BI Technologies Corporation

4200 Bonita Place, Fullerton, CA 92835 USA

Phone: 714 447 2345

Website: www.bitechnologies.com

7/8” Diameter

3 Turn Wirewound

Precision Potentiometer

Model 7380

Total Mechanical Travel

1080° +15° -0°

Number of Gangs

2 maximum

Weight (single gang)

0.75 oz. nominal

Backlash

1° maximum

7381, 7386

7383

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 30K ohms

Standard Resistance Tolerance

±5%

Minimum Practical Resistance Tolerance

±1%

±0.30% (<500 ohms), ±0.25% (≥500 ohms)

Minimum Practical Independent Linearity

±0.30% (<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

1080° +10° -0° (>100 ohms), 1080° +10° -5° (≤100 ohms)

End Voltage

maximum 0.25% of input voltage

Tap Tolerance

±3°

February 19, 2015

Model 7380 page 1 of 4

7381

1/8” Shaft, 1/4” Bushing

7383

1/8” Shaft, Servo

7386

1/4” Shaft, 3/8” Bushing

7388 (for heavy side load applications)

1/4” Shaft, 3/8” Bushing

MODEL STYLES AVAILABLE

RoHS 2

compliant

Pb