2-1
Chapter 2 Patient Safety
2.1 Power Supply
1) Alternating Current:
Voltage: 100-240V～
Frequency: 50/60Hz
2) Built-in Rechargeable Lithium Battery:
Rated Voltage: 11.1V
3)Input Power: 95 VA
2.2 Environment Requirements
The environment requirements for the transportation, storage and normal operation of the electrocardiograph
are as shown in the following table
Packed ECG must be stored in well ventilated rooms with -20℃ ～ +60℃
temperature, relative humidity no more than 93%, and without corrosive gases.
Leave at least 2 inches (5cm) free space around the electrocardiograph for air
circulation.
Must avoid severe shock ,vibration, rain and snow during transport
The surrounding environment of the electrocardiograph should be clean and far away from
the places with corrosives, high humidity, high temperature and direct sunlight, in the using
vibration should be avoided and it is prohibited to move the equipment under the
electriferous state.
Illustration: Refer to section 3.4 for the detailed key symbol and its corresponding function.
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