Product description：

1,Hot wire type sensor

2,Power:110VAC/220VAC/230VAC,9V-20DC

3,Working temperature: -40degree~80 degree

4,Alarm density: Coal gas: 1000~5000ppm, Liquid petroleum gas:1000~10000ppm, natural gas: 1000ppm~5000ppm

5,Interconnecting Gas detector  

  (1)Circuit for normally closed rely contacts

  (2) Circuit for normally opened rely contacts

  (3)Operating Frequency: 433 MHZ/315MHZ (optional)

6,Size:115mm*70mm*40mm

7,Weight:228g/pcs

8,Package size:58.5cm*28.5cm*53.3cm

9,Quantity/Box:100pcs

10,CtnWei(kg):28kg

11,Q`CTY/20`FT:35200pcs