User manual

A-8 Notices & Technical Specifications
Wire type
Belden 9538 or equivalent, 8
conductor, shielded
Maximum cable distance 50 feet, 15 meters
Cabling
8-position modular jack to DB-25
(IBM AT pin-out)
Nominal Direct Current Resistance
Center conductor 24 gage (7 strands 32 gage)
.61 millimeter diameter
23.7 ohms/1000 feet
77.8 ohms/kilometer
Shield 15.5 ohms/1000 feet
50.9 ohms/kilometer
Nominal outside diameter .265 inch; 6.73 millimeters
Nominal capacitance between
conductors
30 picofarads/ft
98 picofarads/meter
Ethernet Interface Specifications
10Base-T
Pin Number IEEE Name Function
1
TD+ Transmit Data +
2
TD- Transmit Data -
3
RD+ Receive Data +
4
Not used
5
Not used
6
RD- Receive Data -
7
Not used
8
Not used