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A1.5 di circuits and wiring – ADLINK PCI-7396 User Manual

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• Appendix 1 DIN-96DI

Legend:
CN1 : SCSI II 100 pin connector to connect PCI-7396 and DIN-96DI
X1~X4 : 50 pin Opto-22 connectors to connect TB96 and Tb96DI
n(1~96) : Input signal n
G : External ground
P : External power (5~24V)

A1.5 DI Circuits and Wiring

The outputs of the opto-isolated digital input circuits are open collector
transistors. PCI-7396 should provide pull-high resistors by correct jumper
setting. The connection between outside signal and PCI-7396 as well as the
jumper setting are shown below.

2.4K Ohm

Power 24V

Input

PCI-7396

DIn

Figure A1.1: opto-isolated input circuit

PCI-7396

DIn

JPxx

Vcc

GND

TTL Device

Figure A1.2: PCI-7396 jumper setting for DIN-96DI