MultiSmart Installation & Operation Manual
Further serial port parameters can be found in the Advanced menu, navigate to:
Name Description Range/Type Default
Baud Rate Sets the baud rate for the channel.
9600, 19200, 38400,
9600
Communications Port
Selects which port this channel communicates
through.
Serial 1, Serial 2 -
First Character Timeout
(ms)
Sets a timeout for the first character in
milliseconds.
0 – 9999 ms 1000
Inter Character
Sets a timeout between characters in
0 – 9999 ms 20
MultiTrode RTU? Deprecated. Enable/Disable Disabled
Number of Wakeups Sets the number of wakeups. 0 - 120 60
Number of Data Bits Sets the number of data bits. 7 or 8 8
Number of Stop Bits Sets the number of stop bits. 1 or 2 1
Parity Sets the type of parity. Odd, Even or None None
RTS Control Sets whether RTS is controlled. Enable/Disable Disabled
Radio Off Time (ms) Creates delays for use with analog radios 0 – 9999 ms 0
Radio On Time (ms) Creates delays for use with analog radios 0 – 9999 ms 0
Table 37 – Advanced Serial Port Parameters
22.2.6.3 PSTN Channel Settings
The following parameters should only be modified by an experienced modem user. Only the DNP3 protocol
can be used over PSTN.
• Navigate to:
• Highlight a DNP Slave and press Select
• Set the Comms Channel to PSTN and press Save.
• Press Channel to modify the following modem related parameters;
Phone Number – Enter the destination phone number.
Baud Rate – Choose the appropriate baud rate
Data/Stop Bits/Parity – Select the number of data bits, stop bits and parity
Connect Timeout (sec) – Period to establish connection before dial up connection times out
Retry Delay (sec) – Time period to wait after a failed connection before retrying
Idle Timeout (sec) – Time period to wait after the last data transmission before hanging up
Comms Port – Physical port used by this channel. In most cases this need not be changed
The default modem initialization string (Init String 2) can be found at:
The default initialisation string is: AT&FE0Q1M0V1S0=2&C1&D2W2&Y0
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