美國VTI公司生產(chǎn),紅外致冷劑檢測模塊2024R OEMopticalbench Costeffective-Highquality Nondispersiveinfrared(NDIR)technology DiffusionGasCell-nomovingparts Precisiongascalibrationkitavailable Solidstatethroughout Fastwarm-up Notaffectedbywatervapor Industriallyrobust Linear0-5V 4-20mAcurrentloopoutputs 14to24VDCinputpower