RV24YN电位器系列技术参数

Electrical
Standard Resistance Range . . . .. . . B = 50Ω to 2MΩ
A,C = 1kΩ to 2MΩ
Resistance Tolerance . . . . . . . . . 10% standard
End Resistance . . . . . . . . . . . . . . . . . . . 3Ω max.
Resistance Taper . . . . B = linear; A = CW audio (logarithm);
C = CCW audio (logarithm)
Peak Noise (C.R.V.) . . . . . . . 3% or 3Ω, whichever is greater
Power Rating . . . . . . . . . . . B = 0.25 watt; A,C = 0.125 watt
at 40 C, 0 watt at 85 C
Maximum Input Voltage . . . . . B = 315VDC; A,C = 200VDC
or power rating, whichever is smaller
Insulation Resistance . . . . . 100MΩ minimum at 1,000VDC
Dielectric Strength . . . . . . . . . . . . . . . . 1,000VAC, 1 minute
Adjustment Travel . . . . . .. . . . . . . . . . 280 10
Mechanical
Mechanical Travel . . . . . . . . . . . . . 300 5
Shaft Torque
Single Unit . . . . . . 51 to 306 gf?cm (0.707 to 4.242 oz? in)
Other Units . . . . . . 51 to 510 gf?cm (0.707 to 7.070 oz? in)
Stop Strength . . . . . . . . . . . 9.18 kgf?cm (127.26 oz? in) max.
Mounting Nut Torque . . . . . .15 kgf?cm (207.94 oz? in) max.
Solderability . . . . . . . . . . . . . . . . . . . . . . . 235 C, 5 seconds
Marking . . . . . . . . . . . . . Model type, taper, resistance code,
shaft type, terminal identification, date code
Environmental
Temperature Range . . . . . . . . . . . . . . . . . . 10 C to 85 C
Temperature Characteristics . . . . . . . . 85 C, 30 minutes
without load
R ) 10kΩ ΔT/R ) 6%
10kΩ ! R ! 1MΩ ΔT/R ) 10%
R 0 1MΩ ΔT/R ) 15%
Load Life . . . . . . 40 C, 1,000 hours with rated load
ΔT/R ) 10%
Moisture and Load Life . . . . . . 40 C, 90-95%RH,
500 hours with rated load
R ! 100kΩ ΔT/R ) 10%~ 15%
R 0 100kΩ ΔT/R ) 10%~ 20%
Thermal Shock . . . . . . . . . . . . . 10 C~ 85 C,
5 cycles without load
ΔT/R ) 10%
Vibration . . . . . . .. . . .10-55Hz, 1.5mm amplitude,
3 directions, 2 hours each
ΔT/R ) 2.5%
Soldering Heat Resistance . . . . . . . . . . . 350 C, 3 seconds
ΔT/R ) 2%
Rotational Life . . . . 15,000 cycles (500 cycles for shaft lock
models only) without load
ΔT/R ) 7%
Standard Rotary Switches
Switch Rating . . . . . . . . . .110VAC, 1A or 3A, SPDT or SPST
Contact Resistance . . . . . . . . . . . . . . . . . . . . . . 0.05Ω max.
Operating Torque . . . . . . . . 1,530 gf?cm (21.21 oz? in) max.
Operating Life . . . . . . . . . . . . . . . 10,000 cycles without load
R = Total Resistance Value; ΔT/R = Total Resistance Change

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