Download 87712 Parallel Input Module User`s Manual

1.3 Parallel Input Connectors
Parallel Inputs can be wired to the 87/712 through the 19 pins of the Parallel port terminal strip
(marked P4). The Parallel Input terminal strip is shown below.
Pin Function
19 Pin Parallel INPUT Terminal Strip (P4)
Pins 1 to 19
1
2
3
Parallel Input Terminal Strip
4
5
6
Input characteristics
High Level
Low Level
Input loading
Leakage current accepted
Low Speed
High Speed
6
7
8
9
10 11 12 13 14 15 16 17 18 19
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
GND (Ground)
RET (Return)
STRB (Strobe)
D0
D1
D2
D3
D4
D5
D6
D7
D8
D9
D10
D11
D12
D13
D14
D15
Parallel Input Circuitry
3.5 to 30 VDC
0 to 1.5 VDC
1.5mA to 10mA (5V-30V)
450 uA
50 Hz (10 millisecond on/off time)
4000 Hz (120 microsecond on/off
time)
87/712
pin 3 to 19
Parallel
Input
6.8K
3.3K
pin 2
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Parallel Input Module Users Manual