Description
Value or Value range/ Default
Property / Para-
meter
Specifies the number of data bits in each
received character.
5...8
Default: 8
Receiver Data Bit
Count
Specifies the number of data bits in each
transmitted character.
1 stopbit
2 stopbits
Default: 1 stopbit
Stop Bits
Specifies the number of stop bits attached
to each transmitted character.
5...8
Default: 8
Transmitter Data Bit
Count
Communication
Control
Determines whether the Carrier Detect
signal of the serial port must be set in
order for the IEC station to receive mes-
sages
Carrier detect signal is ignored
Carrier detect signal must be
set
Default: Carrier detect signal
must be set
Carrier Blocking
Delay in milliseconds between activation
of the RTS signal and start of new trans-
mission.
0...65535
Default: 50
CTS Delay
Specifies maximum number of times that
a message is transmitted after timeout.
0...255
Default: 3
Enquiry Limit
Maximum waiting time in milliseconds of
a link layer response.
0...65535
Default: 2000
Header Timeout
The connection is considered to be alive
if the delay between two consecutive
master messages is shorter than the spe-
cified time in milliseconds.
0...65535
Default: 5000
Keep Alive Timeout
The type of the data link connection used
on the channel.
RTS activated during transmis-
sion (Unbalanced slave)
RTS always active, reception
always enabled (Balanced
slave)
RTS activated during transmis-
sion, reception always enabled
(Balanced slave)
Default: RTS always active,
reception always enabled (Bal-
anced slave)
Link Type
23
Station Automation COM600 3.4
1MRS755382
IEC 60870-5-101 Slave (OPC) User's Manual
Summary of Contents for COM600 3.4
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