PC-805 Parts Counter User`s Manual - Avery Weigh
Contents
1. RS 232 bidirectional communication works in a master slave protocol A computer or master sends a command code to the scale slave which will return a response to the master device or perform a scale func tion Commands to the scale are in uppercase terminated with a carriage return Scale responses begin with the lowercase equivalent of the com mand code cpccr gt o ep xwoooouuccR gt X XXXXXXUU lt CR gt Request piece weight value DIxxxxxxxx lt CR gt Display Message xxxx message is 8 characters max PWXx xxxxx_uu lt CR gt Loads x xxxxx as piece weight TZ lt CR gt none Clear the current tare TXXXx x_UU lt CR gt none Loads xxxx x as tare W lt CR gt _X XXXUUHML lt CR gt Request net weight with units and status WG lt CR gt wg_ _ _Xx xxxuu lt CR gt Request gross weight with units WS lt CR gt ws_HML lt CR gt Request scale status Legend represents the ASCII space character represents the units of measure character s LB for pounds KG for kilograms G for grams represents the ASCII carriage return represents three bytes of scale status information as described on the next page Value entered is assumed to be in same units of measure as what the scale is currently in Display messages are limited to seven characters PC 805 Parts Counter User s Manual 13 Scale Status Byte H BIT 76543210 0011XXXX L 1 In motion 1 At zero 1 Under capacity 1 Tare active Scale S2. autozero operation So if you have a container on the scale and press the SAMPLE key the container weight will be zeroed and when you place the parts to be counted on the scale only the weight and count of the parts will be computed Dribble Sampling Important If the scale has been recali brated reset scale resolution to your needs Calibration automatically sets resolution to 10000 divisions 2 Place 10 sample parts on the scale at the same time 3 Add the requested samples to those already on the scale Wait for the scale to stabilize then press the SAMPLE key scale is stable and retry step 1 if this occurs If all is OK you will see the following Add 10 is displayed 10 is the sample size in this example The minimum sample size can be configured to be 1 2 5 10 25 50 or 100 See the PC 805 Service Manual for configuration instruc tions StAndbyY is displayed while the unit computes the weight of the sample and displays the count If the scale determines that the sample size meets the minimum accuracy requirement 10 will be displayed If the scale determines the sample size does not meet the minimum accuracy requirement the display will prompt you to Add XXX more parts When prompting you Add will flash StAndbyY is displayed while the scale updates the piece weight If the sample meets the minimum accuracy the count will be dis played Press the COUNT WEIGHT key to toggle b
3. displayed If the scale determines the sample size does not meet the minimum accuracy requirement the display will prompt you to Add XXX more parts When prompting you Add will flash 3 Add the requested samples one at a time or all at once to those already on the scale Wait for the scale to stabilize and press the SAMPLE key StAndbY is displayed while the scale updates the piece weight If the sample meets the minimum accuracy the count will be dis played If you have a full container with a known tare weight you can determine the entire count of the container without emptying the container This is called reverse sampling counting 1 Place the full container on the scale and key in the tare weight via the numeric then press the TARE key 2 Remove the desired sample size 3 Press SAMPLE until your sample size is displayed or key in the sample size and press SAMPLE 4 Place the sample back in the container The scale will display the correct count Sampling is just one way to get a piece weight and count items You can also key in a Known piece weight on the numeric keypad and press the PIECE WEIGHT key This enters the piece weight and calculates counts based on that weight PC 805 Parts Counter User s Manual 9 Recalling a Piece Weight Entering a Known Tare Weight Recalling a Tare Weight Using the CLEAR Key 10 The PC 805 lets you view the active piece weight by using the RECALL
4. 8 LB 11 Imp Printer Format 4 Imp Printer Format 5 Imp Printer Format 6 Imp Printer Format 7 Zebra 2443 Orion Printer Fixed Format Label Output 12 In Count Mode N lt SP gt CCCC lt SP gt PCS lt CR gt lt LF gt In Weigh Mode I lt SP gt WWWW WW lt SP gt UU lt CR gt lt LF gt DIY AAV AAA AAA G 4 418 LB Net weight with units count and piece weight Net WWWW WW lt SP gt UU lt CR gt lt LF gt Net or Gross Count CCCCCCC lt CR gt lt LF gt Piece Wt PPPPPP lt SP gt UU lt CR gt lt LF gt GROSS WT 4 418 LB COUNT 8 PIECE WT 6 0GGGGGGOG LE Fixed length nine digits displayed weight with units SXXXXX XX UU lt CR gt s positive a space or negative weight 4 418 LB COUNT CCCC lt SP gt PCS lt CR gt lt LF gt COUNT PCS You may choose to print an Orion printer bar code label This printer has one format shown below It can be chosen through the configuration menu explained in the Service Manual The active unit of measure will be printed This example shows the weight in LB and the time and date line If your printer is not equipped with time and date capability the time and date line will not appear on the label UTI TTI 1 040 LB G PIECE WEIGHT 0 094 LB T 0 946 LB N 127 ics 04 52 PM 08 30 05 0 007462 LB Time and date line only appear if the printer has time and date capability PC 805 Parts Counter User s Manual Computer Protocol The scale s
5. Avery Weigh Ironix PC 805 Parts Counter User s Manual UNITED STATES This equipment has been tested and found to comply with the limits for a Class A digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instruction manual may cause harmful interference to radio communications Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct the interference at his own expense CANADA This digital apparatus does not exceed the Class A limits for radio noise emissions from digital apparatus set out in the Radio Interference Regulations of the Canadian Department of Communications Le present appareil numerique n emet pas de bruits radioelectriques depassant les limites applicables aux appareils numeriques de la Class A prescrites dans le Reglement sur le brouillage radioelectrique que edicte par le ministere des Communications du Canada EUROPEAN COUNTRIES WARNING This is a Class A product In a domestic environment this product may cause radio interference in which the user may be required to take adequate measures CAUTION Risk of electrical shock Do not remove cover No
6. Lets you key in a known piece weight CLEAR Lets you clear the displayed number tare or piece weight RECALL Use this to recall the last tare or piece weight or enter a decimal Scale Setup and Operation Scale Setup Unpacking the scale Battery power option A PC 805 with the backlight enabled and a fully charged battery may be expected to last 12 hours before recharging is necessary With the backlight disabled the battery will last approximately 24 hours Installing the scale Unpack the PC 805 and remove the shipping materials from around the scale The PC 805 comes with the AC transformer in place beneath the scale Plug the unit into a grounded 120VAC source If you are going to use the optional DC battery power remove the trans former from beneath the scale place the battery in its place with padding between the battery and the scale base and around the battery Secure the battery with the restraining strap Plug the battery cable into the receptacle on the back of the scale The battery can be recharged in place by connecting the transformer to a power source and to the scale The battery will recharge while the scale is being powered by the transformer Press any key on the front panel to turn the scale on when powered by the battery You can set the battery option to shutoff the scale automatically after a period of time See the Service Manual for this information Place the scale on a stable level surfa
7. ce out of the way of air currents Use the adjustable feet to level the scale Be sure the scale does not rock back and forth Lock the feet in position with the knurled locking rings PC 805 Parts Counter User s Manual Operation as a Scale The scale will always power up in normal weighing mode Important Calibration automatically sets resolution to 10000 divisions If the scale has been recali brated reset scale resolution to your needs See the Service Manual Operation as a Counting Scale The minimum sample size is selectable during configuration Bulk Sampling The PC 805 can be used as a bench scale or as a counting scale The annunciators indicate when you are in the weight mode or count mode and when the unit is configured for pounds kilograms grams or ounces Press the UNITS key to change the unit of measure Indicators let you know when the scale is stable no motion when the scale is at zero and when a tare is in effect Follow these instructions for operating the PC 805 as a scale 1 For AC powered models plug the unit into a grounded 120VAC source For battery powered models press any key The scale performs an internal diagnostics test then displays the weight in the weigh mode The scale is in the weigh mode when the WEIGHT annunciator is lit 2 Zero the scale by pressing the ZERO key The ZERO indicator illuminates 3 For gross weighing place the object to be weighed on
8. ensing PC 805 Parts Counter User s Manual Introduction This manual tells you how to operate the PC 805 high precision counting scale You can configure your scale for different options and sampling methods See the PC 805 Service Manual for details on configuration and calibration This scale also has an RS 232 I O channel for communication with appropriate remote devices Keyboard and Display Figure 1 shows the keyboard and display of the PC 805 There is a numeric keypad on the right side of the front panel It has two function keys e CLEAR e RECALL There are four keys below the display e COUNT WEIGHT e PRINT e UNITS e PIECE WEIGHT And three keys to the right of the display e SAMPLE e TARE e ZERO The display contains seven digits and triangular annunciators for the follow ing e COUNT e WEIGHT elb kg WEIGH TRONIX SAMPLE 20 ZERO Figure 1 PC 805 Keyboard and Display PC 805 Parts Counter User s Manual 5 Key Functions If you press the RECALLI key followed by a numeric key the 805 s brain knows you meant the first key press as a deci mal ZERO Zeroes the scale weight or count TARE Tares the weight on the scale SAMPLE Used to select a sample size and to initiate the calculation of sample piece weight COUNT WEIGHT Toggles between displaying weight and count PRINT Sends data to RS 232 device UNITS Switches display to alternate units of measure PIECE WEIGHT
9. etween count and weigh mode You may tare a container while in either mode 1 From weigh or count mode repeatedly press the SAMPLE key until the sample size you want is displayed or key ina sample size up to 9 999 and press SAMPLE PC 805 Parts Counter User s Manual Your display may show ZEro briefly This occurs if it takes time for the scale to find the Zero Reference Your display may show no ZEro briefly if the scale can not find a Zero Reference Check to be sure the scale is stable and retry step 1 if this occurs If all is OK you will see the following Add 10 is displayed 10 is the sample size in this example The minimum sample size can be configured to be 1 2 5 10 25 50 Negative Sampling Counting This method is handy for filling kits with parts After step 4 tare the scale remove some parts and the scale will show a negative part count Add or remove parts until your desired count is shown Press the TARE key and repeat Entering a Known Piece Weight or 100 See the Service Manual for configuration instructions 2 Place 10 sample parts on the scale one at a time or all at once Wait for the scale to stabilize then press the SAMPLE key Add will flash until the SAMPLE key is pressed then StAndbY is dis played while the unit computes the weight of the sample and displays the count If the scale determines that the sample size meets the minimum accuracy requirement 70 will be
10. key The active piece weight is one you have keyed in or one that has resulted from doing a sample This is useful if you want to record a piece weight for a part The next time you want to count that part you can key in the recorded piece weight 1 With the COUNT or WEIGHT annunciator lit press the RCL key rCL is displayed This stands for recall 2 Press the PIECE WEIGHT key The active piece weight will be be displayed 3 Press the COUNT WEIGHT key Scale is in count mode with the active piece weight in effect You can key in a known tare weight on the numeric keypad and press the TARE key This enters the tare weight and the TARE indicator lights to remind you that there is an active tare weight The PC 805 can show the active tare weight in case you want to record it for future use 1 With the COUNT or WEIGHT annunciator lit press the RCL key rCL is displayed This stands for recall 2 Press the TARE key The last active tare weight will be be displayed 3 Press the COUNT WEIGHT key Scale is in weight mode with the active tare weight in effect You can clear an active tare weight piece weight or keyed in number by pressing the CLEAR key To clear a tare weight press CLEAR then the TARE key The active tare will be deleted To clear the piece weight press CLEAR then the PIECE WEIGHT key The active piece weight will be deleted If you miskey a number press the CLEAR key as many
11. ntsecsseesnensscsctenecenscenete 10 Entering a Known Tare Weight sccccccc1ccecccceececceeccceseenencsxecit 10 Recalling a Tare Weight scecccceccceccssenccsneiceneceetcesrececscenncnntie 10 Using the CLEAR KEY ssrin 10 Serial Communications cs carscacaeccececcececacececncceecoteeccacceupaadancsansceneuncccacecaneds 11 Preset Print PONTING ocsesesacestcesenesenesecessdeeecesvassuessieocisauasgeceneneetne 12 Computer ProtoCOl sciesreirerreirrr iseni 13 Eror Messages serere e ai ee ree eee E eee 14 Pages are numbered consecutively beginning with the cover page PC 805 Parts Counter User s Manual 3 Specifications Capacities and Resolutions Overcapacity Limits Internal Resolution Filters Display Power Output Operating environment Capacity Normal Resolution Expanded Resolution 0 001 Ib 0 00005 Ib 0 005 Ib 0 0002 Ib 0 01 Ib 0 0005 Ib 0 0005 kg 0 00002 kg 0 002 kg 0 0001 kg 0 005 kg 0 0002 kg Overcapacity indication upper dashes will occur at 9 divisions over rated capacity or 102 of full scale capacity 1 part in 2 000 000 QDT Standard digital software filtering Seven digits of seven segment high contrast black LCD 5 1 3 cm high with blue electro luminescent backlight 15VDC at 300mA from a 117VAC 60Hz inline transformer Optional 12VDC lead acid battery Bidirectional RS 232 output with selectable baud rate 14 to 104 F 10 to 40 C 10 to 90 relative humidity non cond
12. tatus Byte M BIT 76543210 0011XXXX L 1 Negative 1 Over cap 1 PROM checksum error 1 faulty calibration Scale Status Byte L BIT 76543210 00110000X L low battery unused unused unused ooo Error Messages The error messages you might see on the display are shown below NO CAL Calibration error perform calibration procedure to correct Bannan Middles dashes on power up indicate the scale was not stable or there was too much weight on the scale Remove the weight or the cause of unstable weight and press the ZERO key If condition persists try relocating scale and or power down and retry If condition continues contact your Weigh Tronix repre sentative 14 PC 805 Parts Counter User s Manual Weigh Bar is a registered trademark of Weigh Tronix Inc Avery Weigh Tronix _ E _ Avery Weigh Tronix USA 1000 Armstrong Dr Fairmont MN 56031 USA Telephone 507 238 4461 Facsimile 507 238 4195 e mail industrial weigh tronix com www wtxweb com Avery Weigh Tronix UK Foundry Lane Smethwick West Midlands England B66 2LP Tel 44 870 90 34343 Fax 44 121 224 8183 Email info awtxglobal com Web site www averyweigh tronix com Avery Weigh Tronix Canada ULC 217 Brunswick Boulevard Pointe Claire QC H9R 4R7 Canada Telephone 514 695 0380 Toll free 800 561 9461 Facsimile 514 695 6820 www weigh tronix ca
13. the scale Gross weight is displayed 4 Fornet weighing place object to be tared on the scale and press the TARE key The TARE annunciator illuminates and zero weight is displayed 5 Place material to be weighed on the scale Net weight of material is displayed 6 If your scale is hooked up to a printer press PRINT to printa weight Weight information is printed There are two sampling methods which are selectable during configura tion bulk sampling and dribble sampling If you use the bulk sampling method you must place all the sample parts on the scale at the same time If you use the dribble method you may place the sample parts onto the scale a few at a time The two methods are covered below 1 In weigh or count mode repeatedly press the SAMPLE key until the sample size you want is displayed or key in a sample size up to 9 999 and press SAMPLE Your display may show ZEro briefly This occurs if it takes time for the scale to find the Zero Reference Your display may show no ZEro briefly if the scale cannot find a Zero Reference Check to be sure the PC 805 Parts Counter User s Manual 7 Important If the scale has been recali brated reset scale resolution to your needs Calibration automatically sets resolution to 10000 divisions If there is no piece weight the scale will not go into count mode when you press the COUNT WEIGHT key When you press the SAMPLE key the PC 805 performs an
14. times as necessary Continue keying in your number as usual PC 805 Parts Counter User s Manual Serial Communications Cable Pinouts A straight through cable 1 to 1 2 to 2 etc can be used from a 9 pin computer serial port to connect this scale Preset Print Formats If the scale is in count mode displayed weight formats will send weight not count Imp Printer Format 0 Imp Printer Format 1 Imp Printer Format 2 Imp Printer Format 3 Pinout assignments for the serial communication are shown below 9 pin Female Scale There are six preset serial print formats Choose the one you want to use during configuration of the scale See the Service Manual for configuration instructions The formats are described below Abbreviations CR carriage return LF line feed SP space U units character W weight character C count character T tare character G gross weight character P piece weight character weight type identifier G for gross T for tare and N for net Net weight only WWWW WW lt CR gt lt LF gt Net weight with units WWWW WW lt SP gt UU lt CR gt lt LF gt GTN with units G lt SP gt GGGG GG lt SP gt UU lt CR gt lt LF gt T lt SP gt TTTT TT lt SP gt UU lt CR gt lt LF gt N lt SP gt WWWW WW lt SP gt UU lt CR gt lt LF gt Displayed weight with identifier I lt SP gt WWWW WW lt CR gt lt LF gt PC 805 Parts Counter User s Manual 4 418 4 41
15. user service able parts inside Refer servicing to qualified service personnel Weigh Tronix reserves the right to change specifications at any time IMPORTANT SITLILILIIAL LS Ly This equipment must be routinely checked for proper operation and calibration f Application and usage will determine the frequency of calibration required for safe operation Sass sities 09 28 05 805_U P65 PN 29717 0011F e2 Printed in USA LEl CRR O E Table of Oso 19 Cee eee ee 3 SPecMCANON Shena EE 4 PUR SON ea E E EEEE E E A ease 5 Keyboard and DISplay sser tere tccetccsh suet eenac tala dsasuilestiesudendoesecengaeceeccuace 5 Key FUNCOMS oa cccccceccaccesesasesasecasesusessdgeee eecuses seedensessaucseescicenccesndeet 6 Scale Setup and Operation sdexsccczeariceracaxecacaecradsenansunaiarenomaasmsivaacanxeenee 6 Scale SGUD reee eE E E 6 Unpacking the Scale s sorsi eEG 6 Battery power option sicssssussansimsauiciaianamanarmaiineneuntanatanatads 6 Installing NS Scal Ess 2 Operation as a Scale ase tinssaccesanecanensscdanadandiauieratuieuemnaelemiaceontans 7 Operation as a Counting Scale sezsecareceecerencsvecceaddenedendtecdonamesedeuece 7 B lk Sampling peorien sissa inie 7 Dibble Sampling see casrastenutesncoulsscecececeteceesdayeciesseseiceaeeciec 8 Negative Sampling Countting cscscseseneneneneeenees 9 Entering a Known Piece Weight c cceeeeeeeneeees 9 Recalling a Piece WOIQM it reccccceccetesncse
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