Allen-Bradley 1734-ADN Manual do Utilizador Página 9

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Publication CIG-WD001A-EN-P - October 2003
1734 POINT I/O Modules 1-3
Prox
Ch 0 Ch 1
NC
L2/N
L1 L1
L2/N
NC
Prox
01
32
45
76
2-Wire 3-Wire
Ch 0 = Channel 0 Ch 1 = Channel 1
NC = No Connection L2/N = 220V ac Neutral
L1 = 220V ac
In
0/A
In
1A
In
1/B
RET 0 RET 1
ShieldShield
01
32
45
76
In
0/B
3-wire
RTD
2-wire
RTD
In = Input Channel
RET = Sensor Return
Shield = Sensor Cable Shield
When using 2-wire RTDs,
jumper In/B to RET.
1734-IM2
1734-IR2
Prox
In 0 In 1
NC
C
VV
C
NC
Prox
01
32
45
76
Source Input
2-Wire 3-Wire
V = 12/24V dc, C = Common
12/24V dc is supplied through the internal power bus
Shield
0+ 0-
1-1+
0+ = Input Channel 0 High
0- = Input Channel 0 Low
1+ = Input Channel 1 High
1- = Input Channel 1 Low
3
5
7
4
6
Thermocouple 0
Thermocouple 1
Use the 1734-TBCJC wiring base assembly for cold junction compensation.
1734-IT2I 1734-IV2
Load
Ch 0 Ch 1
NC
L2/N
L1 L1
L2/N
NC
Load
01
32
45
76
Ch 0 = Channel 0 Ch 1 = Channel 1
NC = No Connection L2/N = 120/220V ac Return
L1 = 120/220V ac Supply
Field power is supplied from the internal power bus.
Prox
In 0 In 1
In 2
C
VV
C
In 3
Prox ProxProx
01
32
45
76
Source Input
3-Wire 2-Wire
V = 12/24V dc, C = Common
12/24V dc is supplied through the internal power bus
2-Wire
3-Wire
1734-IV4 1734-OA2
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