Publication 1756-UM514B-EN-P - February 2003
Using RSLogix 5000 in Remote I/O and Block Transfer Applications 9-7
The screens on page 9-6 show a 1794-ASB remote I/O adapter.
However, the parameters described in Table 9.2 apply to all remote
I/O adapters that can be connected to the 1756-DHRIO module.
Table 9.2
1756-DHRIO Module Configurable Parameters
Naming Screen
(first screen):
Parameter: Definition:
Name Module name. This field is required.
Description Optional description of the module.
Parent Channel 1756-DHRIO module channel to which this adapter is
connected.
Rack Number (#) Remote I/O rack number (in octal from 0-76)
Starting Group First word of input/output from a given rack begins at
either group 0, 2, 4, or 6. For example, a system of 2 racks
and 4 words of I/O may be:
· Rack 12, st grp 2, size 1/4
· Rack 12, st grp 6, size 1/4
Size Words of data are available for the given rack, including:
· 1/4 rack = 2 words of input and 2 words of output
· 1/2 rack = 4 words of input and 4 words of output
· 3/4 rack = 6 words of input and 6 words of output
· Full rack = 8 words of input and 8 words of output
Requested
Packet Interval
Screen (second
screen):
Parameter: Definition:
Requested
Packet Interval
User-defined rate (2ms - 750ms) that determines the rate
at which the module scans data from the remote I/O.
Inhibit Module Feature that allows you to configure the remote I/O
adapter module but prevent it from communicating with
the controller. In this case, the controller does not
establish a connection until the adapter is uninhibited.
Major Fault on
Controller if
Connection Fails
in Run Mode
Use this feature to choose whether a major fault occurs
on the controller if the connection between the controller
and the 1756-DHRIO module fails.
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