Multi-Turn Wire-Wound Potentiometer       

Series AL25xx
  

                  Download                                  High Precision Range

-  25mm Body Diameter

-  3 to 20 Turn Models

-  ±0.25% Standard Linearity

-  10 to 100K Resistance Values
 
AL2510 Precision Multiturn Potentiometer

The AL25xx series is characterized by high resolution, long life, small dimensions and is available in 3 to 20 turns in a wide range of resistance values. Robust construction makes this series suitable for a wide variety of control applications.

  
   

Electrical Specifications

2503

2505 2510 2515 2520

Resistance Values      (ohms)

 10 - 50k 20 - 200k

Resistance Tolerance (standard)

± 3% 

Resistance Tolerance (best)

± 1% 

Linearity Tolerance     (standard)

± 0.25%

Linearity Tolerance     (best)

± 0.1% (10+ turns)

Electrical Angle +5º, -0º

 1080º 1800º 3600º 5400º 7200º

End Resistance

 <  0.05%

Insulation Resistance

 100 Mohms at 1000 VDC

Dielectric Strength

 1000 VDC, 1 minute

Noise

 <100 ohms E.N.R.

Power @ +40ºC               (W)

 2 3

Mechanical Specifications

Number of Turns

 3 5 10 15 20

Mechanical Angle +10º, -0º

 1080º 1800º 3600º 5400º 7200º

Starting (max.) Torque      (Ncm)

 0.8

Stopper Strength              (Ncm)

 50

Max. Axial Play of Shaft    (mm)

 0.3

Max. Radial Play of Shaft  (mm)

 0.1

Typical Life (# of turns)

2 million

Bearing

 sleeve

Environmental Specifications

Operating Temperature

 -55ºC to +105ºC

Vibration

 15 g / 10Hz to 2,000 Hz

Shock

 50 g / 11ms 

IP Protection Grade

 IP40 (IP54 optional)

Standards

  MIL-R-12934

Materials

Housing

Phenolic Resin

Bushing

Metal

Shaft

 Stainless steel

Terminals

 Gold plated

Resolution Chart
Resistance
(ohms)
Resolution (%)
4605 4610
100 0.077 0.050
200 0.059 0.038
500 0.050 0.032
1k 0.042 0.025
2k 0.040 0.021
5k 0.031 0.020
10k 0.025 0.015
20k 0.020 0.013
50k 0.014 0.010
100k 0.011 0.007
200k - 0.006

Dimensions (mm)

AL25 series Multiturn Potentiometer Dimensions

Options

- Rear shaft extension 

 - Multiple gangs (up to 2) - Tighter  tolerances

- Limit switch adaptor

 - Special shaft shapes - High torque

- Slipping clutch

 - Sealed housing - Shaft o-ring

- Extra tap (up to 5)

 - Non standard resistance values - Servo flange mount
 
P3 America, Inc.
3089C Clairemont Dr. # 363 - San Diego, Ca. 92117
Phone: (858) 277-1420      Fax: (858) 225-0439
www.p3america.com

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