E3F-DS30C4是一款漫反射型光電開關(guān)，具有30厘米的檢測(cè)距離。它采用紅外線作為光源，工作波長(zhǎng)為660納米，能夠有效檢測(cè)不透明物體。該光電開關(guān)的工作電壓范圍較寬，直流型為DC6-36V，可滿足不同設(shè)備的供電需求。其輸出方式為NPN常開，最大輸出電流可達(dá)300mA，能夠穩(wěn)定地為后續(xù)電路提供信號(hào)。此外，E3F-DS30C4還具備短路保護(hù)功能，可有效防止因電路故障導(dǎo)致的損壞，提高設(shè)備的可靠性和使用壽命。在價(jià)格方面，根據(jù)不同的銷售渠道，其價(jià)格會(huì)有所不同，一般在幾美元到十幾元人民幣之間。目前市場(chǎng)上有多家廠商生產(chǎn)此類產(chǎn)品，如滬工集團(tuán)、感士達(dá)、鑫士能等，這些廠商在光電開關(guān)領(lǐng)域都具有一定的技術(shù)實(shí)力和市場(chǎng)份額。

The E3F-DS30C4 is a diffuse reflection photoelectric switch with a detection range of 30 centimeters. It utilizes infrared light as the source, operating at a wavelength of 660 nanometers, enabling effective detection of opaque objects. The photoelectric switch has a wide operating voltage range, with the DC type ranging from DC6 to 36 volts, which can meet the power supply requirements of various devices. Its output type is NPN normally open, and the maximum output current is 300 milliamperes, providing stable signals for subsequent circuits. Additionally, the E3F-DS30C4 features short-circuit protection, which can effectively prevent damage caused by circuit failures, enhancing the reliability and service life of the equipment. Regarding price, it varies depending on different sales channels, generally ranging from a few dollars to tens of yuan. Currently, there are several manufacturers producing this type of product, such as China Huagong Group, Gensida, and Xinsin. These manufacturers all possess certain technical capabilities and market shares in the field of photoelectric switches.