User Manual
Universal Serial/PROFIBUS DP Gateway
GT200-DP-RS
WWW.SSTCOMM.COM
48
Baud rate (bps):
300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200bps can be selected.
Data bits, Parity bit, Stop bits:
8 None 1, 8 Odd 1, 8 Even 1, 8 Mark 1, 8 Space 1 and 8 None 2 can be selected.
Protocol Type:
It depends on the device type (GSD file). For “GT200-DP-RS Modbus Master V6.0” device, it
acts as a Modbus Master.
Response Timeout:
Time to wait for response from Modbus Slave after Modbus Master sends a command. It is
available when “Protocol Type” is Modbus Master. 100, 200, 300, 400, 500, 600, 700, 800, 900, 1000, 1500, 2000,
3000, 4000, 5000ms can be selected.
Delay Between Polls:
Delay time between the last response (or response timeout) and the new command. It is
available when “Protocol Type” is Modbus Master. No Delay, 50, 100, 150, 200, 300, 400, 500, 600, 700, 800,
900, 1000, 1500, 2000ms can be selected.
Transmission Mode:
RTU and ASCII can be selected.
Write Mode
: Set output mode, Change of value or Cycle can be selected.
Response Timeout Action:
When the gateway doesn’t receive the response within the time set in “Response
Timeout”.
Clear: Sets the response data in the input buffer to zero.
Hold: The data in the input buffer remains the same.
Response Timeout for N times:
The number of retries to send the command when response error. Range: 2~254.
The default value is 3.
