Acumen EON-2028HS - Manual (Page 55)

Heart Rate display
When the watch detects your heart rate, it will be displayed on the lower
screen in the Chrono Mode as followed:
Blinking " " displayed and flashing means that the heart rate receiver is activated.
Blinking " " displayed and flashing 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/LAP Button B to activate the
stopwatch and start measuring the exercise data.
- Press STP/RESET Button C to stop / pause the stopwatch, press
STR/LAP Button B again to continue the exercise. When the stopwatch
is stopped, it displays the total time for the current session.
51
Part II