FTS 371 USER MANUAL
Flash Technology, LLC
Revision 4 – 9/7/2021
35
CONTROLLER CONFIGURATION SWITCH DEFINITIONS
Table 4.1 – Controller Configuration Switch Definitions
Switch Label
Switch Position
Left
Right
BCN ON | OFF (beacon
alarm on/off)
A BEACON ALARM will be generated if
a beacon is not connected and
working properly. Beacon(s) are
powered if wired to J2.
No BEACON ALARM will be generated.
BCN FL | ST
Beacon is set to flash
Beacon is set to steady burn
MKR ST | FL
Markers are set to steady burn
Markers are set to flashing
EFF | LEG
Shorter flash duration that uses less
energy
Longer flash duration to resemble an
incandescent flash
PD AL ON | OFF
19 hour mode change alarm “ON”
(photodiode)
(19) hour mode change alarm “OFF”
(Photodiode)
FAA | ICAO
Domestic air navigation standards
International air navigation standards
CONTROLLER CONFIGURATION JUMPER DEFINITIONS
Table 4.2 – Controller Configuration Jumper Definitions
Switch Label
Jumper Position
Open
(Not covering both pins)
Closed
(Covering both pins)
4 MKR
No selection
Number of markers is (4)
3 MKR
No selection
Number of markers is (3)
2 MKR
No selection
Number of markers is (2)
0 MKR
No selection
Number of markers is (0)
20 FPM *
No selection
Sets system for 20 flashes per minute
30 FPM *
No selection
Sets system for 30 flashes per minute
40 FPM *
No selection
Sets system for 40 flashes per minute
60 FPM *
No selection
Sets system for 60 flashes per minute
* Only one flash rate selection may be made at a time. If more than one is selected, a “CONFIG ERROR” will be
indicated and 30 FPM will be the result.
