Rockwell-automation 1760-DNET Pico DeviceNet Communications Module Use Manual de usuario descargar pdf (Pagina 136)

Publication 1760-UM003A-EN-P - September 2005

7-56 Pico GFX Control Commands

Sending of network data: PT01 – PT32

Table 6.176 Operand overview

Index

(hex)

Operand read write

00 Bit IO, Table 6.177 x

01 Mode/Parameter – –

02 Upper threshold value I1 x

(1)

(1) The value can only be written if it is assigned to a constant in the program.

03 Actual value of operating hours

counter

QV x

Table 6.177 Index 0 – Bit IO

Bit76543 2 1 0

FB input Data 1 – – – – – –

(1)

(1) Reset coil: Status 1 resets the counter actual value to zero.

(2)

(2) Enable coil

FB output Data 3 – – – – – – –

(3)

(3) Status 1 if the setpoint was reached (greater than/equal to)

TIP

The data for index 2 and 3 is transferred as a 32-bit

value in Intel format (Data 1 – Low Byte to Data 4 –

High Byte).

Table 6.178 Telegram Structure

Byte Meaning Value (hex), sent by

Master Slave Master Slave

Attribute ID: Read 92 –

0 Response:

Read successful – C2

Command rejected – C0

0 1 Type 1F 1F

1 2 ... 131 132 133 134 135 136 137 138 139 140 141 ... 167 168

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Rockwell-automation 1760-DNET Pico DeviceNet Communications Module Use Manual de usuario Pagina 136