Q21: How many recorders can be viewed in the Real-time Viewer of PC software Observer II?
A21: Maximum 1024 tags can be viewed from the Real-time Viewer. These tags cover AI, Math, DI,
DO, Counter and Totalizer, excluding AO. If each recorder is used with 6 tags in average, then
the Real-time Viewer can view maximum 170 units of recorders.
Q22: Once the user forgot the password, is there a common password? If not, how to reset
recorder to the factory settings?
A22: There is no common password for this purpose. It needs to do RESET procedure to recall the
factory settings. Press and hold the top left key before turn on the power. Do not release it until
you hear two "BI " sounds. Turn the power off and on again. All factory settings will be restored.
Please note that, after this procedure, all project configuration data will erase. You have to
configure the recorder like the beginning once again.
Q23: To change the analog input, what is the next step after changing the dip switches and
jumpers on the analog input card?
A23: It needs to press the icon of Observer software to receive configuration about modified input from
the recorder to PC first. Modify the configuration if necessary, and then send the new
configuration back to the recorder.
Q24: Which type of Ethernet cable should be used to connect with the recorder?
A24: Straight through cable should be used for the real network connection between HUB and recorder.
A cross through cable should be used for the non-real network connection, only between PC and
recorder.
Q25: How many days the data can be stored in CF card?
A25: It depends on the number of channels, the log speed of channels, and the memory of CF card. If the
recorder is used with 6-channel inputs, an easy chart to show the maximum days CF can store the data.
CF card 2GB
Log speed
1 second 1975 days
10 seconds 19750 days
120 seconds 237030 days
Q26: Is it possible to display all the selected channels in one page on recorder?
A26: Yes, press Page key to get to Page all mode. Then, all selected channels in digits can be displayed
in one page.
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