5 output signals, Output signals, Table 7: available output types – Spectrex 40/40M Multi IR Flame Detector User Manual

Page 25

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TM 40/40M, Rev (6) July 2013

Performance Considerations

13

1.5.5 Output Signals

Outputs are available according to the default configuration or the wiring
options selected for the 40/40M detector. Determine the outputs for your
model according to Table 7.

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 7: Available Output Types

Output Type

Version

Detector Status

Alarm relay

40/40M – Options
1XXXX, 4XXXX, 5XXXX

The relay is N.O.

40/40M – Options
2XXXX, 3XXXX

The relay is N.O. and N.C.

Auxiliary relay

40/40M – Options 4XXXX
and 5XXXX

The relay is N.O.

Fault relay

40/40M – Options
1XXXX, 2XXXX, 4XXXX

The relay is N.C. energized

40/40M – Options
3XXXX, 5XXXX

The relay is N.O. energized

0-20mA
current output

40/40M – Option 1XXXX

SINK Option, (can be
changed to Source – see
Figure 11, Figure 12 and
Figure 13)

40/40M – Options 2XXXX
and 3XXXX

SOURCE Option with the
HART protocol

RS-485

All versions

Modbus protocol

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