Siemens HydroRanger 200 HMI Operating Instructions Manual page 213

4.7. Data Bits
Sets the number of data bits per character.
Index
Values
4.8. Stop Bits
Sets the number of bits between the data bits.
Index
Values
4.9. Modem Available
Sets the HydroRanger to use an external modem.
Index
Options
4.10. Modem Inactivity Timeout
Sets the time that the device will keep the modem connected with no activity.
Index
Values/Options
Related
To use this parameter, ensure that
the value is low enough to avoid unnecessary delays when an unexpected
disconnect occurs but long enough to avoid timeout while you are still legitimately
connected. This parameter value is ignored by the Modbus Master Drivers, as they
automatically disconnect when done.
Hanging up
If the line is idle and the
directed to hang up the line. Ensure that
than the standard polling time of the connected master device. 0 disables the
inactivity timer, meaning there is no timeout.
4.11. Parameter Index Location
Determines where index information is stored for the parameter access area.
Index
Options
Altered by
Global
A5E36281317
Communications Port
Range: 5 to 8
Communications Port
Range: 1 to 2
Preset: 1
Communications Port
*No modem connected
Answer only
Communications Port
Range: 0 to 9999 seconds
Preset: 0 (No timeout)
4.9. Modem Available
•
4. 1 0. Modem Inactivity Timeout
•
4. 1 0. Modem Inactivity Timeout
Global
*Global
Parameter-specific
4.4. Protocol
HydroRanger 200 HMI – OPERATING INSTRUCTIONS
4.9. Modem Available
4. 1 0. Modem Inactivity Timeout
= Answer only. Ensure that
expires, then the modem is
is set longer
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