Milltronics CVCC Manuale delle Istruzioni

COMPUSCALE IIIInstruction Manual PL-367January 2001COMPUSCALE IIIINTEGRATORR2:RATE HI R1:SPEED LOMULT I SPAN N O: 1-50%0% 50% 100% 150%TOTAL1263957T

START UPHARDWARE SET UPPrior to programming, SW1 and SW2 contacts must beset as required.UNIT I.D. The CompuScale III identification code factory sett

PORT 2 BAUD RATEThe CompuScale III TB2 communication port baud rate isindependant of the PORT 1 baud rate, and is set by SW2contacts 1 and 2. Set the

PRE START UP CHECKSAfter the CompuScale III has been properly installed and interconnected, the following checks should beperformed prior to connectin

When the display initialization routine is complete, the display reverts to the last operating mode accessed. Ifthe CompuScale III is not programmed,

PROGRAMMING GENERALInformation specific to a particular application is entered into the CompuScale III memory, via the keypad,prior to the calibration

PARAMETER ENTRYApplication information must be entered into the appropriate CompuScale III memory locations. Theselocations are identified by a Parame

ALTERING PARAMETER VALUESOnce the desired parameter number is accessed, the parameter value may be accepted or altered asrequired.e.g. if the VALUE

CALIBRATION GENERALAs belt and material load can vary with temperature and humidity, frequent calibration may be required tomaintain system accuracy.

© Siemens Milltronics Process Instruments Inc. 2001Safety GuidelinesWarning notices must be observed to ensure personal safety as well as that of oth

ZEROThe average load applied to the belt scale by the empty running belt is calculated and stored in memory as aZero count. After the belt has run emp

CALIBRATION ALTERNATIVESAUTO ZEROThis feature automatically performs a Zero calibration, whenever material flow ceases in the RUN mode.If the Auto Zer

ECAL CALIBRATION (Initial Reference)With Essential Parameters (P0 through P7, and P21) programmed as required, select the ECAL TestReference (P20=1).

PARAMETERS GENERAL(F) indicates the parameter value factory setting (where applicable)(V) indicates the parameter value may be viewed only.(E) indicat

P4 BELT SPEED (E)Defines the design speed of the conveyor belt. Range = 0.0001 to 99999.If SW1, contact 5 (SW1-5) is in the open position (Imperial u

P8 SPAN ADJUSTAdjusts the test reference calibration results to improve material flowrate measurement accuracy.% CHANGE » Calculate the deviation bet

P10 LOW TOTAL CUTOFFDefines the minimum belt scale load to be processed for Local Total values and Remote Total contact closures.Range = 0.0 to 100.0

P15 RATE OUTPUT AVERAGEDefines the period in seconds between Rate Output updates. The value held, corresponds to the averagedRate of the previous peri

P19 SPEED ADJUSTDisplays the measured belt speed. If the belt speed displayed is incorrect, the actual belt speed may beentered. The value entered mus

P21 SENSOR TYPE (E)Defines the type and number of load sensors providing the load signal(s) to the CompuScale III.enter: 0 = LVDT (linear variable di

TABLE OF CONTENTS TITLE PAGE #General InformationAbout the CompuScale III 1 – 1About this ManualGeneral 1 – 2Conventions 1 – 3SpecificationsCompuScale

P26 MULTISPAN Defines the calibration result to be used for subsequent measurements. Range = 0 to 8.This feature may be used to store the Span calibra

P31 VERIFICATION TOTALIZERActivates a secondary internal totalizer which totals the amount of material conveyed during the number of beltrevolutions s

P42 DATA MESSAGEDefines the ASCII message to be transmitted after every Data Transmit Interval (P41) or when TB1-35,37contacts are closed.The current

P52 RELAY 2Defines the operation of Relay 2 as a Rate, Load, or Speed Alarm.The High Limit is the high alarm set point value which will cause the rela

P64 ZERO RECORD (V)Displays the number of operator initiated Zero calibrations performed since the last Reset (P99) or Initial Zero.Reset (P77), (F =

P80 V/F CONVERTER OUTPUT (V)Displays a reference count proportional to the input level from the belt scale. Range = 0 to 131,000.This feature is norma

P90 MSI NUMBERIdentifies the MSI to be balanced by advancing through parameters P91 through P95. This parameter may only be accessed when Sensor Type

P93 POS A L/C (B) (V)Displays the load cell input counts for load cell: B (P 90 = 1), D (P90 = 2), F (P90 = 3), or H (P90 = 4).Move the test weight to

PROGRAMMING CHARTPAR NAME VALUE VALID RANGE (F or _ = factory setting)P0 RATE UNITS [ ] IMP: 1(T/h),2(LT/h),3(lb/h),4(lb/min) Met

ParametersGeneral 7 – 1Parameters 7 – 1Programming Chart 8 – 1OperationInitial Operation 9 – 1Normal OperationStart Up 9 – 1Zero Calibration Check 9

OPERATIONINITIAL OPERATIONPrior to the initial operation of the CompuScale III the following checks should be made:» the test reference should be remo

NORMAL OPERATIONSTART UPEnsure power is supplied to the CompuScale III. The following procedures may be performed on a routinebasis, as required. Acce

COMMUNICATIONGENERALThe CompuScale III may be operated in one of the following serial communication modes: » Remote (via an additional CompuScale III)

REMOTE COMMUNICATIONThis mode provides complete access to all CompuScale III functions via a remote mounted CompuScale III.To receive communication fr

PROTOCOLProtocol refers to the format, sequence and value of the data fields utilized in Host Mode communicationmessages. Each data field of a CompuSc

MESSAGE REQUESTS Message requests must be transmitted from the host to the CompuScale III in the following format. som DEVICE MT eomExample:Data ASCII

PARAMETER PARAMETERNAME NUMBERBaud Rate P40Belt Length P6Belt Speed P4Calibration Duration P30Clock/Calendar P70Converter Input (V/F) P83Converter Out

MAINTENANCE AND SPARE PARTSMAINTENANCEThe CompuScale III requires no maintenance. However, a program of periodic preventative maintenanceshould be ini

ERROR MESSAGESThe following messages may be encountered during CompuScale III programming, calibration, or operation.DISPLAY MESSAGE DESCRIPTION[ABORT

GENERAL INFORMATION ABOUT THE COMPUSCALE IIIThe Milltronics CompuScale III is amicroprocessor based integrator designedspecifically for bulk dry solid

TROUBLE SHOOTINGEvery CompuScale III integrator is subjected to extensive quality assurance procedures to ensure the highestpossible degree of quality

178 mm( 7" )330 mm( 13" )101 mm( 4" )435 mm( 17.1" )406 mm( 16" )enclosure bottom plate( for cable / conduit entrance )11 mm

COMPUSCALE III LAYOUT93/12/01KAKA641UPNONCCW123456789123456789+-+-RCVXMTSHLDRCVXMTECHOCOM120MILLTRONICS COMPUSCALE /3/4 AMPSLOBLOMDLFUSEML 51026331PN

COMPUSCALE III / BELT SCALE INTERCONNECTIONMSI (DUAL LOAD CELLS)MIC (SINGLE LOAD CELL)LVDT1. Where a belt scale must be installed in a hazardous are

COMPUSCALE III / BELT SCALE INTERCONNECTIONMMI-2 APPLICATIONSCOMPUSCALE III / LCPA-08 INTERCONNECTION (Refer to the LCPA-08 instruction manual for LCP

COMPUSCALE III / SPEED SENSOR INTERCONNECTIONMD - 2000AMD - 361. Remove the Compuscale III TB1 - 32,33 jumper prior to connecting ther speed sensor.2.

POWER, AUTO ZERO & RATE OUTPUT WIRINGPOWERRATE OUTPUT1. Ensure the Compuscale III J1 position matches power to be applied to TB1 - 51,52.2. The Au

RELAY WIRINGALARM / CONTROL RELAYSREMOTE TOTALIZER RELAYFIG. 7Relay contacts are shown inde-energized conditionto alarm / control devicesCompuscale II

COMMUNICATION WIRINGRS - 232CURRENT LOOPMULTIPLE CURRENT LOOP1. Power may be disconnected from any CompuScale III in a multiple current loop without

Siemens Milltronics Process Instruments Inc.1954 Technology Drive, P.O. Box 4225Peterborough, ON.Canada K9J 7B1Tel: (705) 745-2431 Fax: (705) 741-0466

ABOUT THIS MANUALGENERALThis instruction manual contains information essential to successful CompuScale III operation.SPECIFICATIONS, includes CompuS

SPECIFICATIONSCOMPUSCALE IIIPower: » 100/115/200/230 V AC ± 10%, jumper selectable, 50/60 Hz, 65 VAFuses: » Main (FU1) » 3/4 Amp MDL SLO-BLO or equiv

» Alarm: » 2 multipurpose relays for rate, load, or speed» 1 Form "C" SPDT contact per relay, rated 5A at 230 V AC » Communication: » 1 rela

INSTALLATION COMPUSCALE IIIThe CompuScale III should be mounted in an area that is within the specified temperature range, and that issuitable for Nem