Faraday 8743 Installation Instructions Manual

Installation Instructions
Models 8741, 8742 and 8743
Air Duct Monitoring Housings
INTRODUCTION
TECHNICAL DATA
P/N 315-049708FA-4
Models 8741, 8742 and 8743 are air duct monitoring hous-
ings containing sampling tubes. When used with a compat-
ible smoke detector, smoke and combustion products are
detected for shutdown of the duct system and/or operation
of supplementary equipment as provided by the system
control panel. See the following chart for usage.
M o d l e C o m
8 7 4 1 8 8 5 4
8 7 4 2 8 8 5 4
8 7 4 3 8 7 1 0
F F F F F or or or or or compat compat compat compatible control equipment, ible control equipment, ible control equipment, ible control equipment, see c
compat ible control equipment,
1 1 1 1 1 2 of this manual. 2 of this manual. 2 of this manual. 2 of this manual.
2 of this manual.
AIR DUCT CONDITIONS
Temperature Range:
32 F (0 C) - 100
O O O
Altitude Range:
8741, 8742 and 8743 — No altitude limitations
Relative Humidity Range:
10-85% (non-condensing/non-freezing)
Air Duct Velocity Range:
100-4000 ft/min – 8741, 8742 and 8743
Sampling Tube Pressure Range of Differences:
Greater than 0.01 and less than 1.2 inches of water column
These air duct detectors are designed for detection and
control of products of combustion in a duct system. They
are not to be used for open area prot are not to be used for are not to be used for
are not to be used for are not to be used for
DO NOT USE air duct detectors with Alarm Verification.
p t a b i e l D e e t c o t s r
8 7 1 0 8 7 1 3
, ,
8 7 1 3
,
F (38 C) per UL 268/268A
O
open area prot open area protect open area prot
open area prot
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R e a l y
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