Single-Turn Wire-Wound Potentiometer

Series RPS45

    

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RPS45 Precision Single Turn Potentiometer
 

High Precision

 

Servo Mount

 
 
 
  

- 355º Electrical Angle

Precision machining and high quality components combine to produce a high precision, long life potentiometer with a wide angle of measurement. Dual precision ball bearings. Many options are available to tailor the potentiometer to a specific application.

- ±0.3% Standard Linearity

- 2 Million Turns Life

- 3.5 Watts

- All Metal Construction

  
  

Electrical Specifications

RPS 45

Resistance Values (ohms)

10, 20, 50, 100, 200, 500, 1K, 2K, 5K, 10K, 20K, 50K (fractional values available)

Resistance Tolerance

±3% (±1% optional)

Linearity Tolerance (Independent)

±0.3% (±0.1% optional above 2K ohm)

Electrical Angle

355 +4º

Insulation Resistance

1000 Mohms @ 1000 VDC

Dielectric Strength

1000 VAC, 1 minute

Noise

<100 ohms ENR

End Resistance

 0.05%

Power

3.5 Watts @ +40ºC

Mechanical Specifications

Mechanical Angle

360º - continuous (no stops)

Torque (Ncm)

Starting: 0.4 max / Operating: 0.3

Max. Axial Play of Shaft (mm)

0.1

Max. Radial Play of Shaft (mm)

0.05

Typical Life (# of turns)

2 million

Vibration

15G, 10Hz to 2,000Hz

Shock

50G, 11ms

Bearing

2 x precision ball bearings

Weight

90 grams
 

Environmental Specifications

Operating Temperature

-55ºC to +125ºC

IP Protection Grade

IP40 (IP54 optional)

Standards

MIL-R-12934

Materials

Housing

Anodized aluminum

Servo fixing clamps

Type SFN1 (3 provided)

Shaft

Stainless steel

Terminals

Gold plated

Resolution Chart

Resistance value (ohms)

Resolution (%)

 V max across element (V)

 I max through element (mA)*

Temperature coefficient

of wire (±...ppm/K)

10 0.220 6 590 700
20 0.180 8.4 418
50 0.220 13 264 80
100 0.170 19 187
200 0.140 26 132
500 0.100 42 84 20
1k 0.110 59 59
2k 0.100 84 42
5k 0.070 132 26
10k 0.055 187 18
20k 0.044 250** 13
50k 0.032 250** 8

  ** Max. working voltage

Dimensions (mm)

RPS45 Precision Single Turn Potentiometer Dimensions

Options

- Rear shaft extension (6mm x 15mm) - Special operating angles - Improved tolerances
- Non standard resistance values - Special shaft shapes - Multiple gangs (up to 7)
- Extra tap (5 taps max.) - Sealed housing - Bushing mount
  

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