PCIE-1756H User Manual
18
3.3.1
I/O Connector Pin Definition
3.3.2
Isolated Digital Input
Each of isolated digital input channels accepts bi-directional 10 ~ 30 V
DC
voltage
inputs. Meaning that you can apply positive or negative voltage to an isolated input
pin (V
IN
). Every 16 input channels share one common pin. Figure 3.3 shows how to
connect an external input source to one of the card’s isolated input channels.
Figure 3.3 Isolated Digital Input Connection
Table 3.4: I/O Connector Signal Descriptions
Pin Name
Reference
Direction
Description
IDI<00 ~ 15>
ECOM0
Input
Isolated digital input of group 0
IDI<16 ~ 31>
ECOM1
Input
Isolated digital input of group 1
IDO<00 ~ 15>
PCOM0
Output
Isolated digital output of group 0
IDO<16 ~ 31>
PCOM1
Output
Isolated digital output of group 1
ECOM0
-
Input
Common pin for IDI00~IDI15
ECOM1
-
Input
Common pin for IDI16~IDI31
PCOM0
-
Output
Common pin of IDO00~IDO15 for
inductive loads
PCOM1
-
Output
Common pin of IDO16~IDO31 for
inductive loads
IGND
-
-
Isolated ground
CH_FRZ_IN
CH_FRZ_COM
Input
Channel-Freeze function input pin
CH_FRZ_COM
-
Input
Common pin for Channel-Freeze
function input
Содержание PCIE-1756H
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Страница 27: ...Appendix A A Specifications ...
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Страница 31: ...Appendix B B Block Diagram ...
Страница 32: ...PCIE 1756H User Manual 26 B 1 Block Diagram ...
Страница 33: ...Appendix C C ADAM 3951 Pin Assignment ...
Страница 35: ...29 PCIE 1756H User Manual Appendix C ADAM 3951 Pin Assignment Figure C 2 Connect to PCL 10250 CON2 ...
