美国VTI公司生产,红外致冷剂检测模块2024R OEMopticalbench Costeffective-Highquality Nondispersiveinfrared(NDIR)technology DiffusionGasCell-nomovingparts Precisiongascalibrationkitavailable Solidstatethroughout Fastwarm-up Notaffectedbywatervapor Industriallyrobust Linear0-5V 4-20mAcurrentloopoutputs 14to24VDCinputpower