Follow this guide to configure your A&D FX-300iN scale for use as an Integrated Scale/Weigh Station 2.0 with Greenbits. This scale is NTEP-certified and is our recommended model.

Set the scale mode to e=d and attach the corresponding label

Complete these steps before having your scale inspected and certified. Once the scale is certified, the back panel will be locked and you will not be able to unlock it.

  1. Unscrew the back panel.
  2. Behind the back panel is a button next to the two power cells. Press and hold this button and the MODE button while also pressing ON/OFF to power on the scale.
  3. Press RE-ZERO or TARE repeatedly until the display reads ntEP e d.
  4. Press PRINT to save this setting.
  5. Ensure that the e=d label is applied to the front of the scale before a visit from a field inspector.
  6. Turn the scale off and then on again.

Configure transmission rate

  1. Press and hold the SAMPLE button to enter the configuration menu. Release the button once the display changes to bASFnc.
  2. Press SAMPLE repeatedly until the display reads SiF.
  3. Press PRINT. The display will change to bPS, followed by a number.
  4. Press RE-ZERO or TARE repeatedly until the reading is bPS 4. This sets the scale's transmission rate to 9600 bps.
  5. Press PRINT to save this setting.
  6. Turn the scale off and then on again.

Configure data parity

  1. Press and hold the SAMPLE button to enter the configuration menu. Release the button once the display changes to bASFnc.
  2. Press SAMPLE repeatedly until the display reads SiF.
  3. Press PRINT. The display will change to bPS, followed by a number.
  4. Press SAMPLE repeatedly until the display reads btPr.
  5. Press RE-ZERO or TARE repeatedly until the reading is btPr 2. This configures the scale to 8 bits, non-parity.
  6. Press PRINT to save this setting.
  7. Turn the scale off and then on again.

Configure the scale to transmit weight readings to the Register app

  1. Press and hold the SAMPLE button to enter the configuration menu. Release the button once the display changes to bASFnc.
  2. Press SAMPLE repeatedly until the display reads dout.
  3. Press PRINT. The display will change to Prt, followed by a number.
  4. Press RE-ZERO or TARE repeatedly until the display reads Prt 3.
  5. Press PRINT to save this setting.
  6. Turn the scale off and then on again.

Verify additional settings

There are other settings on the scale that you may need to adjust.

  1. Press and hold the SAMPLE button to enter the configuration menu. Release the button once the display changes to bASFnc.
  2. Press SAMPLE repeatedly until the display reads SiF.
  3. Press PRINT. The display will change to bPS, followed by a number.
  4. Press SAMPLE repeatedly and confirm each of the following settings. Press RE-ZERO or TARE to change the setting(s) as needed and then press PRINT to save the setting:
    • Set CrLF to 0
    • Set tYPE to 1
    • Set t-UP to 1
    • Set ErCd to 0
  5. Turn the scale off and then on again.

Note that you will not see a number appear until the scale is settled and you may instead see 0.0g appear while the scale is stabilizing.