Teledyne GFC-7001T - Trace CO Analyzer - Manual (Page 137)

SetupTeledyne API – Model T300/T300M CO Analyzer
Teledyne Analytical Instruments 137
a Single Pole Double Throw relay output accessible via the alarm output connector on
the instrument’s back panel (See Section 3.3.1.4). If the CO concentration measured by
the instrument rises above that limit, the alarm‘s status output relay is closed.
The default settings for ALM1 and ALM2 are:
Table 5-10: CO Concentration Alarm Default Settings
ALARM STATUS LIMIT SET POINT 1
alm1 Disabled 100 ppm
alm2 Disabled 300 ppm
1
Set points listed are for PPM. Should the reporting range units of measure be changed (See
Section 5.4.3) the analyzer will automatically scale the set points to match the new range unit
setting.
Note To prevent the concentration alarms from activating during span
calibration operations ensure that the CAL or CALS button is pressed
prior to introducing span gas into the analyzer.
5.10.1. SETTING THE GFC7001T CONCENTRATION ALARM LIMITS
To enable either of the CO concentration alarms and set the limit points, press:
SETUP X.X CO ALRM 2: OFF
ON ENTR EXIT
SETUP X.X PRIMARY SETUP MENU
CFG DAS RNGE PASS CLK MORE EXIT
SETUP X.X SECONDARY SETUP MENU
COMM VARS DIAG ALRM EXIT
DIAG FCAL CO ALARM 2=300.00 PPM
3 0 0 .0 0 ENTR EXIT
Toggle these
buttons to Set
the alarm point
EXIT discards the new
setting
ENTR accepts the
new setting
SAMPLE RANGE=50.0 PPM CO= XX.XX
TST> CAL SETUP
SETUP X.X CO ALRM 2, DISALBED
NEXT EDIT PRNT EXIT
Toggle this button to
enable/disable
the alarm
Continue pressing NEXT until the desired
Alarm is selected