美国红外NH3检测模块红外NH3检测模块（扩散采样）测量范围0-2%NH3测量精度 5%读数当测量范围为1-2%， 0.05%当测量范围为0-1%NH3电源电压14-24VDC，功耗 3W在15VDC输出0-5V和4-20MA尺寸，7.75'*4.5'*3.75(英寸)Features: OEMopticalbench Costeffective-Highquality Nondispersiveinfrared(NDIR)technology DiffusionGasCell-nomovingparts Precisiongascalibrationkitavailable Solidstatethroughout Fastwarm-up Notaffectedbywatervapor Industriallyrobust Linearvoltageandcurrentloopoutputs