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The following tables provide the generic pin assignments for the OP4520’s DB37 and DB9 connectors. More detailed information , tailored to specific firmware, can be found in the System Integration documents document provided with your order.
DB37
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Pin Assignments
DB37 pin | Channel pin assignment | DB37 | Channel pin assignment | |
1 | +00 | 20 | -00 |
|
2 | +01 | 21 | -01 | |
3 | +02 | 22 | -02 | |
4 | +03 | 23 | -03 | |
5 | +04 | 24 | -04 | |
6 | +05 | 25 | -05 | |
7 | +06 | 26 | -06 | |
8 | +07 | 27 | -07 | |
9 | +08 | 28 | -08 | |
10 | +09 | 29 | -09 | |
11 | +10 | 30 | -10 | |
12 | +11 | 31 | -11 | |
13 | +12 | 32 | -12 | |
14 | +13 | 33 | -13 | |
15 | +14 | 34 | -14 | |
16 | +15 | 35 | -15 | |
17 | +12V* | 36 | DGND | |
18 | Vuser | 37 | Vrtn | |
19 |
* Non-isolated, limited to 400mA
DB9
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Pin Assignments
DB9F Pin | RS422 OUT CH 00-02 | DB9F Pin | RS422 IN CH00-02 | |
1 | TX0+ | 1 | RX0+ |
|
2 | TX1+ | 2 | RX1+ | |
3 | TX2+ | 3 | RX2+ | |
4 | N.C | 4 | N.C | |
5 | +12V limited * | 5 | +12V limited * | |
6 | TX0- | 6 | RX0- | |
7 | TX1- | 7 | RX1- | |
8 | TX2- | 8 | RX2- | |
9 | DGND | 9 | DGND | |
DB9F Pin | RS422 OUT CH 03-05 | DB9F Pin | RS422 IN CH03-05 | |
1 | TX3+ | 1 | RX3+ | |
2 | TX4+ | 2 | RX4+ | |
3 | TX5+ | 3 | RX5+ | |
4 | N.C | 4 | N.C | |
5 | +12V limited * | 5 | +12V limited * | |
6 | TX3- | 6 | RX3- | |
7 | TX4- | 7 | RX4- | |
8 | TX5- | 8 | RX5- | |
9 | DGND | 9 | DGND |
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