Spectrex 40/40U-UB - UV Flame Detector - Manual (Page 24)

SharpEye TM UV Flame Detector User Guide
12 Performance Considerations
1.5.5 Output Signals
Outputs are available according to the default configuration or the wiring
options selected for the 40/40U and UB detector. Determine the outputs for
your model according to Table 6.
The detector incorporates several types of output suitable to different
control systems:
 0-20mA (stepped) with HART
 Relays (Alarm, Fault, Auxiliary)
 RS-485 Modbus
Table 6: Available Output Types
Output Type Version Detector Status
Alarm relay 40/40U and UB – Options
1XXXX, 4XXXX, 5XXXX The relay is N.O.
40/40U and UB – Options
2XXXX, 3XXXX The relay is N.O. and N.C.
Auxiliary relay 40/40U and UB – Options
4XXXX and 5XXXX The relay is N.O.
Fault relay 40/40U and UB – Options
1XXXX, 2XXXX, 4XXXX The relay is N.C. energized
40/40U and UB – Options
3XXXX, 5XXXX The relay is N.O. energized
0-20mA
current output 40/40U and UB – Option
1XXXX SINK Option, (can be
changed to Source – see
Figure 10, Figure 11 and
Figure 12)
40/40U and UB – Options
2XXXX and 3XXXX SOURCE Option with the
HART protocol
RS-485 All versions Modbus protocol