Model 3088A Series Getting Started Guide | 3 • OnSite installation |
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Connecting the Model 3088A/K serial interface
The Model 3088A/K provides an E1 (G.703/G.704) interface on dual BNC connectors and an
The interconnecting cables shall be acceptable for external use
and shall be rated for the proper application with respect to volt-
age, current, anticipated temperature, flammability, and
CAUTION mechanical serviceability.
Connecting the Model 3088A/K to an E1 Network
The Model 3088A/K supports E1 network connections. This section describes how to connect the network to your Model 3088A/K.
Connect twisted pair (120 ohm) to E1 network
The Model 3088A/K is equipped with a single
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| 1 | 1 | (RX) Receive (Ring) | |
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| 2 | (RX) Receive (Tip) | ||
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| 2 | 3 | Shield | |
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| 4 | (TX) Transmit (Ring) |
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| 5 | (TX) Transmit (Tip) | |
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| 6 | 6 | Shield | |
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| 7 | 7 | No connection | |
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| 8 | 8 | No connection | |
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Figure 8. 120 Ohm
Use the following connection diagram to connect the
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3088/K |
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| E1 (G.703/G.704) |
Signal | Pin # | Network signal | ||
RX (Ring) | 1 |
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| TX (Ring) |
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RX (Tip) | 2 |
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| TX (Tip) |
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Shield | 3 |
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| Shield |
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TX (Ring) | 4 |
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| RX (Ring) |
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TX (Tip) | 5 |
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| RX (Tip) |
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Shield | 6 |
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| Shield |
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Figure 9.
Installation | 37 |