AMCI NR60E2, Руководство пользователя

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EtherNet/IP Protocol
E
THER
N
ET
/IP E
XPLICIT
M
ESSAGING
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6.3 Add the Read Message Instructions
Figure T6.1 shows the configuration screen when setting up a message instruction to communicate with an
NR60E2 device. Note that the screen will change as you enter data.
6.3.1 General Tab Settings
Figure T6.1 RSLogix 500 MSG Example
1)
Communications Channel:
Data path out of the controller. This will either be an integral port or a port
on an expansion module.
2)
Communications Command:
Always set to “CIP Generic”.
3)
Data Table Address (Receive):
The starting address in memory that will be the destination of the data
you are reading from the NR60E2. This address is typically in an Integer (N) file.
4)
Size in Bytes (Receive):
The length of the data you are reading from the NR60E2. This length is
always in bytes. See table T6.1, Read Message Instruction Attributes on page 59 for the list of options.
5)
Extended Routing Info File (RIX):
Address of the RIX file you created when adding the NR60E2 to
your project.
6)
Service Field:
Double click in the Service field, select “Read Assembly” for the service type and press
[Enter]. The Service Code field will change to “E”, the Class field will change to “4”, and the Attribute
field will change to “3”.
7)
Instance:
This field controls which data is returned by the NR60E2 when the message instruction is
executed. See table T6.1, Read Message Instruction Attributes on page 59 for the list of options.
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