88
ORL-85/ORL-85P
16 S
PECIFICATIONS
R
ETURN
L
OSS
SPECIFICATIONS
Signal stability
1
Modes
2
Return Loss specifications
1 At ambient temperature range -10 °C to +55 °C,
Δ
T = ±0.3 K
Short term
± 0.02 dB (within 15 min.)
Long term
± 0.20 dB (within 8 h)
2 Signal coding for automatic power meter wavelength detection. Works only
with Viavi power meters e.g. OLP-85
Continuous wave (CW), Modulated (270 Hz,1 kHz, 2 kHz), Auto
λ
Value
Conditions
Selectable wavelengths
1)
BN 2311/21
1) Typically ±20 nm
1310/1550 nm
Selectable wavelengths
1)
BN 2311/23
1310/1550/1625 nm
Display range
0 dB…+75 dB
Measurement accuracy
2)
2) Under reference conditions: 20 °C ±3K, 45 % to 75 % rel. humidity,
Normalization after warm up time of 20 min, FC/APC Connector
±0,70 dB
0…+50 dB
Measurement accuracy
2) 3)
3) After normalization with singlemode mandrel wrap that has > 70 dB return loss
±0,90 dB
+50…+60 dB
Resolution
0,1 dB