Emerson 250-5000, Инструкция по установке и эксплуатации

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14
•
Energy Meter Installation and Operation Manual 026-1726 Rev 2
• Data Size - Leave this field at the default value ( 8 ).
• Parity - Leave this field at the default value ( None ).
The parity settings should be set to match the parity
dip switch settings of all Energy Meter devices.
Refer to Table 2.
• Stop Bits - Leave this field at the default value ( 1 ).
7. Press
)
to save changes and exit.
6.2 Adding an Energy
Meter
To enable communications between E2 and the Energy
Meter units, the devices must be added and addressed in
E2.
1. Log in to the E2 with Level 4 access.
2. Press
(772
- Connected I/O Boards and
Controllers .
3. In the Connected I/O screen, under the ECT tab,
Enter the number of devices in the Energy Meter
number field.
4. Press
)
to return to the Network Setup menu, then
select
1
- Network Summary .
5. Locate the Energy Meter units you added to the
network list (press
k
and
j
to scroll through the
list). The default name for an Energy Meter
increments up starting with Energy001 . The two
and three-letter designator does not apply here.
6.
7. By default, each Energy Meter’s board number in
the network list is indicated by a - (dash). To set
the address and begin communication, press
$
to
Commission. (If you have more than one
MODBUS network, specify which network you
want the device to belong to.) A screen will open
that will allow you set the address:
8. In the list of MODBUS devices, choose the
address number corresponding to the Energy
Meter’s dip switch/jumper setting, and press
e
to
select it. If a network ID has already been
selected, its name will be shown next to the
network ID in this list. If the network ID you are
trying to assign has already been used, you must
set the network ID dip switch/jumper on this
device to a different number that is not being
used.
Figure 6-3
-
Connected I/O Screen
Figure 6-4
-
Network Summary Screen
Figure 6-5
- Set the Address of the Energy Meter