TSI Incorporated DUSTTRAK DRX 8533, Operation And Service Manual

Page: 43 / 85

Operation 33
STEL 1 [On, Off] When the STEL alarm is turned on, STEL
data will be collected when Alarm1 level is
surpassed.
STEL alarm can only be linked to one mass
channel at a time.
STEL selection is available on the 8533
desktop model only.
See following STEL Note.
Alarm2 Setpoint [mg/m
3
] The alarm2 setpoint is the mass
concentration level upon which the alarm2
triggers.
Alarm triggers if the mass concentration,
taken at the logging interval, rises above the
setpoint.
Note : Alarm 2 must be lower than Alarm 1
when both alarms are enabled.
Alarm2 Enable [On, Off] Enables Alarm2 to be logged and will activate
the Audible or Visible alarms if they are
enabled.
Audible [On, Off] When the audible alarm is turned on, the
instrument will activate internal beeper when
Alarm1 or Alarm2 level is surpassed.
Audible alarm can only be linked to one mass
channel at a time.
Visible [On, Off] When the visible alarm is turned on, unit will
show the alarm icon (Alarm1 , Alarm 2
) in title bar when Alarm1 or Alarm2 level
is surpassed.