Operations Menu - Racal Instruments 1256 Manual

1256 User Manual

Operations Menu

Using the Front-Panel Controls 3-8
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•
Store/Recall:
preferences to non-volatile (flash) RAM, and recall
these states and preferences.
•
System: Show firmware revisions for boot memory and
flash memory. This facilitates efficient response when
contacting Customer Service.
To work with one of these menus, first push the top key,
corresponding to line 1 (top line) of the display. This selects the top
line:
>----OPERATIONS----<
Slot 01: 1260-121A
Channel: 0
Status: Open
Next, rotate the knob until the desired menu title is displayed on
line 1.
The following sections discuss in detail how to use these menus.
Description
The Operations Menu provides direct control of switching and
digital I/O plug-ins. It allows the following operations:
•
View the states of the relays (closed or open) on a
switching plug-in.
•
Close or open a relay on a switching plug-in.
•
View the logic state of a digital input or output port on a
digital I/O plug-in.
•
Change the logic state of a digital output port on a
digital I/O plug-in.
Closing a Relay
The 1256 front-panel enables the user to manually close and open
relays on switch plug-ins. (For connector pin assignments of a
plug-in, refer to its user manual.)
For example, suppose a 1260-118 plug-in is installed in slot 3. To
close relay channel 4 on this plug-in, proceed as follows:
Publication No. 980855 Rev. A
Store switch states
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and menu