... of breakdown.Single-fiber type:The scp-240 series can supply single-fiber type optical transmission system,integrated modular optical ... network interface,the address width our equipment can supply is ^^^^,by software you can get ^^^^^--Provide 1 RS232 access.--Whole sets ... please indicate before ordering) --Power supply: AC 220V or DC -40V is available, we can supply dual powerIt could also provide the ...