Country:China>Shaanxi>Xian
Room No.1,3rd Floor,Xi'an Railway Engineering Building ,No.205 Jinhua North Road.
Company:Xi'an HuaFan Instrument Co.,Ltd
Mobile:15702972370
Tell13227730321
Buy click: https://www.amazon.com/dp/B01IP1IEJO?m=A3ROYT5KW9S5QS&ref_=v_sp_widget_detail_page More products, please pay attention to the official website: www.huafansmart.com Basic parameters Size：480 mm * 250 mm * 130 mm Weight: about 6 kg Working voltage: AC220V 50 hz Output voltage: DC24V Channel number: 4, 6, 8 road Display mode: multiplex highlight digital tube display directly Signal input: 1-8 standard 4-20 ma current loop road input, support two wire and three-wire system all sorts of transmitter Response time: 8 seconds or less Signal output: (optional) 1-8 standard 4-20 ma current loop output, and with input signal one to one Communication interface: (optional) 1 road RS232 and RS485 digital bus interface, Standard Modbus RTU protocol or non-standard, can connect the computer monitor Control output：1-8 standard relay output,with input signal one to one, 1 standard public relay output, whichever alarm，the relay will be off. Meansurement range：0-9999（can be set numerical） Alarm way : first alarm more than 90 db alarm way; second alarm more than 120 db Temperature range: - 10 ℃ to 50 ℃ Humidity:15% ~ 70% RH (No condensation) System power: < 50 w (8 road with no alarm) Executionstandard: the combustible gas alarm controller GB*-1997 technical requirements and test methods, Installation method: wall-mounted installation
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