Nova Analytical Systems - Continuous Nitrogen Oxide Alarm Monitors - 575 Series

Designed to monitor and alarm for nitrogen oxide (NO) levels in ambient air near industrial sites, manufacturing facilities, combustion processes, etc.

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Unit of Measure

Items	Model 575DR1 Nitrogen Oxide Alarm Monitor, 1 remote sensor	Model 575D Nitrogen Oxide Alarm Monitor, diffusion sensor	Model 575DR2 Nitrogen Oxide Alarm Monitor, 2 remote sensors	Model 575P Nitrogen Oxide Alarm Monitor, built-in pump
Method of Detection	N/A Disposable electrochemical cell	N/A Disposable electrochemical cell	N/A Disposable electrochemical cell (3-4 years)	N/A Disposable electrochemical cell (3-4 years)
Ranges Available	N/A 0-20 PPM standard
Resolution	N/A 1 PPM
Accuracy & Repeatability	N/A ±1% of full scale or 1 PPM, whichever is higher	N/A ±1% of full scale or 1 PPM, whichever is higher	N/A ±1% of full scale or 2 PPM, which ever is higher	N/A ±1% of full scale or 2 PPM, which ever is higher
Drift	N/A Less than 1% of full scale or 2 PPM per week, whichever is greater	N/A Less than 1% of full scale or 2 PPM per week, whichever is greater	N/A Less than 1% of full scale or 2 PPM per week, whichever is greater	N/A ±1% of full scale or 2 PPM per week, whichever is greater
Response Time (T-90)	N/A Less than 15 seconds to 90% step change
Ambient Temperature Range	N/A 32 to 120°F (0 to 40°C), may be operated at lower temperature with auxiliary heater
Linearity	N/A ±1% of full scale or 1 PPM, which ever is higher
Size & Weight	N/A 14" H x 12" W x 8" D (35.6 x 30.5 x 20.3 cm) @ 18 lbs. (8.2 kg)
Power	N/A 115 VAC, 60 Hz 220 VAC, 50 Hz
Output Options	N/A 0-1 VDC 4-20 mA
Alarms	N/A Optional - Dual high NO alarm light and relays (SPDT - 5A@ 230 VAC) Optional: Audible alarm with 'Acknowledge' button	N/A	N/A Optional - Audible alarm with 'Acknowledge' button Optional - Dual high alarm light and relays (SPDT - 5A@ 230 VAC)	N/A Optional - Audible alarm with 'Acknowledge' button Optional - Dual high alarm light and relays (SPDT - 5A@ 230 VAC)
Options	N/A Cold weather package for operation to -5°F (-20°C) Fail Safe' alarms available Low flow alarm on 540P NEMA 4X enclosure (WP) Strobe light	N/A Cold weather package for operation to -5°F (-20°C) Fail Safe' alarms available Low flow alarm on 540P NEMA 4X enclosure (WP) Strobe light	N/A Cold weather package for operation to -5°F (-20°C) Fail Safe' alarms available Low flow alarm on 540P NEMA 4X enclosure (WP) Strobe light	N/A Cold weather package for operation to -5°F (-20°C) Fail Safe' alarms available Low flow alarm NEMA 4X enclosure (WP) Strobe light