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A R C H I T E C T U R A L A N D E N G I N E E R I N G S P E C
I N S T A L L A T I O N O F A L A R M
The explosive gas/CO combination alarm shall be a First Alert Model GCO1 and shall
provide at a minimum the following features and functions:
1. An electrochemical CO sensor and a metal oxide explosive gas sensor.
2. The unit shall have a digital display with peak CO memory feature.
3. The unit shall be capable of self restoring.
4. The unit shall have an "End of Life" signal. This signal should be capable of
temporarily being silenced for up to 2 days. After about 2 days, the signal will
resume. After about 2-3 weeks the signal cannot be silenced.
5. 120V AC powered with a 9V alkaline battery backup and a solid state piezo horn
rated at 85dB at 10 ft.
6. The CO sensor is adjusted not to detect CO levels below 30 PPM and will not
alarm when exposed to constant levels of 30 PPM for 30 days. It will alarm
at the following levels: 400 PPM CO between 4 and 15 minutes, 150 PPM CO
between 10 and 50 minutes and 70 PPM CO between 60 and 240 minutes.
7. A visual green LED power-on indicator to confirm unit is receiving power. A visual
red indicator to show unit is in alarm.
8. A full function test button should check all alarm functions by simulating an
explosive gas and CO condition, causing the unit to alarm.
9. Two Silence features - Low Battery Silence: Silence low battery chirp for up to 8
hours. Alarm Silence: Temporarily silence unwanted nuisance alarms.
10. The unit shall be capable of operating between 40°F (4°C) and
100°F (38°C) and relative humidity between 10% and 95%.
11. The unit shall contain mounting hardware and shall be listed for wall mounting.
12. The unit shall at a minimum meet the requirements of UL1484, UL2034, NFPA
720,
ICC.
Installation of this alarm must conform to NFPA 720. Always check your local building
codes. Follow all instructions for placement as outlined in the user’s manual.
S H I P P I N G S P E C S :
T E C H N I C A L S P E C S
Individual Carton Dimensions
5.813 ”L x 2.938”W x 3.438”H
Weight
0.69lbs.
Cube
0.034 ft3
UPC
0 29054 00045 3
Master Carton Dimensions
9.125”L x 7.125”W x 6.313”H
Master Pack
6
Weight
4.35lbs.
Cube
0.238 ft3
I2 of 5
600 29054 00045 5
Pallet Information
Cases per Layer
27
Number of Layers
7
Cases per Pallet
189
Units per Pallet
1,134
Cube
55.2 ft3
Weight
887 lbs.
©2009 BRK Brands, Inc. a Jarden Corporation
Company (NYSE: JAH)
3901 Liberty Street Road
Aurora, IL 60504-8122
All rights reserved
First Alert is a registered trademark of the First Alert Trust
BRK is a registered trademark of BRK Brands, Inc.
CM2943
THE PARTS OF THIS GAS/CO ALARM
1. Test/Silence button
2. Power Light (GREEN)
3.
Display
4. Alarm Horn (behind cover)
5. Display Button: Press to
recall highest CO level
recorded.
6. 9V Battery compartment
3.1"
TOP VIEW
SIDE VIEW
BACK VIEW
2.5"
Alarm Dimensions:
3.1”H x 5.7"L x 2.5"D
Weight:
9.6 oz.
Operating Voltage:
120V AC with 9V Alkaline Battery Backup
Temperature Range:
40°F (4°C) to 100°F (38°C)
Humidity Range:
10% to 95% relative humidity (RH)
Audio Alarm:
85dB at 10 feet
Test/Silence:
Electronically simulates both explosive gas and CO
conditions, causing the unit to alarm or temporarily
silence the alarm
Press and hold test/silence button
Alarm Reset:
Automatic when explosive gas and/or CO clears
CO Sensor:
Electrochemical
Gas Sensor:
Thick film metal oxide
Indicator Lights/Sounds:
AC Power:
Constant green light
DC Power:
Intermittent green Light
Gas Alarm:
Audio Alarm (continuous beeps), rapidly flashing green light
CO Alarm:
Audio Alarm (4 beeps, pause, 4 beeps), rapidly
flashing green light
Digital Display:
Displays hazard (Gas or CO), battery level or CO levels in
parts per million (PPM)
Listing:
Listed to UL1484 and 2034 Standards
CAT.
GCO1B
CO
5.7"
2
3
4
1
5
6
