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4-20mA Outputs: As individual signal up to maximum of 6 or as multiplex signal up to maximum
of 35. Maximum impedance: 500 ohms.
Hazardous Area: Certification options are available to European Standards (ATEX for Zone 1
and Zone 2) and to North American Standards (Class I Division 1 and Class I
Division 2). Other options, such as IECEx, are available on request.
CONSUMABLES Typical Replacement Frequency & Consumption
Acid & Base: 5 - 15 weeks/25 Liters (application dependent)
Instrument Air: 1.5 bar, - 20°C dew point (free of water, oil and dust)
Average consumption is less than 5.4 m
3
/hour.
Filter pack is recommended and available to meet the air quality specification.
BioTector Air Compressor is available for air supply.
Service: 6 Monthly Intervals
ANALYSIS PARAMETERS
Oxidation Method: Patented Two-Stage Advanced Oxidation Process using Hydroxyl Radicals
TOC Measurement: NDIR measurement of CO
2
after oxidation
Measurement Terms: TOC (Total Organic Carbon) including Non-Purgeable Organic Carbon
(NPOC) and Purgeable Organic Carbon (POC)
BioTector TIC&TOC mode measures NPOC.
BioTector VOC mode measures TOC as NPOC+POC.
Measured Components: TOC (NPOC)
TOC (NPOC + POC)
TIC
TC
VOC (POC)
TOC as TC - TIC
COD*
BOD*
* COD & BOD by correlation algorithm incorporating TOC measured results
Cycle Time: TOC typically 6.5 minutes
MONITORING RANGES: TOC
Standard Range 0-250mgC/l up to 0-20,000mgC/l
Up to 3 ranges configurable for each component within each range band detailed above.
A wide combination of TOC monitoring ranges, including higher ranges, are available upon request.
Exceedance Tracking: Full Exceedance Tracking to Maximum Range
Range Selection: Automatic or Manual Range Selection
Repeatability: 3% of reading or 0.3mg/l whichever is greater, with Automatic Range
Selection
Detection Limit: 0.6mg/l with Automatic Range Selection
Sodium Chloride Interference:
TOC
All Ranges None
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