Introduction
1
8
10.
11.
12.
13.
14.
16.
17.
18.
19.
Count for manual-recording or
auto-recording data
Symbol for clock
Year/month-date/clock alternate display area
Instrument is being connected with PC.
Manual-recording data checking status.
Display area for channel 1 and channel 2.
Symbol for Humidity unit
Symbols for temperature unit for channel 1
and channel 2.
Maximum or minimum data checking status
Holding fixed measuring data status
1.
2.
3.
4.
5.
6.
7.
8.
9.
Setup mode.
Maximum/Minimum data checking
status.
Sensor type symbol display area
Symbol for channel 1 and channel 2.
Shows that the setting limits for channel
1 or channel 2 are being exceeded.
logging status(HE80x only).
Manual-recording data can be deleted.
Instrument is being supported by DC
external power Battery status indication.
Battery status indication.
Section
1.3 - Button function instructions
：
Click to turn on the instrument and press long for 3 seconds to turn it off.
Automatic shutdown in 15 minutes.
：
Click to enter into the logging mode, click again to exit the logging mode.
(HE8XX only)
：
Setup switch button during the setup mode.
Backlight button during the normal working mode
：
Direction button during the setup mode.
Maximum/minimum data checking button during the normal working mode.
：
Direction button during the setup mode.
Button for checking the previous manual-recording data during normal working
status.
：
Direction button during the setup mode
Button for checking the manual-recording data during normal working status,
total in 88 (capacity)
：
Direction button during the setup mode
Holding the fixed measuring data status during the normal working mode
：
Click to enter into the setup mode, click again to exit the current mode and save
the settings.
1
、℃
/
℉
switching button,
usually
℃
, switch
℃
/
℉
,
℉
lighting
,
OK
to enter into the next setting mode.
2
、
SETUP DEL MEM: show DIS in the LCD corner means CAN’T,
switch
,
show En and press OK to delete the manual-recording data.
3
、
SETUP DEL LOG: show DIS in the LCD corner means CAN’T, switch
,
show En and press OK to delete auto-recording data
4
、
SETUP TYPE: lighting from K, moving on one by one,
OK key to
confirm the sensor type.
