Configuration
4.8 Ethernet interface
CP 1243-8 IRC
Operating Instructions, 02/2018, C79000-G8976-C385-03
75
Transmission settings - ST7
Transmission settings
●
Send conditional spontaneous frames as blocks
Indicates the form of transfer of data frames with the transmission mode "Conditional
spontaneous".
– Option enabled
Several items of data are collected and only sent when a frame has reached
maximum capacity.
– Option disabled
The data is sent spontaneously as individual frames.
The transfer mode (Spontaneous / Conditional spontaneous) of a frame is set in the
"Trigger" tab of the data point.
●
Max. allowed disruption time
Tolerance time (s) for a detected connection disruption.
If there is still a disruption on the connection when the set time has elapsed, the
disruption is signaled to all accessible connection partners of the disrupted station.
Default setting: 0. Permitted range: 0...255. If you enter 0 (zero), the function is disabled.
Transmission settings – DNP3
Transmission settings – DNP3
●
The disturbance bit can be used as bit 1.6 (IIN1.6) of the "Internal Indication Bytes" to
indicate to the master when the CPU is in STOP mode.
●
Max. time between Select and Operate
Max. duration (seconds) between Select and Operate. For a Select command to be
transferred to the CPU and to take effect, no other frame may be sent to the station
between Select and Operate.
Permitted range: 1..65535
Default setting: 1
●
Number of frame repetitions at the Data Link Layer if no acknowledgement is received
from the master.
Permitted range: 0 ... 255
Default setting: 0
If you enter 0 (zero), the function is disabled.
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