FS card variable optical attenuator is an online attenuation amount adjustment device. It is applied to the situation of optical power required strict control in network, which the most common is cooperate in DWDM network.
Specifications
Operating Wavelength
1290~1330nm/1525-1568nm  
Bandwidth   
±20nm   
Insertion Loss
<1.5dB  
Attenuation Range   
0~15dB, 0~30dB 
Isolation(min)
≥30dB  
Return Loss   
≥50dB   
PDL
≤0.05dB  
PMD   
≤0.25dB  
Adjustment Accuracy
 0.1dB  
Housing 
Pluggable Module(Occupies 1 slot in FMT chassis) 
Transmission Power   
≤500mw 
Power Consumption  
3W 
 
        	        



































