Rockwell Automation 1794-IP4 Series B FLEX I/O PULSE COUNTER User Manual User Manual
Page 28
2–12
How to Install Your Pulse Counter Module
Publication 1794ĆUM016B-EN-P - August 2002
Wiring connections for the 1794-IP4 Pulse Counter Module
Channel
Signal
Name
1
Terminal Base Units
1794-TB2, -TB3, -TB3S
Terminal Base Units
1794-TBN, -TBNF
2
Signal
0V dc
(Common) 12/24V dc
Signal
Input
16-bit Period Time Measurement
0
N
0
17
35
0
N
1
18
36
1
1
N
2
19
37
2
N
3
20
38
3
2
N
4
21
39
4
N
5
22
40
5
3
N
6
23
41
6
N
7
24
42
7
32-bit Period Time Measurement
0
D
8
25
43
8
D
9
26
44
9
1
D
10
27
45
10
D
11
28
46
11
2
D
12
29
47
12
D
13
30
48
13
3
D
14
31
49
14
D
15
32
50
15
0V dc
(Common)
Terminals 16 and 33 (1794ĆTB2)
Terminals 16 thru 33 (1794ĆTB3,
ĆTB3S)
Terminals 16 and 33
12/24V dc
Terminals 34 and 51 (1794-TB2)
Terminals 34 thru 51 (1794-TB3
Terminals 34 and 51
1 Any unused signals have to be connected to the associated common.
2 Auxiliary terminal blocks are required when using these terminal base units.
NOTE: If using shielded cable, terminate the shield at the DIN rail (earth ground).
!
ATTENTION: Total current draw through the
terminal base unit is limited to 10A. Separate power
connections to the terminal base unit may be necessary.