The GT-C3000 gas alarm controller is wall mounted and can be widely used for gas monitoring in small and medium-sized systems in industries such as petrochemicals, metallurgy, pharmaceuticals, electricity, and urban gas; It can connect to gas detectors with 6 channels of two-wire and three wire 4-20mA signals and up to 128 RS485 bus signals. The controller can be directly connected to the upper computer through Modbus communication, such as DCS PLC、 Industrial computer and other systems; The system has four programmable high-power relay contact outputs.