Fresh Gas Flow Display System Interface
4 - 10 Operator’s Manual of Anesthesia System
The battery icon on the screen indicates the status of the battery.
Low battery may cause power supply faults. The equipment will trigger a high priority alarm and
display [Low Battery Voltage!] in the Technical Alarm area. In this case, use the AC power supply to
power the anesthesia system to resume its normal operation and charge the battery.
4.3 Fresh Gas Flow Display
4.3.1 Electronic Flow Control System
Displays the real-time flow of O
2
or balance gas. The balance gas can be set to air or N
2
O.
The flow meter numerics display a precision to two decimal digits for flows < 1 L/min and one
decimal digit for flows ≥ 1 L/min.
In this equipment, the electronically-controlled flow meter is called the Electronic Flow Control
System (hereinafter referred to as the EFCS). EFCS has two control modes available: Total Flow and
Direct Flow.
PARTS DESCRIPTION
Battery is fully charged.
AC power supply is connected.
Equipment is powered by the AC power supply. The solid part of
the battery icon represents the remaining battery level.
Battery is partially charged.
AC power supply is connected and charging the battery.
Equipment is powered by the AC power supply.
Battery is fully charged.
AC power is not connected.
Equipment is powered by the internal battery.
Battery is partially charged.
AC power is not connected.
Equipment is powered by the internal battery.
Battery is low. The battery should be charged immediately to
work as a safe backup power supply.
AC power is not connected.
Equipment is powered by the internal battery.
Battery is not installed.
Table 4-3 Battery status
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