Yokogawa AQ7270 Series Optical Time Domain Reflectometer
Specifications :
Center wavelength 1310 nm ± 25 nm, 1550 nm ± 25 nm
Applicable fiber SM (ITU-T G.652)
Event dead zone 0.8 m (max.)
Attenuation dead zone 7 m (typ.)@1310 nm, 8 m(typ.)@1550 nm
Dynamic range (min.)34 dB@1310 nm, 32 dB@1550 nm, 36 dB@1310 nm
Light source (optical output) –5 dBm or more (735022 /LS option)
1310/1550 nm CW: =5 mW@1310/1550 nm
PULSE: =200 mW@1310/1550 nm
PULSE width: =20 us@1310/1550 nm (duty cycle: =2.5%)
Optical power monitor (input level) –50 dBm to –5 dBm (/PM option)
Optical power monitor (accuracy)*3 ±0.5 dB (/PM option)