Acumen Stopwatch - Manual (Page 52)

48
Part II
Heart Rate display (Optional)
When the watch detects your heart rate, it will be displayed on the lower
screen in the Chrono Mode as followed:
Blinking "
" means that the heart rate receiver is activated.
Blinking " " means that heart rate signal is being received.
Blinking " - " means that there is an error in the heart rate signal being
received.
"TZ" and Heart Rate reading (displayed in BPM or Percentage) means
your heart rate is in the target zone.
Blinking "TZ
" and heart rate reading (displayed in BPM or Percentage)
flashing means your heart rate is below the target zone.
Blinking "
TZ" and heart rate reading (displayed in BPM or Percentage)
flashing means your heart rate is above the target zone.
Tips:
When the stopwatch is running, you can toggle to display your heart
rate in BPM or Percentage by pressing SET Button
A in the Chrono
Mode.
Start Your Exercise
- From the Chrono Mode, press STR Button B to activate the stopwatch
and start measuring the exercise data.
- Press STP/RESET Button C to stop / pause the stopwatch, press STR
Button
B
again to continue the exercise.