BW Technologies CONNEX1, Руководство оператора

Страница: 34 / 72

ConneX1 Operator’s Manual
24
Alarm Setpoints
7.1 Alarm Setpoints
To change the alarm setpoints, refer to 4.2.2 Sensor Options on page 16 .
To see the regional alarm setpoints, refer to Appendix A Regional Setpoints on
page 56 .
7.2 Stopping a Gas Alarm
7.2.1 Low and High Alarms
The low and high gas alarms stop when the gas concentration is below the alarm
setpoints. If the Latching Alarm option is enabled in Fleet Manager II, refer to
7.2.3
Acknowledging Latching Alarms on page 24 .
7.2.2 TWA and STEL Alarms
WARNING
"
with your supervisor before clearing the TWA and STEL alarms.
TWA and STEL alarms can be stopped either by
s deactivating and then reactivating the detector, or
s clearing the TWA/STEL/peak exposure readings. Refer to 8.4 Review
Mode on page 24 .
7.2.3 ;, ;
If the Latching Alarm option is enabled, during an alarm the low and high gas
alarms (audible, visual, and vibrator) persist until the alarm is acknowledged and
the gas concentration is below the low alarm setpoint.
Press to acknowledge a latched alarm.
Local regulations in your region may require the Latching Alarms option be enabled.
8. Modes
Selecting one of five modes determines how the detector behaves during alarms
and during gas-free conditions.
8.1 Standard Operation
In standard operation is the default mode. It displays the gas channels and icons.
When an alarm occurs, the audible, visual and vibrator alarms activate.
8.2 Stealth Mode
In Stealth Mode, the audible and visual alarms are disabled. The icon display
on the LCD. When an alarm does occur, the vibrator alarm activates and the LCD
displays the alarm condition, and the audible and visual alarms do not activate.
8.3 Safe Mode
If there is no alarm, the LCD displays Safe instead of real time gas readings, gas
name, or measurement units. When an alarm occurs it will exit safe mode and
display the alarm icon and peak gas reading, The audible, visual, and vibrator
alarms activate normally.