STATUS SCIENTIFIC CONTROLS
Installation, Commissioning & Routine Gas Testing
FGD10A Oxygen / Toxic Gas Detector
TD18/002
Issue:
16
Change Note:
1904
Page 27
4.8.11. E : 14
– Relay 2
The unit is fitted with a relay that is operated in conjunction with the alarm
level. The user can select if the relay is normally Energized, ‘E’ or normally
de-
energised, ‘d’ when the unit is
not
in an alarm condition.
•
From the menu system select menu option:
E: 14
and press
ENTER.
•
The display will show the following:
E:r
Normally energized, rising alarm
d:r
Normally de-energized, rising alarm
E:F
Normally energized, falling alarm
d:F
Normally de-energized, falling alarm
•
The mode of operation can be changed by pressing the UP
button.
•
Press ENTER to accept the new relay mode of operation.
Note: Pressing MENU instead of ENTER leaves the unit
without change.
•
Press MENU to return the instrument to its standard mode of
operation.
4.8.12. E : 15
– Alarm Level 1
The gas level that will cause Relay 1 to change state is set via this menu
option.
•
From the menu system select menu option:
E: 15
and press
ENTER.
•
Using the UP and DOWN buttons, adjust the displayed reading
so that it matches the desired alarm set point.
•
Press ENTER to accept the new alarm level.
Note: Pressing MENU instead of ENTER aborts the feature.
•
Press MENU to return the instrument to its standard mode of
operation.
