Turning an I/O Option On or Off 165
User Guide v 2.3 — September 2015 System Options
To configure the digital I/O, do the following:
1. On the Home screen, touch the Digital I/O button.
2. Configure the settings according to requirements.
13.1.1 Turning an I/O Option On or Off
The system comes standard with the ability to configure up to 4 I/O options. If an option
package is included with the system, desired options must be turned on. The system will only
allow the number of options purchased to be turned on. To try a different option once the
purchase limit has been reached, turn one of the options OFF before turning another option
ON.
To turn an option on or off, do the following:
• To turn the option on, select the In Use check box for the option to turn on.
To turn the option off, clear the In Use check box for the option to turn off.
13.2 Cable Connections
With the exception of the USB connection on the front of the Delta3 display, all cables are
connected to the back of the Delta3 display.
The insulation level of control cables and devices connected to Delta3 I/O’s shall be as
follows:
• 500V when the devices are powered by a 400VAC or 415VAC system;
• 300V when the devices are powered by a system up to 240VAC.
NOTE: When the 24V provided on Input, Part Count or Remote Load connectors is
connected to external devices, the total current used by all external devices shall not
exceed 1A.
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