Besplatni info broj 
Opis
MODEL : PFS3211-?8GT?-120DH-PFS3211-8GT-120 IS A LAYER TWO HARDENED POE SWITCH, WHICH PROVIDES 8 *10/100/1000MBPS POE PORTS, 2 *1000MBPS OPTICAL PORTS AND 1*10/100/1000MBPS ETHERNET UPLINK PORT. WITH HIGH LEVEL LIGHTNING PROTECTION AND WIDE WORKING TEMPERATURE RANGE MAKES IT A BETTER PERFORMANCE IN OUTDOOR OR HARSH ENVIRONMENT. ? LAYER 2 HARDENED POE SWITCH, MAC AUTO STUDY AND AGING, MAC ADDRESS LIST CAPACITY IS 4K, SUPPORT IEEE802.3AF, IEEE802.3AT AND HI-POE STANDARD, CONFORM IEEE802.3, IEEE802.3U, IEEE802.3AB/Z AND IEEE802.3X STANDARDS, ADOPTS METAL STRUCTURE, INDUSTRIAL WIDE WORKING TEMPERATURE DESIGN: -30?C~+65?C, HIGH PROTECTION GRADE, SUPPORTS COMMON MODE 4KV, DIFFERENTIAL MODE 2KV, SUPPORTS DUAL POWER BACKUP.SPECIFICATION : MODEL DH-PFS3211-8GT-120, ETHERNET PORT, 8*10/100/1000MBPS BASE-T (POE POWER SUPPLY), 1*10/100/1000 MBPS BASE-T, 2*1000MBPS BASE-X, POE POWER CONSUMPTION PORT1&5 ?60W, PORT2~4&PORT6~8?30W, TOTAL POWER?120W, POE PROTOCOL IEEE802.3AF (POE), IEEE802.3AT (POE+), HI-POE, SWITCHING CAPACITY 33GBPS, PACKET FORWARDING RATE 16.37MPPS, PACKET BUFFER MEMORY 1.75MB, MAC TABLE SIZE 4K, FLOW CONTROL ENABLE BY DEFAULT, APPLICATION HUMIDITY 10%~90%, POWER DC48~57V, LIGHTNING PROTECTION COMMON MODE 4KV, DIFFERENTIAL MODE 2KV, ESD CONTACT DISCHARGE: ?6KV, AIR DISCHARGE: ?8KV, WORKING TEMPERATURE-30?C~65?C, WEIGHT 0.62KG, DIMENSION(W?D?H) 150MM?110MM?42MM
