23
95-8555
4.3
FM Approval Description and performance Report – Continued
RESpONSE CHARACTERISTICS:
High Sensitivity
very High Sensitivity
Low Sensitivity
RESpONSE CHARACTERISTICS IN THE pRESENCE OF FALSE ALARM SOURCES:
High Sensitivity, TDSA On, Quick Fire Off
Fuel
Size
Distance feet (m)
Typical Response Time (seconds)
TDSA
Quickfire
n-Heptane
1 x 1 foot
85 (25.9)
15
On
Off
Methane
32 inch plume
60 (18.3)
5
On
Off
Propane
Torch
2 (0.6)
0.04
On
On
Fuel
Size
Distance feet (m)
Typical Response Time (seconds)
TDSA
Quickfire
n-Heptane
1 x 1 foot
15 (4.6)
8
On
Off
Fuel
Size
Distance feet (m)
Typical Response Time (seconds)
TDSA
Quickfire
n-Heptane
1 x 1 foot
50 (15.2)
8
On
Off
Methane
32 inch plume
35 (10.7)
3
On
Off
Pyrodex
40 grams
10 (3)
0.1
On
On
Black Powder
40 grams
10 (3)
0.04
On
On
n-Heptane
1 x 1 foot
50 (15.2)
6
On
On
False Alarm Souce
Distance
feet (m)
Fire Source
Distance
feet (m)
Typical Response Time
(seconds)
Sunlight, direct, modulated/unmodulated
—
2 inch dia Heptane
10 (3)
< 30
Sunlight, reflected, modulated/unmodulated
—
2 inch dia Heptane
10 (3)
< 30
70 w sodium vapor lamp, unmodulated
5 (1.5)
2 inch dia Heptane
5 (1.5)
3
70 w sodium vapor lamp, modulated
5 (1.5)
2 inch dia Heptane
5 (1.5)
3
250 w mercury vapor lamp, unmodulated
5 (1.5)
2 inch dia Heptane
5 (1.5)
2
250 w mercury vapor lamp, modulated
5 (1.5)
2 inch dia Heptane
5 (1.5)
3
300 w incandescent lamp, unmodulated
5 (1.5)
2 inch dia Heptane
5 (1.5)
3
300 w incandescent lamp, modulated
5 (1.5)
2 inch dia Heptane
5 (1.5)
3
500 w shielded quartz halogen lamp, unmodulated
5 (1.5)
2 inch dia Heptane
5 (1.5)
2
500 w shielded quartz halogen lamp, modulated
5 (1.5)
2 inch dia Heptane
5 (1.5)
2
1500 w electric radiant heater, unmodulated
10 (3)
2 inch dia Heptane
5 (1.5)
3
1500 w electric radiant heater, modulated
10 (3)
2 inch dia Heptane
3 (0.9)
13
Two 34 w fluorescent lamps, unmodulated
3 (0.9)
2 inch dia Heptane
10 (3)
3
Two 34 w fluorescent lamps, modulated
3 (0.9)
2 inch dia Heptane
10 (3)
5
Arc welding
15 (4.6)
2 inch dia Heptane
5 (1.5)
N/A
