11 DeviceNet

11.1 Introduction

Developed by Allen-Bradley in 1994, DeviceNet is a device level or low- level industrial open network that communicates between the device controller and such sensors or actuators as limit switches, valve manifolds, motor starters, variable frequency drives, and remote I/Os. It is included in EN 50325 and IEC 62026 standards. DeviceNet is a CAN-based layer 7 application protocol and is maintained by Open DeviceNet Vendor Association Inc. (ODVA). The association issues specifications and ensure compliance with the stated specifications.

Devices from different manufacturers that comply with the DeviceNet standards can be connected together in the network. The DeviceNet specification is defined in two volumes: volume ...

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