Specialty Gas Products
Combustible Gas
© Aerionics 2017. All rights reserved.
Macurco is a trademark of Aerionics, Inc.
GD-2A Combustible Gas Detector
Provides Combustible / Heating Gas Detection in residential, multi-family
and commercial office environments - UL Listed, CSFM Approved

• 12-24 VAC or VDC input
• Flush or Surface Mount Enclosure
• N.O. or N.C. Alarm Relay
• N.C. Trouble/Supervisory relay
• Low Maintenance 7-10 Year Solid-State Sensor
• Coverage Area:  900 sq. ft.
• Alarm Setting 25% of LEL per UL 2075
HD-11 Hydrogen Gas Detector
The unit is designed to monitor levels of hydrogen gas in a room or a facility where
hydrogen gas may be present, for example where forklifts, backup power supplies, or
golf carts battery charging stations are present.

• 12-24 VAC or VDC input
• Flush or Surface Mount Enclosure
• N.O. or N.C. Alarm Relay
• N.C. Trouble/Supervisory relay
• Low Maintenance 7-10 Year Solid-State Sensor
• Coverage Area:  900 sq. ft.
• Alarm Setting 10% of LEL H2
Combustible Gas Detector Controller and Transducer
Provides automatic feedback and fan or valve control that can help reduce combustible gas
concentrations in parking garages, battery rooms, maintenance facilities, and other
locations that require combustible gas detection. – ETL Listed

GD-6 - 12-24VAC or 12-48VDC input
GD-12 - 100-240VAC input

• 5A SPDT Fan control relay
• 0.5A N.O. or N.C. Alarm Relay
• Selectable Target Gas and Relay Actuation Settings
• Digital Display (0-50% of LEL), Internal Buzzer
• Coverage Area:  900 sq. ft.
• 4-20mA current loop
GD-2B Combustible Gas Detector
Provides Combustible / Heating Gas Detection in residential, multi-family and
commercial office environments

• 12-24 VAC or 9-32 VDC input
• Flush or Surface Mount Enclosure
• N.O. or N.C. Alarm Relay
• N.C. Trouble/Supervisory relay
• Low Maintenance 10 Year Solid-State Sensor
• Coverage Area:  900 sq. ft.
• Alarm Setting 25%  of LEL per UL 2075
• Optional
CM-E1-IAK allows easy replacement of earlier Macurco models
Unlike other gas detectors, the
sleek Security Series units extend
less than 3/8" from the wall when
flush mounted, so it blends
seamlessly with your room’s design
elements.
Aerionics, Inc.
3601 N St Paul Ave
Sioux Falls, SD 57104

Phone: 512-524-3414
Toll Free: 877-367-7891
Fax: 512-524-3415
Email:
info@aerionicsinc.com