GE L60, Instruction Manual, Page: 469 / 498

GE Multilin L60 Line Phase Comparison Relay D-9
APPENDIX D D.1 PROTOCOL
D
Definition of time outs:
Maximum range of values for all time outs: 1 to 255 s, accuracy 1 s
Maximum number of outstanding I-format APDUs k and latest acknowledge APDUs ( w ):
Maximum range of values k : 1 to 32767 (2
15
– 1) APDUs, accuracy 1 APDU
Maximum range of values w : 1 to 32767 APDUs, accuracy 1 APDU
Recommendation:
w should not exceed two-thirds of k .
Portnumber:
RFC 2200 suite:
RFC 2200 is an official Internet Standard which describes the state of standardization of protocols used in the Internet
as determined by the Internet Architecture Board (IAB). It offers a broad spectrum of actual standards used in the Inter-
net. The suitable selection of documents from RFC 2200 defined in this standard for given projects has to be chosen
by the user of this standard.
Ethernet 802.3
Serial X.21 interface
Other selection(s) from RFC 2200 (list below if selected)
D.1.2 POINT LIST
The IEC 60870-5-104 data points are configured through the
SETTINGS PRODUCT SETUP COMMUNICATIONS DNP /
IEC104 POINT LISTS
menu. Refer to the Communications section of Chapter 5 for additional details.
PARAMETER DEFAULT
VALUE
REMARKS SELECTED
VALUE
t
0
30 s Timeout of connection establishment 120 s
t
1
15 s Timeout of send or test APDUs 15 s
t
2
10 s Timeout for acknowlegements in case of no data messages
t
2
<
t
1
10 s
t
3
20 s Timeout for sending test frames in case of a long idle state 20 s
PARAMETER DEFAULT
VALUE
REMARKS SELECTED
VALUE
k 12 APDUs Maximum difference receive sequence number to send state variable 12 APDUs
w 8 APDUs Latest acknowledge after receiving
w
I-format APDUs 8 APDUs
PARAMETER VALUE REMARKS
Portnumber 2404 In all cases
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