Operator's Manual

Bluetooth Specification Product Specifications
A - 12 TM80/TM70 Telemetry Monitor Operator’s Manual
A.7 Bluetooth Specification
A.7.1 Technical Specification
A.7.2 Implemented Function
The function implemented via bluetooth is as follows:
■ Transmits configuration information between TM80s or between TM70s.
■ BP10 transmits NIBP parameters, status and prompt messages to TM80/TM70.
■ TM80/TM70 transmits control information and settings to BP10.
A.7.3 Function Specification
Wireless networking
stability
The ratio of the communication data lost on the center station from the TM70
is less than 0.1% in 24 hours under the following circumstances: Each of the
TM70 roams 30 times and at least 3 TM80s roam simultaneously.
Protocol standard
Bluetooth low energy 4.0
Modulation mode
GFSK
Operating frequency
2402 MHz to 2480 MHz
Channel spacing
2 MHz
Wireless baud rate
1 Mbps
Output power
≤ 2.5 mW
Data Security
Private protocol
Data integrity
Code error rate ≤ 1%
Data latency
Total delay of data transmission from BP10 to TM80/TM70 or
from TM80/TM70 to BP10: ≤ 3 second
Total delay of data transmission from TM80/TM70 to the central
station: ≤ 3 second