BI Technologies Corporation

4200 Bonita Place, Fullerton, CA 92835 USA

Phone: 714 447 2345

Website: www.bitechnologies.com

7/8” Diameter

5 Turn Wirewound

Precision Potentiometer

Model 7480

Total Mechanical Travel

1800° +15° -0°

Number of Gangs

2 maximum

Weight (single gang)

0.75 oz. nominal

Backlash

1° maximum

7481, 7486

7483

Static Stop Strength

maximum

48 oz.-in.

36 oz.-in.

Panel Nut Tightening Torque

maximum

25 lb.-in.

n/a

Shaft End Play

maximum

0.010”

0.005”

Shaft Runout

maximum T.I.R.

0.003”

0.002”

Pilot Diameter Runout

maximum T.I.R.

0.004”

0.002”

Lateral Runout

maximum T.I.R.

0.005”

0.004”

Shaft Radial Play

maximum

0.003”

0.002”

Start/Run Torque (per gang, ES option adds 0.5 oz.-in.)

maximum 1.2 oz.-in.

0.9 oz.-in.

MECHANICAL

1

Specifications subject to change without notice.

2

Linearity is measured between 1% and 99% of input voltage.

Resistance Range

100 to 50K ohms

Standard Resistance Tolerance

±5%

Minimum Practical Resistance Tolerance

±1%

±0.25%

Minimum Practical Independent Linearity

±0.25% (<500 ohms), ±0.20% (≥500 ohms)

Power Rating

1.5 Watts at 70°C, derating to 0 at 125°C

Dielectric Strength

1,000 V rms

Insulation Resistance

1,000 Megohms minimum

Noise

100 ohms maximum

Actual Electrical Travel

1800° +10° -0° (>100 ohms), 1800° +10° -5° (≤100 ohms)

End Voltage

maximum 0.25% of input voltage

Tap Tolerance

±3°

February 19, 2015

Model 7480 page 1 of 4

7481

1/8” Shaft, 1/4” Bushing

7483

1/8” Shaft, Servo

7486

1/4” Shaft, 3/8” Bushing

7488 (for heavy side load applications)

1/4” Shaft, 3/8” Bushing

MODEL STYLES AVAILABLE

RoHS 2

compliant

Pb