40
8.4.3 Inhibit State ‘
I nH’
1. Use the ‘
▲
’ up or ‘
▼
’ down buttons to select the inhibit ‘
I nH’ submenu and press ‘
✓
’ to accept.
2. The display flashes ‘nonE’ indicating there is no inhibit currently set.
3. Use the ‘
▲
’ up or ‘
▼
’ down buttons to select alarm, alarm and fault or all (Alm, AL-Ft or ALL) output inhibit
states. See table below for details of inhibit states.
4. Press ‘
✓
’ to accept the selected inhibit state.
5. Press ‘
▲
’ up or ‘
▼
’ down to set the inhibit timeout (between 0 minutes and 4 hrs- default 30 minutes).
6. Press ‘
✓
’ to accept (UPdt displayed).
7. The selected outputs will be inhibited until the inhibit timeout has elapsed.
NOTE: If the inhibit timeout elapses before the inhibit state is set back to ‘nonE’ the maintenance fault
code M12 will be displayed.
8. To take the unit out of inhibit, select the inhibit ‘
’ I nH submenu and press ‘
✓
’ to accept.
9. Use the ‘
▲
’ up or ‘
▼
’ down buttons to select ‘nonE’
10. Press ‘
✓
’ to return to the submenu selection.
11. Press ‘
▲
’ up or ‘
▼
’ down to select another submenu.
12. Press ‘X’ to return to set-up, calibration and test menu selection.
13. Press ‘X’ again to return to normal operation.
Table 19. Inhibit states.
Inhibit state Display
Function
None
nonE
No functions are inhibited.
Alarms
Inhibited
ALm
Alarm events will be detected, but alarm outputs (relays, 4-20 mA current loop
and Ethernet) will be disabled.
Alarms
and Faults
Inhibited
AL-Ft
Alarm and fault events will be detected, but alarm and fault outputs (relays, 4-20
mA current loop and Ethernet) will be disabled.
Full Inhibit
ALL
All monitoring functions inhibited. No monitoring is performed and no alarms or
faults (except for Inhibit Timeout) will be reported.