Fuerte San Fernando and Fuerte BaterÍa San José monitoring, Cartagena de Indias – Colombia

Il forte di San Fernando a Cartagena de Indias, nella zona meridionale dell’isola di Tierrabomba,ha sostituito il forte di San Luis che è stato distrutto durante l’assalto all’isola da parte delle truppe dell’Ammiraglio Vernon. La sua costruzione è iniziata nel 1753, seguendo i disegni preparati dall’ingegnere Juan Bautista Mac Evan. Ha bastioni circolari sormontati dalle […]

Avshar Hadimi Dam – Turkey

Avshar Hadimi Dam, Avshar Region, Turkey

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, […]

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 […]