Installation & Connections
Overview
076R174-000
SpectraComm SDT
2-17
Issue 4
Installation and Operation Manual
Note
The 26-pin connector pins 21, 24 and 26 are connected together.
Table 2-13
X.21 DTE Serial Cable Pinouts
26-pin
Signal Name
Note
Direction
DB15-pin
Signal Name
21
24
MODE_2
MODE_DCE
1
14
TXD/RXD+
TXD/RXD-
Twisted
Pair
-->
-->
2
9
T
TRANSMIT-
4
17
RXC/TXCE+
RXC/TXCE-
Twisted
Pair
<--
<--
6
13
TIMING-
5
18
RXD/TXD+
RXD/TXD-
Twisted
Pair
<--
<--
4
11
RECEIVE-
8
9
RTS/CTS
DTR/DSR+
Twisted
Pair
-->
-->
3
10
CONTROL-
10
11
DSR/DTR+
CTS/RTS+
Twisted
Pair
<--
<--
12
5
INDICATION-
IND
26
GND+
---
8
CCT GND
Shell
Drain Wire Shield
Pin 1 to Shell
Shield_GND
Содержание SpectraComm SDT
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