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Forty Turn Potentiometer - MODEL A-40 |
"PAVAN" India's pioneer manufacturer
of Multi Turn Wire Wound Potentiometers & Turns Indicating Dials with
100% indigenous technology and in house developed critical production
machineries. At "PAVAN" our goal is to develop all products of International Quality.
40 Turn
Wire Wound Potentiometer, a custom designed product complete in-house
designed and manufactured. The only product in
India
and probably second in
world.
Features: |
- 82.5 mm diameter, 152mm
long
- Power ratting, 20 Watt
- Low TCR Resistance Wire
- Resolution as low as 0.001%
- Non Magnetic Stainless
Steel Shaft
- Bush or servo mount
- Gold Plated Terminals
- Specially selected Wiper
Material
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| Specification |
Number of Turns |
40 |
| Angle of Rotation |
14400 + 10/-0° |
Power Rating |
20 Watt @ 40° C |
Resistance
Range |
500Ω to 500KΩ |
Standard Resistance Values |
See Resolution Chart |
Resistance Tolerance |
Standard ± 5%, Others on request |
End Resistance |
2Ω or % Lin. Whichever is greater |
Linearity Tolerance |
± 1 % Standard, ± 0.5% on request |
Maximum Working Voltage |
1000 VDC |
Insulation Resistance |
1000 MΩ at 500 VDC |
Voltage Proof |
1000 VAC for 1min. at sea level |
Rotational Life Expectance |
1,000,000 Shaft revolutions. D R <3% |
TCR of Resistance Wire |
See Resolution Chart |
Temperature range |
0 to 70° C |
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Resolution Chart & TCR of
Resistance Wire |
Res. Ω |
Resolution |
TCR PPM / °C |
500 |
0.007 |
30 |
1K |
0.005 |
30 |
2K |
0.004 |
30 |
5K |
0.003 |
30 |
10K |
0.003 |
30 |
20K |
0.002 |
30 |
50K |
0.002 |
80 |
100K |
0.001 |
80 |
200K |
0.001 |
80 |
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500K |
0.001 |
20 |
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Ordering Information |
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Model No. |
Resistance Value |
Linearity |
Shaft Diameter
&
Length, mm |
Bush Diameter
&
Length, mm |
A-40 |
500, 1K, 2K, 5K, 10K, 20K,
50K, 100K, 200K, 500K |
0.5, 0.25 |
Standard 6.3mm or
as required |
Standard 12mm or
as required |
Example: A-40, 20K, 0.25, 6.3x15mm, Bush 12mm or A-40,
20K, 0.25, 6.3x15mm servo |
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