Allen-Bradley 1738-ADNX Instrukcja Użytkownika Strona 171

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Publication CIG-WD001B-EN-P - May 2005
1794 FLEX I/O Modules 19-5
1
2
0 A-0 C-35 B-17
1 A-1 C-36 B-18
2 A-2 C-37 B-19
3 A-3 C-38 B-20
4 A-4 C-39 B-21
5 A-5 C-40 B-22
6 A-6 C-41 B-23
7 A-7 C-42 B-24
8 A-8 C-43 B-25
9 A-9 C-44 B-26
10 A-10 C-45 B-27
11 A-11 C-46 B-28
12 A-12 C-47 B-29
13 A-13 C-48 B-30
14 A-14 C-49 B-31
15 A-15 C-50 B-32
+V dc
Common
17 1 8 1 9 2 0 2 1 2 2 2 3 2 4 2 5 2 6 2 7 2 8 2 9 3 0 3 1 3 2 33
0 1 2 3 4 5 6 7 8 9 1 0 1 1 1 2 1 3 1 4 1 5
16
35 3 6 3 7 3 8 3 9 4 0 4 1 4 2 4 3 4 4 4 5 4 6 4 7 4 8 4 9 5 0 5 1
34
Inputs
Commons
(1794-TB3 shown)
(-V)
Voltage In
(-V)
Voltage Ou t
Voltage
A
B
C
+V
+V
Common Common
A
B
C
0-15
16-33
35-51
= Sink Input
= Common
= +V dc
2-Wire Device
(Sourcing Output)
3-Wire Device
(Sourcing Output)
A
B
C
2 and 3-Wire Input Wiring
Input
Channel
1. 1794-IB8 - Inputs 0 through 7; 1794-IB16 - Inputs 0 through 15
C-34 through C-51
B-16 through B-33
Input
Terminal
Supply
Terminal
Common
Terminal
Connect +V to C-34
Connect +V common to B-16
Use B-33 and C-51 for daisy chaining to next terminal base unit
2. Two-wire input devices use input and supply terminals. Three-wire devices
use input, common and supply terminals.
+V common internally connected to terminal 16 through 33.
+V dc power internally connected to terminal 34 through 51.
1794-TB3, 1794-TB3K, 1794-TB3S
1794-IB16, 1794-IB16K, 1794-IB8
Input
Terminal
Sensor
Power
Te r m in a l
Common Supp ly
0 A-0 B-17 -V common
connected to
terminals 36, 38,
40, 42, 44, 46, 48
and 50
+V2 connected
to terminals 43,
45, 47 and 49
1 A-1 B-18
2 A-2 B-19
3 A-3 B-20
4 A-4 B-21
5 A-5 B-22
6 A-6 B-23
7 A-7 B-24
8 A-8 B-25
9 A-9 B-26
10 A-10 B-27
11 A-11 B-28
12 A-12 B-29
13 A-13 B-30
14 A-14 B-31
15 A-15 B-32
+V2 dc
power
Power terminals 43, 45, 47 and 49 (power terminals are internally
connected together in the module)
COM dc Common terminals 36, 38, 40, 42, 44, 46, 48 and 50 (common
terminals are internally connected together in the module)
17 1 8 1 9 2 0 2 1 2 2 2 3 2 4 2 5 2 6 2 7 2 8 2 9 3 0 3 1 3 2 33
0 1 2 3 4 5 6 7 8 9 1 0 1 1 1 2 1 3 1 4 1 5
16
35 3 6 3 7 3 8 3 9 4 0 4 1 4 2 4 3 4 4 4 5 4 6 4 7 4 8 4 9 5 0 5 1
34
NC
+ V2 = Terminals 43, 45, 47 and 49 -
Input Terminals 0-15
Sensor Power Terminals 0-15
+V1 COM1 +V1 COM1 +V1 COM1 +V1 COM1 +V2 COM2 +V2 COM2 +V2 COM2 +V2 COM2 NC
+ V1 = Terminals 35, 37, 39 and 41 (not used)
C OM1, COM2 = Terminals 36, 38, 40, 42, 44, 46, 48 and 50 -
NC = No connections (terminals 16, 33, 34 and 51)
NC NC
(1794-TB32 shown)
Voltage applied to Inputs 0-15 and Sensor power 0-15
Common for inputs 0 through 15 and sensor power 0 through 15
A
B
C
Input
Channel
1794-TB32, -TB32S
1794-IB16D
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