Section 4 1MAC306892-MB C
IEC 60870-5-101 and IEC 60870-5-104 parameters
 28 RER620
Communication Protocol Manual
Parameter Values (range) Unit Step Default Description
Event Order 1 0=Accurate time 
1=Preserve 
chronology
0=Accurate time Selects the event ordering principle
Selection Timeout 1 1...65 30 Selection time-out for control SBO operations
Cyclical Period 1 1...604800 10 Cyclical period in seconds
TX window (k) 1  1...32767   12 IEC60870-5-104 transmit window (k)
RX window (w) 1  1...32767    8 IEC60870-5-104 receive window (w)
TX timeout (t1) 1 1...255000 ms 15000  IEC60870-5-104 transmit timeout (t1)
RX timeout (t2) 1 1...255000 ms 10000  IEC60870-5-104 receive timeout (t1)
Test interval (t3) 1 1... 172800000 ms 20000  IEC60870-5-104 link test interval (t3)
Port 2 0=Not in use 
1=IEC101 - COM1
2=IEC101 - COM2
3=IEC104 -
Ethernet
0=Not in use Port selection for instance 2
ClientIP 2 0.0.0.0 IP address of the client
End Delay 2 0...20 char 4 Frame end delay for serial communication
Device Address 2 1...65535 1 Link address of the instance 2
ASDU Address 2 1...65535 1 ASDU address of the instance 2
Link Mode 2 0=Balanced 
1=Unbalanced
0=Balanced Link mode setting for instance 2
COT Length 2 1...2 1 Cause of transmission length
IOA Length 2 1...3 2 Information object address length
Link Address Length 2 1...2 1 Link address length
ASDU Address Length 2 1...2 1 ASDU address length
Single Char Resp 2 0=Disabled 
1=Enabled
0=Disabled Single character response enabled/disabled
Show Bad Time 2 0=Disabled 
1=Enabled
1=Enabled Enable/disable bad time quality indication in 
events
Time Format 2 0=Short 24bit 
1=Full 56bit
1=Full 56bit Time stamp format 3 or 7 octet
Event Time 2 0=Local 1=UTC 1=UTC Selects between UTC/local time
Overflow Mode 2 0=Oldest
+indication 
1=Keep newest
0=Oldest
+indication
Event buffer overflow handling mechanism
OvInd IOA 2 0...16777215 60000 Overflow indication address for interrogated 
data 2
OvInd NoGI IOA 2 0...16777215 60000 Overflow indication address for non- 
interrogated data 2
Event Order 2 0=Accurate time 
1=Preserve 
chronology
0=Accurate time Selects the event ordering principle
Selection Timeout 2 1...65 30 Selection time-out for control SBO operations
Cyclical Period 2 1...604800 10 Cyclical period in seconds
TX window (k) 1  1...32767   12 IEC60870-5-104 transmit window (k)
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