BMC G3 B20A, User Manual, Page: 40 / 61

BPAP System User Manual
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17. Alarm
This chapter describes the alarms of the device and the proper responses the operators
should make to different alarms.
After the device is running, disconnect its power supply by unplugging the power cord, an
audible alarm will sound like ―beep beep beep, beep-beep, beep beep beep, beep-beep‖,
which means that the alarming system of the device works normally.
17.1 Grading for Alarming and Description
The alarm level and description of this equipment are shown as follows:
Grade
Sign of
Grading
Description
High !!! Requires operator to make instant response
Intermediate !! Requires operator to make instant on-time response
Low !
Requires operator to be more cautious about the change
of the state of equipment
17.2 Visual Alarm
The visual alarm levels are indicated by the background of the alarming information on the
top of the screen and the color of the LED light under the Knob, which is shown as follows:
Grade Visual Description
High Red Red light flickers—high-grade alarming
Intermediate Yellow Yellow light flickers—intermediate alarming
Low Yellow
Yellow light indicates in a fixed manner—low-grade
alarming
17.3 Auditory Alarm
The alarming sounds at different levels will occur and are shown as follows:
Grade Auditory Description
High
beep beep beep beep-beep
beep beep beep beep-beep
Intermediate
beep beep beep
Low
beep
In accordance with the requirements of relevant standards, the volume of the audible alarm
signal meets the requirements. The sound pressure range of the measured auditory alarm
signal is described as follows: