GE L60 Instruction Manual page 541

APPENDIX D
APPENDIX D IEC 60870-5-104 COMMUNICATIONSD.1PROTOCOL
This document is adapted from the IEC 60870-5-104 standard. For ths section the boxes indicate the following:
standard direction; – not used;
1. SYSTEM OR DEVICE:
System Definition
Controlling Station Definition (Master)
Controlled Station Definition (Slave)
2. NETWORK CONFIGURATION:
Point-to-Point
Multiple Point-to-Point
3. PHYSICAL LAYER
Transmission Speed (control direction):
Unbalanced Interchange
Circuit V.24/V.28 Standard:
100 bits/sec.
200 bits/sec.
300 bits/sec.
600 bits/sec.
1200 bits/sec.
Transmission Speed (monitor direction):
Unbalanced Interchange
Circuit V.24/V.28 Standard:
100 bits/sec.
200 bits/sec.
300 bits/sec.
600 bits/sec.
1200 bits/sec.
4. LINK LAYER
Link Transmission Procedure:
Balanced Transmision
Unbalanced Transmission
Frame Length (maximum length, number of octets): Not selectable in companion IEC 60870-5-104 standard
GE Multilin
– cannot be selected in IEC 60870-5-104 standard.
Multipoint
Multipoint Star
Unbalanced Interchange
Circuit V.24/V.28 Recommended
if >1200 bits/s:
2400 bits/sec.
4800 bits/sec.
9600 bits/sec.
Unbalanced Interchange
Circuit V.24/V.28 Recommended
if >1200 bits/s:
2400 bits/sec.
4800 bits/sec.
9600 bits/sec.
Address Field of the Link:
Not Present (Balanced Transmission Only)
One Octet
Two Octets
Structured
Unstructured
L60 Line Phase Comparison Relay
D.1 PROTOCOL
D.1.1 INTEROPERABILITY DOCUMENT
Balanced Interchange Circuit
X.24/X.27:
2400 bits/sec.
4800 bits/sec.
9600 bits/sec.
19200 bits/sec.
38400 bits/sec.
56000 bits/sec.
64000 bits/sec.
Balanced Interchange Circuit
X.24/X.27:
2400 bits/sec.
4800 bits/sec.
9600 bits/sec.
19200 bits/sec.
38400 bits/sec.
56000 bits/sec.
64000 bits/sec.
– used in
D
D-1