Spectrex 20/20CTIN-CTIP Flame Detector User Manual
Page 20
Spectrex Inc. - SharpEye
TM
CCTV Model Flame Detector Manual – TM 788100, Rev. A January 2005
12
4.2.1 Optional latching
The detector includes an optional latched alarm output capability, which operates
according to the programmable function. Upon the detection of a fire, the detection
signal is latched until manually reset (disconnecting the power supply or
performing a manual BIT).
4.2.2 Built-In-Test (BIT)
Successful Manual BIT will activate the following outputs according to
programmable function.
Table 7: Built-in Test
ALARM BIT AT YES
The ALARM relay will be activated for 3 seconds.
The 4-20mA output will provide 15 mA for 3 seconds.
Accessory BIT AT YES The camera will be activated for 3 seconds.
The 4-20mA will provide 10 mA for 3 seconds.
4.2.3 CCTV Output
The video output is a standard port with two options:
a. Detector model No. 20/20 CTIN is a NTSC version
b. Detector model No. 20/20 CTIP is a PAL version
The video output can be activated continuously or only when a fire is detected,
according to programmable function. See Table 8