DOCA0084EN-11

Read Device Registers

Description

The Read Device Registers page allows you to read Modbus registers from the selected device.

Read Procedure

Step

Action

Result

1

From the IFE menu bar, click Diagnostics .

Opens the Diagnostics menu.

2

From the Diagnostics menu, in the Device Health Check submenu, click Read Device Registers .

Opens the Read Device Registers page.

3

From the Device Name , select the device.

Selects the device from the drop-down list.

4

Enter Local ID (or choose from the defined device list), Starting Register , and the Number of Registers to read.

Enters the registers to read from the specified device.

5

Select the data type from Data Type drop-down list.

Selects the appropriate data type.

6

To change how Modbus data is displayed in the Value column, select Decimal , Hexadecimal , Binary , or ASCII .

Selects how the data values are displayed.

7

Click Read .

Reads the device registered according to the selected configuration.

IFE Read Device Register Parameters

Parameter

Description

Settings

Device Name

Selects a device to read from the list of previously added devices. A Modbus server device of a Modbus client IFE server not defined in the device list can be read by entering its local ID number.

NOTE: The server device of a remote device not defined in the device list cannot be read by entering its local ID number.

Local ID

The address (local ID) of the device that is to be read.

1

Starting Register

Register number in decimal.

0–65535

Factory setting: 1000

Number of Registers

The number of registers to read.

1–125

Factory setting: 10

Register

Lists the register numbers in decimal.

Value

Lists the data stored for a register. Values retrieved depend on the device connected to the IFE server. Refer to the documentation for the connected device for more information about stored register values.

Data Type

Lists the data types available for the device.

  • Holding Registers (Factory setting)

  • Input Registers

  • Input Coils

  • Output Coils

Decimal, Hexadecimal, Binary, or ASCII options

Select an option to specify how the value column data is displayed.

Decimal (Factory setting)

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