Proxy Ext (Client String Point)

This is the proxy extension for a ModbusClientStringPoint (StringPoint). It contains information necessary to poll (read) a string data value from a client Modbus device.

You access these properties by expanding ModbusAsynNetwork > ModbusAsyncDevice > Points in the Nav tree and double-clicking the ModbusClientStringPoint.

The ModbusClientStringPoint, has the following in addition to other Modbus client point Proxy Ext properties:

Property Value Description
Number Registers number Specifies the number of consecutive holding registers to read, starting with the specified Absolute Address (The number of registers should not exceed message limits of the target slave device). Each register produces two ASCII characters, using high-to-low byte order and standard ASCII encoding. For example, a register with a value of 4A41 hex (19009 decimal) returns String characters JA, where: 4A h = J and 41 h = A.