Example, Program interaction, Networking with a dvt vision system – Parker Hannifin GEM6K User Manual

Page 14: Set the polling rate with the, Where, Is the server number, Is the module number, Is the point number on that module and, Is the state, Page 10

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NTIO

command to specify the type of module in that position.

n

\

m

NTIO

<i>

Module # on Server “n

Range: 0-7

Network Server #

Range: 1-6

Module Type. Options are:

1 = Digital/Discrete Inputs
2 = Digital/Discrete Outputs
3 = Analog Inputs
4 = Analog Outputs

For example, if there is a digital input module in slot 0, then the command would be

3\0NTIO1

. If there is an Analog Input module in slot 7, then the command would be

3\7NTIO3

.

7. Set the polling rate with the

NTPOLL

command. 50 milliseconds is recommended. For

example, to set the polling rate to 50 ms on server #3, use the

3NTPOLL50

command. If

there is an error during polling, then Error Status bit #24 will be set.

Example

NTADDR172,34,54,123 ; Set the IP address of the 6K
OPTEN0 ; Disable the option card (for Fieldbus units only)
RESET
NTFEN2 ; Enable network function on 6K
RESET

DEL OPTOSU
DEF OPTOSU
2NTIP2,172,34,54,124 ; Identify an OPTO22 device as Server #2, which is
; located at IP address 172.34.54.124
2NTCONN1 ; Attempt connection to Server #2 (OPTO22)
2\1NTIO2 ; Configure OPTO22 module 1 as digital output
2\2NTIO2 ; Configure OPTO22 module 2 as digital output
2\3NTIO1 ; Configure OPTO22 module 3 as digital input
2\4NTIO3 ; Configure OPTO22 module 4 as analog input
2NTPOLL50 ; Begin polling, set polling interval to 50 ms
END

Program
Interaction

Once the OPTO22 is configured and a connection is made, you can then set outputs and check
inputs.

How the 6K addresses OPTO22 I/O locations:
The 6K addresses each I/O bit by its location on a specific module. (NOTE: I/O points are
not addressed by an absolute 32-bit location on the OPTO22.) Digital input and output
modules have four I/O points, or channels, and are numbered 1-4. Analog input and output
modules have two I/O points, or channels, and are numbered 1-2.

Digital

Input

Module

Input

1

0

Input

2

Input

3

Input

4

Digital

Input

Module

Input

1

1

Input

2

Input

3

Input

4

Digital

Output

Module

Output

1

2

Output

2

Output

3

Output

4

Digital

Output

Module

Output

1

3

Output

2

Output

3

Output

4

Analog

Output

Module

Output

1

4

Output

2

Analog

Output

Module

Output

1

5

Output

2

Analog

Input

Module

Input

1

6

Input

2

Analog

Input

Module

Input

1

7

Input

2

EXAMPLE: OPTO22 is Network Server #3

3\0IN.3

3\3OUT.2

3\5ANO.1

3\7ANI.2

• To verify the I/O configuration (as per

NTIO

) and to check the status of each module’s

inputs and outputs, type

n

\TIO

, where “

n

” is the server number.

• To set a digital output, type

n

\

m

OUT.

i

-

b

, where “

n

” is the server number, “

m

” is the

module number, “

i

” is the point number on that module and “

b

” is the state (

1

= on,

0

= off). To set multiple digital outputs on the same module, type

n

\

m

OUT

bbbb

:

O t t #1

page 10

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6K