Adjusts the brightness of the LCD display. Three levels are available: High, Medium, and Low. The default setting is Medium.
Options
RS-485 Numbers
Remarks
Low
0
Mid
1
Default
High
2
After selecting a command, confirm whether to Save or Not Save.
H03 Green Light
Defines the duration for which the green LCD backlight remains active. Options: 10 seconds, 60 seconds, or Always On. The default setting is Always On.
Options
RS-485 Numbers
Remarks
60s
0
Always On
1
Default
10s
2
After selecting a command, confirm whether to Save or Not Save.
H04 Language
Selects the display language. Currently available options: English, Traditional Chinese.
The default language is English.
Options
RS-485 Numbers
Remarks
Traditional Chinese
0
English
1
Default
After selecting a command, confirm whether to Save or Not Save.
H05 Paddle Init. (Paddle Initialization)
Press "Start" to initialize the paddle. User needs to rotate the paddle at least 20 rounds until the screen shows "Init. Succeed".
If screens shows "Init. Failed", please try again. If the problem persists, please replace your paddle.
Options
RS-485 Numbers
Remarks
No
0
Yes
1
After selecting a command, confirm whether to Save or Not Save.
H06 Reset (Restore Factory Defaults)
Clears all custom settings and restores factory default values.
Options
RS-485 Numbers
Remarks
No
0
Yes
1
After selecting a command, confirm whether to Save or Not Save.
H07 Lock Device (Password Protection)
Enables the password protection feature to restrict unauthorised access to the settings page. The password can be configured via H08.
The default setting is Disabled.
Options
RS-485 Numbers
Remarks
Off
0
Default
On
1
After selecting a command, confirm whether to Save or Not Save.
H08 Password (Password Configuration)
Allows modification of the four-digit password to prevent unauthorised access to the settings page. Password protection must be activated in H07.
The default password is 4321 (for older firmware, the default password is 0000).
Default Password
Value
Data Type
int
Default Password
4321
Minimum
0000
Maximum
9999
After selecting a command, confirm whether to Save or Not Save.
H09 Engineering Mode
This mode is intended for manufacturer use only. Do not modify any settings.
The item cannot be modified via RS485.
H10 System Info. Pass (System Information)
Displays essential system information, including firmware version and hardware details. The item cannot be modified via RS485.
H11 Home Page (Startup Display)
Defines the default display shown on the startup screen. The default setting is Instantaneous Flow Rate.
Options
RS-485 Numbers
Remarks
Flowrate
0
Default
Hybird
1
Status Page
2
Total <L>
3
Flowrate<L>
4
Total
5
After selecting a command, confirm whether to Save or Not Save.
