A&D AD-8923-BCD Instruction Manual
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A&D AD-8923-BCD Instruction Manual

Remote controller (bcd)
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AD-8923-BCD
Remote Controller
(BCD)
INSTRUCTION MANUAL
1WMPD4002137

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Summary of Contents for A&D AD-8923-BCD

  • Page 1 AD-8923-BCD Remote Controller (BCD) INSTRUCTION MANUAL 1WMPD4002137...
  • Page 2 © 2010 A&D Company, Limited. All rights reserved. No part of this publication may be reproduced, transmitted, transcribed, or translated into any language in any form by any means without the written permission of A&D Company, Limited. The contents of this manual and the specifications of the instrument covered by this manual are subject to change for improvement without notice.

  • Page 3: Table Of Contents

    2.1. Display ....................4 2.2. Keys ..................... 4 2.3. Connectors................... 4 3. CONNECTION ..................5 3.1. Setting the weighing instrument and the AD-8923-BCD ...... 5 3.2. Connecting the cables................5 3.3. Turning the power on ................6 3.4. Operation ..................... 8 3.5.

  • Page 4: Introduction

    This manual describes how the AD-8923-BCD remote controller works and how to get the most out of it in terms of performance. Read this manual thoroughly before using the AD-8923-BCD and keep it at hand for future reference. 1.1. Features...

  • Page 5: Description Of Each Part

    BCD plug 1 pc RS-232C connector (D-Sub 9-pin) Rear View Note When the AD-8923-BCD is to be AC adapter 1 pc. AD adapter built into a weighing system, be ID label sure to ground the FG terminal. Please confirm that the AC adapter type is correct for your local voltage and receptacle type.

  • Page 6: Display

    When the weight value is stable (the header of the weight data received is “ST”), the STABLE indicator turns on. If the AD-8923-BCD does not receive the weight data for two seconds or more, - - - - - is displayed (Bar display).

  • Page 7: Connection

    − Data output mode Stream mode * Factory setting for the AD-8923-BCD. The factory setting for the weighing instrument is the same unless otherwise specified. 3.2. Connecting the cables Connect the cables using the connectors located on the rear of the AD-8923-BCD.

  • Page 8: Turning The Power On

    Do not share the power line with other devices. • Strong noises introduced from other devices may cause damage to the AD-8923-BCD. • Inrush current from other devices may cause the AD-8923-BCD not to start up properly. • Circuit configuration of the AD-8923-BCD may affect other devices to prevent them from functioning properly.
  • Page 9 Be sure to add a noise filter on the front end of the switching power supply and ground the FG terminal. • This will increase the resistance against noises. Be sure to ground the FG terminal of the AD-8923-BCD and the AD-4212C. • This will increase the resistance against noises.

  • Page 10: Operation

    3.4. Operation Displays the data transmitted by the weighing instrument connected. The AD-8923-BCD key functions when connected to a weighing instrument are listed below: (e.g. when the AD-4212C is connected) Keys of the AD-8923-BCD Model ON:OFF SAMPLE PRINT MODE RE-ZERO...

  • Page 11: Calibration Procedure

    Calibration procedure Calibrates the AD-4212C using the calibration weight. Operation 1. Warm up the AD-4212C for 30 minutes or more with nothing on the pan. RESPONSE STABLE FAST MID. SLOW 2. Press the CAL key. Cal 0 is displayed. Press If you want to cancel calibration, press the CAL key.

  • Page 12: Function Setting

    4. FUNCTION SETTING Function setting specifies the AD-8923-BCD performance. The parameters are stored in non-volatile memory, and are maintained even if the power line or AC adapter is removed. The function setting menu consists of two layers. The first layer is the “Class”...

  • Page 13: Display And Keys

    4.1. Display and keys The STABLE indicator turns on to indicate that the parameter displayed is in effect. Selects a class or item. Changes the parameter. When a class is displayed, moves to an item in the class. When an item is displayed, stores the new parameter and displays the next class.

  • Page 14: Initializing The Ad-8923-Bcd

    4.3. Initializing the AD-8923-BCD Initialization restores the function settings of the AD-8923-BCD to factory settings. Operation 1 Turn the power on. - - - - - or weighing mode display appears. While holding ON:OFF down 2 While holding down the ON:OFF key, press...

  • Page 15: Rs-232C Connector

    Used internally Inch screw − (Va) Used internally (#4-40UNC) (The AD-8923-BCD is a DTE device. Connect to a DCE device such as the To the weighing instrument AD-4212C, using a straight through cable.) Note When the user prepares a cable, do not connect to the pins that...

  • Page 16: Bcd Output Connector

    6. BCD OUTPUT CONNECTOR Outputs the weighing data received from the weighing instrument in BCD format, along with the polarity (+/-) and the data status (stable/unstable and over (E display)). Using the STROBE signal, the data can be read easily. BUSY input enables the data to be held or prevents data refreshing during the reading operation.
  • Page 17 Input logic Data will be held during ON (when BUSY connected to input signal GND). Switch Switch will be performed with ON (when input connected to input signal GND). - All input, no voltage contact or open collector (connected to 5 V internally) When a switch is used 5, 9, 7 pin Input signal GND...

  • Page 18: Fixing Of The Decimal Point Position

    6.2. Fixing of the Decimal Point Position The AD-8923-BCD can set the display digit and the BCD output digit by setting dpp of the function. When fixing the decimal point position, the BCD output digit does not change if changing the minimum display digit by pressing the SAMPLE key.

  • Page 19: Troubleshooting

    7. TROUBLESHOOTING Symptom Description Communication settings of the AD-8923-BCD do not match with those of the weighing instrument. eerror 10 appears. Check the settings such as baud rate and parity and correct them as necessary. For details, refer to “3.1. Setting the weighing instrument and the AD-8923-BCD”.

  • Page 20: Specifications

    8. SPECIFICATIONS Power supply : External 24-VDC power supply (24 VDC±10% / 700mA) AC adapter (Output: 12 VDC / 300mA) Please confirm that the AC adapter type is correct for your local voltage and receptacle type. Transmission system : RS-232C, BCD Communications connector : D-Sub 9-pin (male) (RS-232C connector to the weighing instrument) Half pitch 50-pin (female) (BCD connector)

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