Single-Turn Conductive Plastic Precision Potentiometer

Series - MPA20, 21

 

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High Precision

Bushing Mount

Economical

 

-  Rear Terminals

- 10 Million Turns Life

- Infinite Resolution

- 500 to 100K ohms Resistance Values

 

Industry standard 22mm (7/8") body diameter with rear turret terminals. Very long life, high precision with a wide range of options available. Available with or without mechanical stops.

 

Electrical Specifications

MPA20 MPA21

Electrical Angle     

340 ±4º 320 ±4º

Resistance Value   (ohms)

500...100k

Resistance Tolerance

±15% (±10% opt.)

Linearity Tolerance (std.)

±1%

Linearity Tolerance (best)

±0.5%

Resolution

Essentially infinite

Max. Voltage                (V)

400

Wiper Current

2 mA recommended / 10 mA max.

Power @ 40º               (W)

1

Insulation Resistance

>1000 Mohm @ 500 VDC

Dielectric Strength

1 minute @ 500 VAC

Output Smoothness

< 0.1% per MIL-R-39023

Mechanical Specifications

Mechanical Angle

360º (continuous) 320º ±5º

Maximum Operating Friction

0.5 (Ncm)

Stopper Strength

- 60 (Ncm)

Life Expectancy

10 million turns

Max. Axial Play of Shaft

0.2 mm

Max. Radial Play of Shaft

0.1 mm

Vibration

15 g / 10Hz to 2,000 Hz

Shock

50 g / 11ms 

Bearing

sleeve

Environmental Specifications

Operating Temperature

-55ºC to +105ºC

IP Protection Grade

IP40 (IP65)

Standard

per MIL-R-12934

Materials

Housing

Engineered plastic

Shaft

Stainless steel

Bushing

Brass

Terminals

Turret type

Dimensions (mm)

Options

- Extra tap (1 only)

- Special operating angles - Higher IP ratings

- Special shaft machining

- Tighter tolerances - Special resistance values
    
 
P3 America, Inc. - 3089C Clairemont Dr. #363 - San Diego, Ca. 92117
P:(858) 277-1420  F: (858) 225-0439 - www.p3america.com
  

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