
 Normal operate instruction 
 Open andAuto Set Zero 
1 After connect to AC power and turn on indicator, the indicator will perform self-check then go into 
weighing state. 
2If the system weight drift from zero but it is still in the range, then it would go to be zero itself. 
 Manual Zero Set (Semi-automatic Zero)
1 Press [ZERO] button, can set indicator to zero, the zero symbol will bright on. 
2If the system weight drift from zero but it is still in the range, then [ZERO] is effective, or it would be 
ineffective. 
3 Only stable symbol bright on, then can do set zero operation . 
 TARE operation. 
Under weighing state, weighing value display is positive and weighing is stable. Press TARE key, The 
tare weight is current gross weight. And the indicator “NET” displaying is “0”, and the “NET” symbol 
lights will be on; Only stable symbol bright on, then can do tare operation. 
1 Under weighing statue , it could continue to do tare operation. 
2 After set zero, zero symbol bright on, press [TARE] ,could equit from net weight state, net weight 
symbol extinguish. 
3. When the indicator could be set zero, press [ZERO], could make the tare weight as zero, net weight 
symbol extinguish. 
 
4.2 Parameter setting instruction 
Press [MENU] to go into function menu, there are six choices, 
“Communication Settings”、“Print Settings”、“Time Settings”、“Charge of the License Number”、“Print the 
Report”“Clear the Record”。
4.2.1 Communication Settings 
Go into this menu , it could set parameters of communication address,baud rate,communication mode . 
4.2.2 Print Settings 
Go into this menu ,it could set print type, print format, vehicle number and cargo number . 
4.2.3 Time Settings 
If the date and time is not correct, then go into this menu for setting. 
4.2.4 Charge of the vehicle Number 
It could manage the vehicle number and relative tare weight. Press [123/ABC],it could change from the digital number to 
letter input mode .It could input 5 bits vehicle number, and could manage of 500pcs of vehicle number and its relative 
tare weight . 
4.2.5 Print the Report 
Go into this menu, and input the date of the report, then could print out all the weighing records that day . 
4.2.6 Clear the Record 
If want to clear the vehicle number, tare weight ,and weighing records, could go into this menu and do the operation . 
 
4.3 External keyboard operation 
If need an external keyboard operation, the indicator should be powered off, then plug the keyboard and boot, the top left 
of the indicator will show , which means keyboard identification is success. 
 
Corresponding table for indicator keyboard and 
external keyboard 
 
External keyboard corresponding to the functional diagram, please refer to the last appendix of the user manual. 
Note: External keyboard can’t operate the following keypads: Caps Lock、Num Lock、Shift、Ctrl、Alt 
4.4 Data saving and print 
1、Vehicle number and cargo number could choose 10 bits of digital number or letter to mix together. 
2、The record will be printed at the same time when record is saved. (When the print setting is valid)