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Typical Multiple 3M™ Macurco™ GD-6
Combustible Gas Detector Installation
INSTALLATION NOTES
1. One sensor per 900 square feet (approximately).
2. If the gas used is natural gas (methane) or Hydrogen (H2) mount the 3M™
Macurco™ GD-6 Combustible Gas Detector high on a wall about one foot down
from the ceiling. If the gas used is propane (LP), mount the 3M™ Macurco™ GD-6
Combustible Gas Detector on a wall or column one foot above the floor.
3. See applicable building code for fan size vs air changes per periods of time.
4. Make sure there are air inlets to provide adequate air flow throughout the building.
5. 3M™ Macurco™ GD-6 Combustible Gas Detector fan relays are dry contact & can
switch up to 240V.
6. Several fan relays (starters) may be used. Match the relays to the fan size.
Typical Connection to Alarm Control Panel
1. 3M™ Macurco™ GD-6 Combustible Gas Detector can be used with 12VDC or 24VDC N.O.
(fire) panels.
2. Alarm panel provides battery backed up power to 3M™ Macurco™ GD-6 Combustible Gas
Detector.
3. 3M™ Macurco™ GD-6 Combustible Gas Detector dry contact fan relay can use panel power
or fan power. Check ratings on panel & fan.
4. Match fan relay contacts to fan size, and coil voltage to power source.
5. Alarm Control Panels are available with many features & can control other devices such as
smoke detectors, fire detectors & burglar alarms.