GE t60 Instruction Manual page 335

APPENDIX D
Definition of time outs:
PARAMETER DEFAULT
VALUE
t
30 s
0
t
15 s
1
t
10 s
2
t
20 s
3
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):
PARAMETER DEFAULT
VALUE
k
12 APDUs
w 8 APDUs
Maximum range of values k:
Maximum range of values w:
Portnumber:
PARAMETER VALUE
Portnumber 2404
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
Ë

Serial X.21 interface
Ë
Ë Other selection(s) from RFC 2200 (list below if selected)
GE Multilin
REMARKS
Timeout of connection establishment
Timeout of send or test APDUs
Timeout for acknowlegements in case of no data messages
Timeout for sending test frames in case of a long idle state
REMARKS
Maximum difference receive sequence number to send state variable
Latest acknowledge after receiving
15
1 to 32767 (2 – 1) APDUs, accuracy 1 APDU
1 to 32767 APDUs, accuracy 1 APDU
Recommendation: w should not exceed two-thirds of k.
REMARKS
In all cases
T60 Transformer Management Relay
D.1 IEC 60870-5-104 PROTOCOL
t t
<
2 1
w
I-format APDUs
SELECTED
VALUE
120 s
15 s
10 s
20 s
SELECTED
VALUE
12 APDUs
8 APDUs
D
D-9