Macurco CM-E1 - Page 19

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HD-11 and Hydrogen Gas
 The three part plastic case allows the HD-11 to be
either surface mounted or installed over a four-
inch square or double gang electrical box,
providing a near flush mount
 The HD-11 can be gas tested by directing gas
from an unlit butane cigarette lighter into the
detector near the left side through the vent holes
 Alarm set point: 10% LEL hydrogen gas
 Can be self-restoring or latching
The HD-11 is a low voltage electronic detector of Hydrogen gas. The
HD-11 is designed for connection to Fire Alarm/Burglary Control
Panels. The HD-11 is intended for installation in buildings in non-
hazardous locations where hydrogen gas may be present