Features:

•Built-in advanced microprocessor, strong anti-jamming capability;
•System Capacity: 8;
•Chinese LCD display, circular display concentration data detector;
•4 ~ 20ma standard signal transmission: Power positive, negative power, signal lines IO;
•poles alarm, the alarm action is adjustable, factory setting: 15% underreporting LEL, high reported 50% LEL;
•alarm, you can set the output pulse signal;
•independent switch signal output (relay contacts) l each level alarm;
•have zero function, you can easily solve the problem of zero drift sensor;
•and the Company combustible detector XH-G800A-B, XH-G800A-D, joint use;