Model 81i Mercury Calibrator
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PRODUCT DESCRIPTION
The Model 81i utilises a vapour generator that allows standard calibration and dynamic spiking into the extraction probe. A wide calibration range lets your directly calibrate the analyser at post-dilution concentrations.
The Model 81i is one of the four major components of the Mercury Freedom System. Designed to meet the provisions of 40CFR Parts 60 and 75, the Mercury Freedom System provides a complete mercury monitoring solution that reports elemental, ionic and total mercury in exhaust stacks from both coal-fired boilers and waste incinerators.
The Model 81i also offers the benefits of the new iSeries gas analyser platform. The iSeries platform features flexible communications, increased serviceability and an easier to use interface.
Ethernet connectivity provides efficient remote access allowing the user to download measurement information directly from the instrument without having to be on-site. Captive hardware and slide-apart modules allows easy access for service and periodic maintenance.
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PRODUCT SPECIFICATIONS
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Gas Dilution:
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Accuracy of each mass flow measurement
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+2% of reading or 1% of full scale, whichever is less - 20 to 100% full scale
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Linearity of mass flow measurement
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0.5% of full scale
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Repeatability of mass flow measurement
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+2% of reading or 1% of full scale, whichever is less - 20 to 100% full scale
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Mass Flow Controller:
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Zero Air Flow Controller
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20 slm
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Span Gas Flow Controller
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50 sccm
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Hg Source Control
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00 - 150 C
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Hg Concentration Standard Output
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3 - 50 μg/dscm
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Linearity
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+/- 2 % full scale
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Operating Temperature
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50 - 400 C
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Power Requirements
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250 watts
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Size and Weight
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16.75"(W) x 8.62"(H) x 23"(D), 48 lbs.
425 mm (W) x 219 mm (H) x 584 mm (D), 21.8 kg
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Outputs
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Selectable Voltage, RS232/RS485, TCP/IP, 10 Status Relays, and Power Fail Indication (standard). 0-20 or 4-20 mA Isolated Current Output (optional)
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Inputs
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16 Digital Inputs (standard), 8 0-10 VAC, Analog Inputs (optional)
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HEAD OFFICE
Unit 5A, 2 Resolution Drive
Caringbah, NSW 2229
Australia
Ph: 61 2 9531 5444
Fax: 61 2 9531 5411
sales@learsiegler.com.au