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Contents
Foreword ..............................................................2
Revision list ............................................................2
Important Safety Instructions ...............................................3
Contents ..............................................................4
Description .............................................................5
What can it do? .......................................................5
Specications ...........................................................6
Front Panel...........................................................7
Rear Panel ...........................................................7
Hardware installation......................................................7
Mounting the unit in a 19” rack ............................................7
Mount cable relief bracket and covers ........................................9
Connections and Controls ..................................................9
AC Line .............................................................9
Relays ..............................................................9
RS-232/IR ports .......................................................10
Digital I/O ............................................................10
LAN ................................................................11
Front panel USB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
How to connect… ........................................................12
How to control Switching Relay - 8 through USB ..................................13
How to upgrade the Firmware ...............................................14
How to connect several relay boxes to a RS-232 Line (daisy chaining) ...................14
Change the ID number of the relay box .........................................15
Reset the unit to Factory default .............................................16
Error indication ..........................................................16
RS-232 and LAN protocol ..................................................16
Communications parameter ...............................................17
Command ............................................................17
Global functions .......................................................18
LAN Settings .........................................................19
Relay control..........................................................20
Screen control settings..................................................20
Screen control ........................................................21
Input/output settings ...................................................22
Output control ........................................................23
RS-232 settings.......................................................23
RS-232 command ......................................................24
IR command (Advance users) ..............................................24