A measuring light screen system with built-in DeviceNet compatibility is available from Banner Eng. (Minneapolis, MN). DeviceNet Mini-Array permits users to centrally monitor and control the operating status and diagnostics of several light screens simultaneously over a DeviceNet control network.
Capable of communicating with as many as 4 conveyor zones simultaneously, the DriveControl ZPA+4 control mechanism from Interroll (Wilmington, NC) is said to provide accurate zero-pressure accumulation.
Mettler-Toledo (Columbus, OH) offers Ethernet technology for networking scales to allow single wiring, standard communications protocol and single network architecture to support all Ethernet-compatible devices.
The most significant feature of the Inline family of automation (I/O) modules from Phoenix Contact (Harrisburg, PA) is the integration of signal conditioning and full network communications into small, modular housings.