Reduce Scrapping and Smelting, Promote Component Reuse > Complete Machines
> 1920 1940
> DuPage County
> Used
> DY880 combustible gas meter natural gas lpg coal gas
DY880 combustible gas meter natural gas lpg coal gas
DY880 Combustible Gas Meter Natural Gas LPG Coal Gas
* Easy to read 6999 count backlit displays natural gas, LPG, goal gas levels from 0 to 6000ppm
* visible and audible alarm >= 500ppm
* zero point adjustable, gas provision stored permanently
* auto power off, buzzer raised on 30 seconds before power off
* 3.7V 650mAh Li cells employed, recharging anywhere
thermal linear semiconductor sensor
10 minutes after standby (buzzer alarm in last 30 seconds)
