Methane 甲烷 CH4
Detection principle: NDIR (Dual Beam)
检测原理非分散式红外 (双光束)
Detection range: 0 to 100 Vol.-%
检测范围0 to 100 Vol.-%
Accuracy: + 1 % of range
检测精度检测范围的+ 1 %
Pre alarm: 7 % LEL (settable)
预报警7 % LEL (可设置)
Main alarm: 14 % LEL (settable)
主报警14 % LEL (可设置)
Operating temperature: -10°C to 50°C
运行温度-10°C - 50°C
Pressure: 800 hPa to 1100 hPa
压力800 hPa - 1100 hPa
Humidity: 0% to 95% rel. humidity
湿度0% - 95% 相对湿度
Warm up time: < 2 Min.
预热时间< 2 分钟
Response time: < 5 s
响应时间< 5 s
Electrical data / 供电数据
Operating voltage: 5,0 V DC +/- 5 %
气室运行电压5,0 V DC +/- 5 %
Drive current: 70mA
switch on current approx. 140mA
驱动电流70mA
开启电流大约 140mA
Outputs: 2 Signal outputs (Open collector),
Modbus Open Protocol
输出2个信号输出（开路）
Modbus 公开协议
Mechanical data / 机械数据
Dimensions L x W x H 100 mm x 20 mm x 20 mm
(Depending an Detection range)
尺寸 L x W x H 100 mm x 20 mm x 20 mm
根据探测器范围不同而不同
Storage temperature -25 to 60°C
存储温度-25 - 60°C
