Vital Signs Monitor Service Manual Test and Maintenance
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keep the value of the manometer consistent with the one displayed on the monitor). After the
value of the manometer stabilizes, select Calibrate High.
7. Select Calibrate Confirm.
8. Select Calibrate Protection Unit.
9. Apply a fixed static pressure on the monitor with the help of the manometer. Check the
displayed values on the monitor against the manometer configuration.
10. A tolerance of ±3 mmHg is reasonable.
4.2.5 NIBP Accuracy Test
This test checks the performance of the NIBP system.
NOTE:
Manometer test is for checking the measurement accuracy and cannot change the
measurement results.
Tools required:
• T-fitting
• NIBP extension tubes
• Cylinder (200 ml)
• Manometer (Its measurement range should be within the range of 0 to 300 mmHg; its accuracy
should be more precise than the accuracy of ±0.3 mmHg.)
Procedure:
1. Access Menu > User Maintain by inputting the password ABC.
2. Connect the equipment as shown below:
Manometer
NIBP module
/ Patient
monitor
Cylinder
T-fitting
NIBP
extension
tube or hose
Tube
Tube
Figure 4-3 Diagram for Manometer Test
3. Select NIBP > Manometer.
4. Apply a fixed static pressure on the monitor with the help of the manometer.
5. Wait 10s until the pressure stabilizes. Check the displayed values on the monitor against the
manometer configuration.
6. A tolerance of ±3mmHg is reasonable.
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