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  9. Televes OMS12T User manual

Televes OMS12T User manual

TWIN dSCR / UNIVERSAL OPTICAL CONVERTER
Ref. 237201 OMS12T
Elements description
Important installation conditions:
• Before handling or connecting the equipment,
please read this manual.
• Before powering ON the equipment for the rst
time, please ensure that all cables are correctly
connected.
• When the unit is install for the rst time, please wait
about 10 seconds before check levels and quality.
The unit may take some seconds to calibrate.
• If there are any changes made to the passive
optical network, all the optical converters units
connected should be power cycled.
• Please allow air circulation around the equip-ment.
• Do not place the equipment near sources of heat or
in excessively moisture conditions.
• Do not place the equipment where it may be aected
by strong vibrations or knocks.
• Green LED:
- The LED will ash if no RF Power is detected or if
there is no optical power.
-The LED will be constantly lit if RF power is detected.
How to use the equipment safely:
• If any liquid or object falls inside the equipment,
please contact a specialized technician.
• Do not connect the equipment until all the other
connections have been made.
Precautionary measures with the
connection point:
• Take special care to avoid damaging the unprotected
ends of the connectors, as small scratches, impurities
and/or particles of dirt, oil, grease, sweat etc. may
signicantly aect the quality of the signal.
•
To clean the ends of the connectors, wipe with an
appropriate cleaning wipe moistened with isopropyl
alcohol, specic for the cleaning of optical elements.
Make sure the alcohol evaporates fully before
connecting.
• Keep the connector covers and cable caps in a safe
place in case they are needed in the future.
• Always t the covers on the connectors of devices
that are not connected to cables to prevent the laser
beam from damaging the eyes.
Instructions for the optical connection:
1
Align the FC/PC connector Key-Way (Type R)
with the receptable Key-Way.
2
Push rmly to locate the key-ways, and then
rotate the coupling ring.
Receptable key-way
Connector key-way
Coupling ring
Rotate clock-wise to nish
Mounting instructions
Place the plastic cover over the unit, and then slide down to click into place. Making sure not to damage the bre.
1. Optical Input
2. Terr. + Satellite output (Legacy/SCR I(EN50494)/
SCRII (EN50607)/ SKY SCR)
3. Terr. + Satellite output (Legacy/SCR I(EN50494)/
SCRII (EN50607)/ SKY SCR)
4. Status Indicator LED
5. DC Power
2017 © Copyright, Televés S.A.
237201 = OMS12T
RF Output
Satellite
Horizontal High Band MHz 1100 - 2150 ≥15.5V +
22KHz
Vertical High Band MHz 1100 - 2150 ≤14.5V +
22KHz
Horizontal Low Band MHz 950 - 1950 ≥15.5V
Vertical Low Band MHz 950 - 1950 ≤14.5V
Return Loss dB ≥ 10
Nominal Impedance Ω 75
Gain Variation Across Band dB ≤ 7
Terrestrial Rejection dB 35
Nominal Outputs Level (Legacy) dBμV 75 *
SCR
SCR Standard EN50494 (SCR I)/
EN50607 (SCRII)/SKY UK
dSCR User Bands 2x16
Nominal Outputs Level (dCSR) dBμV 72(Typ)
FM/DAB/DTT
RF Frequency Range MHz
47 - 790
FM 88 - 108
DAB 174 - 240
DTT 470 - 790
Return Loss dB ≥ 10
Nominal Impedance Ω 75
Gain Variation Across Band dB ≤ 5
Satellite Rejection dB 35
Typical Outputs Levels
Multiplexes
dBμV
FM/DTT DAB
17664
67160
237201 = OMS12T
Optical Input
Optical
Optical Wavelenght nm 1100 ... 1650
Optical Return Loss dB 45
Optical Input Power Mín. dBm -12
Max. -3
General
Electrical
Power Supply Voltage V 20 by AC/DC adaptor
Current Consumption mA ≤ 430
Mechanical
Temperature ranges Operating ºC -5 ... +50
Storage -40 ... 70
Optical Input Typ FC / PC
RF Output connectors Typ F- female
Weight g 450
Dimensions mm 136 x 135 x 46
(*) An oscillation can occur due to satellite transmission levels
Typical aplication
DECLARACIÓN DE CONFORMIDAD DECLARATION OF CONFORMITY DECLARAÇÃO DE CONFORMIDADE DECLARATION DE
CONFORMITE DICHIARAZIONE DI CONFORMITÀ DEKLARACJA ZGODNOŚCI KONFORMITÄTSERKLÄRUNG ΠΙΣΤΟΠΟΙΗΤΙΚΟ
ΣΥΜΜΟΡΦΩΣΗΣ FÖRSÄKRAN OM ÖVERENSSTÄMMELSE ДЕКЛАРАЦИЯ СООТВЕТСТВИЯ
https://doc.televes.com
EN50607 EN50494
UB 5 6 7 8 9 10111213141516 1 2 3 4
FREQ 958 1050 1115 1275 1340 1485 1550 1615 1745 1810 1875 1940 1210 1420 1680 2040
Sky UK
UB 3 9 11 14 15 16 17 18 19 20 21 22 23 24 25 26
FREQ 1680 1280 1380 1480 980 1030 1080 1130 1530 1580 1630 1730 1780 1830 1880 1930
PON
Passive Optical
Network
SAT
SAT
237201_002_EN
SKY Q
DCSS MODE
SKY STB
LEGACY MODE

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