Model
5526A
First look
The
sig
n
of
the displayed
val
ue will change back
to
what it
was
originall
y.
7.
Display the vc!ocity-or-light
co
mpen
sa
tion number by pressing -
The display
will sh
ow
the velocity-of. li
gh
t compensation value provided by
the
Air
Sensor, if connected. If the Ai r
Se
n
so
r is not connected, the default
va
lue
of
"726.6"
will
be displayed.
If the Air
Se
nsor is connected, pre
ss
the " V.O
.l."
key
ag
ain.
The di
sp
la
y now s
how
s the air temperature r
ea
d by the
se
n
so
r.
When
the
ENGLISH
/
METRI
C switch Is in the
ENG
LI
SH p
os
ition, the temperature is
displ
ayed
in
d
eg
rees Fahrenheil. Wh
en
the
sw
itch is
in
the
METRI
C
po
s
iti
on,
the temperature
is
displ
aye
d in degre
es
Ce
l
si
u
s.
(See
Fi
gure 2-
12.
)
Figure 2-12. Air Sensor - Temperature Reading
If
the
Air
Se
n
so
r
is
connected, pr
ess
the
" V.O.L" key
ag
a
in
.
8
The atmospheric pre
ss
ur
e
is
displa
ye
d in either ir,ch
cs
or millimetres
of
mercury depending on
the
se
tting
of
the
ENGLISH
/ METRIC
sw
itch. (
See
Figure 2-13.)
I I I p I I I X I X I
x·1
X I I
Figure
2-13.
A
ir
Stmsor - Pressure Readillg
If
the Air Sensor is connected, press the
"V.O.
L" k
ey
again.
8
The position of th e
humidit
y switch on the
se
n
so
r
is
now d
is
played. Change
the position of the
humidif
y
sw
itch on the
se
n
so
r, the reading will change
after about two seco
nd
s.
(
See
Fi
gure
2-
14
.)
2·21