electrical characteristics  
standard resistance range ......................10 ohms to 2megohms (see standard resistance table) resistance tolerance........... ±10 % std.  
(tighter tolerance available) absolute minimum resistance 
....................................... 2 ohms max.  
contact resistance variation  
........................... 2 % or 3 ohms max.  
(whichever is greater) adjustability voltage.................................. ±0.05 % resistance............................ ±0.15 %  
resolution ................................... infi nite  
insulation resistance ............... 500 vdc.  
1,000 megohms min. dielectric strength sealevel................................ 900 vac  
70,000 feet ............................ 350 vac adjustment angle................. 280 ° nom.  
environmental characteristics  
power rating (300 volts max.) 85 °c......................................0.5 watt  
125 °c .......................................0 watt  
temperature range ... -55 °c to +125 °c temperature coeffi cient... ±100 ppm/°c seal test ......................85 °c fluorinert? 
humidity .......mil-std-202 method 103 96 hours  
(2 % δtr, 10 megohms min.)  
vibration ....... 30 g (1 % δtr; 1 % δvr)  
shock ......... 100 g (1 % δtr; 1 % δvr) load life ..1,000 hours0.5 watt @ 70 °c  
(3 % δtr; 1 % or 1 ohm, whichever is greater, crv) rotational life.......................200 cycles  
(4 % δtr; 1 % or 1 ohm, whichever is greater, crv)  
physical characteristics  
mechanical angle ................. 310 ° nom. tor............... 5.0 oz-in. max. stop strength............... 15.0 oz -in. min. terminals.......................solderable pins weight....................................... 0.03 oz. marking...........................manufacturer’s trademark, resistancecode, wiring diagram, date code, manufacturer’s model  
number and style flammability ..........................u.l. 94v-0standard packaging .....50 pcs. per tube wiper ............... 50 %(actual tr) ±10 % adjustment tool..............................h-90  

本產(chǎn)品的加工定制是否，品牌是BOURNS/邦思，型號(hào)是3368P-1-203-LF，種類是單圈，用途是精密，材料是合金，性能是微調(diào)，阻值調(diào)節(jié)方式是旋轉(zhuǎn)式，阻值變化方式是D式（指數(shù)式），標(biāo)稱阻值是20K，額定功率是0.5（W），阻值允許偏差是±10（%），零位電阻是2（Ω），接觸電阻是3（Ω），絕緣電阻是1000（MΩ）