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Digital Portion Scale 

AW-300P 

SERVICE MANUAL 

 

PLEASE TAKE THE TIME TO READ THESE INSTRUCTIONS BEFORE 

STARTING TO USE THE SCALES

 

Summary of Contents for AW-300P

Page 1: ...0 Digital Portion Scale AW 300P SERVICE MANUAL PLEASE TAKE THE TIME TO READ THESE INSTRUCTIONS BEFORE STARTING TO USE THE SCALES ...

Page 2: ...USING HOLD FUNCTION 5 SETTING MODE 6 SETTING FUNCTION DESCRIPTION 6 CALIBRATION PROCEDURE 7 CONTROL PANEL 8 LCD FORMAT 9 PART LIST ASSEMBLY DRAWING 10 TROUBLE SHOOTING 12 INSTRUCTION FOR CHARGE AND CONNECT 13 INSTRUCTIONS FOR REPLACING BATTERIES 14 Parameters of RS232 interface 15 Connecting with PC 16 ERROR MESSAGE 17 ...

Page 3: ... x 0 2 lb Weight Unit kg lb LCD Readout 1 0 LCD display with 5 1 2 digits Dimensions Assembled size 210 110 45 mm Platform size 550 550x65 mm Buttons ON OFF UNIT HOLD TARE Power Supply 6 AA size batteries 15V DC adapter 100 300mA Operation Temperature 5 35 OVERLAY ...

Page 4: ... result on the display determine stable weighing value To select the weighing unit kg lb Tare weight during weighing process The Hold weighing function is active Stored Tare value Stable symbol Minor weight value Indicates scale is at center of zero Low battery indication ...

Page 5: ...cale capacity the display will show the Err message overload USING TARE FUNCTION Tare allows the user to zero the instrument to cancel the weight of a container clothes from the reading of the instrument thus giving the true weight of the animal being tested Place the object need to be tare on the tread platform Press TARE key after the weight stabilizes and stable sign displays Move the animal ne...

Page 6: ...g ON OFF key The diagnostic self checks is performed The scale is ready for weighing when the 0 0 kg displays on the screen Place weight on the center of the scale plate Press the HOLD key When the triangle is flashing on the display the scale records the fluctuating weight values and then calculates average weight and displays the result on the screen Move the weight from the scale platform the w...

Page 7: ... the setting mode The display will shows SETUP and then followed by UNIT appears A selection is made by pressing the TARE key means and the HOLD key means SETTING FUNCTION DESCRIPTION Unit kg lb oz Auto off time 120s 180s 240s 300s off Hold range 2d 5d 10d 15d Touchless Tare Function on off ...

Page 8: ...rnatively Carefully place the required adjustment weight in the centre of the weighing plate press TARE key adjustment is started Wait until the stability display appears after that the adjustment is finished The balance will automatically return to weighing mode upon successful completion of the adjustment and will display the weight of the adjustment weight Take away adjustment weight ...

Page 9: ...n control panel switch damaged Using multi meter to measure voltage of control panel Reconnect control panel Make sure that control panel is connected to the correct housing If problem persists replace a new control panel ...

Page 10: ...9 LCD FORMAT When power on the scale shows non complete segments Please check the LCD pin please refer to above LCD format Check whether LCD pins are soldered properly or not ...

Page 11: ...10 PART LIST ASSEMBLY DRAWING Indicator part list ...

Page 12: ...11 Deck part list ...

Page 13: ...12 TROUBLE SHOOTING ...

Page 14: ...y Please disconnect the adaptor from main power supply before taking out the AC adaptor pin from indicator INSTRUCTION FOR CHARGE AND CONNECT If prompt displays on the LCD please charge the scale with AW 300P exclusive adaptor or replace the batteries Locate adaptor plug in at the back side of indicator ...

Page 15: ...14 INSTRUCTIONS FOR REPLACING BATTERIES ...

Page 16: ...ce Set parameters of the scale interface on the connected device It is not possible to change the scale parameters Baud rate 9600 bps Parity check None Data length 8 bits Stop bit 1 bit Handshake RTS CTS Data code ASCII PS2 Pin out ...

Page 17: ...e new connection a name then click OK 3 Select Your COM Port Click Connect to select your COM port Usually there s only one option for select Then click OK 4 Port Settings Click Bits per second to set up rate at 9600 Data bits at 8 Parity at None Stop bits at 1 and Flow control at Hardware Then click OK to complete your setting 5 Output Data The weighing result will transfer to PC ...

Page 18: ...17 ERROR MESSAGE ...

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