The invention discloses a control method and device with a wireless module alarming device. The device is composed of a host and slave machines; one host can be provided with N slave machines; the host comprises a host power source circuit, a host microprocessor, a human-computer interaction interface, a host wireless module, a sensor processing circuit and a plurality of position sensors; each slave machine comprises a slave machine power source circuit, a slave machine microprocessor, keys, a slave machine wireless module, an output driving circuit, an alarming indicating lamp and an alarming loudspeaker; the host microprocessor reads parameters of each sensor through the sensor processing circuit, and then performs operation processing with system setting parameters, communication dataare formed, and the communication data are sent in real time through the host wireless module; and the slave machine microprocessors receive the communication data in real time from the slave machinewireless modules, and by parsing the communication data, work and stopping of slave machine address modifying, or control over the alarming indicating lamps and the alarming loudspeakers through the output driving circuits are performed.