Rockwell Automation 1753-DNSI DeviceNet Safety Scanner for GuardPLC Controllers - Manual (Page 68)

Publication 1753-UM002A-EN-P - July 2005
7-6 Associate the Scanner and Controller and Download the DeviceNet Network Configuration
1. Go online by selecting the online button.
2. Browse to the DeviceNet network and click OK at the prompt.
During each browse operation, RSNetWorx for DeviceNet reads
the following attributes of each device.
3. Download your configuration to the network by selecting the
device and choosing Download to Device from the Device
menu or by right-clicking on the device and selecting Download
to Device.
Safety Attribute Description
SNN and Node Address
Combination The node address and SNN stored in the
RSNetWorx for DeviceNet configuration file must
match the node address and SNN of the online
device. If the SNNs do not match, the device
enters the SNN error state. See page 4-5 for
information on resolving an SNN mismatch error.
Configuration Signature RSNetWorx for DeviceNet compares the
Configuration Signature in its configuration file
with the Configuration Signature in the online
device.
Safety-Lock If the device is Safety-Locked, its configuration
cannot be modified without first unlocking the
device.