HH-521BT 4-Channel Thermocouple Data Logger Instruction Manual v1.1
Thermosense Limited
www.thermosense.co.uk
Page 12
7.5 Clearing Instant Read-out Memory
(1) Turn off the unit.
(2) Press and hold
button and then press
power button to turn on the unit.
(3) Keep holding
and
(power) buttons, then LCD will show "
", "
CLr
" and “
SUrE
5, 4…1, 0
” until the memory is cleared. (To abort, release
button before “
SUrE 0
”.)
The LCD will show "
CLr
" ,
“
0
”and start erasing group 00 to 99 records.
7.6 Connecting to a computer
The meter can be connected to PC through a micro USB cable or Bluetooth adapter to download
recorded data or perform real time monitoring or datalogging in the software interface.
8. POWER AND BULETOOTH ADAPTER PREPARATION
8.1 Battery Replacement
(1) When the battery voltage drops below proper operation range, the symbol will blink on the
LCD display and the battery needs to be replaced.
(2) Before replacing the battery, power off the meter, and disconnect all temperature probes.
Open the cover of the battery cabinet by a screwdriver. Replace the old batteries with four new UM-
4 or AAA size batteries.
(3) Close the battery cabinet cover and fasten the screw.
