CODEL
OPS. 141
41
Issue : A
Revision : 1
Date : 14/06/18
Doc i/d :
0118/6
050028
4.8.3.1. Output
An origin of 0 or 4mA can be set for the current loop output. The
ARROW
keys
will toggle between these two options. Press the
ENTER
key to enter the new
value.
4.8.3.2. Average
Any of the four averaging stacks (seconds, minutes, hours or days) may be
used for the analogue output. They are selected by the
ARROW
keys and
entered using the
ENTER
key.
4.8.3.3. Units
The analogue output can represent either a measure of: opacity, Ringelmann,
extinction or dust. The
ARROW
keys will scroll through these options, press the
ENTER
key to chose the correct units. The dust is represented as either mg/m
3
or mg/Nm
3
the latter normalised to standard conditions.
4.8.3.4. Span
!
Both the zero and span values default to zero one second after
being displayed - these must always be re-configured for the
instrument to function properly.
