Manual - A&D Company Ltd
Contents
1. Class Item Parameter Description 41 ON when 0 data ON when 1 a 1 ON when positive or 0 bed Polarity ON when negative BCD Stor 0 ON when the stabilization indicator is turned off Available only Stability ON when the stabilization indicator is turned on ahahaha Gere 0 OFF when or BCD output Over ON when or is installed Strr 0 Data refresh is complete when ON OFF Strobe j Data refresh is complete when OFF ON ev Approx 10 ms Strobe pulse i Approx 20 ms Strobe pulse width after data refresh width g Approx 50 ms 1 No comparison i Comparison excluding near zero when the value is i stable or overloaded 5 Comparison including near zero when the value is CP Comparator stable or overloaded Comparator mode J Continuous comparison excluding near zero Available only pi Continuous comparison including near zero when the 5 Contact outputs the second header information of the comparator data received Applicable to AD 4212 GP and GX K outputis EP ni OFF Selects whether or not to sound the installed LO buzzer i ON buzzer when LO BEPS ef OFF Selects whether or not to sound the OK buzzer i ON buzzer when OK ber 1 OFF Selects whether or not to sound the HI buzzer i ON buzzer when HI Converts the consecutive 2 digits An i 2 digt output with the digit selected in SEL as the Be oe Analog output least to voltage and outputs l A2. 13 2 Function setting The function setting Haut is available only when the AD 8922 06 is installed Class Item Parameter Description An Converts the consecutive 2 digits Analog output au 2 digt output with the digit selected in SEL as the mode least to voltage and outputs Converts the consecutive 3 digits Aout i 3 digt output with the digit selected in SEL as the Analog least to voltage and outputs output SEL Selects the first digit as the least Analog output i Selects the second digit as the least digit selection g Selects the third digit as the least J Selects the fourth digit as the least 4 Selects the fifth digit as the least 3 Selects the sixth digit as the least Factory setting Setting example When fn J is set Analog output voltage 0 1V 0 1 V min om om om momo oom core re a un Notes The invisible high order digits are regarded as zero When An is set Analog output voltage 0 1V 0 1 V mem un um men CP eS eT eer un n 32 13 3 Switching Output Voltage The output voltage can be switched using the slide switch on the option panel OV has been set at factory before shipment ANALOG OUT WD oy O AD8922 BALANCE OP 06 SCALE OV 0 1 V At zero 0 000 V At full scale 1 000 V D 00000 5 Sie O
3. 3 GETTING READY 3 1 Setting the Weighing Instrument and the AD 8922 1 Set each item as shown below Set the same value for the weighing instrument and the AD 8922 Table 3 Weighing instrument AD 8922 Baud rate 600 1200 2400 4800 9600 19200 bps Data bits Parity bit 7 bits EVEN 7 bits ODD 8 bits NONE Stop bits 1 bit or 2 bits Terminator lt CR gt or lt CR gt lt LF gt Data format A amp D standard format Communication control No RTS CTS control Data output mode Stream mode Items in bold face type Factory settings for both the AD 8922 and the weighing instrument When connected to an external device the settings can be changed to suit the use 2 Set the command set L 5EE of the function setting appropriate to the weighing instrument See Table 2 in 1 2 Applicable Instruments Note Some items may not be available for the instrument used For details on setting refer to the instruction manual of each weighing instrument When connected to an external device such as a personal computer or a printer set the output mode out and time out Hol d of the function setting and set the data output mode of the weighing instrument appropriate to the use See Table 3 in 3 5 Example of Use 3 2 Connecting the AD 8922 For information on cables required for connection see Table 1 in 1 2 Applicable Instruments Connect the weighing instrument to the AD 8922 D Sub 9 pin connector Connect an
4. 34 1 4 ACCESSORIES CABLE LIST 35 1 INTRODUCTION The AD 8922 is a remote controller Read this manual completely before using the AD 8922 in order to ensure a sufficient understanding for proper use 1 Outline 1 The AD 8922 is connected to an A amp D manufactured weighing instrument using the RS 232C serial interface Displays the weighing data transmitted by the weighing instrument Key operations remotely control the weighing instrument Entering the function setting mode of the weighing instrument or calibration using an external weight is not available Available operations depend on the weighing instrument used See Table 2 in 1 2 Applicable Instruments The data the AD 8922 receives can be output using the RS 232C serial interface So external devices such as a personal computer or a printer can be connected to the AD 8922 Can be panel mounted Various options such as BCD output comparator output current loop input and analog output are available For details refer to 9 OPTIONS and the following relevant chapters 2 Applicable Instruments 1 Applicable weighing instruments and what is required are shown in the table below Table 1 Applicable weighing instruments and what is required What is required to connect to Cable required to connect to Weighing a
5. Note Use much care when changing parameters The AD 8922 may not function properly when the settings and operational environment are not appropriate 4 1 Display and Keys Table 5 Display Key Description ll The symbol O indicates that the parameter displayed is in effect Selects the class or item in the function setting mode 0 J When a class is displayed moves to an item in the class i When an item is displayed stores the new parameter and displays the next class When an item is displayed cancels the new parameter and displays the next class When a class is displayed exits the function setting mode Changes the parameter AS Z 3 9 A 4 2 Function Table Table 6 Class Item Parameter Description When connected to EK G EW G FC i FC Si FG FP FS FS KL 0 Set 0 HV G HV WP HW G or HW WP Disables the AD 8922 keys for use PECS as a remote display SEE 1 When connected to ET W GH GP Command set oe Set 1 GX GX K 3 Set 2 When connected to a GR series balance J Set 3 When connected to GF GF K AD 4212 HR HR i EK H y Set 4 When connected to an EK i EW i series balance Always outputs the data received by 0 Through mode the D Sub 9 pin connector to the DIN 8 pin connector z Outputs the latest data received by rac f the D Sub 9 pin conne
6. low level output current 48 mA All input no voltage contact or open collector connected to 5 V internally 5 e Output logic of data status and strobe can be 10 switched individually in the function table bed Data Input output logic Output Factory settings 10 Data ON Polarity Positive or zero ON Stability __ Stabilization indicator ON ON Over EFE ON 10 Input 10 BUSY Data will be held during ON when connected to input signal GND A 00 l 4S 00 00 loann Hoan _ oO wo 107 amp N gt 50 Polarity 45 Stability Status 44 Over 43 Strobe 1 Output signal GND 20 Output example Display Output pin assignments Pin No Signal Output 89 g 26 wl af 10 BCD output 40 The example above is when the output logic has been set at the factory The decimal point information will not be output a oo A po Afro 00 A 00 A py 00 A 00 A ro 00 Co 1O timing chart Receive data ON RS 232C OFF BCD output STROBE BUSY 0 OFF BUSY input ON is the condition that BUSY is con
7. 2 0 2 1 V At zero 0 200 V At full scale 1 000 V oo 0V 0 2V ZERO SPAN ejo Mit MT ee 13 4 Output Voltage Fine Adjustment The output voltage has been adjusted at the factory before 7 pin positive terminal shipment 2 pin negative terminal Using the ZERO and SPAN fine adjustment knobs and a ANALOG OUT 8922 BAL ae voltmeter output voltage can be fine adjusted eroe ZERO knob SPAN knob 13 4 1 Fine adjustment procedure 1 While pressing and holding the ON OFF key press the RE ZERO key At this time the output voltage will be at zero Display for setting the output 2 Turn the ZERO knob so that the voltmeter indicates 0 000 V to 0 V 0 2V slide switch is set to O 2V when the slide switch is set to OV 0 200 V when the o nnn Copa 3 Press the RE ZERO key At this time a voltage of 1 V is generated Turn the SPAN knob so that the voltmeter indicates 1 000 V Display for setting the output to 1 V A gan 3 4 Press the IRE ZERO key again to return to step 2 Repeat steps 2 and 3 until the correct output voltage is obtained 5 Press the CAL key to return to the weighing data display 33 13 5 Fixed Output Voltage The output voltage is fixed under the following conditions 1 While the weighing data is not disp
8. 2V RS 232C Transmission system EIA RS 232C Transmission form Asynchronous bi directional half duplex Data format Baud rate 600 1200 2400 4800 9600 19200 bps Data bits 7 bits or 8 bits Parity bit EVEN ODD Data bits 7 bits NONE Data bits 8 bits Stop bits 1 bit or 2 bits Code ASCII Terminator lt CR gt or lt CR gt lt LF gt RS 232C SB VISE ae 1 5V to 15V 0111213141516 pen BV to 15V Data bits Stop bits Start bit Parity bit 30 AD 8922 interior Connection to an external device Description N C Analog ground Transmit data N C Signal ground Data set ready Analog output Receive data To an external device such as a personal computer or a printer Inch screw thread 4 40UNC DIN 8 pin ANALOG OUT Direction Output Output Output Input Pin Signal No name 1 2 AG 3 TXD 4 a 5 SG 6 DSR 7 AOUT 8 RXD To a weighing instrument V Circuit AD 8922 interior Connection to the weighing instrument D Sub 9 pin BALANCE SCALE Description N C Receive data Transmit data N C Signal ground Data set ready N C N C N C Direction Input Output Input Signal name RXD TXD SG DSR Z U AD 8922 is a DTE Connects to a DCE such as a weighing instrument using a straight 31 through cable
9. steps 1 Connect the peripheral to the AD 8922 04 DIN connector 2 Set the Comparator LP Frc of the AD 8922 function setting For details see 4 FUNCTION SETTINGS 3 Set the upper and lower limit values For details see 11 3 Setting the Upper and Lower Limit values 4 When the weighing data is received the comparison results will be output When the weighing data is equal to or less than the upper limit value and equal to or greater than the lower limit value the OK comparator will be output Weighing data Short Comparator output LO OK HI Snort a Upper limit Weighing data gt upper limit Open Open Shot Upper limit gt weighing data2lower limit Open Shot Open L ower limit Weighing data lt lower limit Shot Open Open Whether or not to sound the buzzer when the contact output is shorted LO OK HI can be set in the Buzzer mode bEPF of the Comparator LF Fnac Note When setting the upper and lower limit values make sure that the upper limit value is greater than the lower limit value Function setting The function setting P Fnac is available only when the AD 8922 04 is installed Class Item Parameter Description LP ef No comparison Comparator Comparison excluding near zero when the value is mode i stable or overloaded 5 Comparison including near zero when the value is i stable or overloaded J Continuous comparison excluding near zero CP Fan
10. 2C serial interface The weighing instrument can not be operated using the AD 8922 keys Note When the AD 8922 05 is installed the pin assignment DIN 8 pin of the RS 232C serial interface to connect an external device will be changed 12 1 Current Loop Input Specifications Accessories Cable to connect to a weighing instrument AX KO1786 200 Length Approx 2 m DIN 7 pin to D Sub 9 pin Instruction manual 1 copy Note When the AD 8922 05 is installed the communications cable provided with the AD 8922 as standard will not be used Panel view PC PRINTER VI s RKE SAE AD8922 CURRENT OP 05 LOOP oao 0 0 0 Current loop input PC PRINTER output Transmission system Input 20 mA current loop Active D Sub 9 pin Current loop Output EIARS 232C DIN 8 pin PC PRINTER Transmission form Asynchronous uni directional Data format Baud rate 600 1200 2400 4800 9600 19200 bps Data bits 7 bits or 8 bits Parity bit EVEN ODD Data bits 7 bits NONE Data bits 8 bits Stop bits 1 bit or 2 bits Code ASCII Format of one characer Current loop 06 ISB ISB ce 1 20mA 5V to 15V 213141516 0 OMA 5V to 15V Data bits Stop bits Start bit Parity bit Note When a baud rate of 4800 bps or higher is used communication may not be performed properly 28 Circuit C L AD 8922 interior O O Inch screw thread 7 4 40UNC To a weighing in
11. AU g outp Converts the consecutive 3 digits Analog mode i 3 digt output with the digit selected in SEL as the output least to voltage and outputs Available only ni Selects the first digit as the least when the I Selects the second digit as the least analog output 2 Selects the third digit as the least is installed pean nee 3 Selects the fourth digit as the least Mere 4 Selects the fifth digit as the least 5 Selects the sixth digit as the least Factory setting For Software version 1 10 the parameter is ON when negative and the parameter is ON when positive or 0 The software version is displayed as x xx for approx one second before entering the function setting mode 11 While pressing Z and holding 4 3 Initialization Initialization restores the AD 8922 function settings to factory settings 1 Connect the AC adapter The bar display or the weighing data display appears 2 While pressing and holding the ON OFF key press the PRINT wd LL key r appears in the display 3 Press the PRINT key To cancel the operation press the CAL key on 4 Press the IRE ZERO key to select uo 5 Press the PRIN T key to perform initialization After initialization the bar display or the weighing data display appears 5 TROUBLESH
12. KO1786 200 When connecting to the compact printer AD 8121B AX KO462 200 35 MEMO 36
13. OOTING Shown below is a list of various phenomena of the AD 8922 and the remedies Table 7 Cause and remedy e The communications settings of the AD 8922 and the weighing instrument are not the same Check the settings e The weighing instrument data format is incorrect Set the data format to A amp D standard format Also check whether or not data other than weighing data is output e Is the weighing instrument in the stream mode Only the stream mode displays the weighing data continuously Other modes display the data only when received When the hold display is selected in the AD 8922 function setting the previous data received is displayed until the next data is received e Are the communications settings correct e Is the cable correct e Electrical noises may affect the display Using the grounding terminal located on the rear of the AD 8922 ground the AD 8922 7 rror ji appears Phenomenon Ww l The bar display remains and no weighing data appears The display flickers 6 SPECIFICATIONS Power supply AC adapter Please confirm that the AC adapter type is correct for your local voltage and receptacle type Power consumption Approx 11 VA Including the AC adapter AD 8922 approx 1 5 VA Transmission system RS 232C Baud rate 600 1200 2400 4800 9600 19200 bps Refresh rate Approx 10 times second When Baud rate is 2400 bps or greater Appli
14. SS S CE S S y 7 A amp D Company Limited WM PD4000929A 2005 A amp D Company Ltd 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 amp D Company Ltd The contents of this manual and the specifications of the instrument covered by this manual are subject to change for improvement without notice CONTENT 1 INTRODUCTION paces ozs Aaea eEG oe vaca eene Pa eaaa oye ese acadaso sacha cbeececeaicedece te 2 ed CUT Gis ss Bi Seine cate ected lle idan Jeera Pale ot ibe she Jann oe da ah Teac het 2 1i 2 Applicable Instruments sstccccc ccs cece 2 echt eceethdc deco behiccess Msn a E hebiceees heeded cecal ete eee 2 123 Compliance aad anak E ET E 3 2 DESCRIPTION OF EACH PART ar aaa aaa a aaa Adaa aAa i 4 Zend SDISPIAY sets ceencscbh cose ce biccaabasd cous bebicelagbedccue opbetcott a AAE aE A NR dasha 5 2 2 667110615181 sere eao en p NE stags ARE P ANEA EA vag EREA Aa e read eSEE iat ad 5 273 CONMECIOIS ee a eee i te de i ste a 5 3 GETT NG R A D Y ee ee ee 6 3 1 Setting the Weighing Instrument and the 100 822 6 3 2 Connecting the 022 tice reverend etl be
15. TE such as a personal er comput 15 9 T ol of d d 4 1O 5 1127 8 6 877 To a weighing instrument Connection to the weighing instrument D Sub 9 pin EIN nal Direction Description No name 1 N C 2 RXD Input Receive data 3 TXD Output Transmit data 4 N C 5 SG Signal ground 6 DSR Input Data set ready 7 RTS Output Request to send 8 CTS Input Clear to send 9 N C AD 8922 is a DTE Connects to a DCE such as a weighing instrument using a straight through cable 8 EXTERNAL DIMENSIONS fe 238 192 57 ci ae Unit mm 9 OPTIONS The AD 8922 has various options available as follows For details on each option refer to the relevant chapter AD 8922 01 BCD output Outputs the weighing data received from the weighing instrument using the RS 232C serial interface in BCD format AD 8922 04 Comparator output Compares the weighing data received from the weighing instrument using the RS 232C serial interface with the upper or lower limit value and contact outputs the results AD 8922 05 Current loop input Receives the current loop output from the weighing instrument and displays the weighing data The weigh
16. alues to be used for weighing 1 While pressing and holding the ON OFF key press the MODE key to enter the selection mode 2 The upper limit value last selected with its comparator number appears 3 Select the comparator number using the following keys RE ZERO key To increase the comparator number by 1 MODE key To decrease the comparator number by 1 Each time the key is pressed the upper limit value and the lower limit value of the comparator number selected is displayed alternately L0 i HI C2 i LO e Cie Hil e Eog LO e Only the stored comparator numbers are displayed 4 Press the PRINT key to confirm the selection and return to the weighing data display with the selected upper and lower limit values ready for use In the example shown below the values of POR 8 7 n p nn x rawr To confirm the selection Note When no operation is performed in step 4 after a few seconds of inactivity the AD 8922 selects the value currently displayed and returns to the weighing data display automatically To cancel the operation press the key 27 1 2 CURRENT LOOP INPUT AD 8922 05 Can be received the current loop output from the weighing instrument The data received can be output to an external device such as a personal computer and a printer using the RS 23
17. c 4 Continuous comparison including near zero Contact outputs the second header information of the data received Applicable to AD 4212 GP and GX K Comparator bEP_ Uf OFF Selects whether or not to sound the LO buzzer i ON buzzer when LO bEF i OFF Selects whether or not to sound the OK buzzer ON buzzer when OK HEP 0 OFF Selects whether or not to sound the HI buzzer i ON buzzer when HI Factory setting Note Near zero indicates the amount of ten digits Digit the smallest displayable weighing value 25 1 1 3 Setting the Upper and Lower Limit Values Up to 10 set of upper and lower limit values can be stored Using the stored upper and lower limit values comparison can be performed easily To recall the key MODE key and press the ON OFF stored values press and hold the 1 1 3 1 Storing the upper and lower limit 5 To store new upper and lower limit values recall the stored data C01 to C10 and change them 1 While pressing and holding the ON OFF key press the IRE ZERO key to enter the confirmation mode The upper limit value data Comparator number and the upper limit mass blinking of the Compator number in the first data in memory Upper limit value comparator number that was selected last Displaying example 4 2 Select the com
18. cable connectors D Sub 9 pin Male to connect to the weighing instrument DIN 8 pin Female to connect to an external device Dimensions 238 W x 132 D x 170 H mm Mass Approx 1 0 kg Standard accessories AC adapter Communications cable Approx 2 m Please confirm that the AC adapter type is correct for your local voltage and receptacle EIA RS 232C Asynchronous bi directional half duplex 7 RS 232C SERIAL INTERFACE RS 232C Transmission system Transmission form Data format Baud rate 600 1200 2400 4800 9600 19200 bps Data bits 7 bits or 8 bits Parity bit EVEN ODD Data bits 7 bits NONE Data bits 8 bits Stop bits 1 bit or 2 bits Code ASCII Terminator lt CR gt or lt CR gt lt LF gt RS 232C SB WEED 5V to 15V 0 1 23 4 68 p g 0 5V to 15V Data bits Stop bits Start bit Parity bit Circuit y Q x zis CTS lt RTS SG DSR AD 8922 interior To an external device such as a personal computer or a printer Inch screw thread 4 40UNC Connection to an external device DIN 8 pin Po signal Direction Description No name 1 FG Frame ground 2 RXD Input Receive data 3 TXD Output Transmit data 4 RTS Input Request to send 5 SG Signal ground 6 CTS Output Clear to send 7 DSR Output Data set ready 8 N C The signal names except TXD and RXD apply to the D
19. ctor to the Environment qut i Key mode 1 DIN 8 pin PEAN A when the Display Output mode AD 8922 PRINT key is pressed Outputs the latest stable data received by the D Sub 9 pin ec Key mode 2 connector to the DIN 8 pin connector when the AD 8922 PRINT key is pressed an Bar display if nothing has been 5 Bar display received for two seconds or more Hold Displays the previous data received Timeout A if nothing has been received for two pol als play Seconde or more and turns on the hold indicator ni Not used No buzzer upon data receipt KEP i Sounds buzzer when the data is Data receipt i At intervals received with an interval of two buzzer seconds or more 2 Used Sounds buzzer upon each data receipt 1 600 5 i 1200 bps bPS ac 2400 bps Baud rate 3 4800 bps 4 9600 bps 70 eae o to c E e weighing instrument 2 i A a 101 0 When the AD 8121B compact erial bt Fr eu 7 bits EVEN interface Bata bite 7 7 bits ODD printer is to be connected leave the l factory settings of the AD 8922 as is Parity bit c 8 bits NONE and set the weighing instrument af 1 bit Stop bits i 2 bits f CRI LF Terminator i CR Factory setting See Table 2 in 1 2 Applicable Instruments to set the command set appropriate to the weighing instrument CSEE of the function setting Continued
20. dsessvedessnuineeas 19 10 1 BCD OQutputiSpecifications i222 navn eed Aint ee een ena eae ad 19 1 1 COMPARATOR OUTPUT AD 8922 04 cecccceeceeeeeeeeeeeeeeeeeee eens nee eeee senses esaeaeeeeeeeeeneesecaeeeeneeennees 23 1 1 1 Comparator Output 3506076031008 23 1 1 2 05 0 the Comparator 16 a idea Bite ded 25 11 3 Setting the Upper and Lower Limit 3 068 26 1 2 CURRENT LOOP INPUT AD 8922 05 222 ccccceeeeeeeeeee cece eens nee seen ceee senna aes ceeeseee see seeeaeeeneneenees 28 1 2 1 Current Loop Input Specifications 28 1 3 ANALOG OUTPUT 10 8922 0 nnmnnn nenen eannan ea 30 1 3 1 Analog Output 308071031008 30 12211 32 Output Voltage sc secs 4 R AE 33 1 3 4 Output Voltage Fine 01081066018 ier 33 1 3 5 Fixed Output Voltage sorre
21. e tel ae oer 6 ge Luring the POW6r ON ipn aeie aati ate aie 7 3 4 Operati Naan e iene teal oad gael ei ae ve eel del eee leas 7 325 Example of USC a a aaa a a oaa ra aa a raa e a 7 4 FUNCTION SETTINGS iaaa Soo saat chs praa dee cadence ae aaa nets tae Puch vice riaa ENGRA RaR 9 2 8 EYS 00 sai denotes 0 0 T 9 131916 2 77 06 E cid seal EA 10 4 3 Initializationi lt 2anet 12 13 TROUBLESHOOTING 5 6 SPECIFICAT ON S a a ap a a a r aA adaa aE La E aare ari EELA tesa east 14 7 RS 232C SERIAL INTERFACE ir oinera eonen upod aiina o raeadr d dadotan da oE EAL Rapra EOE EEE VAA UENRA ain 15 8 EXTERNAL DIMENSIONS het ee eee 16 OOP TIONS eaea ea a EEA a aaa a daia a TN E 2 EEEa 17 9 1 Confirming the AD 8922 Software Version 7 9 2 Installing the Option sess casi in denied eta Atle ee Al de a ei 18 1 0 BCD OUTPUT AD 8922 01 2 2 ccccsecstscstecececdvecsecnteecersevecessenetecceattececseetenecetdvdeersesnacedtane
22. external device such as a personal computer or a printer to the AD 8922 DIN 8 pin connector Connector to the external device DIN 8 pin To an external device such as Connector 1 a personal computer to the weighing instrument or a printer D Sub 9 pin 1 2 4 Z To a weighing instrument 3 3 Turning the Power on Insert the AC adapter plug into the AC adapter jack located on A the rear of the AD 8922 Plug the AC adapter into an appropriate Rear electrical outlet AC adapter plug AC adapter jack 3 4 Operation 6 The AD 8922 displays the weighing data transmitted by the weighing instrument used 0 The AD 8922 key operations remotely control the weighing instrument Available operations depend on the weighing instrument See Table 2 in 1 2 Applicable Instruments 3 5 Example of Use A personal computer is connected to the AD 8922 and the weighing data can be transmitted to the personal computer using Windows communication tools WinCT 0 To protect against inadvertent operations the AD 8922 keys can be disabled Function setting ESE O 0 When nothing has been received for two seconds or more the bar display appears By changing the function setting the previous data received is displayed until the next data is received Hold display Function setting Wold 0 About details on the settings of the weighing instrument or the external device see the relevan
23. ing data when the key is pressed or outputs the data automatically when stable Command mode Outputs the weighing data by the data request command mode may not be available for weighing instruments of which command is always Example of use Monitors the weighing data of the weighing instrument remotely Monitors the weighing data of the weighing instrument that is built into a weighing system The command valid 4 FUNCTION SETTINGS The function settings specify the parameters for the AD 8922 performance These parameters stored even if the AC adapter is removed are maintained in non volatile memory The function menu consists of two layers The first layer is the Class and the second layer is the Item Each item is selected by the SAMPLE key The parameter of the selected item is changed by the IRE ZERO key Finally the parameter is stored and is enabled by the PRINT key Example This example sets 9600 bps for Baud rate and 8 bits NONE for Data bits parity bit Start While pressing Item and holding Baud rate ress ca j oa Parameter n PRI Press twice ia BES Z ze A rezer bPS HN Glass Item ae oe r r 8 bits NONE a a Press twice ac beP o 2 pa m ca Item A Data bits Parity bit Finis End
24. ing data received can be output using the RS 232C serial interface AD 8922 06 Analog output Converts the specified digits of the weighing data received from the weighing instrument using the RS 232C serial interface into voltage and outputs the value 9 1 Confirming the AD 8922 Software Version Before installing an option confirm the AD 8922 software version The software version is displayed as x xx for approx 1 second before entering the function setting mode Each option is available for the software version 1 10 or later When the software version is 1 00 and an option is to be installed contact the local A amp D dealer 9 2 Installing the Option Install the option as shown below The installation procedure is the same for all the options 1 Disconnect the AC adapter 2 Remove the two screws and pull out the RS 232C board provided as standard as shown in the illustration 3 Insert the option board along the guides on the left and right sides 4 Using the two screws removed in step 2 fasten the option board 10 BCD OUTPUT AD 8922 01 Outputs the weighing data received from the weighing instrument in BCD format along with the polarity and the data status stable unstable and over under 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 The logic of data status and s
25. layed 0 V or 0 2 V e g the bar display function setting operation 2 When Weighing pan error is being displayed 0 V or 0 2 V 3 When E Overload error is being displayed 34 1 4 ACCESSORIES CABLE LIST 1 Cable to connect the AD 8922 AD 8922 01 AD 8922 04 or AD 8922 06 and the weighing instrument Table 8 Applicable weighing instruments and what is required What is required to connect to a weighing instrument Weighing Communications cable Length 2 m instrument Option for the AD 8922 standard instrument To connect AD 8922 04 To connect AD 8922 01 or AD 8922 06 GX GF GX K GF K GP FP None AD 4212 GR D Sub 25 pin AX KO1710 200 AX KO577A 200 HR EK i EW i FC i None FC Si GH HR i D Sub 9 pin AX KO2466 200 AX KO1786 200 EK G EK H OP 03 ET W EW G D Sub 25 pin AX KO1710 200 AX KO577A 200 HV G HV WP None HW G HW WP DIN 7 pin AX KO1786 200 AX KO507A 200 FG cree AX KO1786 200 AX KO507 W200 DIN 7 pin FS FS KL epi AX KO1786 200 AX KO507 W200 DIN 8 pin FG L FG M AX KO1786 200 AX KO507 W200 Note A substitute communications cable may be provided as specified when ordering the AD 8922 or AD 8922 01 2 Cable to connect the AD 8922 05 and the weighing instrument AX KO1786 200 AD 8922 05 Cable to connect the AD 8922 or AD 8922 05 and an external device accessory When connecting to a personal computer AX
26. nected to input signal GND Pin 3 The factory setting of Tstr Strobe pulse width is approx 10 ms It can be changed to approx 20 ms or approx 50 ms in the function setting of 5tr E 21 RS 232C BALANCE SCALE Transmission system EIA RS 232C Transmission form Asynchronous bi directional half duplex Data format Baud rate 600 1200 2400 4800 9600 19200bps Data bits 7 or 8 bits Parity Even Odd Data bits 7 bits None Data bits 8 bits Stop bit 1or2 bits Code ASCII Terminator lt CR gt or lt CR gt lt LF gt RS 232C SB NS ee 1 5V to 15V 0111234 86 p nO 45V to HBV Data bits Stop bit Start bit Parity bit Circuit DIN 8 pin A Pin assignment BALANCE SCALE 2 Pin No Signal name Direction Description 1 ae 2 TXD Output Transmit data AD 8922 interior 3 RXD Input Receive data 4 a TES ie 5 SG Signal ground 6 7 Z 8 m 0 To a weighing instrument 22 1 1 COMPARATOR OUTPUT AD 8922 04 The weighing data is compared with the upper and lower limit values and the results of the comparison are contact output in three levels of HI OK LO The upper and lower limit values are set in the function setting Whether or not to sound the buzzer according
27. parator number using the following keys To increase the comparator number by 1 To decrease the comparator number by 1 RE ZERO MODE key key Each time the key is pressed the upper limit value and the lower limit value of the comparator Luc Hi o Cae LO LO I eli roy Lut HI number selected is displayed alternately 3 Press the SAMPLE key to go to the storing mode to change the stored values Example to store the upper limit value HI for 2 To change To select the value the digit ornajnnnan kg MODE toe pan To move the decimal point To store To switch the polarity Digital input mode SAMPLE key To select the digit to change the value RE ZERO J key To change the value of the digit selected MODE key To move the decimal point position to the right by 1 digit ON OFF key IMODE key To switch the polarity PRINT key To the new setting and return to step 2 CAL key To cancel the new setting and return to step 2 4 Press the key to return to the weighing data 26 display 1 1 3 2 Recalling the upper and lower limit values The procedure below describes an easy way to recall the upper and lower limit v
28. s Parity bit EVEN ODD Data bits 7 bits NONE Data bits 8 bits Stop bits 1 bit or 2 bits Code ASCII Terminator lt CR gt or lt CR gt lt LF gt RS 232C SB VSB 2e 1 5V to 15V 0 123 468 EBV to 15V Data bits Stop bits Start bit Parity bit Circuit COM YA a h ofo 22 SG A A OK OK a E AD 8922 interior Lto Ke AD 8922 interior tt ELI ft 3 8 7 6 Inch screw thread 4 40UNC To a weighing instrument To an external device such as a personal computer or a printer Connection to the weighing instrument Connection to an external device D Sub 9 pin BALANCE SCALE DIN 8 pin COMP OUT 1 Bis Direction Description ee Description 1 N C 1 HI HI contact output 2 RXD Input Receive data 2 COM COM contact output 3 TXD Output Transmit data 3 TXD Transmit data RS 232C output 4 N C 4 LO LO contact output 5 SG Signal ground 5 SG Signal ground 6 DSR Input Data set ready 6 OK OK contact output 7 RTS Output Request to send 7 DSR Data set ready RS 232C output 8 N C 8 RXD Receive data RS 232C output 9 N C AD 8922 is a DTE Connects to a DCE such as a weighing instrument using a straight through cable 1 1 2 Using the Comparator Output To use the comparator output perform the following four
29. sion in compliance with valid EC Regulation 89 336 EEC 2 DESCRIPTION OF EACH PART Main unit Display Angle adjustment knob Connector to the external device DIN 8 pin 2 Rear Connector to the weighing instrument D Sub 9 pin Grounding terminal AC adapter jack Accessories AC adapter AC adapter identification label Communications cable to connect to a weighing instrument Length Approx 2 m 1 pc D Sub 25 pin to D Sub 9 pin See Note below AX KO1710 200 Note Please confirm that the AC adapter type is correct for your local voltage and receptacle type A substitute communications cable listed below may be provided as specified when ordering the AD 8922 e D Sub 9 pin to D Sub 9 pin AX KO2466 200 e DIN 7 pin to D Sub 9 pin AX KO1786 200 2 1 Display Hold indicator Stabilization indicator Comparator indicators 0 Displays the weighing data and the unit or mode received The unit or mode may be different from that of the weighing instrument Turns on the stabilization indicator when the header of the weighing data received is ST QT or WT Turns on the comparator indicator when the comparison results are added to the data received Applicable to GX K GF K GP and AD 4212 Function setting L F r When nothing has been received for two seconds or more the bar display appears By changing the f
30. strument To an external device such as a personal computer or a printer 8 6 Connection to the weighing instrument Connection to an external device D Sub 9 pin Current loop DIN 8 pin PC PRINTER eh Signal Description Fin olgnal Description o name No name 1 N C 1 2 C L Current loop 2 N C 3 N C 3 TXD Transmit data RS 232C output 4 N C 4 NC 5 C L Current loop 5 SG Signal ground 6 NC 6 NC 7 N C 7 DSR Data set ready RS 232C output 8 N C 8 NC 9 NC 29 13 ANALOG OUTPUT AD 8922 06 Converts the specified digits of the weighing data received from the weighing instrument to voltage and outputs The output voltage can be selected from 0 to 1 V and 0 2 to 1 V Note When the AD 8922 06 is installed the pin assignment DIN 8 pin of the RS 232C serial interface to connect an external device will be changed 13 1 Analog Output Specifications Accessories DIN connector Plug 1 pc Screwdriver 1 pe Instruction manual 1 copy Panel view ANALOG OUT AD8922 BALANCE OP 06 SCALE RS 0 SOF 9 0V 0 2V ZERO SPAN Analog output Output impedance 100 Q or less Linearity 0 3 or less Output range 0 V 1 V With the slide switch set to OV 0 2 V 1 V With the slide switch set to O
31. t instruction manual AD 8922 OO OO OO PC PRINTER Faas to connect BALANCE SCALE freee to connect to A the weighing instrumen the external device External device AD 8121B Weighing Personal computer instrument PLC Table 4 Use of the AD 8922 External device setting AD 8121B MODE 2 Prints data in conjunction with theAD 8121B DATA key or interval setting AD 8121B MODE 1 Prints data when the AD 8121B key is pressed AD 8121B MODE 1 Prints data according to the data output mode of the weighing instrument Personal computer or PLC The program to control the device is required AD 8922 setting Sends all of the received weighing data to the external device When the AD 8922 PRINT key is pressed sends the latest weighing data received to the external device regardless of the data status When the AD 8922 PRINT key is pressed sends the latest weighing data received to the extemal device when the data is stable Sends all of the received weighing data to the external device Sends all of the received weighing data to the external device Through mode Key mode 1 Key mode 2 Through mode Through mode Weighing instrument Stream mode Outputs the weighing data continuously Key mode or Auto print mode Outputs the weigh
32. the unit nee the GF GF K display display ar d displayed t isp ay EK H AD 4212 on or off received 02610 3 HR HR i ae 2 7 7 FOOL SIGEG s Z external CSEE 4 l 1 device FC Si FG FG L 9 FG M FP FS FS KL CSEE HV G HV WP HW G HW WP Note in the table indicates that the key operation is not available 1 Not applicable to the counting mode and the percent mode Switching the minimum display is not available for the ET W 2 Available when the AD 8922 is in key mode out 3 Not available for the ET W and AD 4212 4 AD 8922 function settings i or out 2 of the function setting 1 3 Compliance 1 3 1 Compliance with FCC Rules Please note that this equipment generates uses and can radiate radio frequency energy This equipment has been tested and has been found to comply with the limits of a Class A computing device pursuant to Subpart J of Part 15 of FCC rules These rules are designed to provide reasonable protection against interference when equipment is operated in a commercial environment If this unit is operated in a residential area it may cause some interference and under these circumstances the user would be required to take at his own expense whatever measures are necessary to eliminate the interference FCC Federal Communications Commission in the U S A 1 3 2 Compliance with EMC Directives CE This device features radio interference suppres
33. to the results can be selected Note When the AD 8922 04 is installed the pin assignment DIN 8 pin of the RS 232C serial interface to connect an external device will be changed 1 1 1 Comparator Output Specifications Accessories DIN connector Plug 1 pc Instruction manual 1 copy Panel view COMP OUT Qe 05 04 SCALE AD8922 SCALE D COU ae 6 i Comparator output COMP OUT Maximum contact voltage 100 VDC Maximum contact current 100 mA DC Maximum contact resistance 20 Q Comparator output judgement conditions when upper limit value lower limit value Weighing data gt upper limit value Activates the HI comparator output Upper limit value gt weighing data gt lower limit value Activates the OK comparator output Weighing data lt lower limit value Activates the LO comparator output Reference value setting Input the upper and lower limit values digitally Contact output Select whether or not to compare using P of the function setting Buzzer Select whether or not to sound the buzzer using hE P of the function setting 23 RS 232C Transmission system EIA RS 232C Transmission form Asynchronous bi directional half duplex Data format Baud rate 600 1200 2400 4800 9600 19200 bps Data bits 7 bits or 8 bit
34. trobe can be switched in the function setting Note When the AD 8922 01 is installed the RS 232C serial interface can not be used 1 0 1 BCD Output Specifications Accessories I O plug applicable to the BCD output port 1 pe Instruction manual 1 copy Cable to connect to a weighing instrument Length Approx 2m 1 pc D Sub 25 pin to DIN 7 pin AX KO577A 200 Note A substitute cable may be provided as specified when ordering the AD 8922 D Sub 9 pin to DIN 7 pin AX KO1786 200 DIN 7 pin to DIN 7 pin AX KO507 W200 Note When the AD 8922 01 is installed the communications cable provided with the AD 8922 will not be used Panel view BALANCE SCALE_ AD8922 BCD OUT OP 01 a Half pitch 50 pin Plug Provided Part name Product number Manufacturer Over mold cover DX30M 50 CV Hirose Electric Plug unit Soldered type DX40M 50P 2 Note The products above are subject to be replaced with the equivalent Cable Wire size AWG 28 Core configuration 7 0 127 O D of insulator 0 58 Pin assignments and I O logic Output pin assignments Input pin assignments Pin No Signal Pin No Signal 7 BUSY 3 Input signal GND 10 The pins which are not specified have no connection All output open collector withstand voltage 30 V no pull up resistor
35. unction setting the previous data received is displayed until the next data is received Hold display During the hold display the hold indicator is turned on Note When the data is in eight digits the highest order digit is displayed in the upper left corner as shown below 1 01 For example if the weighing data is 101 00000 g the display is like 2 2 Key Operation Available key operations to control the weighing instrument depend on the weighing instrument used For details see Table 2 in 1 2 Applicable Instruments Set the command set L SEE of the function setting appropriate to the weighing instrument To enter the function setting mode of the AD 8922 press and hold the ON OFF key and press the CAL key The weighing instrument has its own function settings and the AD 8922 can not change those settings 2 3 Connectors 2 3 1 Connector to the weighing instrument BALANCE SCALE D Sub 9 pin male Used to connect to the weighing instrument The cable used for connection depends on the instrument For details refer to the instruction manual of the weighing instrument 2 3 2 Connector to the external device PC PRINTER DIN 8 pin female Used to connect to an external device such as a personal computer or a printer AD 8121B The cable used for connection depends on the device For details refer to the instruction manual of the device
36. weighing instrument an external device such as instrument Option for the Communications cable Personal AD 8121B instrument Length 2 m computer compact printer GX GF GX K None GF K GP FP AX KO1710 200 AD 4212 GR HR O Sub 25 pin EK i EW i FC i None FC Si GH HR i D Sub 9 pin 0 ETW EWG D Sub De pinys 91710200 CLEA DN AX KO1786 200 AX KO1786 200 AX KO462 200 FG DIN Z piny AX KO1786 200 FS FS KL DIN 8 pin AX KO1786 200 FG L FG M DIN B pin AXK01786 200 Note The standard communications cable is AX KO1710 200 A substitute communications cable may be provided as specified when ordering the AD 8922 The AD 8922 functions in two ways as follows depending on the weighing instrument used 0 A remote controller that displays the weighing data and remotely controls the weighing instrument 0 Aremote display that displays the weighing data Available key operations depend on the weighing instrument used as shown below Set the command set CSEE of the function setting appropriate to the weighing instrument Table 2 Applicable weighing instruments and key operations Weighing AD 8922 key Command instrument ON OFF CAL SAMPLE PRINT MODE RE ZERO set 4 GX GX K GP Calibrates rock GH ET W Turns the using the Switches era A weighing internal the Switches GR instrument mass minimum poe
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