4-8
USER HANDBOOK
To clear the latching alarm:
• Press and hold ‘ACK’ (Bottom Button) for one
second.
4.4.3 EXAMPLE 3 (CO STEL ALARM)
This example, Fig. 4-5, illustrates a Shipsurveyor 5
instrument following an ‘STEL’ alarm condition. The audible
alarm beeps every second and all four (4) red LED’s ash
slowly.
alternates with
Fig. 4-5 CO STEL Alarm
The alarm is non-latching and therefore can be muted by the
user, and is reset automatically when the STEL level returns
below the 200ppm CO alarm limit.