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4.2 Environmental Operating Conditions
Please make sure the temperature and humidity meet the requirement for use.
Temperature 5
℃
～
40
℃
Relative humidity 25%
～
95%
4.3 Inspection before Operation
z
Check if the instrument, socket and grounding cable are well connected.
z
Confirm no high voltage cable, X ray, ultrasonic, electrosurgical machine and other high power
equipment around the instrument.
z
Check if the plug pin is connected with corresponding electrodes; No twisting with other cable.
z
Check if the electrodes are well-connected. No contact with each other
z
Check if the patient is nervous or talking or moving or contacting the metal part of the bed
z
Check if the environment is comfortable and if the bed is too small
To ensure the patient safety and ECG reliability, please check the above and start operation.
4.4 Lead off Indication
The instrument constantly checks the lead connection status. If the instrument detects the lead
off, it will display the corresponding information on the LCD screen as shown below, it shows
C6 lead off.
When lead off, the waveform will not be displayed. Pressing "record" button is ineffective.
Please check the loose electrodes or electrode leads according to the prompt message and
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