
Reference PTQ-104S Rev2 ♦ Quantum Platform
User Manual IEC 60870-5-104 Server for Quantum
Page 176 of 195 ProSoft Technology, Inc.
February 22, 2013
Information object address
(System-specific parameter)
One octet Structured
Two octets Unstructured
Three octets
Cause of transmission
(System-specific parameter)
One octet Two octets (with originator address)
Length of APDU
(System-specific parameter, specify the maximum length of the APDU per
system)
The Maximum length of the APDU is 246 (default). The maximum length may be
reduced by the system.
255 Maximum length of APDU per system
9.6.3 Selection of standard ASDUs
Process information in monitor direction
(Station-specific parameter; mark each Type ID "X" if it is only used in the
standard direction, "R" if only used in the reverse direction, and "B" if used in
both directions)
Single-point information with time tag
Double-point information with time tag
Step position information
Step position information with time tag
Bitstring of 32 bit with time tag
Measured value, normalized value
Measured value, normalized value with
time tag
Measured value, scaled value
Measured value, scaled value with time
tag
Measured value, short floating point
value
Measured value, short floating point
value with time tag
Integrated totals with time tag
Event of protection equipment with time
tag
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