User manual
Publication CIG-WD001B-EN-P - May 2005
1794 FLEX I/O Modules 19-13
Inpu t Channel Input Terminal s 220V a c Su pp ly
0B-0
C-1
1
1B-2
C-3
2B-4
C-5
3B-6
C-7
4B-8
C-9
5B-10
C-11
6B-12
C-13
7B-14
C-15
16 0 2 4 6 8 10 1 2 1 4 3 3
34 13 57911131551
1794-T BN, 1794-TBNK
16 33
34 51
Even Numbered Terminals 0 through 14
Odd Numbered Terminals 1 through 15
16, 0, 2, 4, 6,
8. 10. 12. 14. 33
34, 1, 3, 5, 7,
9, 11, 13, 15, 51
B
C
1. Terminals C-1, 3, 5, 7, 9, 11, 13 and 15 are connected internally to 220V ac L1.
Connect 220V ac L2 to B-16; B-16 and B-33 are connected internally.
Connect 220V ac L1 to C-34; C-34 and C-51 are connected internally.
Use B-33 and C-51 for daisy chaining to the next terminal base unit.
1794-IM8
16 0 2 4 6 8 1 0 1 2 1 4 33
34 13 5 7 911131551
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
1716 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32
33
34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49
51
50
12
3456
7
8
9
10
11
12 13
14 15
0-15
16-33
34-51
A
B
C
B
C
16, 0, 2, 4, 6,
8, 10, 12, 14, 33
34, 1, 3, 5, 7,
9, 11, 13, 15, 51
16
51
33
34
Ch annel
0V dc
12/24V dc
0
N
A-0 B-17 C-35 B-0
N
A-1 B-18 C-36 C-1
1
N
A-2 B-19 C-37 B-2
N
A-3 B-20 C-38 C-3
2
N
A-4 B-21 C-39 B-4
N
A-5 B-22 C-40 C-5
3
N
A-6 B-23 C-41 B-6
N
A-7 B-24 C-42 C-7
32-B it Period T ime Me as urem ent
0
D
A-8 B-25 C-43 B-8
D
A-9 B-26 C-44 C-9
1
D
A-10 B-27 C-45 B-10
D
A-11 B-28 C-46 C-11
2
D
A-12 B-29 C-47 B-12
D
A-13 B-30 C-48 C-13
3
D
A-14 B-31 C-49 B-14
D
A-15 B-32 C-50 C-15
+V dc
1
1794-TB3, -TB3K, -TB3S
1794-TBN, -TBNK, -TBNF
Signal
Name
Terminal Base Units
1794-TB3, -TB3K and -TB3S
Terminal Base Units
1794-TBN, -TBNK -TBNF
(Common)
16-Bit Period Time Measurement
Common
2 Auxilary terminal blocks are required when using these terminal base units.
Any unused signals have to be connected to the associated common.
Terminals 16 through 33
Terminals 34 through 51
2
InputInput
Terminals 16
and 33
Terminals 34
and 51
Connect +V to C-34
Connect +V common to B-16
Use B-33 and C-51 for daisy chaining to the next terminal base unit.
Even numbered terminals 0 through 14
Odd numbered terminals 1 through 15
1
1794-IP4