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 . . . . . . . . . . . . . . 1k

Ω to 1MΩ

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

20% standard

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

Ω max.

Resistance Taper . . . . . . . . . . . . . . . . . . . . . . . . . . B = linear

Independent Linearity . . . . . . . . . . . . . . . . . Not applicable

Peak Noise (C.R.V.) . . . . . . . . . . . . . . . . . . . . . . . . 2% max.

Power Rating . . . . . . . . 0.5 watt at

40 C, 0 watt at

85 C

Maximum Input Voltage . . . . . . . . 300VDC or power rating,

whichever is smaller

Insulation Resistance . . . . . . . 100M

Ω minimum at 500VDC

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

Adjustment Travel . . . . . . . . . . . . . . . . . . . . . Not applicable

Mechanical

Mechanical Travel . . . . . . . . . . . . . . . . . . . . . . . . . 300

10

Shaft Strength (push) . . . . . . . . . . . . . . . 29.4 N (3 kgf ) min.

Shaft Strength (tensile) . . . . . . . . . . . . . . 9.8 N (1 kgf ) min.

Shaft End Play . . . . . . . . .

0.3

(shaft length /15) mm max.

Marking . . . . . Model type, taper, resistance code, date code

Environmental

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

10 Cto

85 C

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

85 C, 5 hours

∆T/R ) 10%

Temperature Cycle . . . . . . . . . . . . . . . . . . . .

10 C,

85 C,

30 minutes each, 5 cycles

∆T/R ) 10%

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

40 C, 0.5 watt, 1,000 hours

∆T/R ) 10%

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

40 C, 90-95%RH,

0.5 watt, 500 hours

∆T/R ) 10%

Vibration . . . . . . . . .10-55Hz, 1.5mm amplitude, 3 directions

∆T/R ) 2.5%

Soldering Heat Resistance . . . . . . . 350 C

5 C, 3 seconds

∆T/R ) 2%

Rotational Life . . . . . . . . . . . . . . 50,000 cycles without load

∆T/R ) 10%

∆T/R = Total Resistance Change

Long Life 12mm Diameter, Single-Turn, Carbon Panel Controls

P ANEL CONTROLS

Features

Long life 12mm diameter, single-turn industrial panel controls

Carbon film element

50,000 cycle rotational life

Single unit, single shaft

Zinc alloy housing and bushing

Suitable for high power applications

3.2mm diameter metal shafts in slot, flat or round end styles

Standard 10mm or 15mm shaft length

Linear taper

Panel mount style

Rear exit vertical lug terminals

PCB mounting style available as special order

Note: A long life panel control should only be used in a circuit

as a potentiometer (3-terminal voltage divider ).

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