User manual

52 •
••
• 4 - 505 SoftShop Setup 505 SoftShop for Simatic 505
Figure 4.3
2. Select the appropriate setting for each option in the dialog box.
• Serial Port: Location where the serial communication port
(COM1, COM2, COM3, or COM4) is configured for
communications. You do not select which port to
communicate out of at this stage.
• Response T.O. (sec): Specifies the amount of time, in
seconds, that the software waits for a response from the
PLC before returning a time-out error. Any whole number
between 5 and 25 can be used.
• Retries specifies Specifies the number of times the software
will try to re-establish communications with the PLC after a
time-out error. Any whole number between 0 and 10 can be
used. Use 0 for no retries.
• Dial Modem: Selected when the selected form of serial
communications is through a modem. The modem
parameters must be set to exactly the same communication
parameters that you will use. Use the following modem
parameters: eight bits, no parity, one-stop bit, and the
highest baud rate that your equipment will support.
• Baud Rate: The rate of communications between the
computer and modem.
• Telephone Dialing: Specifies which type of dialing to use.
Specify pulse dialing only if this is the only type your phone
line supports.
• Force NITP: Specifies ASCII communications for the 545,
555, and 575.
• Initialization Command: The initialization commands sent
to the modem. Consult your modem manual for a list of
appropriate commands.