Touch screen control cabinet

Buy click: https://www.amazon.com/dp/B01IQKH0SK?m=A3ROYT5KW9S5QS&ref_=v_sp_detail_page More products, please pay attention to the official website: www.huafansmart.com Basic parameters Size： 460 mm * 300 mm * 150 mm Weight: about 7 kg Working voltage: AC220V plus or minus 10% 50 hz Output voltage: DC24V Display : 7 inches color LCD touch screen, 800 x 480 resolution Handle: ARM7 The sampling precision: 15 AD Signal input: (1) simulation approach: 1-32 standard 4-20 ma current input, Support 2 wire and 3 wire system (2) digital way: 1-255 road RS485 bus transmitter (analog and digital cannot be used at the same time) Communication interface: 1 road RS232 or RS485 communication interface, Standard Modbus RTU protocol or non-standard, can connect the computer monitor (simulation) only (optional) Data storage: can save more than 3200 gas alarm and boot record, covered by circle type storage. Alarm way : first alarm more than 90 db alarm way; second alarm more than 120 db Control the output: 1 bus relay output, any way alarm when the relay and off. 1-8 road relay output (optional) Temperature range: - 10 ℃ to 50 ℃ Humidity: 15% ~ 70% RH (No condensation) Execution standard: the combustible gas alarm controller GB*-1997 technical requirements and test methods,

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