Справочник Пользователя для Honeywell UDC2500
Installation
30
UDC2500 Universal Digital Controller Product Manual
4/07
Table 2-7 Terminals for connecting a UDC to a MDI Compliant Hub or Switch
UDC Terminal
UDC Signal Name
RJ45 Socket Pin #
Switch Signal
Name
Position
14
Shield Shield Shield
Position 15
RXD-
6
TXD-
Position 16
RXD+
3
TXD+
Position 17
TXD-
2
RXD-
Position 18
TXD+
1
RXD+
Table 2-8 shows how to connect a UDC directly to a PC utilizing a straight-through cable
(wiring the UDC cable this way makes the necessary cross-over connections)
(wiring the UDC cable this way makes the necessary cross-over connections)
Table 2-8 Terminals for connecting a UDC directly to a PC utilizing a straight-
through cable
UDC Terminal
UDC Signal Name
RJ45 Socket Pin #
PC Signal Name
Position
14
Shield Shield Shield
Position 15
RXD-
2
TXD-
Position 16
RXD+
1
TXD+
Position 17
TXD-
6
RXD-
Position 18
TXD+
3
RXD+
12
13
+
_
_
Auxiliary
Load
0 - 1000
Ω
Connect shield
to ground at one
end only.
to ground at one
end only.
1
1
Auxiliary Output and Digital Input 2 are mutually exclusive.
Auxiliary Output
10
11
11
+
_
Digital
Input #1
Connect shield
to ground at one
end only.
to ground at one
end only.
Digital Inputs 1
12
13
13
+
_
Digital
Input #2
Figure 2-17 Auxiliary Output and Digital Inputs Option Connections