User's Manual

50
Chapter 9 Electromagnetic compatibility statement
9.1 Parameter description
Name
Working frequency
Modulation type
Maximum Tune-up power(dBm)
Bluetooth
2.4GHZISM BAND
GFSK
-3.00
Name
Cable length ( m )
Whether to block
Remark
USB Cable
2.0
Yes
/
Even if other equipment meets the emission requirements of the corresponding national
standards, the equipment or system may still be interfered by other equipment.
9.2 EMC statement
1） Model A9 needs special precautions regarding EMC and needs to be installed and put
into service according to the EMC information provided in the accompanying document;
2） Portable and mobile RF communications equipment can affect model A9.
1） Don’t be near active HF surgical equipment and the RF shielded room of an ME
system for magnetic resonance imaging, where the intensity of EM disturbances is high.
2） Use of accessories, transducers and cables other than those specified or provided by
the manufacturer of Model A9 could result in increased electromagnetic emissions or
decreased electromagnetic immunity of this equipment and result in improper operation.
3） Use of Model A9 adjacent to or stacked with other equipment should be avoided
because it could result in improper operation. If such use is necessary, this equipment and
the other equipment should be observed to verify that they are operating normally.