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 = 500

Ω to 2MΩ

A,C = 1k

Ω to 2MΩ

Resistance Tolerance . . . . . . . . . . . . . . . . .

20% standard

End Resistance . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3

Ω max.

Resistance Taper . . . . B = linear; A = CW audio (logarithm);

C = CCW audio (logarithm)

Peak Noise (C.R.V.) . . . . . . . . . . . . . . . . . . . . . . . . 3% max.

Power Rating . . . . . . . 0.40 watt at

40 C, 0 watt at

80 C

Maximum Input Voltage . . . . . B = 250VDC; A,C = 200VDC

or power rating, whichever is smaller

Insulation Resistance . . . . . . . 100M

Ω minimum at 500VDC

Wiper Current . . . . . . . . . . . . . . . . . 20mA max. at minimum

resistance value

Dielectric Strength . . . . . . . . . . . . . . . . . . 500VAC, 1 minute

Adjustment Travel . . . . . . . . . . . . . . . . . . . . . . . . . 245

10

Mechanical

Mechanical Travel . . . . . . . . . . . . . . . . . . . . . . . . . 290

10

Solderability . . . . . . . . . . . . . . . . . . . . . . 235 C, 2.5 seconds

Marking . . . . . . . . . . . . . . . . . . Model type, taper, resistance,

shaft type, terminal identification, date code

Environmental

Temperature Range . . . . . . . . . . . . . . . . . .

10 Cto

80 C

Temperature Characteristics . . . . . . . . . . .

80 C, 5 hours

without load

R ) 10k

Ω © ∆T/R ) 6%

10k

Ω ! R ) 1MΩ © ∆T/R ) 10%

R 1 1M

Ω © ∆T/R ) 15%

Load Life . . . . . . . . . . . .

40 C, 1,000 hours with rated load

∆T/R ) 15%

Moisture and Load Life . . . . . . . . . . . .

40 C, 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 . . . . . . . . . . . 350 C, 3 seconds

∆T/R ) 2%

Rotational Life . . . . . . . . . . . . . . .15,000 cycles without load

∆T/R ) 7%

R = Total Resistance Value;

∆T/R = Total Resistance Change

20mm Diameter, Single-Turn, Carbon Industrial Panel Controls

P ANEL CONTROLS

Features

20mm diameter, single-turn industrial panel controls

Carbon film element

Single unit, single shaft

Plastic 15mm standard shaft length

Plastic 6mm diameter

10mm knurled shaft for fingertip adjustment

Plastic M9

P0.75 bushing

Panel mounting style only

Right angle lug terminals

Linear or audio tapers

500

Ω to 2MΩ nominal resistance range

Meets UL 94HB flammability requirements for plastic materials

RV20N2 -15SK

30