PDF文檔中和簡介中的尺寸（cùn），重要參數等，請務必與業務經理聯係溝通確認。
產品（pǐn）描述
本消防聯動廣播器（qì）適用於隧道，高速公路（lù），高（gāo）鐵，地鐵，石油鑽井平台，電廠，核電，冶金，化工，公安等消防領域，本廣播器5路（lù）輸入/4路（lù）出輸，通過MODBUS協議自動輸入、輸出各種消防報警信號。實現消（xiāo）防係統、廣播係統、電話廣（guǎng）播係（xì）統自動聯動廣播。
產品尺寸：
IP line expansion module with input/output
主機參數
1. VoIP SIP2.0
2. DTMF dialing
3. MTBF100000hours 4. MTTR: 2 hours
5. Auxiliary Contacts:1 Aux Output, dry contact 6. Rated load:0.3 A at 125 VAC; 1 A at 30 VDC
7. Contact Ratings. Load: Resistive load 8. Echo cancellation code:G.167/G.168
9. Rated carry current:1A 10. Max.switching current:1A
11. Max.switching voltage:125 VAC,60VDC 12. Audio Codes:G.711, G.722, G.729
13. IP Protocols:IPv4, TCP, UDP, TFTP, RTP, RTCP, DHCP, SIP
14. Call Control Signaling:VOIP SIP Info(DTMF), RFC 2833(DTMF)
15. Network:10/100 BaseTX Ethernet, RJ45 connectors, Cat5e or better
16. Power:Power over Ethernet, IEEE802.3af, Class 0 Local power, 12VDc,Idle 2W, Max 10W
17. Programming:Non-volatile flash memory programming and configuration through Web GUI
18. Management and Operation:DHCP and static IP, remote automatic software upgrade, centralized monitoring, status LED
19. LAN Protocols:Power over Ethernet(PoE,802.3af), WLAN(IEEE 802.3af), Network Access Control(IEEE 802.1x),STP(IEEE 802.1d), RSTP(IEEE 802.1d-2004)
