ZX18系列电阻器是一个限流元件，将电阻接在电路中后，它可限制通过它所连支路的电流大小.

7m体育DIANZUQIDEZUOYONG: XIAOGONGLVDIANZUQITONGCHANGWEIFENGZHUANGZAISULIAOWAIQIAOZHONGDETANMOGOUCHENG，ERDAGONGLVDEDIANZUQITONGCHANGWEIRAOXIANDIANZUQI，TONGGUOJIANGDADIANZULVDEJINSHUSIRAOZAICIXINSHANGERZHICHENG。

RUGUOYIGEDIANZUQIDEDIANZUZHIJIEJINLINGOUMU（LIRU，LIANGGEDIANZHIJIANDEDAJIEMIANDAOXIAN），ZEGAIDIANZUQIDUIDIANLIUMEIYOUZUAIZUOYONG，CHUANJIEZHEIZHONGDIANZUQIDEHUILUBEIDUANLU，DIANLIU   DA。RUGUOYIGEDIANZUQIJUYOU   DADEHUOHENDADEDIANZU，ZECHUANJIEGAIDIANZUQIDEHUILUKEKANZUOKAILU，DIANLIUWEILING。GONGYEZHONGCHANGYONGDEDIANZUQIJIEYULIANGZHONGJIDUANQINGKUANGZHIJIAN，TAJUYOU   DEDIANZU，KETONGGUO   DEDIANLIU，DANDIANLIUBUXIANGDUANLUSHINEIYANGDA。DIANZUQIDEXIANLIUZUOYONGLEISIYUJIEZAILIANGGENDAZHIJINGGUANZIZHIJIANDEXIAOZHIJINGGUANZIXIANZHISHUILIULIANGDEZUOYONG。 

7m体育MEIYIGEDIANZUQIJUNYOUQICHENGSHOUDEDIANYAHUODIANLIUDESHANGXIAN（ZHUYAOQUJUEYUDIANZUQIDETIJI）。RUGUODIANYAHUODIANLIUCHAOCHULEZHEIGEFANWEI，   XIANDIANZUQIDEDIANZUZHIHUIGAIBIAN（ZAIYIXIEDIANZUQIZHONGKEYIYOUJULIEDEBIANDONG），JIERLINGDIANZUQIYINGUOREDENGQINGKUANGERSUNHUI。DABUFENDIANZUQIHUIBIAOSHIEDINGDEDIANGONGLV，LINGWAIYIXIEZEHUITIGONGEDINGDEDIANLIUHUODIANYA。

LINGWAI，XIANSHIDEDIANZUQIBENSHENCHUDIANZUWAI，YIYONGYOUWEILIANGDEDIANGANHUODIANRONG，SHIQIBIAOXIANYULIXIANGDEDIANZUQIYOUSUOCHAYI。

DIANZUQIDEZHUYAOYONGTUBAOKUO：

KONGZHIMOUYIBUFENDIANLUDEDIANYAHEDIANLIUBILI。

RUGUOGAIDUANDIANLUDEDIANYASHIGUDINGDE，DIANZUQINENGZHIZAOGUDINGDIANLIU；

RUGUOGAIDUANDIANLUDEDIANLIUSHIGUDINGDE，ZEDIANZUQINENGZHIZAOGUDINGDEDIANYA。

7m体育FENPEIDIANLUBUTONGBUFENDEDIANYABILI。

7m体育XIANZHILIUJINGMOUYIDUANDIANLUDEDIANLIU。

7m体育SHIFANGRENENG。FAREXIANBIANSHIGENJUDIANZUQIDEZHEIGETEXINGERCHANSHENGCHULAIDE。

通过电阻器自身的一些特性，釆集环境信息。比如根据阻值随温度变化特性，来釆集环境温度。