ModBus TCP
The RLH Smart Contact Output acts as a Modbus TCP slave and supports 1 connection.
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Enable/Disable Modbus TCP Screen
Settings
Description
TCP Port
Set desired TCP Port for use with Modbus TCP (Default Port is 502)
Relay State
Configure Length and Base registers the Relay State will be held in.
Length
The amount of registers the Modbus Query will be allowed to read starting from the
configured base address.
Base
The register value that will store Output 1 Status, Outputs 2-8 will be sequentially
stored counting up from the configured base address.
Relay Control
Method
Configure Length and Base registers the Control Method will be stored in.
Length
The amount of registers the Modbus Query will be allowed to read starting from the
configured base address.
Base
The register value that will store Output 1 Control method, the remaining outputs will
be sequentially stored counting up from the configured base address.
Device Configuration
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