Decision Computer PCI 8 way relay card

The information in these diagrams is given in good faith, but the user is advised to check the connections with the appropriate manufacturer as no responsibility can be assumed for errors or inaccuracies.
Pin No.Signal NameI/O
1Relay 1, n/oO
20Relay 4, n/oO
2Relay 1, common-
21Relay 4, common-
3Relay 1, n/cO
22Relay 4, n/cO
4Relay 2, n/oO
23Relay 5, n/oO
5Relay 2, common-
24Relay 5, common-
6Relay 2, n/cO
25Relay 6, n/oO
7Relay 3, n/oO
26Relay 6, common-
8Relay 3, common-
27Relay 7, n/oO
9Relay 3, n/cO
28Relay 7, common-
10Relay 8, n/oO
29Ground-
11Relay 8, common-
30Opto channel 1, -I
12Opto channel 1, +I
31Opto channel 2, -I
13Opto channel 2, +I
32Opto channel 3, -I
14Opto channel 3, +I
33Opto channel 4, -I
15Opto channel 4, +I
34Opto channel 5, -I
16Opto channel 5, +I
35Opto channel 6, -I
17Opto channel 6, +I
36Opto channel 7, -I
18Opto channel 7, +I
37Opto channel 8, -I
19Opto channel 8, +I
Applicable connector: 37-pin D-sub (female)