全新原装进口 TOCOS RA25Y20SB102 线绕电位器 大陆代理商
TOCOS RA25Y20SB102 线绕电位器技术参数
Electrical
Standard Resistance Range . . . . . . . . .. . . . . .. . . . . .. . . . . . . . . ... . . . . .. . . . . .. . . B = 5Ω to 20kΩ A,C = 100Ω to 5kΩ
Resistance Tolerance . . . . . . . . . . . . . . . . . . .. . . . . .. . . . . .. . .. . . . . . .&plu***n;10% standard (&plu***n;5%,&plu***n;2% or&plu***n;1% special order)
End Resistance . . . . . . . . . . . .. . . . . .. . . . . . . . .. . . . . .. . . . . ... . . . . . . . . . . . R < 500Ω =1Ω max. R ≥ 500Ω = 0.2% max.
Resistance Taper . . . . B = linear; A = CW audio (logarithm);C = CCW audio (logarithm); RA25YPR model is linear only.
Power Rating . .. . . . . .. . . . . .. . . . . .. . . . . .. . . . . .. . . . . .. . . . . .. . . . . . . . . B = 1.2 watts; A,C = 0.6 watt, at+40°C
Insulation Resistance . . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . .. . . .100MΩ minimum at 500VDC
Dielectric Strength . . . . . . .. . ... .. . .. . .. . .. . .. . .. . . . . . . . . . . . . . . . . . . . . . 500VAC, 1 minute Theoretical Resolution
|
Resistance (Ω) |
Resolution (%) |
Resistance (Ω) |
Resolution (%) |
|
5 |
1.93 |
500 |
0.29 |
Mechanical
Mechanical Tr***el . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 300°C&plu***n;5°
Shaft Torque
Single Unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71.4 to 306 gf•cm (0.99 to 4.242 oz• in)
Tandem Unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71.4 to 714 gf•cm (0.987 to 9.899 oz• in)
Dual Unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .71.4 to 459 gf•cm (0.987 to 6.363 oz• in)
Stop Strength . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10.2 kgf•cm (141.4 oz• in) max.
Mounting Nut Torque . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15 kgf•cm (207.94 oz• in) max.
Solderability . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 235°C, 3 seconds
Marking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Taper, resistance, resistance tolerance,terminal identification, date code
Environmental
Temperature Range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Y=-10°C to+100°C or X = 30 C to 100 C
Temperature Characteristics . . . . . . . . . . . . . . . .. . . . . . . .. . . . . . . .. . . . . . . .. . .+85°C, 5 hours without load ΔT/R ≤&plu***n;5%
Low Temperature Exposure . . . .. . . . . . . . . . . . . . . . . . .. . . . . . . .-10°C (Y),-30°C (X) 1 hour without load ΔT/R ≤&plu***n;3%
Load Life . . . . . . . . . . . . . . . . . . . .. . . . . . . .. . . . . . . .. . . . . . . .. . . . . . . .+40°C, 1,000 hours with rated load ΔT/R ≤&plu***n;3%
Moisture and Load Life . . . . . . . . . . . . . . . . . . .. . . . . . . ..+40°C, 90-95%RH, 500 hours with 1/10 rated load ΔT/R ≤&plu***n;5%
Vibration . . . . . . . . . . . . . . . . . . .. . . . . . . .. . . . . . . .10-55Hz, 1.5mm amplitude, 2 directi***, 2 hours each ΔT/R≤&plu***n;1%
Soldering Heat Resistance . . . . . . . . . . . . . . . . .. . . . . . . .. . . . . . . .. . . . . . . .. . . . . . . .350°C, 3.5 seconds; ΔT/R ≤&plu***n;2%
Rotational Life . . . . . . . . . . . .. . . . . . . .15,000 cycles (500 cycles for shaft lock models only) with 1/2 rated load ΔT/R ≤&plu***n;3%
R = Total Resistance Value; ΔT/R = Total Resistance Change