Atec Agilent-81624B - Manual (Page 3)

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Agilent 81635A Agilent 81634B
Sensor element InGaAs (dual) InGaAs
Wavelength range 800 nm to 1650 nm 800 nm to 1700 nm
Power range –80 dBm to +10 dBm –110 dBm to +10 dBm
Applicable fiber type Standard SM and MM up to 62.5 μm core size,
NA ≤ 0.24
Standard SM and MM up to 100 μm core size,
NA ≤ 0.3
Uncertainty (accuracy) at
reference conditions 1
Typ. < ±3.5% 10 (800 nm to 1200 nm)
±3% (1200 nm to 1630 nm)
±2.5%
(1000 nm to 1630 nm)
Total uncertainty 2 Typ. ±5.5% ±200 pW 9, 11
(800 nm to 1200 nm)
±5% ±20 pW 8, 9 (1200 nm to 1630 nm)
±4.5% ±0.5 pW
(1000 nm to 1630 nm)
Relative uncertainty:
- due to polarization 3
- spectral ripple
(due to interference) 4
Typ. < ±0.015 dB
Typ. < ±0.015 dB
< ±0.005 dB
< ±0.005 dB
Linearity (power): 5
- at 23 °C ±5 °C
- at operating temp. range
CW –60 dBm to +10 dBm
Typ. < ±0.02 dB 9 (800 nm to 1200 nm)
< ±0.02 dB 9 (1200 nm to 1630 nm)
Typ. < ±0.06 dB 9 (800 nm to 1200 nm)
< ±0.06 dB 9 (1200 nm to 1630 nm)
CW –90 dBm to +10 dBm
< ±0.015 dB (1000 nm to 1630 nm)
< ±0.05 dB (1000 nm to 1630 nm)
Return loss 7 > 40 dB > 55 dB
Noise (peak to peak) 6 Typ. < 200 pW (800 nm to 1200 nm)
< 20 pW (1200 nm to 1630 nm)
< 0.2 pW (1200 nm to 1630 nm)
Averaging time (minimal) 100 μs 100 μs
Analog output None Included
Maximum safe input power +16 dBm +16 dBm
Dimensions (H x W x D) 75 mm x 32 mm x 335 mm (2.8” x 1.3” x 13.2”) 75 mm x 32 mm x 335 mm (2.8”x 1.3”x 13.2”)
Weight 0.5 kg 0.5 kg
Recommended
recalibration period
2 years 2 years
Operating temperature +10 °C to +40 °C 0 °C to +45 °C
Humidity Non-condensing Non-condensing
Warm-up time 20 min 20 min
1. Reference Conditions:
• Power level 10 μW (-20 dBm),
continuous wave (CW)
• Fiber 50 μm graded-index, NA = 0.2
• Ambient temperature 23 °C ±5 °C
• On day of calibration (add ±0.3%
for aging over one year, add ±0.6%
over two years)
• Spectral width of source < 10 nm (FWHM)
• Wavelength setting at power sensor must
correspond to source wavelength ±0.4 nm
2. Operating Conditions:
• Fiber ≤ 50 μm, NA ≤ 0.2
• 81634B only: connectors with 2.5 mm fer-
rule with flat face (fiber tip offset not more
than 0.3 mm from 2.5 mm cross-section)
with straight or angled polish
• 81635A only: for LC connector use 81000LI
adapter, not 81002LI; for MU connector
use 81000MI, not 81002MI
• Averaging time 1 s
• Only Agilent 81635A: For fiber 62.5 μm
graded-index (NA = 0.24): add ±2%
• Within one year after calibration,
add 0.3% for second year
• Operating temperature range as specified
humidity: none condensing
3. All states of polarization at constant wave-
length (1550 nm ±30 nm) and constant
power, straight connector, T = 23 °C ±5 °C.
For angled connector (8°) add ±0.01 dB typ.
4. Conditions:
• Wavelength 1550 nm ±30 nm, fixed
state of polarization, constant power
• Temperature 23 °C ±5 °C
• Linewidth of source 100 MHz
• Angled connector 8°
5. Does not include noise
6. Averaging time 1 s, T = 23 °C ±5 °C, ΔT ±1 °C,
observation time 300 s
7. Conditions:
• Wavelengths 1310 nm ±30 nm
and 1550 nm ±30 nm
• Standard single mode fiber,
angled connector min 8°
• T = 23 °C ±5 °C
8. For wavelengths > 1600 nm add ±0.06%/nm
9. For input power > 2 mW add ±0.02 dB
10. Add ±1% for wavelength 900 nm to 950 nm
11. Add ±3.5% for wavelength 900 nm to 950 nm
Power sensor module specifications
Technical Specifications