Baer DLX User Manual page 148

2.4.3 Link address (address field of the link layer)
Service functions of the link layer
•
Application Layer
2.4.4 Transmission mode for application data
Mode 1 is used exclusively: least significant octet first according to IEC
60870-5-4, section 4.10.
2.4.5 ASDU address
2.4.6 Signature
2.4.7 List address (list number)
2.4.8 Rate information (programmable)
A 38
2 Octets
Link address
256
Maximum length L (number of octets)
Reset of remote link is present (FC0): Confirm ACK (FC0), the next FCB-
bit must be set
Request status of link is present (FC9): Respond status of link (FC11)
Functions code FC10: Request user data class 1 (data of previous regis-
tration periods and other data: e.g. status messages): Respond user data
with variable length (FC8)
Functions code FC11: Request user data class 2 (meter readings or data
of the most recent registration period): Respond user data with variable
length (FC8)
Reset of the application process is not present
Send / No Reply is not present
2 Octets
with signature (default for billing data)
without signature (for operational data)
0 = basic data
11 = Reg. Period 1
12 = Reg. Period 2
with rate information
without rate information (default)
not structured
ASDU address
Single events (default if no other value was defined)
MP1: ___ (default: 15min.)
MP2: ___ (default: off)