User’s Manual
Arctic IEC-104 Gateway
41
Viola Systems Ltd.
Cause of transmission length (IEC-101)
Defines the length of IEC-101 Cause of transmission ASDU header field in bytes.
IEC-101 ASDU cause of transmission length
Type Field
length
Units Bytes
Value range
1-3
Note
The IEC-101 standard defines value 1.
Common address length (IEC-101)
Defines the length of the IEC-101 Common address ASDU header field in bytes.
IEC-101 ASDU common address length
Type Field
length
Units Bytes
Value range
1-3
Note
The IEC-101 standard defines value 2.
Info object address length (IEC-101)
Defines the length of IEC-101 Information object address ASDU header field in bytes.
IEC-101 ASDU information object address length
Type Field
length
Units Bytes
Value range
1-3
Note
The IEC-101 standard defines value 2.
ASDU converter
The ASDU converter can be used to convert ASDU header field lengths between IEC-101 and
IEC-104 protocols.