Item # Model 550P, Hydrogen Sulfide Alarm Monitor, built-in pump
Designed to monitor ambient hydrogen sulfide (H2S) near industrial processes such as biogas & syngas production, landfills, in confined spaces, or any other area where H2S may be present.
Less than 1% of full scale or 2 PPM per week, whichever is greater
Response Time (T-90)
Less than 15 seconds to 90% step change
Ambient Temperature Range
32 to 120°F (0 to 40°C), may be operated at lower temperature with auxiliary heater
Linearity
±1% of full scale or 1 PPM, which ever is higher
Size & Weight
14" H x 12" W x 8" D (35.6 x 30.5 x 20.3 cm) @ 18 lbs. (8.2 kg)
Power
115 VAC, 60 Hz 220 VAC, 50 Hz
Output Options
0-1 VDC 4-20 mA
Alarms
Optional - Audible alarm with 'Acknowledge' button Optional - Dual high alarm light and relays (SPDT - 5A@ 230 VAC)
Applications
Designed to monitor ambient hydrogen sulfide (H2S) near industrial processes such as biogas & syngas production, landfills, in confined spaces, or any other area where H2S may be present.
Features
Standard electrochemical cell
Fast response to the presence of chlorine in the air
Instant warm-up, no wait
Bright digital readout - no reading interpretation errors
Optional - Built in 'Sonalert' audible alarm
Optional - Two levels of alarm: 'Alert' and 'Alarm,' audible alarm can be silenced with 'Acknowledge' button
Easy use and calibrate
Easy to maintain modular layout
4-20mA output signal for recording
NEMA 12 fiberglass enclosure is standard
Options
'Fail Safe' alarms available
Strobe light
Low flow alarm
NEMA 4 or 4X enclosures
Cold weather package for operation to -5°F (-20°C)
Unique Applications
All Nova analyzers are built using proven technologies and techniques. If this product does not suit your application, please contact Nova. In many cases, we are able to build an analyzer specific to your needs.
