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5
Press OK to accept the change.
The display changes to the A1 relay action menu.
The display shows either r 1-d (for relay 1 de-
energized), or r 1-E (for relay 1 energized).
6
Use Up/Down to change the relay action.
7
Press OK to accept the change.
The display changes to the relay latching or non-
latching menu and shows either r 1-L (for Relay 1
latching), or r 1-N (for Relay 1 non-latching).
Use Up/Down to change the relay action.
The diagram shows the effect of latching or non
latching relays.
Gas Reading
Alarm Point
Alarm Relay
Operation
(Latching)
Alarm Relay
Operation
(Non-Latching)
Audible Alarm
Visual Alarm
8
Press OK to accept the change.
The display now changes to the current A2 Alarm 2 setting.
TP1MAN Issue 3 Apr 06 (MAN0630)
silenced with gas present
Flashing visual indicators
show alarm has occurred
and
Cancel
not pressed
Press
Cancel
button
Audible alarm can be
Visual alarm not cleared
until gas alarm has
cleared and
Cancel is
pressed
Press
Cancel
button
If gas rises again then
Audible Alarm re-activates
Visual indicators stop f
and go steady when Cancel
but gas still present
User Settings
lashing
pressed
43
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