CU004/007 Calibration unit
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Main parts of an Opsis CEM system with automatic
calibrations
1 Emitter
2 Power supply
3 Receiver with built-in calibration cell
4 CU004/007 calibration unit
5 AR600 and AR650 analysers
6 Calibration gas cylinders
7 Opto-fibres
8 Gas line
igure 3.1. Example of an Opsis CEM system including the CU004/CU007 calibration
unit for automatic calibrations.
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