Appendix IR7000
74
Teledyne Analytical Instruments., - Rev. 3
Including a setpoint value in excess of 65,000 will
return an error message inside the start/stop characters
with the original 3 character code followed by the text
string "
beyond_16_bits
".
Attempting to pass a negative setpoint will return an
error message inside the start/stop characters with the
original 3 character code followed by the text string
"
no_minus_numbers
".
Sending a setpoint code that is not followed by a
number returns an error message inside the start/stop
characters with the original 3 character code followed
by the text string "
bad_number
".
Sending a setpoint code that is outside the valid setpoint
range returns an error message containing the original 3
character code followed by the text string
"
range_error
" inside the start/stop characters.
•
"c" type codes:
Messages containing "c" type codes command a MODE
change identical to those entered on the front panel using the
MODE button.
If an unknown code is sent following the "c", the reply will
be "
c??
".
If an illegal value is sent following a valid mode, the reply
will be the mode followed by "
?not_match
".
•
"m" type codes:
Messages containing "m" type codes retrieve non-alarm
messages from the buffer that stores all event messages
currently being displayed in succession on the front panel.
For example: the code (eGM) instructs the instrument to
Gather Messages. This code returns the number of
messages gathered.
sent:
(mGM)
returned:
(m)
•
"a" type codes:
Messages containing "a" type codes retrieve alarm messages
from the buffer that stores the alarm messages that are
currently valid.
Example: the code (eGA) instructs the instrument to Gather
Alarm. This code returns the number of alarms gathered.