211
Usage with Internal IO2 connector
The adapter brings the second set of I/O lines and the +12 V power output to a bracket-mount
SubD connector. The pins are assigned as follows:
Wire
#
IDC
Pin #
SubD Pin #
Signal
Name
Signal Description
1
1
GND
Ground
2
2
1
GND
Ground
3
3
14
DIN21+
High-speed differential input #21 – Positive
pole
4
4
2
DIN21-
High-speed differential input #21 – Negative
pole
5
5
15
DIN22+
High-speed differential input #22 – Positive
pole
6
6
3
DIN22-
High-speed differential input #22 – Negative
pole
7
7
16
IIN21+
Isolated input #21 – Positive pole
8
8
4
IIN21-
Isolated input #21 – Negative pole
9
9
17
IIN22+
Isolated input #22 – Positive pole
10
10
5
IIN22-
Isolated input #22 – Negative pole
11
11
18
IIN23+
Isolated input #23 – Positive pole
12
12
6
IIN23-
Isolated input #23 – Negative pole
13
13
19
IIN24+
Isolated input #24 – Positive pole
14
14
7
IIN24-
Isolated input #24 – Negative pole
15
15
20
Isolated contact output #21 – Positive pole
16
16
8
IOUT21-
Isolated contact output #21 – Negative pole
17
17
21
Isolated contact output #22 – Positive pole
18
18
9
IOUT22-
Isolated contact output #22 – Negative pole
19
19
22
TTLIO21
TTL input/output #21
20
20
10
GND
Ground (TTLIO21 return)
21
21
23
TTLIO22
TTL input/output #22
22
22
11
GND
Ground (TTLIO22 return)
23
23
24
-
Not used
24
24
12
GND
Ground
25
25
25
+12V
+12 V Power output
26
26
13
GND
Ground (+12 V return)
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Hardware Manual