9
Installation and Maintenance Instructions
Model G-SND Global Series Sounder
A note about combination fixtures: If the product is Ex db marked
only, it is for use in gas atmospheres. If the product is Ex db e marked,
it uses the increased-safety terminal enclosures and is only for gas
atmospheres. If the product is Ex tb marked, it is for installation in
dust atmospheres.
Mounting the G-SND Sounder
ATTACH THE SOUNDER SECURELY: To prevent injury, this
apparatus must be securely attached to the mounting surface
in accordance with the installation instructions. Use installer-
supplied fasteners suitable for the mounting surface.
The mounting method and the installer-supplied mounting hardware
depend on which of the two G-SND models you are installing:
Mounting the Surface-Mount Ex d Sounder
Mount the sounder to a flat surface using the four 8.5 mm mounting
holes. Use installer-supplied fasteners suitable for the surface to
which the device will be mounted.
Figure 2 Side view of Ex d sounder
132.6 mm
(5.22 in)
34.9 mm
(1.38 in)
2X M20 GLAND ENTRIES
190.6 mm
(7.50 in)
