4 visual indicators, Visual indicators, Figure 4: indication led – Spectrex 40/40M Multi IR Flame Detector User Manual
Page 24: Table 5: welding immunity distance, Table 6: led indications
Multi IR Hydrocarbon and Hydrogen Flame Detector User Guide
12
Performance Considerations
Table 5: Welding Immunity Distance
Sensitivity Setting
Detection Range
Immunity Distance
1
50 ft. (15m)
>6 ft. (2m)
2
100 ft. (30m)
>12 ft. (4m)
3
150 ft. (45m)
>17 ft. (6m)
4
215 ft. (65m)
>25 ft. (7.5m)
1.5.4 Visual Indicators
One 3-color LED indicator is located inside the detector window, as shown in
Figure 4. The detector statuses are listed in Table 6.
Table 6: LED Indications
Detector Status
LED color
LED mode
Fault, BIT Fault
Yellow
4 Hz - flashing
Normal
Green
1 Hz - flashing
Warning
Red
2 Hz - flashing
Alarm
Red
Steady
Figure 4: Indication LED
Indicator LED