Model: | - |
---|---|
Brand: | HuaFan QinLu |
Origin: | Made In China |
Category: | Security & Protection / Alarm |
Label: | gas detector , alarm , security |
Price: |
US $419.32
/ pc
|
Min. Order: | 10 pc |
Last Online:12 Oct, 2018 |
More products, please pay attention to our official website:
http://www.huafansmart.com/instruments-and-apparatuses/
Buy click:
https://www.amazon.com/dp/B01IP1IEJO?m=A3ROYT5KW9S5QS&ref_=v_sp_widget_detail_page
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 GB16808-1997 technical requirements and test methods,
Installation method: wall-mounted installation