Rockwell Automation 1336E IMPACT Adjustable Frequency AC Drive User Manual V 1-4.XX User Manual
Page 96
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5-14
Using the L Option
Requirements for the Contact
Closure Interface Board (L7E)
Figure 5.7 shows the wiring diagram for the L7E Option board.
Figure 5.7
L7E Option Board Wiring Diagram
Circuits used with the L7E Option board must be able to operate with
low = true logic. Reed type input devices are recommended.
19
20
21
22
23
24
25
26
27
28
29
30
31
32
A
A
ENC
RET
ENC
12V
33
34
35
36
Typical
Typical
Isolated
+5V
Isolated
Ground
0.1
µf
0.1
µf
0.1
µf
10.7k
470
470
12V
681
173
576
5V
J1/J2
IGND
10.7k
TB3
Current
Limit
Feedback
0.5A
0.001
B
B
2200pf
255
In this state:
External circuits must:
low
Be capable of a sinking current of approximately 10 mA to pull
the terminal voltage low to 3.0V DC or less.
high
Let the terminal voltage rise to a voltage of 4.0 – 5.0V DC.
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