GE Analytical Instruments ©2009 53 of 236 DLM 90488-01 Rev. A
System Overview
The Sievers 900 On-Line TOC Analyzer consists of six major subsystems:
1. Sample inlet system and sample pump, including the Integrated On-Line Sampling (IOS)
System
2. Chemical reagent subsystem, including reagent reservoirs and syringe pumps
3. Oxidation reactor
4. Measurement module, comprising:
•CO
2
transfer modules
• Conductivity cells
5. DI water loop, comprising:
•DI water reservoir
• Ion exchange resin (resin bed)
•DI water pump
6. Electronics subsystems, comprising:
• Microprocessors and circuit boards
• Data outputs
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