PMC-5151 User Manual

ICP DAS PMC-5151 User Manual

7.3.2 Add Modbus RTU Module (or M-7000 Module) manually

In addition to perform Scan operation to automatically add M-7000 modules to the list, the user could also add the Modbus RTU module

(or M-7000 module) manually one by one, the steps are as below: i No: The number will be the order that the I/O channel data of the

Modbus RTU module being stored in the PMC-5151 Modbus Table.

The range is 1~16. ii Address: The address will be the Modbus address of this Modbus

RTU module, please make sure the address is the same as the settings of the module, if the setting is not accurate, the connection for PMC-5151 to the Modbus RTU module will be failed.

Figure7-32 : Set up the No and Address of the Modbus RTU module

iii Select the module name: For ICP DAS M-7000 modules, the user could select the default model name from the dropdown list for further modification. For other Modbus RTU module (non M-7000 module), please input the module name.

Figure7-33 : Select the model of the Modbus RTU Module

iv Polling Timeout: The time interval for PMC-5151 to send command to the Modbus RTU module and wait for the response, the unit will be ms. The setting range will be 1-10000 ms. v Retry Interval: The time interval to wait for PMC-5151 to repeatedly send command again when PMC-5151 sends command to the

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