电位器规格书

specifications

适用型号            ：rv92、rv93、r97、rv96、r9p单联系列

applicable models：rv92、rv93、r97、rv96、r9p single unit series

一构造construction

形状,寸法,依照图面规定

外    观        各部应良好无锈蚀、裂痕、电镀不良现象

appearance：evry part should be finished not to exist rust

                         flaw crack and plating

二机械的性能(mechanical characteristics)

items

specification

全回转角度：

total rotational angle

300°±10°

回转力矩：

rotational torque

10~200gf.cm

回转止动强度：

rotational stopper strength

3kgf.cm

轴押引强度：

push-pull strength

8kgf max.

轴摇晃度：

shaft wobble

0.6×l/20mm p-p max.

三电气的性能(electrical characteristics)

items

specification

全阻抗值

total resistance

  ω

全阻抗值容许差

total resistance tolerance

±20%

残留阻值

residual resistance

r≤10kω          10ω

10k<r<250kω     20ω

r≥250k           0.1% max. of total resistance

抵抗变化特性

resistance taper

□a  □b  □c  □d  □w  □    

定格电力：

ratings power

b taper 0.05w

               other taper 0.025w

最高使用电压

maximum operating voltage

   b taper 50v ac

other taper 25v ac

滑动杂音

slider noise

  未满100mv

less than 100mv

绝缘抵抗

insulation resistance

100mωmin. at 250v dc

耐电压

voltage proof

1 minute at 300v ac

回转寿命

rotational life

10,000 cycles min.

东莞市博益电子有限公司

制作

approved

审核

examine

核准

approve

吴刚

周永平

于勇波