Multi-Turn Wire-Wound Potentiometer 

Series ACxx

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-  ± 0.20% Linearity

ACxx Series Multiturn Wirewound Potentiometer

Series ACxx Multiturn Wirewound Potentiometer

-  3, 5 and 10 Turn Models

-  2 Million Turns Life

-  High Precision

  

The AC series of multi-turn wire-wound potentiometers set the standard for high precision, industrial quality in a small (20mm) diameter package. High quality internal components combined with precision machining make this series ideal for demanding feedback applications where size, precision and long life are one of the factors. A wide list of options are available.

  

Electrical Specifications

AC 3 AC 5 AC 10

Resistance Values (ohms)

10 to 50K 10 to 100K 20 to 200K

Resistance Tolerance

±3% standard (±1% optional)

Linearity Tolerance

±0.20% standard

Electrical Angle  (+10º, -0º)

1080º 1800º 3600º

End Resistance

< 0.05%

Insulation Resistance

1000 Mohms @ 500 VDC

Dielectric Strength

1000 VAC, 1 minute

Noise

< 100 ohms  E.N.R.

Power @ 40ºC

2W 2.5W 3W

Mechanical Specifications

Number of Turns

3 5 10

Mechanical Angle  (+10º, -0º)

1080º 1800º 3600º

Maximum Operating Torque

0.4 (Ncm)

Stopper Strength

80 (Ncm)

Axial Shaft Play

0.2mm (max.)

Radial Shaft Play

0.06mm (max.)

Typical Life Span

2 million turns

Vibration

15g, 10Hz to 2,000Hz

Shock

50g, 11ms

Bearing

sleeve (servo mount available)

Environmental Specifications

Operating Temperature

-55ºC to +105ºC

IP Protection Grade

IP40 (IP54 optional)

Standards

MIL-R-12934

Materials

Housing

phenolic resin, black

Bushing

metal

Shaft

stainless steel

Terminals

gold plated

Resolution Chart

Resistance  (ohms) Resolution (%) V max. across element (V) I max. through element (mA)*

Temp. Coefficient

( ±ppm/K)

AC 10 AC 5 AC 3 AC 10 AC 5 AC 3 AC 10 AC 5 AC 3
10 - 0.1020 0.1390 - 5 4 - 500 477 700
20 0.0541 0.0820 0.1030 8 7 6 370 353 316 700
50 0.0392 0.1020 0.1330 12 11 10 250 223 200 700
100 0.0526 0.0950 0.1030 17 16 14 176 158 141 80
200 0.0445 0.0800 0.1020 24 22 20 125 112 100 80
500 0.0304 0.0645 0.0850 39 35 32 73 71 63 80
1k 0.0288 0.0526 0.0666 55 50 44 54 50 44 20
2k 0.0247 0.0417 0.0503 77 70 63 39 35 32 20
5k 0.0196 0.0308 0.0385 122 112 100 25 22 20 20
10k 0.0162 0.0250 0.0328 172 158 141 17 16 14 20
20k 0.0129 0.0193 0.0286 245 223 200 12 11 10 20
50k 0.0100 0.0141 0.0222 385 353 316 8 7 6 20
100k 0.0071 0.0150 - 300** 500 - 6 5 - 20
200k 0.0057 - - 500** - - 6 - - 20

* Maximum current through the wiper must not exceed 35mA     **Maximum voltage

Dimensions (mm)

Series ACxx Multiturn Potentiometer Dimensions

Options

- Special shaft shapes

- Sealed housing - Tighter tolerance

- Limit switch adaptor

- Slipping clutch - High torque

- Extra tap (1 tap max.)

- Special resistance values - Shaft o-ring
P3 America, Inc.
3089C Clairemont Dr. # 363 - San Diego, Ca. 92117
Phone: (858) 277-1420      Fax: (858) 225-0439
www.p3america.com

© P3 America, Inc. 2004 - 2006. All Rights Reserved