HEU

sDAS HEU (Head End Unit)

sDAS series is a fiber Distributed Antenna System. A sDAS system includes the HEU and RAU. The HEU can take RF signal from any source like Macro/Pico/Femto/Repeater/Small Cell and distributes the signal to RAUs in different locations via a single fiber. Each HEU can hook up six RAUs.

 

Product Model

sDAS HEU-1/3_01

sDAS HEU-1/3_01

 

 sDAS HEU-01_01

sDAS HEU-01_01

 

 sDAS HEU-1/3_01

Specification


RF Interface

Frequency Range

Refer to Table HEU

BTS Antenna Interface

N Type Female x 2, support multiple BTS inputs up
to 4 LTE BTS per port

RF1

RF1 signal from BTS

RF2

RF2 signal from BTS

Input Power Range

+10 ~ +30 dBm per port

Power Overload
Protection

Shut down downlink path when RF input power >
+35dBm per port

Input Return Loss

≧14dB

Fiber Interface

Fiber Connector

SC/APC x 2, each fiber interface supports up to 3ea
RAUs in daisy chain configuration

Wavelength

Downlink : 1550nm Uplink : 1310nm

Laser O/P Power

5.5dBm typical. 4dBm minimum

Optical RX Sensitivity

-8.5dBm

Power,
Control and
Monitoring

Interface

10/100 BaseT, RJ45 connector

Power Input

802.3at

DC Input Range

+36 ~ +58 VDC

Power Consumption

12W

Environmental

Operating Temp Range

0 ~ +45 ℃

Dimensions &
Weight

Dimensions

218 (L) x 146(W) x 42(H) mm

Weight

1.4 Kg

Mounting

Standard 1U rack mount interface

LED


LED

Color

Description

Power

GreenPower on
RedHEU system DC abnormal

HEU

GreenNormal mode
Flash Green1. Calibration mode, or
2. Environment sensing mode, or
3. Firmware upgrade
RedFailure alarm

RF1/RF2

GreenRF signal detected
DarkNo RF signal

RAU1/2/3

GreenRAU has been provisioned and calibrated
Flash GreenRAU has been provisioned but is standby for
calibration or under diagnostic test or firmware
upgrade
RedRAU connection failed after provisioned
DarkRAU doesn’t provision yet

Table HEU


Model No.

Band

Frequency (MHz)

Duplex Mode

HEU-01_011UL1920 ~ 1980FDD
DL2110 ~ 2170
HEU-02_012UL1850 ~ 1910
DL1930 ~ 1990
HEU-03_013UL1710 ~ 1785
DL1805 ~ 1880
HEU-04_014UL1710 ~ 1755
DL2110 ~ 2155
HEU-17_0117UL704 ~ 716
DL734 ~ 746
HEU-28_0128UL703 ~ 748
DL758 ~ 803
HEU-40_01402300 ~ 2400TDD
HEU-41_01412496 ~ 2690

Download


DownloadCatalogDescriptionVersionDate
DownloadsDASHEUv1.02017-10-17
DownloadsDASHEU Dual Band B1/B3 (HEU-1/3_01)v1.02017-10-17
DownloadsDASHEU Dual Band B2/B4 (HEU-2/4_01)v1.02017-10-17
DownloadsDASHEU Public Safety PS700 (HEU-PS7_01)v1.02017-10-19
DownloadsDASsDAS Installation Guidev0.32017-03-13