WITH ALL THE COVERS CLOSED TO PREVENT ELECTRICAL HAZARDS AND COMPLY WITH EMC STANDARDS. ——— MAINS VOLTAGE MAY KILL ——— SIELCO srl - Via Toscana, 57/59 - 20090 BUCCINASCO (Mi) - ITALY - tel. 02 - 45713300 - www.sielco.org Page 4...
95-250 Vac range with no intervention and a 24 V back-up battery input is provided too. Page 5 SIELCO srl - Via Toscana, 57/59 - 20090 BUCCINASCO (Mi) - ITALY - tel. 02 - 45713300 - www.sielco.org...
"PLL Lock": both these two should be green in correct operation. A RF Monitor output connector is located also on the front panel for easy test on the field SIELCO srl - Via Toscana, 57/59 - 20090 BUCCINASCO (Mi) - ITALY - tel. 02 - 45713300 - www.sielco.org Page 6...
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No internal or external preset is needed to correctly perform on 110 - 240V~ mains range Transmitter block diagram Page 7 SIELCO srl - Via Toscana, 57/59 - 20090 BUCCINASCO (Mi) - ITALY - tel. 02 - 45713300 - www.sielco.org...
The first one, "Modulation", is activated by low or absent modulation; the last one is the general "Alarm" led. SIELCO srl - Via Toscana, 57/59 - 20090 BUCCINASCO (Mi) - ITALY - tel. 02 - 45713300 - www.sielco.org Page 8...
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- A parallel control port, Dsub9 male type - An optional "N+1" parallel control port on a DB9 female type connector. Receiver block diagram Page 9 SIELCO srl - Via Toscana, 57/59 - 20090 BUCCINASCO (Mi) - ITALY - tel. 02 - 45713300 - www.sielco.org...
This current is capable to deeply discharge the battery array in case of prolonged mains absence. Always remove the battery array if the system is off-line SIELCO srl - Via Toscana, 57/59 - 20090 BUCCINASCO (Mi) - ITALY - tel. 02 - 45713300 - www.sielco.org Page 14...
The goods shall be delivered carriage prepaid to the laboratory and shall be returned freight forward. This guarantee does not cover any consequential damage due to non-operation or faulty operation. Page 17 SIELCO srl - Via Toscana, 57/59 - 20090 BUCCINASCO (Mi) - ITALY - tel. 02 - 45713300 - www.sielco.org...
For the detailed description of each module on the following pages, refer to the corresponding electrical diagram, in the relevant section of the manual. SIELCO srl - Via Toscana, 57/59 - 20090 BUCCINASCO (Mi) - ITALY - tel. 02 - 45713300 - www.sielco.org Page 18...
While the CPU control board is identical to that of the transmitter, the internal microcontroller incorporates its own different firmware for this task. Page 19 SIELCO srl - Via Toscana, 57/59 - 20090 BUCCINASCO (Mi) - ITALY - tel. 02 - 45713300 - www.sielco.org...
INTERNAL CPU AND FIRMWARE RELEASE. WARRANTY, IN THIS CASE, IS LIMITED TO SUBSTITUTION OF THE CPU CONSIDERED AS NOT-FUNCTIONAL OR TO ITS REFUND. SIELCO srl - Via Toscana, 57/59 - 20090 BUCCINASCO (Mi) - ITALY - tel. 02 - 45713300 - www.sielco.org Page 20...
In this case gaining again access to the apparatus will require factory reprogramming or changing the internal CPU. Page 21 SIELCO srl - Via Toscana, 57/59 - 20090 BUCCINASCO (Mi) - ITALY - tel. 02 - 45713300 - www.sielco.org...
TO ANYBODY WHO IS NOT CUSTOMED TO INSERT AND MANAGE THE PASSWORD SYSTEM. WE RECOMMEND HENCE TO LIMIT THE PASSWORD USE ONLY WHERE STRICTLY REQUIRED. SIELCO srl - Via Toscana, 57/59 - 20090 BUCCINASCO (Mi) - ITALY - tel. 02 - 45713300 - www.sielco.org Page 22...
In the following pages we will examine each menu field and option, with reference to these numbers. Page 23 SIELCO srl - Via Toscana, 57/59 - 20090 BUCCINASCO (Mi) - ITALY - tel. 02 - 45713300 - www.sielco.org...
DISPLAY CONTRAST SETUP 01 JAN 10 17:22:00 DATE & CLOCK SETUP ELAPSED TIME COUNTER PASSWORD SETUP MODEL SETUP SIELCO srl - Via Toscana, 57/59 - 20090 BUCCINASCO (Mi) - ITALY - tel. 02 - 45713300 - www.sielco.org Page 24...
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If the security authorisation is granted at least for the first level, rotating the jog will give access to the subsequent menu field #01. Otherwise a valid password will be requested (see #20). Page 25 SIELCO srl - Via Toscana, 57/59 - 20090 BUCCINASCO (Mi) - ITALY - tel. 02 - 45713300 - www.sielco.org...
Page 26
This field shows the direct and reflected power actually delivered. Not all the transmitter models and especially those on the SHF 1300-2600 MHz range shows the reflected power. SIELCO srl - Via Toscana, 57/59 - 20090 BUCCINASCO (Mi) - ITALY - tel. 02 - 45713300 - www.sielco.org Page 26...
Page 27
This field shows the actual left and right peak modulation as two moving bars. A vertical line marks 0dB position and the same considerations as in the previous menu are still valid. Page 27 SIELCO srl - Via Toscana, 57/59 - 20090 BUCCINASCO (Mi) - ITALY - tel. 02 - 45713300 - www.sielco.org...
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(n.a.). In addition this field shows the currente data and clock in 24 hours format. SIELCO srl - Via Toscana, 57/59 - 20090 BUCCINASCO (Mi) - ITALY - tel. 02 - 45713300 - www.sielco.org Page 28...
Care must be paid not to exceed the licensed value or the maximum power allowed on the transmitter's model. Page 29 SIELCO srl - Via Toscana, 57/59 - 20090 BUCCINASCO (Mi) - ITALY - tel. 02 - 45713300 - www.sielco.org...
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+2.5dB, which corresponds to 100kHz-peak deviation. SIELCO srl - Via Toscana, 57/59 - 20090 BUCCINASCO (Mi) - ITALY - tel. 02 - 45713300 - www.sielco.org Page 30...
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Field #30: Time & date setup DATE & CLOCK SETUP 31 JAN 10 13:45:00 This field permits to edit either date and time Page 31 SIELCO srl - Via Toscana, 57/59 - 20090 BUCCINASCO (Mi) - ITALY - tel. 02 - 45713300 - www.sielco.org...
Page 32
This is explicitly done to impede to unauthorised personnel to display equipment parameters, if required. The functioning of the equipment is not influenced by this state. Any attempt SIELCO srl - Via Toscana, 57/59 - 20090 BUCCINASCO (Mi) - ITALY - tel. 02 - 45713300 - www.sielco.org Page 32...
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The alarm reset is automatic and requires no action from the user. The apparatus has no alarm historical memory. Page 33 SIELCO srl - Via Toscana, 57/59 - 20090 BUCCINASCO (Mi) - ITALY - tel. 02 - 45713300 - www.sielco.org...
Page 34
When "Remote Locked", the apparatus cannot be changed in its presets from front panel knob before exciting from this condition. SIELCO srl - Via Toscana, 57/59 - 20090 BUCCINASCO (Mi) - ITALY - tel. 02 - 45713300 - www.sielco.org Page 34...
The equipment model set is limited to an internal list for which the controller is preset. This field proposes about ten frequency ranges. Choosing an incorrect frequency range will surely impede the equipment to work. Page 35 SIELCO srl - Via Toscana, 57/59 - 20090 BUCCINASCO (Mi) - ITALY - tel. 02 - 45713300 - www.sielco.org...
Page 38
There is no need to mute the modulation or to do any special action to measure it. SIELCO srl - Via Toscana, 57/59 - 20090 BUCCINASCO (Mi) - ITALY - tel. 02 - 45713300 - www.sielco.org Page 38...
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0, 25, 50 and 75µs. The de- emphasis function may be separately preset on the mono and the decoded stereo outputs, if present. SIELCO srl - Via Toscana, 57/59 - 20090 BUCCINASCO (Mi) - ITALY - tel. 02 - 45713300 - www.sielco.org Page 40...
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("Remote Locked"). In this case every temptative to change the setup will invoke menu field #21 to permit local control. SIELCO srl - Via Toscana, 57/59 - 20090 BUCCINASCO (Mi) - ITALY - tel. 02 - 45713300 - www.sielco.org Page 42...
All symbols used in schematics are in accordance to IEC 60617:2012. Refer to the above mentioned standard for their comprehension. Page 43 SIELCO srl - Via Toscana, 57/59 - 20090 BUCCINASCO (Mi) - ITALY - tel. 02 - 45713300 - www.sielco.org...
Page 51
E1226, Electrical basic diagram VALUE AND DIAGRAMS SHOWN ARE ONLY EXEMPLIFICATIVE AND DO NOT NECESSARILY REFLECT REAL COMPONENTS Module layout Page 51 SIELCO srl - Via Toscana, 57/59 - 20090 BUCCINASCO (Mi) - ITALY - tel. 02 - 45713300 - www.sielco.org...
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E1245M, Electrical basic diagram VALUE AND DIAGRAMS SHOWN ARE ONLY EXEMPLIFICATIVE AND DO NOT NECESSARILY REFLECT REAL COMPONENTS Module layout SIELCO srl - Via Toscana, 57/59 - 20090 BUCCINASCO (Mi) - ITALY - tel. 02 - 45713300 - www.sielco.org Page 58...
All symbols used in schematics are in accordance to IEC 60617:2012. Refer to the above mentioned standard for their comprehension. Page 59 SIELCO srl - Via Toscana, 57/59 - 20090 BUCCINASCO (Mi) - ITALY - tel. 02 - 45713300 - www.sielco.org...
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