E15 Byte Format

Definition

Sets the data format for Modbus RTU communication. Default: N,8,1 (No parity, 8 data bits, 1 stop bit).

This parameter offers four byte packet formats:

Option	Name
N.8.1	No parity bit with 1 stop bit
N.8.2	No parity bit with 2 stop bits
O.8.1	Odd parity bit with 1 stop bit.
E.8.1	Even parity bit with 1 stop bit

The diagram below illustrates each packet format. ST represents the start bit, D0–D7 are data bits, SP is the stop bit, OP indicates odd parity, and EP indicates even parity. (Each diamond shape represents one bit.)

Modbus Formats Converter

Notes

1. This parameter cannot be modified via RS485.

2. For details, refer to the RS485 and Modbus RTU Settings section.

Operation Procedure

Button Functions (Click to Expand)

The main unit has four buttons. The bottom line (Line 3) of the LCD displays the current function of each button. Under normal operation, the button functions are as follows:

• Blue Button: Leftmost button: Return, exit, or save settings.

• Gray Direction Buttons:

  • Left Gray: Previous Page, decrease value, or select item

  • Right Gray: Next Page, increase value, or select item

• Orange Button: Rightmost button: Enter settings, edit, or confirm selection

Do not hold buttons for extended periods to avoid damage.

Button functions may change depending on the operation context to improve usability or prevent accidental presses

E15 Byte Format Setting Steps
• From the main screen (green backlight), 
  press Orange Button (Setup) to enter settings (orange backlight).
• Use Gray Arrow Buttons to select E. Commute  , press Orange Button (Enter).
• Use Gray Arrow Buttons to select E15 Byte, press Orange Button (Enter).
• Use Gray Arrow Buttons to choose the options. 
• Press Orange Button (Set) to confirm.
• Press Blue Button (ESC) to return to the main screen (green backlight).

E15 Options, RS485 Values, Read/Write Commands, and Formats

Option	Description	RS-485 Value
N.8.1 (Default)	No parity, 8 data bits, 1 stop bit	-
N.8.2	No parity, 8 data bits, 2 stop bit	-
O.8.1	Odd parity, 8 data bits, 1 stop bit	-
E.8.1	Even parity, 8 data bits, 1 stop bit	-