Automatic Device Replacement (Adr); Configuration Recovery (Cr); Auto Address Recovery (Aar); Trunk Line And Drop Line Length - YASKAWA SI-N3/V Technical Manual

Ac drive option
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Option
*5
*5
DO-A3
, AO-A3
SI-C3, SI-N3, SI-P3, SI-S3, SI-T3, SI-ET3,
SI-ES3, SI-B3, SI-M3,
*4
*4
*4
SI-W3
, SI-EM3
, SI-EM3D
EP3, JOHB-SMP3,
*5 *6
*5 *6
AI-A3
, DI-A3
*1
Not available for GA500 or FP605 drives.
*2
To connect two PG options, use the CN5-C and CN5-B connectors. To connect only one PG option, use the CN5-C connector.
*3
If you use the motor switching function, you cannot use this option.
*4
Not available for 1000-Series drive models with capacities between 450 and 630 kW (650 to 1000 HP).
*5
Not available for GA500 drives.
*6
To use AI-A3 and DI-A3 input statuses as monitors, connect the options to CN5-A, CN5-B, or CN5-C.

Automatic Device Replacement (ADR)

This DeviceNet Interface is compatible with the ADR feature associated with Rockwell controllers and DeviceNet
Scanners. ADR features Configuration Recovery and Auto Address Recovery.

Configuration Recovery (CR)

CR is the ability of the scanner to download previously uploaded and saved configuration data to the DeviceNet
node.
When a DeviceNet node is removed and returned to the network or replaced with another device, an ADR-
enabled scanner reads the Electronic Key of the device that is configured in the scanner. A typical setup of the
Electronic Key is: Vendor ID, Product Code, Model Number and Product Revision. When the CR feature is
enabled, the stored configuration is downloaded to the DeviceNet node.
If the scanner reads the Configuration Consistency Value (CCV), it will use this value to determine if a download
will occur. If the CCV in the scanner does not equal the CCV in the DeviceNet node, the configuration
information saved in the scanner will be downloaded to the DeviceNet node. In this implementation of DeviceNet,
the CCV will always be 0.

Auto Address Recovery (AAR)

AAR is the ability of the scanner to change the MAC ID of a node to a predetermined MAC ID. To use this
feature, set the MAC ID switch (F6-50 [DeviceNet MAC Address]) of the DeviceNet node to 64 and set its actual
MAC ID (F6-63 [DeviceNet Network MAC ID]) to 63.
If the recovering node is a replacement for another device, put the new device on the network to enable AAR
feature. A scanner with AAR enabled will search the network for a node with a MAC ID of 63 and then read its
Electronic Key. If the Electronic Key matches the node being replaced, the scanner will change the MAC ID of
the found device to the MAC ID of the device it is replacing.
After the MAC ID is changed, the device sends its duplicate MAC IDs and executes the CR feature. Example:
With current Rockwell PLCs, you must enable the CR feature to enable the AAR feature.
13

Trunk Line and Drop Line Length

Refer to the ODVA website (www.odva.org) for more information on network cabling.

Trunk Line

The maximum allowable trunk line length depends on the type of cable used and the network baud rate. The total
cable length includes the length of the trunk and the sum of all the drop lines.
Baud Rate (kbps)
125
250
500
To calculate the maximum total length for trunk lines of mixed thick and thin cables, use the following formulas:
• 125 kbps: L
+ (5 x L
thick
YASKAWA SIEP C730600 84G DeviceNet Technical Manual
*4
*4
, SI-EN3
, SI-EN3D
, SI-
Table 13.1 Trunk Line Cable Length
) ≤ 500 m (1640 ft)
thin
13 Trunk Line and Drop Line Length
Connector
CN5-A, B, and C
CN5-A
Thick Cable
500 m (1640 ft)
250 m (787 ft)
100 m (328 ft)
Number of Options Possible
1
1
Thin Cable
100 m (328 ft)
100 m (328 ft)
100 m (328 ft)
95

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