A52RS-232转RS-422/485双向转换器A53RS-232转RS-422/485双向转换器，光电隔离TCC-80RS-232转RS-422/485双向转换器，无源TCC-80IRS-232转RS-422/485双向转换器，无源，光电隔离TCC-100RS-232转RS-422/485双向转换器TCC-100IRS-232转RS-422/485双向转换器，光电隔离ADAM-4520RS-232toRS-422/485转换器,隔离型/D2EADAM-4520IRS-232toRS-422/485转换器,宽温坚固型/AEADAM-4521RS-232toRS-422/485转换器,可设地址/AEADAM-4522RS-232toRS-422/485转换器/AE批发说明供应商尚未提供批发说明详情，请联系供应商以获取相关信息查看联系方式运费说明供应商尚未提供运费说明详情，请联系供应商以获取相关信息)