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2T2R 4 Way Optical Node Work Station
2T2R 4 Way Optical Node Work Station
2T2R 4 Way Optical Node Work Station
2T2R 4 Way Optical Node Work Station
2T2R 4 Way Optical Node Work Station
2T2R 4 Way Optical Node Work Station
2T2R 4 Way Optical Node Work Station
2T2R 4 Way Optical Node Work Station
2T2R 4 Way Optical Node Work Station
2T2R 4 Way Optical Node Work Station
2T2R 4 Way Optical Node Work Station

4 Way Optical Node Work Station, (DT-OR1004-2T2R),Outdoor 

optical node can be configured 4 Pcs RF Ports,Configured 2 

forward path optical receiver modules, 2 return path optical

Model: DT-OR1004-2T2R Brand: DAYTAI
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Product Description

4 Way Optical Node Work Station, (DT-OR1004-2T2R),Outdoor optical node can be configured 4 Pcs RF Ports,Configured 2 

forward path optical receiver modules, 2 return path optical transmitter modules,1 Ethernet transponder module and 2

 switching power supply modules at most. Adopts advanced optical AGC technology, the adjustment of output level and

 output slope both adopt fixed inserter. Add LED nixie tube display function,(Forward Part Optical Parameters:Optical AGC

 control range:+2~-8/-7/-6/-5 dBm adjustable,Optical Return Loss:>45dB,Optical Receiving Wavelength:1100 ~ 1600,Optical

 Connector Type:FC/APC, SC/APC OR specified by the user,Optical Fiber Type:Single mode.Link Performance:C/N:≥ 51dB,C/CTB

:≥ 65dB,C/CSO:≥ 60dB.RF Parameters:Frequency Range:54/85 ~862/1003MHz,Rated Output Level:≥108dBμV,Max Output 

Level:≥ 114dBμV,Output Return Loss:(85 ~550MHz) ≥16 / (550~1000MHz) ≥14dB),(Return Part Optical Parameters:Optical 

Transmit Wavelength:1310±10, 1470±10,1550±10, 1530±10,1590±10,1610±10nm OR specified by the user,Optical Connector 

Type:FC/APC, SC/APC OR specified by the user.RF Parameters:Frequency Range:5 ~ 42/65MHz OR specified by the user,Input 

Level:75~ 85dBμV,Input Return Loss:≥16dB),Dimension:460mm(L)×282mm(W)×175mm(H),Add SNMP( Network Management) 

is optional,Add transponder is optional,Add Return path optical transmit modulesFP(G) isolation is optional,Single Power OR 

Double Power is optional,Power Supply:AC (150~265V) OR AC (35~90V),Power Plug:European standard Plug or American

 standard Plug is optional.

Features

⊙Built-in perfect condition monitoring circuit, and support Ethernet transponder.

⊙Reserved C-CMTS forward path and return path RF interface, support DOCSIS EOC networking scheme.

⊙The attenuation and equilibrium control circuit adopts fixed inserter, and achieve remote monitoring by NMS.

⊙Forward path optical receiving part: RF operating bandwidth extended to 1GHz, each way maximum output level up to 114dBμv.

⊙Forward path optical receiving part adopts advanced optical AGC technology, the input optical power range extended to -8~+2dBm.

⊙RF amplifier part adopts quick plug modular design, can quickly replace RF amplifier module without dismantling the RF cable connector.

⊙Built-in tri-state gate switch circuit in the return path. Three states passthrough, -6dB and OFF can be remote set by network management responder.

Specification

Item

Unit

Performance Parameters


Forward Part


Optical Parameters


Optical AGC control range

dBm

+2-8/-7/-6/-5 adjustable


Optical Return Loss

dB

>45


Optical Receiving Wavelength

nm

1100 ~ 1600


Optical Connector Type

FC/APC, SC/APC or specified by the user


Optical Fiber Type

Single mode


Link Performance


C/N

dB

≥ 51

-1dBm optical input, output level 108dBμV,

EQ 8dB


C/CTB

dB

≥ 65


C/CSO

dB

≥ 60


RF Parameters


Frequency Range

MHz

54/85 ~862/1003


Flatness in Band

dB

±0.75


Rated Output Level

dBμV

≥ 108

(when the optical AGC control range is +2-8)


Max Output Level

dBμV

≥ 114

(when the optical AGC control range is +2-5)


Output Return Loss

dB

(85 ~550MHz) ≥16 / (550~1000MHz) ≥14


Redundant Receiver Isolation

dB

≥75


Output Impedance

Ω

75


Return Part


Optical Parameters


Optical Transmit Wavelength

nm

1310±10, 1470±10,1550±10, 1530±10,1590±10,

1610±10,  (or specified by the user)


Laser Type

DFB or FP laser


Output Optical Power

mW

1,2,3


Optical Connector Type

FC/APC, SC/APC (or specified by the user)


RF Parameters


Frequency Range

MHz

5 ~ 42/65 (or specified by the user)


Flatness in Band

dB

±0.75


Input Level

dBμV

75~ 85


Input Return Loss

dB

≥16


Independent Transmit Isolation

dB

≥60


Input Impedance

Ω

75


NPR dynamic range

dB

≥15 (NPR≥30 dB)

Use DFB laser

≥10 (NPR≥30 dB)

Use FP laser


RF Parameters of C-CMTS interface

CMTS_DS

forward path insertion port level

dBμV

100±2

CMTS_US

return path output gain

dB

0±1

PortCMTS_US OUT

Isolation (forward path—CMTS_US return path output)

dB

≥70

General Performance

Power voltage

V

AAC150~265VBAC35~90V

Feed current through

A

10

Operating temperature

-40~+60

Storage temperature

-40~+70

Relative humidity

%

Max 95% no condensation

Consumption

VA

≤ 42

Dimension

mm

460L×282W×175H

 

 Order information

Item

DAYTAI Model

Description

1

DT-OR1004-1T1R

Configured 1 forward path optical receiver modules, 1 return path optical transmitter modules

2

DT-OR1004-2T2R

Configured 2 forward path optical receiver modules, 2 return path optical transmitter modules

3

Optional Configuration:

4

Forward Part 

Optical Parameters

Optical Connector Type

FC/APC, SC/APC OR specified by the user

5

RF Parameters

Frequency Range

54 or 85 ~862 or 1003MHz

6

Return Part

Optical Parameters

Optical Transmit Wavelength

1310±10,1470±10,1550±10,1530±10,1590±10,1610±10,(or specified by the user)

Laser Type

DFB or FP laser

Optical Connector Type

FC/APC, SC/APC OR specified by the user

RF Parameters

Frequency Range

5 ~ 42 or 65MHz (or specified by the user)

7

Transponder

Add transponder is optional

8

SNMP

Add SNMP (Simple Network Management Protocol) is optional

9

FP(G) isolation

Add Return path optical transmit modules FP(G) isolation is optional

10

Power Supply

Single Power OR Double Power is optional

AC (150~265V) OR AC (35~90V)

European standard Plug or American standard Plug is optional

 


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