
RV20N2 Series
20mm Diameter, Single-Turn, Carbon Industrial Panel Controls
TOCOS®
PANEL CONTROLS
Features
20mm diameter, single-turn industrial panel controls Carbon film element Single unit, single shaft
Plastic 15mm standard shaft length Plastic 6mm diameter10mm knurled shaft for fingertip adjustment
Plastic M9P0.75 bushing Panel mounting style only Right angle lug terminals Linear or audio tapers
500Ωto 2MΩnominal resistance range Meets UL 94HB flammability requirements for plastic materials
RV20N2-15SK
30