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Produce ozone concentrations of up to 1000 ppb with the Thermo Scientific™ Model 49i-PS Ozone Primary Standard, a UV photometric primary standard suitable for calibration of ozone analyzers and transfer standards. The Model 49i-PS uses a dual-cell photometer, the concept adopted by NIST as the principle technology for the national ozone standard.
Discover the iQ to work smarter with our next generation 49iQ Ozone Primary Standard.
Flow Rate | 1 to 3 L/min. |
Inputs | 16 Digital Inputs (Standard), 8 0 to 10 VDC Analog Inputs (Optional) |
Linearity | ±1% full scale |
Response Time | 20 sec. (10 sec. lag time) |
Temperature (English) Operating | 32°F to 113°F |
Temperature (Metric) Operating | 0°C to 45°C |
Zero Noise | 0.25 ppb RMS |
Certifications/Compliance | ETL, CSA, UL, CE, UKCA |
Depth (English) | 23 in. |
Depth (Metric) | 584 mm |
Description | Model 49i-PS Ozone Primary Standard |
Detection Limit | 0.5 ppb |
Height (English) | 8.62 in. |
Height (Metric) | 219 mm |
Measurement Range | Preset: 0 to 0.05, 0.1, 0.2, 0.5, 1.0, 0.2, 0.5, 1.0, 2.0, 5.0 ppm and 0 to 0.1, 0.2, 0.5, 1.0, 2.0, 5.0, 10.0 μg/m3; Custom: 0 to 0.05 to 5 ppm and 0 to 0.1 to 10 μg/m3 |
Mounting Options | Bench, EIA rack, Retrofit rack |
Outputs | Selectable Voltage, RS232/RS485, TCP/IP, 10 Status Relays, and Power Fail Indication (standard); 0 to 20 or 4 to 20mA Isolated Current Outout (optional) |
Precision | 1 ppb |
Voltage | 100/115/220/240 V |
Weight (English) | 55 lb. |
Weight (Metric) | 25 kg |
Width (English) | 16.75 in. |
Width (Metric) | 425 mm |
Unit Size | Each |
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