External I/O 1 Connector - 3614/3618

Applies to Closed3614 HD26F I/O Extension Module - Standard I/O Set and 3618 HD26F I/O Extension Module - Fast I/O.

Connector description

Property Value
Name, Label External I/O 1
Type 26-pin 3-row high-density female sub-D connector with UNC4-40 jack socket screws
Location Card bracket
Usage General purpose I/O and power output

Pin assignments

Standard I/O set #1

Pin Signal Usage
1 GND Ground
2 DIN12+ High-speed differential input #12 – Positive pole
3 IIN11+ Isolated input #11 – Positive pole
4 IIN13- Isolated input #13 – Negative pole
5 IIN14- Isolated input #14 – Negative pole
6 IOUT12- Isolated contact output #12 – Negative pole
7 GND Ground
8 Not connected
9 GND Ground
10 GND Ground
11 DIN12- High-speed differential input #12 – Negative pole
12 IIN11- Isolated input #11 – Negative pole
13 IIN12+ Isolated input #12 – Positive pole
14 IIN13+ Isolated input #13 – Positive pole
15 IIN14+ Isolated input #14 – Positive pole
16 IOUT12+ Isolated contact output #12 – Positive pole
17 TTLIO12 TTL input/output #12
18 GND Ground
19 DIN11- High-speed differential input #11 – Negative pole
20 DIN11+ High-speed differential input #11 – Positive pole
21 IIN12- Isolated input #12 – Negative pole
22 IOUT11- Isolated contact output #11 – Negative pole
23 IOUT11+ Isolated contact output #11 – Positive pole
24 GND Ground
25 TTLIO11 TTL input/output #11
26 +12V +12 V Power output