Adding The Hfv Generator To A Devicenet™ Network; Devicenet™ Messaging (Poll And Explicit Commands); Poll Command And Poll Response Messages; Table 4-35. Structure Of The Poll Command Message - Advanced Energy HFV 8000 User Manual

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Advanced Energy
ADDING THE HFV GENERATOR TO A DEVICENET™
NETWORK
Before operating the HFV generator through the DeviceNet port:
• Satisfy all interlocks on the HFV generator User port (see
DeviceNet™ Minimum Requirements" on page 4-1
• Ensure the existing DeviceNet network conforms to the Open DeviceNet Vender
Association (ODVA) DeviceNet specification (version 2.0 or later) available
from the ODVA web site at: http://www.odva.org.
• Connect the DeviceNet port to the network (see
page 4-38
• Select the appropriate MAC ID and transmission baud rate (see
Rotary Switches" on page 4-41
• Read the section titled,
Features" on page
DEVICENET™ MESSAGING (POLL AND EXPLICIT
COMMANDS)
The Advanced Energy DeviceNet interface supports both poll command messaging
and explicit command messaging.

POLL COMMAND AND POLL RESPONSE MESSAGES

The HFV generator DeviceNet interface uses DeviceNet's GROUP 2 I/O Poll
Command message (and the associated GROUP 1 I/O Poll Response message) to
transfer low-level I/O data between the device (slave) and the DeviceNet master. For
detailed information concerning the features of the poll command message supported
by the Advanced Energy DeviceNet interface, see
05 (0x05)" on page
Note: For additional information about this message type, refer to the ODVA
DeviceNet specification (revision 2.0 or later).
Poll Command Message
The following table represents the structure of the poll command message.

Table 4-35. Structure of the poll command message

Byte
Bit 7
0
1
4-54
for connector pin information).
for more information).
"DeviceNet™ Interface Information and Supported
4-41.
4-49.
Bit 6
Bit 5
Power Output Set Point (LSB)
0
0
0
Communication Interfaces
for more information).
"DeviceNet™ connector" on
"Connection Object—Class Code:
Bit 4
Bit 3
Bit 2
Note 1
0
Power Output Set Point (MSB)
"Satisfying
"Control Panel
Bit 1
Bit 0
5705211-C

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