Description
CWDM is a low-cost WDM transmission technology used for metropolitan area network access. It uses the huge bandwidth of the low-loss area of single mode fiber to couple light of different wavelengths into one optical fiber for transmission.
Mux CWDM Module Features
Low Insertion loss and low PDL
High channel Isolation
Good channel-to-channel uniformit
High Reliability and Stability
Telcordia Compliant
RoHS Compliant
WDM Module Application
ü Broadband networks
ü PON Networks
ü CATV system
ü CWDM system
CWDM Mux Demux Module Specification
| Parameters | Unit | 4CH | 8CH | 12CH | 18CH |
| Operating Wavelength | nm | 1260~1620 |
| Channel Space | nm | 20 |
| Center Wavelength | nm | ITU,ITU+1 |
| Center Wavelength y Accuracy | nm | ±0.8 |
| Pass band @-0.5dB | nm | ±6.5 |
| Port Insertion Loss | dB | ≤1.3 | ≤2.6 | ≤3.6 | ≤3.8 |
| Link Loss | dB | ≤2.1 | ≤3.3 | ≤4.1 | ≤4.3 |
| Isolation | Adjacent | dB | ≥30 |
| | Non-adjacent | dB | ≥40 |
| Ripple | dB | ≤0.5 |
| Polarization Dependent Loss | dB | ≤0.2 |
| Return Loss | dB | ≥40 |
| Directivity | dB | ≥50 |
| Power | mw | ≤300 |
| Fiber Type | / | G657.A1(0.9mm Tube, 2.0mm Tube) |
| Fiber Length | m | 0.5+/-0.05&Customized |
| Connector | / | LC/UPC&Customized |
| Operating Temperature | ℃ | -20~75 |
| Storage Temperature | ℃ | -40~85 |
| Housing | mm | 155*129*29,215*190*42,484*250*44 |
NOTE:
All specifications include all states of polarization and all operating temperature and all wavelength ranges specified.
All the data are without connectors, insertion loss of one pair conector is less than 0.3dB.
Mux Demux Module Structure Diagram (Refer to the below)
Mechanical Dimensions (Refer to the below)
CWDM Mux Demux Module Dimension:215*190*42mm
CWDM Mux Demux Rack Dimension:484*250*44mm
YINGDA Production line:
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