carbon dioxide alternative Fire prevention Halon system replacement Fire safety Control system Fire fighting carbon dioxide alternative Carbon Dioxide Alternative The PRO-2000 can rapidly communicate detailed information back to the DCS or ESD through an RS232 MODBUS, for rapid intervention. It provides the operator with analog values pertaining to combustible and toxic gas levels, as well as the presence of smoke in the protected areas. When it comes to all-in-one fire & gas detection, Securiplex' PRO-2000 is clearly the system of choice.