E810-R21 Industrial-grade 2 to 1-way RS-485 hub Photoelectric isolation technology Lightning protection signal amplifier [Data interface]:RS485 [Working voltage]:DC 9~40V [Protection level]:Industrial EMC level 3 [Product size]:100*54*32mm [Introduction]:E810-R21 is a 2-way...
E810-R41 Industrial grade isolated RS485 hub photoelectric isolation, 4-way to 1-way RS-485 [Data interface]:RS485 [Working voltage]: DC 9~40V [Protection level]:Industrial EMC level 3 [Product size]:120*72*34mm [Introduction]:E810-R41 is a 4-channel RS-485 to...