SECTION 2 – COMPONENTS
2014-MAY-08 REv. 01 PAGE 2-3
SPOT THERMAL DETECTOR
Part No. See Temperature Selections Table
Provides spot thermal detection in the protected area(s). See
Figure 2-6.
• Color-coded fixed-temperature design
• Temperature rating stamped on detector
• Includes retaining nut to secure detector in bracket and heat
shield
Temperature Selections
Rated
Maximum
Spot
Operating
Continuous
Thermal
Temperature Temperature
Detector
°F (°C)
°F (°C)
Color
Part No.
250 (121)
210
(99)
Blue
438280
350 (177)
256 (125)
Red
438281
FIGURE 2-6
SPOT THERMAL DETECTORS
009280
SPOT THERMAL DETECTOR BRACKET AND HEAT
SHIELD
Part No. 440905
Supports and protects Spot Thermal Detector. See Figure 2-7
• Detector bracket provides secure mounting
• Heat shield provides additional protection for detector body
and detection circuit connectors
• Retrofitable to existing style detector bracket (Part no.
416221)
FIGURE 2-7
DETECTOR BRACKET AND HEAT SHIELD
009156
LINEAR DETECTOR
Part No. See table
Provides fire detection in the protected area; connects to the
CHECkFIRE 110 Control Module via the Detection Circuit
Cable. See Figure 2-8.
• Red color-coded connectors
• Two twisted spring steel conductors separated by a
heat-sensitive insulator
• Activation temperature rating of 356 °F (180 °C)
• Minimum bend radius, 2 1/2 in. (64 mm)
• Maximum installed continuous operating temperature:
250 °F (121 °C)
Linear Detector
Length
Part Number
ft (m)
439406
2
(0.61)
439478
5
(1.53)
439480
10
(3.05)
439408
20
(6.10)
439410
30
(9.15)
440765
50
(15.24)
FIGURE 2-8
LINEAR DETECTOR
009157
CHECKFIRE 110
Detection and Actuation System
HEAT SHIELD
BRACkET