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DAS Transceiver Module

  • DAS Transceiver Module
DAS Transceiver Module

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Optical Specifications

Parameter

Min

Typ.

Max

Unit

Remark

Sensing Distance

 

20

40

km

 

Warm up Time

 

 

15

Min

 

UNL/EDFA

Central Wavelength

-

1550.12

-

nm

 

Linewidth

-

-

3

KHz

SM laser

Pulse Width

60

100

-

ns

 

Repetiton Frequency

-

10

20

KHz

 

Pulse Peak Optical Power

 

23

30

dBm

 

AOM

Rise/Down Time

-

-

30

ns

Driver built-in

Input Impedance

 

50

 

Ohm

Shift Frequency

 

80

 

MHz

BPD

Wavelength

800~ 1700

nm

 

Gain

30K

V/A

Coupling Mode

AC

 

Bandwidth of Output Signal

100

MHz

Detecting Channel

Single-channel

 

Modulation Mode

External Modulation


Working Environment

Parameter

Min.

Typ.

Max.

Unit

Working Temperature Range

- 15

25

55

Storage Temperature Range

-20

-

70

Relative Humidity

5

-

95

%

Working Humidity Range

10

-

95

%

Note 1: With high and low temperature without wind environment, the unit can working normally for 2h.

Note 2: When testing or using the unit, it is necessary to install the unit on the heat sink, and maintain good ventilation as far as possible, so as to avoid overheating affecting the performance of the product. It is recommended to install the module on the aluminum heat sink, and the volume of the aluminum heat sink should  be greater than 2.4* 10^5mm³ . It is recommended that a 1mm thermal conductive silicone pad or grease be applied between the aluminum block and the module for heat dissipation.


Electrical Specifications

Parameter

Min.

Typ.

Max.

Unit

Power Supply

11.4

12

12.6

V

Power Consumption

-

-

30

W

Working Current

-

1.5

2.5

A


Connector Type

Connector Mode: 691325310004, 4 pin/3.81 spacing/Female connector

Communication Interface: RS232

Pin Definition:

Pin

Name

Attribute

Color

Electric Level

Description

1

VCC

 

Red

 

+12V Positive pole of power

2

GND

 

Black

 

+12V GND

3

TXD

O

Red

RS_232

RS232 Communication emitter

4

RXD

I

Yellow

RS_232

RS232 Communication receiver


Pigtail

Items

Specifications

Fiber Type

900um Cable

Pigtail Length(mm)

1000±10

Fiber Color

White

Connector Type

FC/APC


Interface

Interface

Label

Description

Interface Type

 

Electrical

DC +12V

DC +12V power supply

Red high temperature resistant silver plated wire

GND

DC power GND

Black high temperature resistant silver plated wire

Communication

RS232

Serial communication

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