Mindray A9 Service Manual

6-34
Manual Calibration
NOTE
 The accuracy error of the pressure gauge for pressure calibration is not greater
than ±0.5 cmH2O or ±2% of the reading value (whichever is larger).
Perform the following steps to manually calibrate the pressure sensor and PEEP proportional
valve.
1. Ensure that the anesthesia machine is in standby mode.
2. Select Setup > Service > Calibrate > Pressure Sensor and select Manual Calibrate to
access the screen shown below.
3. Connect the pressure sampling line to the calibration device according to steps 2 and 3.
4. Complete the pneumatic connection by referring to step 3 in Automatic Calibration.
5. Select Begin to access the screen shown below.

Mindray A9 Specifications

General

Type	Anesthesia Workstation
Integrated Gas Analysis	Yes
Backup Battery	Yes
Operating Temperature	10°C to 40°C
Storage Temperature	-20°C to 55°C
Battery Type	Lithium-ion
Ventilation Modes	Volume Control, Pressure Control, SIMV, Manual Ventilation
Display	Touchscreen
Patient Monitoring	ECG, SpO2, NIBP, EtCO2, Temperature
Connectivity	Ethernet, USB
Portability	Mobile (with wheels)
Battery Life	Minimum 90 minutes (typical)
Altitude	Up to 3000 meters
Power Supply	100-240 VAC, 50/60 Hz
Charging Time	Approximately 4 hours
Storage	Internal storage for patient data and system logs
Supported Languages	Multiple languages
Certifications	CE, FDA