Panel mounted four gas alarm controller / product performance and features SNK6000 type four gas alarm panel-mounted gas alarm panel mounted four gas alarm controller 1) standard alarm control panel mounted for easy access two-wire and three-wire probe 2) LED display for each channel individually concentration, easy to observe 3) can be set individually for each channel two alarm 4) 999 alarm records information 5) clock can run in the background, making the interface more clear 6 ) supports the valve, exhaust programmable relay control 7) Support RS485 upload feature (optional) 8) may receive any 4-20mA gas alarm controller through the series designated by the State authority to review and inspection. This series of alarms meet the national standard "GB16808-1997 combustible gas alarm controller," the technical requirements. Technical Parameters panel mounted gas alarm controller of the large ones 4 alarm sound> 90dB Power 220V 4-20mA input signal power <15W indication accuracy 0.1% 3 LED display shows the relative humidity of 10 ~ 90% RH (non-condensing) Dimensions See the kind of atmospheric pressure 86 ~ 106Kpa installation disk mounted Temperature 0? C ~ + 40? C gas ppm, LEL,% Vol Storage Temperature -20? C ~ + 70? C adjustment buttons to adjust the way, lock node output 6x5A @ AC220V alarm levels can be set individually for each channel two alarm signal output RS-485 (optional)