Method for parameter set up of a module in a gas monitoring and analyzing system, and apparatuses using the same

The present invention provides a method module parameter setting of the gas monitoring analysis system, comprising: a central control device, received with the parameters entered in the sub-module from the user and a unique identifier of the sub-module, wherein the central control unit, from the sub-modules to the received parameter in step, and the central control device, the receipt of the unique identifier from the replaced sub-module, and replacing the said parameter corresponding to the received unique identifier sub-module for storing by mapping the unique identifier transmitting.