B20K可调电位器,6187R20KL1.0,美国BI精密电位器产地:墨西哥

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6187 技术参数

1/4” shaft, 3/8” bushing

electrical
resistance range,ohms ..............................................................1k to 100k
standard resistance tolerance  ..................................................±10%
minimum practical resistance tolerance ......................................±5%
independent linearity * ..............................................................±1.0%
minimum practical independent linearity .....................................±0.5%
input voltage, maximum ...............................................................400vdc not to exceed power rating
power rating, watts ....................................................................1.0 at 70°c derating to 0 at 125°c
dielectric strength ........................................................................750v rms
insulation resistance, minimum ...................................................1,000 megohms
output smoothness, maximum .....................................................0.1%
actual electrical travel, nominal ...................................................340° (300° with stop feature)
electrical continuity travel, nominal ............................................350° (320° with stop feature)
end voltage, maximum ................................................................0.5% of input voltage
resolution ....................................................................................essentially infinite
temperature coefficient** ...........................................................-800 ppm/°c

environmental (mil-r-39023)
operating temperature range static: ..........................................–65°c to +125°c
......................................................................................................dynamic: –40°c to +125°c
temperature cycling ....................................................................5 cycles, –65°c to +125°c (10% δr)
shock, 6ms sawtooth ..................................................................100g’s (0.1ms discontinuity max.)
vibration 10g’s, ...........................................................................10 to 500 hz (2% δr, 0.1ms discontinuity max.)
moisture resistance..................................................................... five 24 hour cycles (25% δr)
high temperature exposure ........................................................1,000 hours at 125°c (0.5% δr)
rotational life ..............................................................................5 mil. shaft rev.
rotational load life .....................................................................5 mil. shaft rev. (10% δr)

mechanical
total mechanical travel ................................................................360° (320° ±3° with stop feature)
number of gangs, maximum .........................................................1
weight, nominal (single gang) .....................................................0.53 oz.
backlash, maximum ......................................................................1°
static stop strength ....................................................................40 oz.-in.
panel nut tightening torque, maximum ......................................25 lb.-in.
start/run torque, maximum .......................................................1.0 oz.-in.

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本产品的加工定制是是，品牌是BI，型号是6187R20KL1.0，种类是多圈，用途是精密，材料是绕线，性能是螺杆驱动，阻值调节方式是旋转式，阻值变化方式是独立线性，标称阻值是20k，额定功率是1（W），阻值允许偏差是±10（%），滑动噪声是5（V），分辨率是0（%），零位电阻是3（Ω），接触电阻是2（Ω），绝缘电阻是1（MΩ），符合度是0，Zui小实际电阻公差是±5%，独立线性度是±1.0%，Zui小实际独立线性是±0.5%