-20-
"beep--beep--beep--" sound.
Setting process, press
ON/OFF
key to exit Alarm Critical Value
setting function, return to measurement status, does not change
the previous settings.
In data access model, press
MEM
key to exit, then setting Alarm
Critical Value.
8
．
Access to Alarm Critical Value
Press
AL
key to enter the mode of resistance or current mea-
surement. Press down
AL
key for 3 sec, you can access to check
the alarm critical value, which would flashes in high-digit. The
value accessed was set in the last time. And again press down
AL
key for 3 sec or
ON/OFF
key to quit from the access state and re-
turn to the measuring state.
As indicated in Figure 15, the alarm critical
value of resistance set in the last time is 20
Ω.
9
．
Clear Data
In the data access model, press
MEM
+
ON/OFF,
automatism clear
all the stored data. After clearing display show in Figure 12. The
data can’t be restore after clear.
10
．
Data Upload
Turn on the instrument and enter the measurement state. Connect
a PC with the instrument via a RS232 communication cable sup-
plied with the instrument. Run the software installed in the PC. If
the communication is normal, the users can monitor current in
real-time manner via the PC.
The software has the function of online real-time monitoring, his-
