Technical data

Publication 1794-2.1 - January 2000
FLEX I/O and FLEX Integra Product Data
12/24V dc 4 Input Pulse Counter Module Cat. No. 1794-IP4 145
12/24V dc 4 Input Pulse Counter Module Cat. No. 1794-IP4
Wiring
Recommended
Terminal Base
Compatible
Terminal Base(s)
1794-IP4
4 CH FREQUENCY COUNTER
NP
012301 2 3
NPNPNPDPDPDPDP
1
OK
41700
TB3 TB3S TBN TBNF
Auxiliary terminal strips are
required when using the TBN
or TBNF for the IP4
41294
Typical Simplified Schematic for Input Channel 0, 16 Bit TB3 or TB3S shown
Input Device
221Ω
100pF
Flexbus
Interface
221Ω
221Ω
221Ω
100Ω
100Ω
1kΩ
A-0
A-1
16 0 2 4 6 8 10 12 14 33
34 1 3 5 7 9 11 13 15 51
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
1794-TB3
1794-TB3S
1794-TBNF
1794-TBN
0
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
Even Numbered Terminals 0 thru 14
16
51
33
34
40108