Ftb-720g, Технические характеристики, Iolm – Инструкция по эксплуатации EXFO iOLM
Страница 176: Ftb-720g otdr technical specifications, General specifications
Технические характеристики
170
iOLM
FTB-720G
FTB-720G
Примечание:Приведенные ниже спецификации относятся к инструменту OTDR.
Спецификации к приложениям тестирования ONT, SONET/SDH и
DSn/PDH содержатся в руководстве пользователя к Приложению для
тестирования передачи данных. Спецификации к приложениям тести-
рования для Ethernet, Packet Sync, Fibre Channel и беспроводной пере-
дачи содержатся в руководствах пользователя к устройствам Ethernet,
Packet Sync, FC и беспроводной передачи.
FTB-720G OTDR TECHNICAL SPECIFICATIONS
Wavelength (nm)
b
1310 ± 20, 1550 ± 20
Dynamic range
(dB)
c
36, 34
Event dead zone (m)
d
0.8
Attenuation dead zone (m)
d
5
Distance range (km)
1.25, 2.5, 5, 10, 20, 40, 80, 160, 260
Pulse width (ns)
5, 10, 30, 50, 100, 275, 500, 1000, 2500, 10 000, 20 000
Linearity (dB/dB)
b
±0.03
Loss threshold (dB)
0.01
Loss resolution (dB)
0.001
Sampling resolution (m)
0.04 to 5
Sampling points
Up to 256 000
Distance uncertainty (m)
e
±(0.75 + 0.0025 % × distance + sampling resolution)
Measurement time
User-defined (60 min. maximum)
Typical real-time refresh (Hz)
3
Stable source output power (dBm)
f
–7
NOTES
a. All specifications valid at 23 °C ± 2 °C with an FC/PC connector, unless otherwise specified; APC connector for FTB-720G and FTB-730G singlemode model.
b. Typical.
c. Typical dynamic range with longest pulse and three-minute averaging at SNR = 1.
d. Typical dead zone for reflectance below –45 dB, using a 5 ns pulse.
e. Does not include uncertainty due to fiber index.
f. Typical output power is given at 1550 nm.
g. Non-reflective FUT, non-reflective splitter, 13 dB loss, 50 ns pulse, typical value.
GENERAL SPECIFICATIONS
Size (H × W × D)
130 mm × 252 mm × 56 mm (5
1
⁄
8
in × 9
15
⁄
16
in × 2
3
⁄
16
in)
Weight (without battery)
1.02 kg (2.25 lb)
Temperature
Operating
Storage
0 °C to 50 °C (32 °F to 122 °F)
–40 °C to 70 °C (–40 °F to 158 °F)
Relative humidity
0 % to 93 %, noncondensing
Battery life (extended)
OTDR = More than 6h taking 12 traces single per hour
1G = More than 4h
10G = More than 3h
Battery charging time
Two hours from full discharge to full charge
Languages
English, Chinese and Japanese