日本少妇xxx,亚洲免费综合色图,julia一区二区三区中文字,色图图av

<label id="u77v3"><del id="u77v3"></del></label>

    <span id="u77v3"></span>

    2. <label id="u77v3"></label>
    <rt id="u77v3"><optgroup id="u77v3"><strike id="u77v3"></strike></optgroup></rt>
    
<form id="u77v3"><strong id="u77v3"><blockquote id="u77v3"></blockquote></strong></form>
    <li id="u77v3"></li>
    <span id="u77v3"></span>
      <i id="u77v3"></i>
      <span id="u77v3"><optgroup id="u77v3"></optgroup></span>
      

      
    
      
         
      Hello, Welcome to FCTEL Technology Co.,Ltd
      
         
      
             National service hotline:+086 0571-87007055/56/57
             
             CN
         
      
    
      

      


      
    
    
    

      


      
	
      
    	
    
      
    
    
      
    	
    
      

      


    

      
	 
     
      
     	
      
             
      WE ONLY FOCUS ON TRANSMISSION AND ACCESS
      
        
      
     
      

      




      
	
      
    	
      
    		
      
            	
      
                	
      Products center
      
                    
                    
                
      

            
      
            
      
            	
                 
                 
      
                 	
      
                        
      
                           
      
							
							
                               
      
                               	  
                               	  
                               
      
						   
      
                        
      
                    	
      
                        	 
      
                             	
                                
                             	
      
                                    
        
                                         
                                         
        • 
                                         
                                         
        • 
                                         
                                    
      
                                
      
                            
      
                            
                        	
      32E1+4GE PDH Fiber Multiplexer
      
                            
      Type: Message
      
                            
      Description:This device is the point-to-point optical transmission device developed on the basis of VLSI. The device provides 1-32*E1 interface, 1-4*10/100/1000M Ethernet interface (Wire Speed 1000M) and 2 expansion interfaces. 4*Ethernet interface is
      
                        
      
                    
      
                 
      
                 
                 
                 
                 
      
                     
      
                 	    Product Description
                     
      
                     
      
                 	      This device is the point-to-point optical transmission device developed on the basis of VLSI. The device  provides 1-32*E1 interface, 1-4*10/100/1000M Ethernet interface (Wire Speed 1000M) and 2 expansion interfaces. 4* Ethernet interface is switch interface, can support VLAN. 1 expansion interface can be used as the transmission channel of RS232/RS485/RS422 asynchronous data, dry contact signal, 1Channel digital business phone can be optional. It is very flexible. It has alarm function. The work is reliable, stable, and low power consumption, high integration, small size.
      

                     
      
                 
      

                 
      
                     
      
                 	    Functional Properties
                     
      
                     
      
                 	    
      
	◆ Based on self -copyright  IC
      

      
	◆ The Fiber bandwidth is up to 1.5G, Ethernet bandwidth is Wire Speed 1000M
      

      
	◆ Ethernet interface rate is 10/100/1000M, half/full duplex Auto-Nego
      

      
	◆ 4*Ethernet interface is switch interface, support VLAN, can set to 4 channel logical isolation
      

      
	◆ Provide Console manage interface (RS232)
      

      
	◆ Provide two fiber interface(SFP module), 1+1 protect（APS）function
      

      
	◆ E1 interface comply with G.703, adopts digital clock recovery and smooth phase-lock technology
      

      
	◆ Uses standard 2 wire telephone (non-telephone handles) set as engineering order-wire hotline(optional)
      

      
	◆ When optical lose signal, it can detect the remote device is power off or fiber is disconnected, and indicates alarm by LED
      

      
	◆ The local device can view the remote device working condition
      

      
	◆ Provide 2 expansion interface, you can extend 1~2Channel asynchronous data, such as RS232/RS485/RS422/Manchester code;
      

      
	◆ Provide command the remote interface Loop Back, support local E1 Loop Back function, support E1 LOS and AIS alarm ,ease line maintenance
      

      
	◆ The transmission distance is up to 2-100Km without interruption
      

      
	◆ Support SNMP manager (SNMP agent inside)
      

      
	◆ AC 220V, DC-48V, DC24V can be optional
      

      
	◆ DC-48V/DC24V power supply polarity detection function, Polarity-Free
      

                     
      
                 
      

                 
      
                     
      
                 	    Technical Parameters
                     
      
                     
      
                 	    ◆  Multi-mode Fiber
      
50/125um, 62.5/125um,
      
Maximum transmission distance: 5Km @ 62.5 / 125um single mode fiber,attenuation (3dbm/km)
      
Wave Length: 820nm
      
Transmitting power: -12dBm (Min) ~-9dBm (Max)
      
Receiver sensitivity: -28dBm (Min)
      
Link budget: 16dBm
      
◆ Single-mode Fiber
      
8/125um, 9/125um
      
Maximum transmission distance: 40Km
      
Transmission distance: 40Km @ 9 / 125um single mode fiber, attenuation (0.35dbm/km)
      
Wave Length: 1310nm
      
Transmitting power: -9dBm (Min) ~-8dBm (Max)
      
Receiver sensitivity: -27dBm (Min)
      
Link budget: 18dBm
      
◆  E1 Interface
      
  Interface Standard: comply with protocol G.703;
      
 Interface Rate: 2048Kbps±50ppm;
      
 Interface Code: HDB3;
      
 E1 Impedance: 75Ω (unbalance), 120Ω (balance);
      
 Interface: RJ45,2*E1/RJ45
      
 Jitter tolerance: In accord with protocol G.742 and G.823
      
 Allowed Attenuation: 0~6dBm
      
◆ Gigabit Ethernet Interface (10/100/1000M)
      
  Interface rate: 10/100 Mbps, half/full duplex auto-negotiation
      
 Interface Standard: Compatible with IEEE 802.3, IEEE 802.1Q (VLAN)
      
 MAC Address Capability:4096
      
 Connector: RJ45, support Auto-MDIX
      
◆ Working environment
      
Working temperature: -10°C ~ 50°C
      
Working Humidity: 5%~95 % (no condensation)
      
Storage temperature: -40°C ~ 80°C
      
Storage Humidity: 5%~95 % (no condensation)
      

                     
      
                 
      

                 
      
                     
      
                 	    Application Scheme
                     
      
                     
      
                 	    
                     
      
                 
      

                 
      
                     
      
                 	    DataSheet Download
                     
      
                     
      
                 	    
                     
      
                 
      

                 
            
      
        
      
	
      

      


?