Wavelength Monitored Unit

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PN: 03030FWM Category:
Huawei WDM-OTN Equipment Test Procedure
In this topic, we take Huawei OSN 8800 as example to show you how to test the WDM/OTN equipment (Huawei OSN 6800 etc)
Learn More


Supports the centralized monitoring of the wavelengths on the OTU board at the transmit end in the system with wavelengths at 50 GHz/100 GHz channel spacing.

Performs centralized monitoring of the fixed-wavelengths on the OTU at the transmit end in a transmission system.

Support monitor the wavelengths in two different optical transmit directions.

Support Optical-layer ASON

TN11WMU01 is a Wavelength Monitored board, to monitors the wavelengths at a 50 GHz/100 GHz channel spacing in the system. TN11WMU01 part number is 03030FWM.

Tech Specs
Front Panel
There are indicators and interfaces on the front panel of the WMU board


Valid Slot
OSN 8800 T32 subrack: TN11WMU01 can be installed in slots IU1-IU8, IU11-IU27, IU29-IU36

OSN 8800 T16 subrack: TN11WMU01 can be installed in slots IU1-IU18

OSN 8800 platform subrack: TN11WMU01 can be installed in slots IU1-IU16

OSN 6800 subrack: TN11WMU01 can be installed in slots IU1-IU17

Optical Interface Parameter
Operating wavelength range nm 1529-1561
Adjacent channel spacing GHz 50/100
Perchannel input optical power range dBm -36 to -16
Detect accuracy for central wavelength GHz <2.5
Detect accuracy for single channel optical power dB <2
Detect range for Central wavelength offset GHz -10 to 10
Mechanical Specifications
Dimensions (mm) 25.4 (W) x 220(D) x 264.6 (H)
Weight (kg) 1
Additional information
Weight 3.0 kg
Dimensions 37.5 × 34.0 × 7.5 cm

Q: How many hardware version WMU have?

A: WMU is available in one functional version, namely, TN11.  The mapping between the board and equipment as below:

Board General 8800 T64 Subrack Enhanced 8800 T64 Subrack General 8800 T32 Subrack Enhanced 8800 T32 Subrack 8800 T16 Subrack 8800 Universal Platform Subrack 6800 Subrack 3800 Chassis

Q: Can I return/exchange board if not compatible with my system?

A: Yes, please tell our sales team your system and main control board version, before purchase.


Q: The board is new or refurbished?

A: Yes, it is original new, not been used.


Q: What is the lead time for TN11WMU01 board?

A: In normal condition is 5 days, better to confirm with our sales team before your purchase.

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