Sierra Monitor Corporation Gas and Flame Detection System - Manual (Page 4)

Information Technology for Gas Detection
2-Wire Loop-Powered Toxic Gas Detectors
Open Path Gas Detectors
Best in Class IT Series gas detectors for intelligent Information Technology at the
detector level - smart monitoring of combustible gas, oxygen deficiency and toxic
gases. Safety information is provided to operators quickly via desired communication
technologies including Modbus, 4-20 mA, relay or HART.
Powerful low cost gas detectors:
Easy installation and accurate line-of-sight monitoring:
Longest calibration intervals in the industry – 180 days for toxic gas and
catalytic bead combustible sensors and even longer for IR Combustibles
FM approved for operation performance and hazardous area safety – third
party approval for safety and performance
SIL-2 rated – meets safety integrity level requirements
Extensive integration options
– 4-20 mA, Relay, Modbus RTU, RS-485, HART,
SentryBus, Digital Display
Comprehensive menu based operation
– scrolling LED display and user-
friendly messaging
Integral alarm relays option
– no external enclosures needed
Flexible configuration – remote sensor, remotealarm acknowledge, easy
interface to plant-wide control system
Combustible Gas
Oxygen Deficiency
Carbon Monoxide
Chlorine
Ammonia
Hydrogen Sulfide
Sulfur Dioxide
Nitric Oxide
Hydrogen Fluoride
Hydrogen Cyanide
Hydrogen Chloride
Nitric Oxide
...and more
Sierra Monitor Gas
Detectors are available for:
IR Combustibles Catalytic Bead Combustibles Toxic Gas and Oxygen Deficiency
Low maintenance costs – with 180-day calibration interval
Low installation costs – utilizes 4-20 mA, 2-wire, loop-powered design
User-friendly operator interface – with integral scrolling, menu-driven LCD display
FM Approved for both performance and hazardous area – 3rd party approval
Fastest response time and highest accuracy – specifications unmatched in the industry
Durability in tough applications – with a stainless steel transmitter/sensor enclosure
Non-intrusive calibration – enables calibration without declassifying the area
Flash-type technology – proven, reliable technology
Cost savings – one system can replace 5-20 single point gas detectors
Fast response – quick notification of hazardous gas
Performs under extreme conditions – meets local environment conditions
www.sierramonitor.com
www.sierramonitor.com
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