SS1000 Operator’s Manual
A
–
0
1
-
9
2
-
4
A
.
v
e
r
9
7
0
2
0
-
0
0
0
9
4
4
1
Reading is erratic or seems incorrect
Check for contamination in the sample
system, especially if the readings are
much higher than expected.
Capture diagnostic data and send the
file to SpectraSensors (see
“To read
diagnostic data with HyperTermi-
nal”
on page 4-4).
Reading goes to full scale
Gas concentration is greater than or
equal to full scale value.
Serial Output is displaying garbled data
Make sure the computer COM port is
set for 9600 baud, 8 data bits, 1 stop
bit, no parity, and no flow control.
Be sure no other programs are using
the COM port selected.
Make sure the connections are good.
Verify the correct pin connections with
an ohmmeter.
Make sure to select the correct COM
port that the cable is plugged into.
LCD does not update. Unit is locked up.
Switch off power, wait 30 seconds, and
then switch power back on.
e
h
t
n
a
h
t
s
s
e
l
s
i
n
o
it
a
r
t
n
e
c
n
o
c
s
a
G
”
0
“
o
t
s
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o
g
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R
lower detection limit.
Serial output is providing no data
Make sure the computer COM port is
set for 19200 baud, 8 data bits, 1 stop
bit, no parity, and no flow control.
Be sure no other programs are using
the COM port selected.
Make sure the connections are good.
Verify the correct pin connections with
an ohmmeter.
Make sure to select the correct COM
port into which the cable is plugged.
Table A–2
Potential instrument problems and solutions (Continued).
Symptom
Response
UK Distibution by IMA Ltd
Tel: +44 (0)1943 878877 Email: [email protected] Web: www.ima.co.uk