Manual OJ436 from version 4.5
Contents
1. Tacho Simulator set to 0 with external tachometer FL Flow used to determine at what level DR parameter below should be set DR Dead Range specifies the minimum flow rate below which readings are ignored TP Tare Pulses DT Dynamic Tare DC Dynamic Calibration CF Calibration Factor CC Calibration Counter PSET Password Set determines the password code for access to this section 001 EXIT Exit allows the user to return to normal display mode upon operation of ENTER P436 Model Version with affix A and U LC Load Cell Capacity WE Weigher Filter SF Speed Filter PG Pre Gain 7 IN Increment Display UP Update Rate mS Display DDP Display Decimal Place SDP Static Decimal Place TONS Yes tonnes No kg WO Yes No Weight Output Pulse OP Output Pulse TR Trip determines the flow level at which the T1 relay output switches to on TL Set level to start the Production timer 0 Dead Range SP Span maximum flow reading Analogue Parameters only when PR436 A AZ Analogue Zero AR Analogue Range BR Baud Rate PR436 S M ADDR For communication PSET Password Set determines the password code for access to this section 002 EXIT Exit allows the user to return to normal display mode upon operation of ENTER T Non Resettable Total which may be reset with Enter Clear Enter key sequence HZ Tacho Speed ADC Analogue to Dig2. EADING OF THE RESETTAABLE TOTAL AND PRODUCTION TIMER Operate TOTAL and the current value is shown in the display press CLEAR to reset Operate TOTAL twice to read the production time press CLEAR to reset The non resettable total Operate SELECT to read the total Operate FLOW to return to flow rate This total is resettable within PASS 003 with ENTER CLEAR ENTER key seguence CALIBRATION July 2008 Page 2 of 6 The flow rate display and the rate of totalisation are determined by the Calibration Factor parameter CF in password 001 The calibration may be checked and if necessary automatically adjusted i e the weigher is re calibrated as follows Enter the parameter DC Dynamic Calibration in password 001 Operate CLEAR Pass known weight over weigher or quantity of material that can be subsequently weighed Operate CLEAR to stop the totalisation process Check that the totalised reading corresponds to the known test weight Otherwise operate ENTER and modify the readout to the test weight value and operate ENTER to complete the calibration You can also execute the calibration as follows Check the parameter TT you will find it in password 003 operate CLEAR to reset Pass known weight over weigher or guantity of material that can be subseguently weighed Check the totalised reading in password 003 use the calculation below to determine the divergence Weigher minus Test weight x 100 Test weight Divergen
3. User s Manual Belt Scale OJ436 OJ s V gsystem AB 46 247 13657 46 70 6756677 6856677 Fax 46 247 145 96 e mail 0j s vagsystem se www vagsystem se FRONT PANEL OPERATION July 2008 Page 1 of 6 The belt weigher has three different PASS 001 Calibrations passwords to access PASS 002 Configuration PASS 003 Maintenance To gain access to either data area from the working display operate the SELECT key until the indicator shows PASS Use the A and W keys to show the appropriate password number then operate ENTER to show the first parameter in the area accessed Use SELECT to index through the parameters Data entry Having selected the parameter you wish to adjust operate ENTER at which point the first digit flashes on off Use the A W and 4 keys to modify the digits until the required setting is obtained Operate ENTER again to steady the value To exit a data area operate ENTER at the last parameter in every password EXIT TARE OF THE BELT WEIGHER To perform a dynamic tare without entering the password operate the CLEAR and SELECT keys CLEAR first for 3 seconds Note that the belt must run empty DEAD RANGE is lit when the flow rate is less than the DEAD RANGE setting The internal dynamic zero is adjusted every 30 seconds by 0 01 of the Loadcell Capacity LC during periods within dead range with the belt running empty An symbol is displayed when the tacho signal is lost i e belt stopped R
4. ce in e g 12 300kg 12 600kg x 100 12 600kg 2 38 If the weigher needs to be re calibrated the Calibration Factor must be directly adjusted in the parameter CF Enter the parameter CF and adjust the current value with the same percentage as the divergence How See page 1 Data Entry e g CF 40 00 2 38 39 05 MAINTENANCE July 2008 Page 3 of 6 Password 003 this section provides a facility for monitoring the input signals for the loadcell and tachometer T Non resettable total which may be reset with Enter Clear Enter key seguence HZ Tacho speed multiply by 0 0236 to read the beltspeed in m s e g 76 x 0 0236 1 8 m s ADC Analog to Digital Convertor output 0 65 535 divided by 4 This is the weight input signal before any tare or calibration have been made i e the raw weight reading LCS Load Cell Signal the weight input signal displayed in Kg before any tare or calibration adjustments have been made It is the gross weight applied to the loadcell within the range defined by the LC setting These values should be wrote down in the list of specifications after montage of the belt weigher should any malfunction occur at some time check the current values and compare with those written down Display M S 85 2 0 80 1 9 76 1 8 73 1 7 68 1 6 64 1 5 60 1 4 55 1 3 50 52 1 2 46 1 1 42 1 0 OVERVIEW OF THE PARAMETERS July 2008 Page 4 of 6 Password 001 Password 002 Password 003 TS
5. ce scale weight than the reference scale decrease the CF with the diff fee gt TTT e Reference scale used Date Completed by
6. ital Convertor LCS Load Cell Signal Total to 3 decimal places TT Test Total for test weighing reset with Clear PSET Password Set determines the password code for access to this section 003 EXIT Exit allows the user to return to normal display mode upon operation of ENTER WIRING DIAGRAM 01436 Colour VE Red SE Grey IN Green Loadcell IN Yellow SE Pink VE Blue V Brown white SG Black Tacho OV Violet TO 1 Resettable Total TO 2 T1 1 Productiontime T1 2 Al Analogue output G E N 85 264ac L 9 36dc 1 2 V SG OV Loadcell box 1 2 Tacho box V SG OV July 2008 Page 5 of 6 Connectionbox Colour 10 p contact Red 1 Grey 8 Green 2 Yellow 3 Pink 10 9 Shield Blue 4 Brown white 5 Black 6 Violet 7 Colour 1250 Blue Green Green Blue White Red Red White Grey Brown Black Black Colour Brown Black Blue EQUIPMENT FAULTS July 2008 Page 6 of 6 Out of Range This condition occurs if the load cell input signal is outside the full scale input range as defined by the amplifier pre gain parameter PG or if the tacho input is above 500Hz Display shows ADC SAT Indicates that the input is outside the range in the positive direction Display shows ADC SAT Indicates that the input is outside the range in the negative direction Display shows OV SPEED Indicates that the tacho input is outside the 500Hz range Failures Although un
7. likely the following types of equipment failure are possible In all cases the unit may be returned to us for repair No response No indication or response of any kind Possibly a supply circuit failure A soldered in PCB Printed Circuit Board fuse may need replacing as a result Alternatively the fuse failure could be the only failure Display shows REGFAULT This occurs ifthe load cell supply is overloaded due to wiring or load cell faults or if the internal 10V supply regular has failed Display shows SENSE ER This occurs ifthe sense voltage between the SE and the SE load cell terminals has varied by more than 0 3V with respect to the internal value which was stored at the last Tare operation Display shows ERR nnn where nnn Fault Code Number This indicates that a microprocessor fault has occurred It may help to report the Fault Code Number to us when returning the unit for repair Lost Pass Numbers Restore Factory Settings In the event of the passwords being lost the original factory default setting of 1 2 and 3 can be reloaded by holding down the SELECT and ENTER keys for approximately 30 seconds operate ENTER key first After this time the display changes to read RESET The password number will the have been restored to 1 2 and3 TEST WEIGHING FOR OJ436 CUSTOMER POSITION WEIGHER LOCATION NOTES belt weigher reference scale x 100 If the belt weigher registers less Diff referen
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