Cisco IAD2430 Series Hardware Installation Manual page 35

Chapter 2 Planning Your Installation
Table 2-2
Signal Rate
19200
38400
56000
Caution EIA/TIA-232 is often used at greater distances than specified in
understand the electrical problems that can arise and can compensate for them, you might still obtain
good results; however, we recommend that you keep your cable runs within the standard-defined
distances.
Table 2-3
V.35, and X.21 signals.
Table 2-3
Signal Rate
2400
4800
9600
19200
38400
56000
T1/E1
(1544000)
The EIA/TIA-449 and V.35 interfaces support data rates up to 2.048 megabits per second (Mb/s).
Caution
Exceeding this maximum could result in loss of data and is not recommended.
Table 2-4
and EIA/TIA-530A signals.
Table 2-4
Signal Rate
Up to 90000
110000
120000
130000
1000000
T1/E1
(1544000)
OL-4234-06
EIA/TIA-232 Speed and Distance Limitations (continued)
Distance (Feet)
25
12
8.6
shows the standard relationship between signal rate and maximum distance for EIA/TIA-449,
EIA/TIA-449, V.35, and X.21 Speed and Distance Limitations
Distance (Feet)
4100
2050
1025
513
256
102
50
shows the standard relationship between signal rate and maximum distance for EIA/TIA-530
EIA/TIA-530/EIA/TIA-530A Speed and Distance Limitations
Distance (Feet)
3940
460
425
395
330
230
Cisco IAD2430 Series Integrated Access Devices Hardware Installation Guide
Distance (Meters)
7.6
3.4
2.6
Distance (Meters)
1250
625
312
156
78
31
15
Distance (Meters)
1200
140
130
120
100
70
Distance Limitations for Interface Cables
Table 2-2 on page 2-4. If you
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