Diagram of DC paths
Figure 3. Diagram of DC paths
5
DC IN(H)
DC IN(V)
20V 2A
DTT
H
V
SAT A
SAT B
On
Off
DC to / from
H lines
V lines
DiSEqC
control
DC-DCconverter
Страница 1: ...ontrol for SAT IF and DTT SRM564 SRM584 signals negating the need for any gain or level adjustments in most installations Multiswitch is built into a zinc alloy die cast housing for extreme interference immunity The housing of multiswitches meets more stringent screening requirements according to EN50083 2 class A Control according to EN50494 EN50607 SCR dSCR commands as well as Legacy 13 V 18 V 2...
Страница 2: ...stem Floating voltages can be created in an un earthed system which may cause damage and can be dangerous Momentary short circuit of any cables may be enough to damage the sensitive electronics within the multiswitch or the connected system Always allow plenty of ventilation around the multiswitch and do not allow it to be covered with materials such as loft insulation We recommend at least 5 cm o...
Страница 3: ...o V H Voltage in trunk Power via DC IN Legacy dSCR DTT DiSEqC control DC to from H lines DC to from V lines Low voltage in trunk 27 22 23 19 24 25 26 Manual 13 14 1 2 3 4 5 1 2 3 4 5 6 7 8 9 10 20 11 12 15 16 17 18 21 DC IN H DC IN V 20V 2A H H V 20V 2A V DTT DTT Frequency SAT TV range DTT Trunk loss SAT TV DTT Current consumption 20 V 950 mA max 290 2350 MHz 47 862 MHz 4 dB 4 dB dSCR multiswitch ...
Страница 4: ...SCR output1 pair A UB DTT 16 dSCR output2 pair A UB DTT 17 dSCR output1 pair B UB DTT 18 dSCR output2 pair B UB DTT 19 Wideband Quattro switch 20 DC IN H 20 V power input switchable to H lines by switch pos 21 see Installation instructions 21 DC power to from H trunk lines switch see Installation instructions 22 DC IN V 20 V power input switchable to V lines by switch pos 23 see Installation instr...
Страница 5: ...Diagram of DC paths Figure 3 Diagram of DC paths 5 DC IN H DC IN V 20V 2A 20V 2A DTT H H V SAT A SAT B On Off On Off V DC to from H lines DC to from V lines DiSEqC control DC DC converter ...
Страница 6: ...N OFF WARNING Don t exceed the current capability of system power supply and H trunk lines See Technical characteristics SERIOUS DAMAGE CAN OCCUR IF OVERLOADED 4 Multiswich is powered from lo cal PSU 20 V via DC IN V input see Figure 1 pos 23 Recommended for use is PS202F PSU V trunk lines are DC isolated from it OFF OFF WARNING BEFORE CONNECTION ALWAYS CHECK DC TO FROM H V TRUNK LINES SWITCHES se...
Страница 7: ...ered from DC IN H port Attention increased current consumption Low voltage in H line Multiswitch powered from H line Voltage in H line from another system power point Attention increased current consumption Yellow blank 15 20V 0V OFF OFF 0V 0V Normal operation Multiswitch powered from DC IN V port Green blank 0V 0V ON OFF 15 20V 0V Normal operation Multiswitch powered from V line Blinking Yellow G...
Страница 8: ...DiSEqC command according EN50494 EN50607 Output User Bands UB are the same in all subscriber outputs see Table 3 3 PIN Codes see Table 3 and see chapter Configuration 4 Only one UB plan is set depended of delivery region if you need another plan see chapter Configuration or contact TERRA UAB 5 DC power to H V trunk lines switches set see Figure 1 pos 21 23 in position OFF Table 3 Marking v 0 Marki...
Страница 9: ...tal 96 UB SRM584 SRM584T total 128 UB for use with STBs supporting DiSEqC commands according to standard EN50607 dSCR 2 Default settings Dynamic mode can be changed to Static mode 3 Default setting Satellite A B can be changed to C D see Application diagrams for installation 4 wideband LNBs SAT B C D in the case Quattro LNB IF range input mode PC Windows software can be free downloaded from www te...
Страница 10: ... MHz adjustable dSCR mode dSCR mode output level 84 dBµV adjustable AGC controlled legacy mode output level 78 dBµV AGC controlled typical DTT output level 82 dBµV max 8 DTT channels AGC controlled adjustable DTT loss 18 dB Decoupling SAT IF inputs SAT IF inputs 30 dB SAT IF inputs tap outputs 30 dB SAT IF Terr TV 25 dB DC pass through SAT IF 3 2 A max 1 6 A max through one line trunk lines DTT 20...
