Milan Metro Line 4 – Lorenteggio–Linate – Monitoring of the underpass of railway trails RFI between stations “Forlanini Q.RE” and “Forlanini FS” – Italy

Center for Monitoring of impact of infrastructures on environment, Bucharest – Romania

Under EU financing, a Center for monitoring of impact of infrastructure on environment has been created within Technical University of Bucharest.The project was developed though an International Tender which was awarded to SISGEO. The aim was to provide Technical University with comprehensive list of geotechnical equipment, in order to allow University specialist to deal with […]

Doha Metro – Green Line – Settlement monitoring with MPBX – Qatar

The Doha Metro is part of the Qatar Integrated Rail Programme, which also includes the Lusail City LRT, 38.8 km with 36 stations to be completed in 2016; the West Bay people-mover, a 10 km dual-track, single-bore tunnel with 19 underground stations, linking the new Doha Convention Centre with the West Bay area; a high-speed […]

Istanbul Strait Road tube crossing project – Turkey

Istanbul Strait Road Tube Crossing Project is based in Istanbul and includes tunnel construction, road widening, access ramps and an upgrade of the current operational management and control systems. The intended purpose of this project is to provide a bi-directional, safe, robust, reliable, comfortable, durable and uninterrupted transportation of light vehicles under the Istanbul Strait […]

Third Bosphorus bridge – foundation monitoring works – Turkey

The 3rd Bosphorus Bridge will be the first of its kind in many respects. Once completed, the bridge will have the following features: The widest suspension bridge of the world with a width of 59 meters; the longest suspension bridge of the world with a rail system of 1,048 meters; a suspension bridge with the […]

Sogamoso hydroelectric project – Colombia

Sisgeo worked on the hydroelectric project on Sogamoso river, through Monitoriza, a company of Sisgeo group. Sisgeo supplied and installed all the equipments necessary for this project, located in the north-western area of Colombia, at about 40 km from Bucaramanga. The project concerns the building of a dam 190mt high and 300mt long, of a […]

Monitoring works for the 2014 Sochi Winter Olympic Games – Russia

Sisgeo, thanks to the collaboration with its Russian partners AGT Systems and GPIKO, furnished and installed all the equipments necessary to monitor the most important road and railway works that are under construction in Sochi area, that is the neural centre of 2014 Winter Olympics.The monitored works are: retaining walls for the protection of roads, […]

El Quimbo Hydroelectric project – Colombia

Impregilo is realising in Colombia the hydroelectric power plant of El Quimbo on Magdalena river (in Huila region), on behalf of EMGESA, that is the biggest electric company of the country. The agreement is worth about 250ml of euro. The power plant will have an installed capacity of 400MW. The project includes the building of […]

Hauptsitz der Europäischen Zentralbank – Frankfurt, Deutschland

Der neue Gebäudekomplex der Europäischen Zentralbank wird auf dem Gelände des ehemaligen Großmarkts im Ostend von Frankfurt (Deutschland) errichtet, einschließlich der Großmarkthalle selbst, einer Grundstücksfläche von 120.000 m². Der neue „Skytower“-Doppelturm für das EZB-Gebäude wird 185 m (Nordturm) hoch sein, eine polygonale Form mit 45 Stockwerken haben und in Ost-West-Richtung ausgerichtet sein (der Südturm wird […]

FAQ#116 – How do I configure a WR-Log digital node to read RS485 Sisgeo TIMED sensors?

Sisgeo digital instruments can operate in two powering modes: TIMED or ALWAYS-ON (for more information see F.A.Q.#094).A string of mixed instruments consisting of TIMED gauges and ALWAYS-ON gauges cannot work.The first thing to do is therefore to check that ALL connected instruments in your array are set to TIMED mode.You can check the powering mode […]

FAQ#111 – Why I cannot read correctly my 4-20mA current loop gauge?

It could be a problem connected to the power supply given by the readout or logger. When the power supply is in the current loop (2-wire gauge) it is necessary to consider the effect of voltage drop across the shunt resistor on the voltage applied to the gauge. For example, suppose a 4-20mA gauge requires […]