Operation
31
Alarm1 Setpoint [mg/m
3
]
The alarm1 setpoint is the mass
concentration level upon which the alarm1 is
triggered.
Alarm will trigger if the mass concentration,
taken at the logging interval, rises above the
setpoint.
N o t e
Alarm 2 must be lower than Alarm 1 when
both alarms are enabled.
Alarm1 Relay [On, Off]
When the relay alarm is turned on, unit will
close relay switch when Alarm1 level is
surpassed.
Relay selection is available on the 8530
desktop model only.
Alarm1 STEL [On, Off]
When the STEL alarm is turned on, STEL
data will be collected when Alarm1 level is
surpassed.
STEL selection is available on the 8530
desktop model only.
See STEL Note below.
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.
N o t e
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.
Alarm Audible [On, Off]
When the audible alarm is turned on, the
instrument will activate internal beeper when
Alarm1 or Alarm2 level is surpassed.
Alarm1 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.
