Setting Up Communications; Communicating Through A Serial Port - Satec Expertmeter EM720 Operation Manual

Chapter 4 Using PAS Software

Setting up Communications

Communicating through a Serial Port

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3. From the "Look in" box, select the directory where a
new database will be stored. By default, it will be
the "Sites" directory. Type a site name for your
device in the "File name" box, click New, and then
click OK.
4. On the Instrument Setup tab, select "EM720" in the
"Model" box.
appropriate instrument options for your meter.
5. Select a correct CT secondary current (5A or 1A) for
your meter.
6. If you wish to add any comments for your meter,
type them into the "Comment" box.
You can communicate with your meters via a PC RS-232
serial port, through the Internet, via either a local
Ethernet, or a wireless GPRS Dial-Up connection, and via
the USB port.
To configure your communications with the EM720:
1. Select Configuration from the Tools menu. Under
the Communication group on the Instrument Setup
tab, select the type of connection for your device.
2. Set the device communication address you assigned
to the EM720 port. When communicating via the
Ethernet or a GPRS modem, the EM720 responds to
any address you select.
3. In the "Sampling Rate" box, select a rate at which
PAS updates data on your screen when you
continuously poll the device in the PAS Data
Monitor.
The communication protocol and port settings must match
the settings you made in your meter.
Select Serial Port/Modem Site on the Configuration tab,
and then click on the Connection tab to configure your
serial port settings.
Configuring a Serial Port
1. On the Connection tab, select a COM port from the
"Device" box, and then click Configure.
EM720 Power Quality and Revenue Meter
Setting up Communications
PAS automatically selects the