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Modbus Organization

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Niobrara Research & Development Corp.

Serial Port Expander, SPE4

Type:  Network Gateway
Description:  The SY/MAX Port Expander has five RS-422/485 ports. Each port can be configured for one of 20 modes. Messages can be routed in any port and out any other port. It can be used as a protocol converter and data concentrator. The SPE4 can be used in a SY/MAX rack or stand-alone with an NRK2 single-slot rack.
Connectivity:  Modbus
Features:  Data concentrator, protocol Converter, serial host adapter; allows user to mix devices of many protocols from up to 5 serial networks.
Specifications:  See attached spec. sheet.