Nova Analytical Systems
Canada
270 Sherman Avenue N.
Hamilton, ON L8L 6N5
Phone: (905) 545 2003• Fax: (905) 545 4248
Email: sales@nova-gas.com or websales@nova-gas.com United States
1925 Pine Avenue
Niagara Falls, NY 14301
Phone: (716) 285-0418 • Fax: (716) 282-2937
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Designed to monitor and alarm for Hydrogen Chloride (HCl) levels in ambient air near industrial sites, manufacturing facilities, combustion processes, etc.

Application air quality
Unit of Measure
Items 500DR1
Model 591DR1
Hydrogen Chloride (HCl) Alarm Monitor, 1 remote sensor 		Image
Model 591D
Hydrogen Chloride (HCl) Alarm Monitor, diffusion sensor 		500DR2
Model 591DR2
Hydrogen Chloride (HCl) Alarm Monitor, 2 remote sensors 		Image
Model 591P
Hydrogen Chloride (HCl) 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 HCl 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