7-19
7.4.1 Bump Test ‘ bUmP’
1. Use the ‘s’ up or ‘t’ down buttons to select
the bump test ‘ bUmP’ submenu and press ‘3’
to accept.
2. The inhibit ‘ ’ icon is also displayed indicating
that no alarm outputs will be generated during
this process.
3. Apply the bump test gas and the display will
show the measured gas concentration.
4. Remove the bump test gas and allow the
detector reading to return to zero.
5. Press ‘X’ to exit.
6. Press ‘s’ up or ‘t’ down to select another
submenu.
7. Press ‘X’ to return to set-up, calibration and test
menu selection.
8. Press ‘X’ again to return to normal operation.
Note
In bump test mode, the Modbus/TCP outputs
are not inhibited. Only the 4-20mA and
alarm outputs are inhibited. The bump gas
test is a functional check only. Consult local
guidelines for recommended best practices.
Bump test concentrations recommended
in Section 17 are calculated to generate a
minimum rst alarm level response.
7.4.2 Alarm/Fault Test ‘ SIm’
1. Use the ‘s’ up or ‘t’ down buttons to select the
alarm/fault test ‘ SIm’ submenu and press ‘3’
to accept.
2. The display shows ‘SIm’ and the A1 ‘s’ icon.
3. Use the ‘s’ up or ‘t’ down buttons to select
A1 ‘s’, A2 ‘ ’ or Fault ‘ ’ for test simulation. A
steady indicates an m9 simulated fault and a
flashing is an F39 simulated fault.
4. Press ‘3’ to select and ‘SurE’ is displayed to indicate
that the next step will activate the selected output
(relay, analog and digital)
5. Press ‘3’ and the display flashes ‘on’ indicating
that the selected output is activated
6. Press ‘X’ to return to step 2 and select a different
output for test.
7. Press ‘X’ to exit.
8. Press ‘s’ up or ‘t’ down to select another
submenu.
9. Press ‘X’ to return to set-up, calibration and test
menu selection.
10. Press ‘X’ again to return to normal operation.
Note:
If latching faults or latching alarms are set
up and either of those are simulated, then
the user will have to reset them with the ‘X’
button in normal operation mode.
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