7481 Datasheet, PDF (1/4 Pages) Bi technologies – 7/8 Diameter 5-Turn Wirewound Precision Potentiometer

Model 7480
7/8” Diameter
5 Turn Wirewound
Precision Potentiometer
MODEL STYLES AVAILABLE
7481
7483
7486
7488 (for heavy side load applications)
ELECTRICAL¹
Resistance Range
Standard Resistance Tolerance
Minimum Practical Resistance Tolerance
Independent Linearity²
Minimum Practical Independent Linearity
Power Rating
Dielectric Strength
Insulation Resistance
Noise
Actual Electrical Travel
End Voltage
Tap Tolerance
1/8” Shaft, 1/4” Bushing
1/8” Shaft, Servo
1/4” Shaft, 3/8” Bushing
1/4” Shaft, 3/8” Bushing
100 to 50K ohms
±5%
±1%
±0.25%
±0.25% (<500 ohms), ±0.20% (≥500 ohms)
1.5 Watts at 70°C, derating to 0 at 125°C
1,000 V rms
1,000 Megohms minimum
100 ohms maximum
1800° +10° -0° (>100 ohms), 1800° +10° -5° (≤100 ohms)
maximum 0.25% of input voltage
±3°
MECHANICAL
Total Mechanical Travel
Number of Gangs
Weight (single gang)
Backlash
Static Stop Strength
Panel Nut Tightening Torque
Shaft End Play
Shaft Runout
Pilot Diameter Runout
Lateral Runout
Shaft Radial Play
Start/Run Torque (per gang, ES option adds 0.5 oz.-in.)
7481, 7486
maximum 48 oz.-in.
maximum 25 lb.-in.
maximum
0.010”
maximum T.I.R.
0.003”
maximum T.I.R.
0.004”
maximum T.I.R.
0.005”
maximum
0.003”
maximum 1.2 oz.-in.
1800° +15° -0°
2 maximum
0.75 oz. nominal
1° maximum
7483
36 oz.-in.
n/a
0.005”
0.002”
0.002”
0.004”
0.002”
0.9 oz.-in.
1 _{Specifications subject to change without notice.}
2 _{Linearity is measured between 1% and 99% of input voltage.}
BI Technologies Corporation
4200 Bonita Place, Fullerton, CA 92835 USA
Phone: [phone] Website: www.bitechnologies.com
February 19, 2015
Model 7480 page 1 of 4
Pb RoHS 2
compliant