Interface cable specifications – Eicon Networks 1550 User Manual
Page 131

Selecting an Interface Cable
131
Interface Cable Specifications
This section describes the specifications for each interface supported on the
Eicon 1550/1551.
If you plan to construct your own VHSI cables, be sure to observe the guidelines given
below.
Cable Specifications
Interface
Standard
Compatibility
V.24/RS-232
CCITT V.24
Signaling
CCITT V.28
Electrical
CCITT X.21bis
Electrical and signaling
EIA RS-232-C
Electrical and signaling
ISO 2110
Connector type for the DCE side of a V.24 VHSI
Modem Cable
V.35
CCITT V.28
Some signals for electrical
CCITT V.35
Some signals for electrical and signaling
ISO 2593
Connector type for the DCE side of a V.35 VHSI
Modem Cable
EIA-530
RS-422
Electrical
RS-423
Electrical
ISO 2110
Connector type for the DCE side of a EIA-530 VHSI
Modem Cable
V.36/RS-449
CCITT V.10
Electrical
CCITT V.11
Electrical
RS-422
Electrical
RS-423
Electrical
ISO 4902
Connector type for the DCE side of a V.36/ RS-449
VHSI Modem Cable
X.21
CCITT X.21
Signaling
CCITT V.11
Electrical
CCITT X.27
Electrical
EIA RS-422-A
Electrical
ISO 4903
Connector type for the DCE side of an X.21 VHSI
Modem Cable