ATENG 10970 — Computer Controlled Satellites Unit
(for main items)
- With this unit there are several options and possibilities:
- Main items: 1, 2, 3, 4, 5 and 6.
- Optional items: 7, 8 and 9.
- Let us describe first the main items (1 to 6):
- 1ESA. Unit:
- Satellite Ground Transmitter Station (in metallic box):
Block diagram on the front panel with the components of the Satellite Ground Transmitter Station.
Different test points to connect to the Control Signal and Data Acquisition Module, to visualize in the
computer the internal signals and the intermediate steps in the modulation of a signal and generation
of the uplink.
Possibility of insert different faults to test the response of the system to components failure.
- Generators:
- Analog generator:
Analog signal parameters configured with the
software.
- Audio frequency range: 0 Hz to 100 Hz.
- Digital generator:
Digital signal parameters configured with the
software.
One byte sent per cycle.
Satellite Ground Transmitter Station
- Modulators: + Satellite Ground Receiver Station
- Control Signals and Data Acquisition Module
- Analog modulator:
ATENG 12619 modulator based on voltage controlled Oscillator.
- Digital modulator:
DQPSK modulator based on PSK modulator.
- Up Converter (two steps up-converter): receive the original modulated signal and generates the
- uplink to be transmit to the Satellite Repeater:
- First local oscillator: 10 kHz.
- Second local oscillator: 916 MHZ.
BNC connector to Satellite Ground Transmitter Antenna.
- Satellite Repeater (in metallic box):
Block diagram on the front panel with the components of the Satellite Repeater.
Different test points to connect to the Control Signal and Data Acquisition Module, to visualize in the
computer the internal signals and the intermediate steps in the Satellite Repeater.
Possibility of insert different faults to test the response of the system to components failure.
- Down converter (two steps down-converter): receive the uplink and recover the original modulated
- signal:
- First local oscillator: 916 MHZ. Satellite Repeater
- Second local oscillator: 10 kHz.
BNC connector to Satellite Receiver Antenna.
- Up converter (two steps up-converter): receive the original modulated signal and generates the
- downlink to be transmit to the Satellite Ground Receiver Station:
- First local oscillator: 8 kHz.
- Second local oscillator: 869 MHZ.
BNC connector to Satellite Transmitter Antenna.
- Satellite Ground Receiver Station (in metallic box):
Block diagram on the front panel with the components of the Satellite Ground Receiver Station.
Different test pointsto connect to the Control Signal and Data Acquisition Module, to visualize in
the computer the internal signals and the intermediate steps in the reception of the downlink and
demodulation of a signal.
Possibility of insert different faults to test the response of the system to components failure.
- Down converter (two steps down-converter): receive the downlink and recover the original modulated
- signal:
- First local lscillator: 869 MHZ.
- Second local lscillator: 8 kHz.
BNC connector to Satellite Ground Receiver Station Antenna.
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Complete Technical Specifications (for main items)
- Demodulators:
- Analog Demodulator:
ATENG 12619 demodulator based on PLL circuit.
- Digital Demodulator:
DQPSK demodulator based on costas loop circuit.
- Four Antennas for the Satellite Ground Transmitter and Receiver stations and the Satellite Repeater:
- Horn antenna:
Operates in the microwaves band of frequencies.
Sectorial horn antenna.
Flared in the direction of the magnetic plane (H-plane).
- Antenna holder and structure:
Fixed antenna holder.
- The complete unit includes as well:
Advanced Real-Time SCADA.
Open Control + Multicontrol + Real-Time Control.
Specialized Control Software based on LabVIEW.
National Instruments Data Acquisition board (250 KS/s, kilo samples per second).
Projector and/or electronic whiteboard compatibility allows the unit to be explained and
demonstrated to an entire class at one time.
Capable of doing applied research, real industrial simulation, training courses, etc.
Remote operation and control by the user and remote control for technical support,
are always included.
Totally safe, utilizing 4 safety systems (Mechanical, Electrical, Electronic & Software).
Designed and manufactured under several quality standards.
Optional ICAI software to create, edit and carry out practical exercises, tests, exams,
calculations, etc. Apart from monitoring user's knowledge and progress reached.
This unit has been designed for future expansion and integration. A common expansion is
the Scada-Net (ESN) System which enables multiple students to simultaneously
operate many units in a network.
- Control Signal and Data Acquisition Module:
The Control Interface Box is part of the SCADA system.
Metallic box.
- Control & Faults: To connect to the different Control & Faults connectors of the unit.
Three DB-9 connectors to Satellite Ground Transmitter/Receiver Stations and Satellite
Repeater.
- Data Acquisition: To connect to the different test points of the unit. Control Signal and
Four BNC connectors to analog inputs. Data Acquisition Module
250.000 samples per second in each channel.
- Voltage range: ±10 V.
- 3 DAB. Data Acquisition Board:
The Data Acquisition board is part of the SCADA system.
PCI Express Data acquisition board (National Instruments) to be placed in a computer slot. Bus
PCI Express.
- Analog input:
Number of channels= 16 single-ended or 8 differential. Resolution=16 bits, 1 in 65536.
- Sampling rate up to: 250 KS/s (kilo samples per second).
- Input range (V)=±10 V. Data transfers=DMA, interrupts, programmed I/0. DMA channels=6.
- Analog output:
Number of channels=2. Resolution=16 bits, 1 in 65536. DAB
- Maximum output rate up to: 900 KS/s.
- Output range (V)=±10 V. Data transfers=DMA, interrupts, programmed I/0.
- Digital Input/Output:
- Number of channels=24 inputs/outputs. D0 or DI Sample Clock frequency: 0 to 100 MHz.
- Timing: Number of Counter/timers=4. Resolution: Counter/timers: 32 bits.
The Data Acquisition board model may change at any moment, providing the same or better
features than those required for the unit.
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Complete Technical Specifications (for main items)
- 4 ESA/CCSOF. Computer Control + Data Acquisition + Data Management Software:
The three softwares are part of the SCADA system.
It works in conjunction with the “Control Signal and Data Acquisition Module” and it
- used to perform several tasks:
Generation configuration of the analog and digital signals that the user wants to
transmit through the Satellite link.
Select the desired test points in the Satellite Ground Transmitter Station, Satellite
Ground Receiver Station and the Satellite Repeater to be visualized.
Select the desired fault in the Satellite Ground Transmitter Station, Satellite Ground
Receiver Station and the Satellite Repeater to analyze the response of the system.
Compatible with actual Windows operating systems. Graphic and intuitive simulation of the
process in screen. Compatible with the industry standards.
Registration and visualization of all process variables in an automatic and simultaneous way.
Flexible, open and multicontrol software, developed with actual windows graphic systems,
acting simultaneously on all process parameters.
ESA/CCSOF
Management, processing, comparison and storage of data.
Sampling velocity up to 250 KS/s (kilo samples per second).
It allows the registration of the alarms state and the graphic representation in real time.
Comparative analysis of the obtained data, after the process and modification of the conditions during
the process.
Open software, allowing the teacher to modify texts, instructions. Teacher’s and student’s
passwords to facilitate the teacher’s control on the student, and allowing the access to different work
levels.
This unit allows the 30 students of the classroom to visualize simultaneously all the results
and the manipulation of the unit, during the process, by using a projector or an electronic
whiteboard.
5 Cables and Accessories, for normal operation.
- 6Manuals:
- This unit is supplied with 8 manuals: Required services, Assembly and Installation, Control Signals
and Data Acquisition Module and Control software, Starting-up, Safety, Maintenance, Calibration &
Practices manuals.
- References 1 to 6 are the main items: ATENG 10970 + Control Signals and Data Acquisition Module + DAB + ESA/CCSOF + Cables and
Accessories + Manuals are included in the minimum supply for enabling normal and full operation.
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