Wired copy meter, what is the lowest cost on the wiring?

Posted by: Pdfprep Category: H12-111-ENU Tags: H12-111-ENU exam questions, H12-111-ENU practice exam, HCNA-IoT Post Date: November 30, 2020

Wired copy meter, what is the lowest cost on the wiring?
A . M-bus
B . RS-485
C . ZigBee
D . RS232

Answer: A