Siemens 9340-60-ETHER 用户手册
PMCM-ETHCC-0208
ACCESS 9340 and 9360 Meter Ethernet Communications Card
2/2008
Setup
© 2008 Siemens Energy & Automation, Inc.. All Rights
9
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Serial Port
Action
Result
1. From the Setup menu, click Serial Port.
Opens the Serial Port page.
2. Select your physical interface,
transmission mode, baud rate, parity, and
response timeout (see Table 5 on page 9).
response timeout (see Table 5 on page 9).
Selects the serial port options.
3. Click Apply.
Updates the 9340-60-ETHER module Serial
Port settings.
Port settings.
Figure 4:
Serial Port Page
Table 5:
Serial Port Settings
Option
Description
Setting
Physical Interface
Used to select how the 9340-60-ETHER
module serial port is physically wired.
module serial port is physically wired.
RS485 4-wire or RS485 2-wire
Default: RS485 2-wire
Transmission
Mode
Mode
Used to select how data is transmitted over
a serial connection.
a serial connection.
Automatic or Modbus ASCII
Default: Automatic
NOTE: Automatic mode allows
you to communicate to
Modbus RTU and ACCESS
slave devices on the same
daisy chain. These devices are
entered on the Device List
page.
you to communicate to
Modbus RTU and ACCESS
slave devices on the same
daisy chain. These devices are
entered on the Device List
page.
Baud Rate
Used to select the data transmission speed
over a serial connection.
over a serial connection.
2400, 4800, 9600, 19200,
38400
38400
Default: 19200
Parity
Used to select if data is checked for
accuracy using a parity bit.
accuracy using a parity bit.
Even, Odd, None
Default: Even
Response Timeout Used to select how long the
9340-60-ETHER module will wait to receive
a response from a serial device.
a response from a serial device.
0.1 to 10 seconds
Default: 3 seconds