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Relio 4.2.x User Manual – 07/2015
Page 49
Head Office : Parc d’activites Kennedy - 20, avenue Neil Armstrong – 33700 Bordeaux-Merignac (France)
Tel +33 (0)5 57 928 928 – Fax +33 (0)5 57 928 929 –
[email protected] – www.worldcastsystems.com
APPENDIX A:
PINOUT CONNECTIONS
!
Please refer to the ScriptEasy manual for more information on I/O management
All Input/Output connectors are high density SCSI format, with locking tabs
A.1.
64 Digital opto isolated inputs
The Relio has two integrated digital input connectors; each one providing 32 digital inputs
Digital inputs - using the SCSI connectors
Schematic diagram
The input is OFF by default.
It switches ON if an external power supply between 5 and 25VDC is applied between the 2 digital inputs (either
polarity – the opto-isolators are bidirectional).
SCSI Pinout
–
Digital Inputs
Digital
Input A
Digital
input B
V