CARLO GAVAZZI VMU-C EM, Инструкция по эксплуатации

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VMU-C
VMU-C Instruction manual 122
performs automatically, will prevent the databases of different VMU-C from being
overwritten.
 Folder “
cfg
”
 Folder “
db
”
 Folder “
DriverWin_USB_Eth
”
 File “
ipAddress
”
 EXCEL file “
VMUCDATA week_......
”
The
“
cfg
” folder contains two files:
1) EWgeneral.db: it contains the general system configuration, the IP address,
the scheduled operations, the e-mail addresses for the sending of scheduled
messages or in case of alarm, etc.
2) EWplant.db: it contains the plant configuration (the system configuration,
installed modules, RS485 network addresses, threshold settings, etc.).
The “
db
” folder contains the whole VMU-C EM database. This folder contains all
the data stored in VMU-C EM and updated as of 24:00 of the previous day.
Should the VMU-C EM get damaged and have to be replaced, this folder allows
to move the whole Database and the relevant configuration from the damaged
instrument to the new one through a “
Disaster-Recovery
”-type function.
“DriverWin_USB_Eth” folder
it contains a Windows driver allowing to connect
the VMU-C EM to the PC through the mini USB communication port. In this case
the reference address (fixed and not editable) is 192.168.254.254. To access the
VMU-C EM through the mini USB port use a USB => mini USB cable and type
through the browser in use the address 192.168.254.254; the log-in page will be
displayed again.
“
ipAddress
” file: it contains the IP addresses of the connected devices.
Note:
we recommend that you use “Notepad” to display this file.
EXCEL file “
VMUCDATA week_......
”: a file containing all the data logged by
VMUC_EM in the last 7 days. The file (Fig. 123) will contain the following
variables:
o
Total active energy read by the reference energy meter (kWh)
o
Average active power over the period read by the reference energy meter
(kW)
o
Total reactive energy read by the reference energy meter (kvarh)
o
Average reactive power over the period read by the reference energy
meter (kvar)
Note : For all the variables mentioned above, the period corresponds to the logging
interval set on VMU-C. This interval can be of: 5,10,15,30,60 minutes.
Excel backup file