pwi-en user manual
Contents
1. INPUT San A CONNECTOR S908 POWER 24VDC CONNECTOR 16 20 ae 2 OUTPUT 250 V 10 A CONNECTOR Common Normally open Normally closed INPUT 1 Com MO _ N C Zeroise INPUT 2 Tare INPUT 3 Tare Show for standard program mode OUTPUT 8 Activates during normal weighing Disables INPUT 8 lt 2J when error or start up is 2 performed INPUT 7 4 2 OUTPUT 7 INPUT 6 lt 8 2 9 B OUTPUT 6 INPUT 54 B TAG A 2 gt OUTPUT 5 10W INPUT Je S INPUT 4 lt 2 OUTPUT 4 INPUT 34 2 gt OUTPUT 3 INPUT 2 lt g B 2 OUTPUT 2 INPUT 1 lt o 24V DC 16 20 VAC gt OUTPUT 1 10W INPUT e RELAY CONTROL S a CONNECTOR 18 VAC OUTPUT lt 25 D MALE 220 V AC INPUT 0 OI Page 48 Relay Cable 8 Out 2 In 25 Pin Female 25 Pin Female C RELAY 22 INPUT 1 10 INPUT 2 23 INPUT 3 11 INPUT 4 17 OUTPUT 1 4 OUTPUT 2 16 OUTPUT 3 3 OUTPUT 4 15 OUTPUT 5 2 OUTPUT 6 14 OUTPUT 7 1 OUTPUT 8 6 7 8 19 20 GND User Manual zz Output 1 Ho Output 2 g end INPUT 1 datele 25 By using a PWI indicator 7 relay ou2. O I e o y 2 S D D SP3 kadelay2 kedelay22 FAST 1 MOD GRS Page 78 FAST 1 2 MOD GRS User Manual kg Setval pear SPs In order to use relay outputs E EA kanyo OPTION should be set OUT 0 in EA the set up menu 0 000 kg FAST 1 MOD NET The communication format is different for filling program STATU variable comes to the set up menu Cc LOL H during COMM menu if MODE is set as 2 If SCMeu STATU is set to 0 then SW3 is sent as 20 hex if set to 1 then SW3 varies with the filling status SWS 0 Startis waited 1 1st delay time is being wait 2 Fastfilling 3 Slow filling 4 Filling is finished 5 Erroneous filling Target exceeded Lo VAL or Hi VAL 6 Emptying process is finished Page 79 PWI Series Indicators PWI Batch Controller Program With this program PWI can batch up to 6 different material into the weighing bin How to set the batching values When the PWI indicator is in normal weighing mode SET POINT Fig key is pressed for 3 seconds In this menu 6 different batching values can be set The outputs which are not wanted should be set as SETx 0 Example We want to activate the first material for 100 0kg third material for 50 0kg and sixth material for 200 0kg and all others 2nd 4th and 5th not act
3. 214 Page 8 User Manual PWI S Stainless Steel Type 200 245 O O L T 2 110 222 5 PWI E Ex proof Type I 237 gt 7 a a a 000000 g l lel el h ESTA Page 9 PWI Series Indicators PWI T X Weighing Terminal Esitr Page 10 359 349 ANNANANNANANANANANANANANNA User Manual Apperance LCD Display ESI PWI IN2 x7 AN TEST gt 0 0 T gt 1 Tare 7 Set Point 13 Tare 2 Up 8 Inputs 14 Tare Show 3 Equal 9 Kg 15 Set Point 4 Down 10 Analog Bargraph 16 Print 5 Center of Zero 11 Test 6 No Motion 12 Zeroing Page 11 PWI Series Indicators Annuciators D Tare Lights when TARE is active Blinks when showing the TARE weight aa No motion indication Lights when there is no motion and goes off when there is movement on the platform 0 lt Center of zero Lights when displayed weight is zero and the internal count is less
4. E e O5w CAP 2 e Up to 3 000 kg 01kg 3000 6000 kg 02kg 6000 15000 kg 05kg 15 000 30 000 kg 10 kg 30 000 60 000 kg 20 kg More than 60 000 kg 50kg Weighing steps gt Capacity 3000 In order to change the WEIGHING STEP value SHOW TARE key is pressed To save the value in the memory PRINT key is used Page 26 User Manual CAP E1 First Interval The PWI indicator is capable of using 2 different weighing step values in two intervals That is to say the indicator will show the weight with small weighing steps with lighter weight and with bigger weighing steps when the load increases The point where the weighing steps change is CAP1 the multi interval point If the maximum allowable weight is 60 000 kg and the weighing steps is 20 kg the operator may adjust the PWI indicator to show the weights in 10 kg steps until 30 000 kg For this the following parameter adjustment must be done CAP 2 60 000 kg e 20kg CAP 1 30000 kg e 10kg When this routine is first entered on the display CAP E1 is seen for a second and leaves the display to the numeric value The left most digit on the display starts blinking showing which digit may be edited In order to increase the digit that is blinking SHOW TARE key D is pressed To pass the blinking digit to next digit TARE key kis pressed To reduce the value down to 0 in a single step ZEROISE key is pressed To save the value in the memory PRINT key is used
5. _ LCUE w suusBenoe kels PWI Peak Hold Indicator Program The program which determines the weight at the breaking point of a material under stress or strain is called the PEAK HOLD indicator program When this program is used the operator must state the value for sensing the real break point The peak point can be found by the sudden fall of the weight value coming from the load cell Normally there may be a small drift where the material is not broken but is loosened In order the device to understand that the weight decrease is due to material break but not the loosening the operator should enter the SPHOLD value Page 71 PWI Series Indicators t Hole kg 7 TARE WNO MOTION sn Using this feature after the program is set as HOLD SHOW TARE key D is pressed On the display HOLD is seen for a second to show that the mode is changed from normal weighing mode to Peak Hold mode When the weight value thathas been displayed 2 YS Dg kg EsP CisP2 OSP3 TARE WNO MOTION drops more than the value stated by the operator DOWN symbol is lit and the maximum value is kept on the display although the weight is reduced The value on the display may change if the weight value exceeds this value or PRINT fey key is pressed or Input 2 is activated from outside Page 72 User Manual Di
6. Page 39 PWI Series Indicators Weight Calibration PWI indicator should be calibrated with a known weight Before starting the calibration procedure the following points should be kept in mind The indicator should be kept in power for about ten minutes before starting the calibration procedure If possible during this wait time load and unload the weight for a few times j Keep away all obstacles that may prevent load to be sensed by the platform fk cD The calibration weight should better be approved by authorities The reference weight should better be at least half of the capacity Page 40 CAL lor T 1 1 1 User Manual RALE SO gy gt RATE Conversion speed 6 12 25 and 50 sample sec gons Ho LC 2 50 p gt SPAN value is adjusted When there is no load on the platform it is gt Ero y P introduced to the indicator ae es T 1 1 1 1 1 1 1 1 1 y OPE mn Lod g When load is placed it is entered to the indicator g 4 Page 41 PWI Series Indicators Gain Adjustment When CALIBR is seen on the display by pressing the PRINT ay key Gain Adjustment step can be performed This adjustment should be done according to the output of the analogue signal When it is set correctly the indicator will have better performance LE gs0 When first entered the right hand digit next to LC starts blinking If
7. 2 Output 5 s Output 4 o Output 3 INPUT 2 STOP filling Q INPUT 1 START filling F Output 2 5 Q Output 1 lEn 5 Q 2 a S Page 83 PWI Series Indicators The serial communication format has some minor changes for the batch controller program STATU variable comes to the SET UP menu during COMM menu if MODE is set m ate CAC i as 2 If STATU is set to 0 then SW3 is sent as 20 hex if set to 1 then SW3 varies with the filling status SW3 0 Start is waited 1 Delay time for the first output 2 1st output is activated 3 Delay time for the second output 4 2nd output is activated 5 Delay time for the third output 6 3rd output is activated 7 Delay time for the fourth output 8 4th output is activated 9 Delay time for the fifth output 10 5th output is activated 11 Delay time for the sixth output 12 6th output is activated 13 Delay time for the end of batch output 14 The end of batch output is given Page 84 User Manual 1 2 3 4 5 6 i End of Batch Page 85 PWI Series Indicators Power Supply Specifications V A For PWI indicator use one of the specified power 1 12V 1A supplies Isolation voltage minimum 2000 V 2 24V 0 5A Operating Temperature 0 50 C Page 86 User Manual Cable Connections ANALOG OUT DIGITAL OUT Pins 1 2 and 6 should be shorted to eac
8. _ Between pins 1 and 3 should be shorted to each other _ Between pins 2 10 and 14 should be shorted to each other 18 24V power supply is connected to 8 pin on positive pole and to 6 pin on the negative pole L_ The 0 20mA output is read between 10 4 20mA and 13 4 20mA If the device is to be connected has no internal resistance 0 Q then4 20mA output is taken from pin no 12 not 13 Page 62 User Manual 4 20mA analogue output Sink mode o 24Vdc 8 Power 18 24Vdc 6 Power 18 24Vdc GND 2 10 13 14 Short Circuit 1 4 20 mA Output 4 20 mA Output _Between pins 2 10 13 and 14 should be shorted to each other _ The 0 20mA output is read between 1 output and 3 output L 18 24V power supply is connected to 8 pin on positive pole and to 6 pin on the negative pole If the device is to be connected has no internal resistance 0 Q then 2 10 14 must be short circuit 12 13 should be short circuit Page 63 PWI Series Indicators PWI Program Selection PWI indicator may be configured to run software that is relevant to the application Only the usage is different no calibration change or correction is needed therefore the user may change the user software without breaking the calibration seal if exists During order if the usage is stated then the program comes with the desired usage otherwise STANDARD Program is set Besides during order necessary optio
9. 910 kg Control Specifications Options L 18 1 Bit BCD or Binary 5 0 10 V or 4 20 mA analogue output Control Formed of 8 outputs 4 inputs Page 5 PWI Series Indicators Input A D speed second Display sensitivity Display Maximum range Communication Loadcell excitation Input voltage Weighing accuracy Additional specifications EMC Page 6 DC 100 00 100 00 mV 50 1 100 000 LCD or 7 segment LED 6 digit 199999 999999 RS 232C RS 485 RS 422 250 mA 10 VDC 8 Load cells 12 24 V DC or AC 3000d or 5000d class III model Special software available EN 55011 1991 Emission Class A EN 45501 1992 Metrological aspects of non automatic weighing instruments EN 50082 1995 Generic immunity standard from which EN 61000 4 2 1995 Electrostatic discharge ESD immunity ENV 50204 1995 Digital radio telephones immunity EN 61000 4 4 1995 Electrical Fast Transient EFT immunity EN 61000 4 6 1996 Conducted Radio Frequency disturbances immunity User Manual Physical Dimensions PWI P Panel Type 145 8 Z oooo00000 5 _ Jeng 142 5 142 5 Dimension Cut Out 137 5x67 5mm Page 7 PWI Series Indicators PWI D Desk Type PWI C Column Type 56 And HAE Z nooooo00G 145 8
10. OD Character HEX Character HEX BO B5 B1 B6 B2 A B7 B3 B8 B4 A B9 CDOT 0 gt If there is a decimal point on the display then the corresponding digit is sent with hex80 added to the ASCII value 1 Sent 2E HEX Page 33 PWI Series Indicators MODE 2 For a more detailed data this communication mode is selected Within the data STATUS DISPLAY value and TARE value are sent The data consist of 18 bytes WEIGHT TARE STXSW1 SW2 SW3 0 12 965 000 0 0 0 CRCHX 02 2D 30 20 30 31 32 39 36 35 30 3030 30 30 30 OD XX f 4 bits 7 6 5 4 3 2 1 0 pares i 00100000 this byte is fixed always same data f 4 bis 7654 3 2 1 0 lisaa gt 0 0 1 1 motion err neg tare yes 0 0 1 yes 1 bits 7 6 5 43 2 10 O 0 1 Weighing steps Decimal point 1kg 011 0 0 0 I 2Kg 110 1 0 1 5kg 011 2 1 0 10kg 1 00 3 1 1 20kg 1 0 1 50kg 11 0 Page 34 User Manual This is a standard format used in most of the weighing indicators The DATA for a system with Tare value is 1250 kg Weighing Steps is 1 Decimal point 0 is as follows 7 bits Display WEIGHT TARE 31249kg 0 3 1 2 4 9 0 0 1 2 5 0 CR CHX HEX 02 3D 20 30 33 31 32 34 39 30 30 31 32 35 30 0D BB MODE 3 The communication of weight value is performed when the indicator realizes the code from the other side By this way more th
11. output option is used Analog Output _ Display Value x High Val Low Val Value V mA Weighing Capacity Low Value Adjustment of Analog Output PWI indicator analog output needs an external power supply of 18 24 VDC In the setup section after OPTION the menu for analog output adjustment is reached DACCAL In this menu the zero output and maximum value analog values are adjusted To pass to LCTEST menu SHOW TARE D key is pressed To perform the analog value adjustment PRINT key is pressed Page 55 PWI Series Indicators Dac Mode This mode defines whether the Analogue output should follow the gross value although TARE is active and NET mode is ON or should follow the display value NET value when TARE is on and GROSS value otherwise OL Ieee d L Ge 5 V imA Hi Val A rae Lo Val 7 kg 0kg Capacity When tared display will be 0 and the analogue output goes down to Lo Val value This mode follows NET value Page 56 V mA Hi Val Fan rae Lo Val Kg 0 kg Capacity When tared display will be 0 but the analogue output will keep the value This mode follows GROSS value User Manual The difference can be seen on LCD displays as follows aa Lr a aa zl HHH eee co wr When tared 7 7 m 0000o Ua BDH eoee DAC NET DAC GRS DAC Mode change is done by SHOW TARE D key To store the value PRI
12. pressed all segments of display are lit Ea Before normal weighing display by pressing the set C 7 point key SET UP and CALIBRATION routines a Ei can be executed HUE 4 3 FJ gt gt gt SET UP Power up screens are as follows Aa VER 4 3 Number of the software version SEn drt PROGRAM TYPE Ea STNDRD Standard ESIE PWI T Truck Scale Ea FILLNG Filling Batching DOSAGE Dosage Batching 10 000 w HOLD Peak and Hold Ei AXLE Static Dynamic axle scale l ececes ESIT Manufacturer company WEIGHING CHECK SUM Program control code CAPACITY Maximum allowable weight Page 18 User Manual LEEESL The value of the analog input and is displayed H D gt Page 18 EN SELLIP Digital filter Decimal point Capacity Weighing r gt Step parameters are displayed Page 21 tm Conan Serial communication parameters are displayed gt baudrate bit parity Page 31 tw CALIbr a Span and real weight Calibration Page 41 E 0PLhion a Relay or BCD BIN option parameters selection B Page 46 T fy Adjustment of Analog Output Page 55 ont a Page 19 PWI Series Indicators Parameters After power is first applied or TEST key is pressed by simply pressing the SET POINT key the PARAMETER menus can be executed These menus are formed in six main groups LCTEST SETUP COMM CALIBR OPTION and DACCAL Load Cell Test Within this menu the value of the analo
13. 0 key to accept the whole value PRINT key should be pressed After the value is stored press SET POINT key Big to return back to weighing display mode Page 74 User Manual LOAD gt SPHOLD time s To show this with an example If the break point of a material is 500kg and around about 300kg a loosening of 15kg is seen the operator should enter a SPHOLD value alittle above this 15kg To keep the system safe if the material does not break or some other situation may cause the weight value increase without control then POSMAX and NEGMAX values are checked and if these values are exceeded Output 4 and Output 2 are activated respectively Un lef The user may disable or enable the kg symbol on the display by the UNIT parameter in the SET UP menu Page 75 PWI Series Indicators PWIBAG Filling Program This program is used for filling single material at the desired amount The bag filling process takes place by using the variables set such as filling value delays filling modes When the PWI indicator is in normal weighing mode SET POINT key is pressed for 3 seconds SELLAL gt The target filling value CoAr SE The amount to be filled slowly The maximum value that the platform is assumed Z eee cfrobn to be empty __ The minimum allowable final value after filling Lo UAL is finished The maximum allowable final value after filling H UAL Mo is fi
14. 1 PWI Series Indicators FILTER MODE FILTR O Speedy measurement Recommended for Hold Programme FILTR 1 Normal measurement Recommended for Standard Programme FILTR 2 Slow measurement Recommended for PWI T Programme FILTR 3 Coarse filling Recommended for Filling Programme FILTR 4 Fine filling Recommended for Filling and Batching Programs FILTR 5 Custom set User can adjust the filter parameters FILTER SPAN Acceptable maximum changing value of screen VB TM Vibration time 0 0 9 9 sec BUFFER SIZE Average BUFFR O Averaged 2 sample BUFFR 1 Averaged 4 sample BUFFR 2 Averaged 8 sample BUFFR 3 Averaged 16 sample BUFFR 4 Averaged 32 sample CERTF 1 shows whether the indicator is dependent on the regulation of weighing authorities If CERTF 1 do not allowed DRIFT and zeroing if over 2 of the capacity BG ZRO 1 If the screen value less than 20 of the capacity can be automatically zeroed at the power up beginning of the weighing Page 22 User Manual Decimal Point When the display resolution needs decimal point for fractional values it is possible to show it on the display dot J The value next to DOT is the number of digits on the right of decimal point It blinks to show it is being edited If the value on the display is accepted PRINT key to increase the value SHOW TARE D key is pressed The allowable values are 0 1 2 3 CAP 2 9e CAPS CAP 1
15. 9e CAP 1 0 000 kg Page 23 PWI Series Indicators Scale Type The indicator may be configured with two weighing ranges with two different weighing resolutions to enable higher accuracy readings in lower values There are three different modes to select from Single interval Multi interval L Multi range In single interval mode there is only one range and one resolution in the others there are two ranges and resolutions Page 24 User Manual CAP 2 Maximum Allowable Weight This value determines the maximum weighing range of the indicator The indicator will produce an error code when the weight value on the platform exceeds CAP2 9e value When this routine is first entered on the display CAP2 text is seen for a second and leaves the display to its numeric value The left most digit on the display starts blinking showing which digit may be edited In order to increase the digit that is blinking SHOW TARE key D is pressed To pass the blinking digit to next digit TARE key is pressed To reduce the value down to 0 ina single step ZEROISE key is pressed To save the value in the memory PRINT key fe is used Page 25 PWI Series Indicators e Weighing Display Resolution This parameter shows the weighing steps after the weight on the display exceeds the multi interval point The step value may be 1 2 5 10 20 or 50 The user must select an appropriate value in accordance with the CAPACITY
16. ESITi PWI Series Indicators User Manual ESITi PWI Series Indicators User Manual IMPORTANT NOTICE In case the indicator you are using is a part of a scale system that is used for trade it should be protected with an official seal and be controlled every two years Contents Intruduction Specifications Technical Specifications Operation Specifications Display Specifications Control Specifications Option Physical Dimensions Apperance Displays Keys Assembling the PWI Indicator Safety Precautions Basic Flow of the PWI Indicator Parameters Loadcell Test LCTEST Parameter Entry SETUP Digital Filter Decimal Point Scale Type CAP E2 Max Allowable Weight e Weighing Steps Display Resolution CAP 1 First Interval e Weighing Steps Display Resolution DRIFT Zero Drift Correction Communication Adressed Commmunication Communication Speed Bit Parity Weight Calibration Gain Adjustment Zero Calibration Load Calibration Option Digital Output Relay output OUT 0 Binary BCD Output BCD Output OUT 1 Binary Output 2 s complement OUT 2 Analog Output Adjustment Of Analog Output DAC Mode Analog Output Adjustment DACCAL 26 27 28 29 31 36 37 38 39 40 42 43 44 46 46 48 50 52 53 55 55 56 58 PWI Program Selection Weight Measurement Resetting Display Value To Zero Activating Tare Showing Tare Value Disabling Tare Value Level Control Transmitting W
17. MBTARE WNO MOTION When tare is activated the display will be zero and Tare symbol is lit In order to TARE a value the weight on the platform must be positive When TARE is active ZEROISE RJ key and function are disabled Showing Tare Value When TARE is active the operator can see the Tare value as long as the SHOW TARE py key is pressed er 5 385 kg kg SP1 ASP2 OSP3 OSP4 P2 WTARE WNO MOTION To show that the value displayed is the tare value the TARE symbol blinks Page 66 User Manual Disabling Tare Value When tare is active pressing the TARE key again will disable the TARE function and the gross weight on the platform is displayed that is to say the device is inthe GROSS mode The TARE symbol goes off Level Control PWI Indicator possesses 7 digital set point indication on the display These are used to warn the operator whether the value is under or over the desired set values In order to enter these set values SET POINT Eg key is pressed for 3 seconds SEE l 0 NO MOTION On the display symbol and SET1 is displayed The 0 or 1 on the right hand side can be changed by pressing SHOW TARE key The symbols UP and DOWN are lit according to this value If the value is 0 and the DOWN symbol is lit during weight measurement the related set point indicator will be active if the value is
18. NT rcy is pressed Page 57 PWI Series Indicators Analog Output Adjustment DACCAL This value determines the analogue output when the platform is empty To increase the value by 1 SHOW TARE D key is used when the right hand digit is blinking To decrease by 1 SET POINT key is used To switch between 1 by 1 and 10 by 10 TARE Be key is used Then SHOW TARE Py and TARE KS keys will change the values by 10 The ZEROISE 0 key will set the whole value down to 0 When the value is adjusted correctly PRINT key is used to save the value The value that is seen on the screen of the meter is the value that the indicator will produce when there is no load on the platform If the user wants to use 4 20 mA then this value should be set to 4mA the device can output 0 to 20 mA t 7 Mune Page 58 User Manual Then the upper value is adjusted This value is the value that is produced when the weight on the platform reaches the CAPACITY value t om om H 4095 Just like adjusting the lower value the same keys are used for adjusting the upper value To increase the value by 1 SHOW TARE RY key is used when the right hand digit is blinking To decrease by 1 SET POINT key is used To switch between 1 by 1 and 10 by 10 TARE key is used Then SHOW TARE Boy and TARE KJ keys will change the values by 10 The ZEROISE aug key will set 4095 When the value is adjusted correctl
19. Page 27 PWI Series Indicators e Weighing Steps Display Resolution This parameter shows the weighing steps before the weight on the display exceeds the multi interval point The step value may be 1 2 5 10 20 and 50 The user must select an appropriate value in accordance with the CAPACITY E I Ue kg CAP 1 e1 Up to 3000 kg 01kg 3000 6000 kg 02kg 6000 15 000 kg 05kg 15000 30 000 kg 10kg 30 000 60 000 kg 20kg Above 60 000 kg 50 kg Weighing steps gt Capacity 3000 In order to change the WEIGHING STEP value SHOW TARE key By is pressed To save the value in the memory PRINT key is used The weighing step resolution can be seen on SCALE type PWI indicators Page 28 User Manual ood kg I bh a h a l a l a ln l MP2 WTARE WNO MOTION DRIFT Zero Drift Correction Zero drift correction parameter is designed to counter the effects of rain snow or dirt collecting on the platform which would otherwise cause cumulative errors When enabled the zero condition is maintained for very slow small changes occurring in the measured weight of the platform as long as the changes are within the usual half of the weighing steps deviating from the true zero value Note This mode may be in contravention of some Weight amp Measures Authorities Regulations therefore should be setto 0 Since this zeroing is not stored in the non volatile memory like the calibration zero or the use
20. WI Series Indicators BCD Output OUT 1 BCD Binary Coded Decimal Output 4 digit 39 999 kg 12495 kg 1780 kg ERROR START UP SIGN 0 1 1 D18 D17 0 0 0 D16 1 0 0 D15 0 0 0 D14 0 0 0 D13 1 0 0 D12 0 1 0 D11 0 0 0 D10 1 1 0 D9 0 1 0 D8 0 1 0 D7 1 1 0 D6 0 0 0 D5 0 0 0 output maximum D4 1 0 0 D3 0 0 0 D2 1 0 0 D1 0 0 0 DO 1 0 0 Page 52 User Manual Binary Output 2 s Complement OUT 2 GUE 12495 kg 1780 kg ERROR START UP SIGN 0 1 1 D18 D17 D16 D15 D14 D13 D12 D11 D10 D9 D8 D7 D6 D5 D4 D3 D2 D1 DO BINARY Output 1 sign 18 bit 262 143 kg output maximum 2n oon0mnonoono0OoOOj RV COCO CO oooonrooooo0eo0coo WTooeo0oolTne DORK ma OGO O Ol OO ma i a Ala a Page 53 PWI Series Indicators Binary Output Absolute OUT 3 OLE ERROR START UP SIGN D18 D17 D16 12495 kg 0 1780 kg 1 1 D15 D14 D13 D12 D11 D10 D9 D8 D7 D6 D5 D4 D3 D2 D1 DO pe See BO OoOfF BH OoOoOoOoOoCUOrlRS LW RK COCO JC COL oon OoO F ae gt D0 gt 000000 G O GIG G G Ga G O OG G O G G Page 54 BINARY Output 1 sign 18 bit 262 143 kg output The value is output without the dot value User Manual Analog Output In order to transmit the weight value that the PWI indicator reads to an external automation device with analog input the analog
21. an external device PC PLC then serial output connector is left unplugged The power supply given together with the indicator or a similar which fulfills the power conditions is connected to the power connector Page 15 PWI Series Indicators When energy is applied from the power connector the device starts working with the TEST procedure Page 18 Since analog output 0 4 20mA or 0 10V digital output are optional they do not exist on a standard device The user must state the necessary options before demanding the device The user needs an external power supply of 18 24 VDC for 0 4 20 mA or 0 10 V analog output option If cable connections will be done by your side see Page 88 for connections Page 16 User Manual Safety Precautions Always use the power supply given together with the indicator or a similar one with specifications given in Page 86 Be Tee N 4 Never press the keys with sharp or cutting edged materials s Take care that load cell or power cables do not pass near power or transmission lines s 1 N Keep cables away from bruises Take care of the operating temperature Page 86 N L After all connections are completed apply energy to the indicator Never make changes in connections when power is on Page 17 PWI Series Indicators Basic Flow of PWI Indicator When power is first applied or TEST key is 8 8 3 8 8 8
22. an one indicator can be connected to the same communication line The data format is same as MODE the only difference is that the data is transmitted only when demanded from serial line or by pressing PRINT key In this mode when pressing the PRINT key the same data is transmitted as if the code was received Page 29 REEFF is E EEEEEN REEDE For a PC to communicate with more than one indicator this parameter should be set to MODE 3 and the communication hardware should be RS 422 or RS 485 Page 35 PWI Series Indicators Addressed Communication After MODE 3 MODE 5 is selected and PRINT key is pressed the indicator will be waiting for its address Ao 30 When first entered the right hand digit next to Adr starts blinking increase the digit value of the blinking digit SHOW TARE D key to pass to next digit TARE ggg key to set the blinking value to zero ZEROISE key to accept the whole value PRINT key should be pressed In order to communicate with a PWI indicator the PC or the PLC should first transmit a WAKE UP code HEX FF followed by the address given with this parameter Example IfAdr is set as 31 the indicator will send the weight data after receiving Wake up 4 HEX FF 31 Page 36 User Manual If the address is set to 00 then the indicator will send the weight data after receiving any character from the serial receive li
23. de parameters etc Designed with SMD technology Page 1 PWI Series Indicators Available Outputs Relay Output 4 In 8 Output Analog Output Voltage Output 0 10 V Current Output 0 20 mA BCD BIN 1 18 bit Output L Serial Data Out 1200bps 2400bps 4800bps 9600bps Page 2 User Manual Specifications Technical Specifications Easily achieved menu steps Parameter and calibration changes easily done via keypad _ Connectable upto 10 mV V input 100 mV Sense Gain adjustment according to sensor output _ Tare function enabling zeroing within whole weighing range 250mA at 10 VDC loadcell excitation voltage 90 384 EEC EURO directives and CE approved Test of all functions during power up Page 3 PWI Series Indicators Operating Specifications __ Following functions can be fulfilled via keypad Calibration Gain adjustment Communication format and speed Digital signal filter Taring Displaying tare Zeroing _ Displaying excitation and output signals of the sensor No motion detection Center of zero detection 1 4 d L Warning above maximum allowable weight Page 4 User Manual Display Specifications Specially designed wide viewing angle LCD or LED display Analogue bar graph LCD display 7 digital output symbol 2 digital input symbol Tare indication Center of zero symbol No motion detection symbol Up down and equal symbols LCD display Showing weight with decimal point 236
24. e TARE key five more times Ceclwin par a m Aa kg SP2 SP3 SP4 P2 OTARE NO MOTION Set the SET 3 value to 0 with the help of TARE key After pressing the PRINT key set the value to 1 700 kg as explained above The other values should be set as below SET 2 0 000 000 kg BA SET 4 0 000 000 kg Ry SET 5 0 000 000 kg KA SET 6 0 000 000 kg EJ SET 7 0 000 000 kg Page 69 PWI Series Indicators After setting all set point variables press SET POINT key When weight is on the display you will see that above 1 000 kg below 1 700 kg B will lit Bil OFF st relay out is passive SP3 Bal ON st relay out is active HBDBHeaw E ON st relay out is active Page 70 0 150 kg SP2 W SP3 P2 CITARE WNO MOTION EA ON 3rd relay out is active kg SP2 MSP3D1SP4 P2 CITARE WNO MOTION EZ ON 3rd relay out is active 3 060 P2 CITARE WNO MOTION EZ OFF 3rd relay out is passive User Manual Transmitting Weight Value From Serial Line If in the SET UP part the parameter MODE 3 was set the weight value can be transmitted by pressing the PRINT key from the serial line In order to transmit the data no movement state must be achieved On the display symbol must be ON
25. eight Value From Serial Line PWI Peak Hold Indicator Program PWI Bag Filling Program PWI Batch Controller Program Power Supply Controller Program Operating Temperature Cable Connections Loadcell Connection Communication Cables Error Codes 64 65 65 66 66 67 67 71 71 76 80 86 86 87 88 90 91 User Manual Intruduction PWI Indicator is designed for fast accurate and high sensitive weight force and pressure indication The indicator can be used with every kind of resistive bridge sensors The indicator was designed for industrial applications and standard weight measurement fields The communication with commonly used PLC s has been taken into account where they are widely used almost in all the automation systems Besides the computer and PLC communication features the indicator is also suitable for tank weighing platform scales and batching systems PWI possesses custom designed Liquid Crystal Display for easy operator dialogue With the red light LED option of the display weight can easily be seen even in the dark environment The special characters on the display enables the user to be familiar with the keypad and universal weight and measure icons The analogue bar graph makes the weight to be easily understandable by showing the weight in percentage of the full scale It possesses a water and dust proof membrane keypad All calibration values can be set via this keypad calibration span adjustment communication mo
26. ense The cables for connecting to the indicator can be either 6 or 4 wire cables In a 4 wire cable since Orange and blue do not exist the SENSE pins should be short circuited on the connector to the EXCITATION pins with respect to polarity If the system consists of more than one load cell then a junction box is used for gathering the load cell outputs to the indicator After checking the correct connection is supplied plug the load cell connector to the back of the indicator Page 88 1 pin 2 pin 6 pin 7 pin 3 pin 4 8 pin 5 9 pin 4 wire cables Blendage Blendage Blendage Red White Black Green Blendage Shield Blendage Shield Blendage Shield Out Out Excitation Input Excitation Input User Manual Short circuit to each other on the connector Page 89 PWI Series Indicators Communication Cables PWI Communication connector RS 232 standard g 2 pin Rx Rx Receive 3 pin Tx Tx Transmit 5 pin Gnd Gnd PWI Communication connector RS 485 standard 3 pin Rx B Tx B Rx Tx 7 pin Rx A Tx A gt lt Rx Tx PWI Communication connector RS 422 standard 3 pin Tx B gt Rx B 7 pin Tx A gt Rx A 2 pin Rx B Tx B 8 pin Rx A Tx A Page 90 User Manual Error Codes During weight measurement the PWI indicator produces some error codes in some cases These codes and their probable reasons are as follow
27. g input is displayed The millivolt calibration of the indicator is factory set and cannot be changed later The maximum input range of the analog input is 100mV 10mV V In order to enter this routine PRINT key is pressed To switch to the next menu SETUP SHOW TARE key is pressed When LCTEST menu is entered on the right hand side of the screen appears ma kg l NO MOTION To exit the menu TEST key is pressed Page 20 User Manual Parameter Entry Setup In this menu Digital Filter Decimal Point Weighing Capacity Weighing Steps and Drift parameters are displayed and can be changed In order to enter this routine PRINT key is pressed To switch to next menu COMM SHOW TARE By key is pressed The mechanical vibration and electrical noise SELUP can be filtered out by this parameter Pg Fler I o lof a The decimal point used when displaying the weight CErLFO pg H D 7 MULRNG MULINT SINGLE Maximum allowable weighing range E D sed Ee CAP 2 CAPAC Sungrang tia ve E E The weighing SCALE fay E 2 05 w E 05w resolution hp tees g E First weighing range i g dii value drifted ay E I O2 w Weighing resolution H S until first weighing TE a range i WE Zero drift correction onn x0 Tare disabled 1 Pushbutton Tare Page 2
28. ght of the load is written to the indicator Page 44 User Manual In order to increase the blinking digit by one SHOW TARE D key to pass to next digit TAREKA key to make the blinking value zero ZEROISE key finally to accept the written value PRINT key is pressed After the weight value is written and PRINT key is pressed the PWI indicator will start the TEST procedure GAIN is selected S4 iaaa When platform is empty 4 ZEROING is done EZA Load is placed and its value is written ca Page 45 PWI Series Indicators Option Digital Output After CALIBR calibration section MENU is performed This value defines the digital output In order to define the digital output type PRINT el key is pressed To skip this menu and pass to DACCAL SHOW TARE By is used The digit next to OUT starts blinking This defines the type of digital output gue 0 Relay Output 1 e BCD Output 2 Binary Output 2 s complement 3 Binary Output 18 bit sign Page 46 User Manual If the value is accepted PRINT key is pressed to change the value SHOW TARE key is pressed to select 0 1 2 or 3 This parameter requires the OPTION board to be plugged inside the indicator When selecting the output check the hardware with the selection and plug the connector after verifying the system Page 47 PWI Series Indicators Relay Output OUT 0
29. h 15 D female connector 25 D male connector other on the Load cell connector LOAD CELL 1 Ground wag 3 2 4 i 3 Out LC1 4 Excitation S onan 5 Excitation Ome My 3 Ground 6 4 ACIDC 7 Out LC1 1234 8 Si PWI T a 4 9 D female LOAD CELL COMMUNICATION MSTB 2 5 4 Printer connector 1 Ground 1 Ground USB 4 re 2 2 Rx B A H s 3 Out LC1 3 Tx B 220V AG 4 Excitation 4 SP1 1 i 1 1 5 Excitation 5 Ground l 6 6 IN 7 Out LC1 7 TxA 8 Sense 8 RxA 9 Sense 9 SP2 9 D female 9 D male K 1 1 1 connector connector iots EN PWI X v COMMUNICATION Mouse y 2 RxB and Keyboard Ethernet 3 TxB 5 Gnd 9 D male connector REMOTE DISPLAY COM1 9 Collector Internal 2 Set Relay 1 Emitter 1200 8 n NA Normally Open O Comman NK Normally Close IN Input Page 87 PWI Series Indicators Loadcell Connection In a Load Cell cable there exist minimum 2 internal cables for excitation and 2 for output The colors for ESIT load cells and their meanings are given below 6 internal cable type Load cell cable connection 1 pin Blendage Blendage Shield A 2pin Blendage Blendage Shield Short circuit to each 6 pin Blendage Blendage Shield other on the connector 7 pin Red Output 3 pin White Output 4 pin Black Excitation Input 5pin Green Excitation Input 8 pin Orange Sense 9 pin Blue S
30. ivated at all and give an emptying signal from 7th relay output until the platform weight value drops below 10 0 kg because some material may stuck in the platform and cannot be emptied totally and also set the delays between activating the relays one after each other with a 3 seconds delay Relay noj Function Value_ Using the SHOW TARE key relay can be set ae t n as 1 1 for will be activated O for will not Ela be activated Storing is done with the PRINT SET3 t 50 0 SETA z KX key to accept If the relay is set as 1 then the SET5 xxx Value for that relay to stay activated can be SET6 t 200 0 entered Then the following adjustments should be SET7 X 10 0 done forthe above mentioned example DELAY 3 Page 80 User Manual XXX If the value is set as 0 then there is no need to define this value End of batch After all selected relays are activated one after each other and delays are executed the 7th relay is activated This output is used for emptying the platform Delays The time needed to be waited between de activating a relay and activating the consecutive one Can be set from 0 to 9 It is better to set it non zero Start and Stop commands Input 1 gives the START signal Input 2 works as the STOP signal Theory of Operation When the PWI is in normal weighing mode Input 1 will start the batching process The weight on the display is set a
31. less than the set point If the value is 1 and the UP symbol is lit during weight measurement the related set point indicator will be active if the value is more than the set point Page 67 PWI Series Indicators When the UP or DOWN is set PRINT key is pressed to pass to value display edit section The rightmost digit starts blinking To increase the digit value of the blinking digit SHOW TARE key to pass to next digit TARE key to set the blinking value to zero ZEROISE key to accept the whole value PRINT Oy key should be pressed 008 0006 After all set points are defined SET POINT Bag key is pressed all values stored in the memory and weight display mode is returned EXAMPLE Setting the set point values with the following values Active when weight is more than 1 000 kg EA Active when weight is less than 1 700 kg Allothers EA Bi Si EA are notlit Press SET POINT key during weight measurement routine for three seconds Page 68 User Manual kg NO MOTION By pressing SHOW TARE key set the blinking value to 1 Press the PRINT key to pass to value entry part Pressing the TARE key come to the third digit Press the SHOW TARE D key to make the value 1 When the value is set to the desired value here 1 000 press the PRINT key to accept it At this point on the screen BA symbol and SET2 are seen In order to come to the setpoint 7 press th
32. n outputs must also be stated The various program selection is as follows Standard _ Truck scale Bag filling scale _ Batching up to 6 materials Peak Hold indication Axle scale The change ofthe program can be learned from technical service Page 64 User Manual Weight Measurement If during TEST procedure no key is pressed the indicator will start showing the weight on the platform In this mode Zeroing Tare activating setpoint control and weight value transfer can be performed Z J07 lt 3 5303 kg BO BOBOSoOoeo SP3 SP4 P2 CITARE WNO MOTION Resetting Display Value To Zero To reset the weight value to zero ZEROISE 0 key is pressed In order to perform this function the indicator should be in no movement state which can be realized with thea 4 symbol is litand TARE should be not active i OOO ig kg TARE WNO MOTION After ZEROISE key is pressed the value turns to zero and center of zero gt 0 LCD o LED symbol is lit This may happen only if the value is within user resetable value Page 65 PWI Series Indicators Activating Tare If the NET mode is desired TARE function should be activated by pressing the TARE key When there is movement i e the KA symbolis noton this key is ignored DOGO U OUT kg P2
33. ne The Address may take any value from 00 to 99 the value is hexadecimal When more than one PWI indicators are connected to the same transmission line then the devices should have RS422 or RS 485 communication hardware and all should have unique addresses Communication Speed The number of communication bits sent per second is called BAUDRATE The selectable values are 1200 2400 4800 9600 If the value on the display is accepted PRINT fey key to increase the value SHOW TARE By keys pressed b 5600 Page 37 PWI Series Indicators Bit This parameter gives the number of bits ina communication byte When first entered the right hand digit next to BIT starts blinking To switch between 7 to 8 SHOW TARE D key is pressed After necessary change is done or ifthe value is accepted PRINT key is pressed bit The ASCII code for character A is hexadecimal 41 This is shown as 76543210 7bit x1000001 8bit 01000001 With 7 bit 128 hex 7F and 8 bit 256 hex FF different characters can be coded Page 38 User Manual Parity This parameter is used for transmission data control purposes This is in fact a control bit within a character It can be setas NO ODD or EVEN If the value on the display is accepted PRINT key to change the value SHOW TARE B key is pressed PA EVES Start bit Parity bit LSB et MSB t s 1 baudrate
34. nished Page 76 User Manual _ If set as 1 2 the relays 1 and 2 are activated together otherwise during fast filling output 1 and during slow filling output 2 is activated alone If set as NET then when filling is started the platform value is set as TARE value if set as GROSS the filling is done without taring the display gt After start filling input is seen this delay is waited before the output is given 7 gt After filling is finished the indicator waits for this time to give the filling is finished output If set as 0 no chute correction is done during filling processes If set as 1 after filling process is finished the value for the next filling is corrected according to the deviation from the target value If set as 1 CHU value is set as 12 25 37 50 62 75 or 100 correction If set as 1 MAXCHU is stated for the maximum allowable chute value CHUTEV The last calculated chute value also can be set by the user sop Shows the number of bags filled Can be set to zero aac gt Total material value filled Can be set to zero Page 77 PWI Series Indicators oO IV Output 4 End offilling Oof m lo INPUT 2 STOP filling oO n Ig Output 3 Hold the bag Output 2 Slow fine filling Output 1 Fast Coarse filling Z INPUT 1 START filling
35. r zero unplugging the indicator or pressing the TEST key 8 amp 4 will bring back the last key pressed zero value If the operator wishes to enable this feature then DRIFT variable should be set as 1 otherwise as 0 During the time TARE is active DRIFT feature is disabled Page 29 PWI Series Indicators a Feu In order to toggle the DRIFT value SHOW TARE D key is pressed To save the value in the memory PRINT KOJ key is used pE n I e 1 2e 0 kg 1 2e e Drift automatically readjusts the scale to zero for compensating selected small deviation per 2 second around center of zero OONDMN Hou i ue al Page 30 User Manual Communication Parameters 00m Lonn a Communication mode is selected 1 Aog p MODE 3 MODE 5 Ad B0 Address of the indicator br 9600 g Communication speed T 1 1 1 1 1 1 1 1 1 i K 1 1 1 1 1 1 1 1 1 bt 8 we gt Length of a character a PAREUEn py gt Parity bit of a byte Coot li CDIGIT 1 gy gt 0 5 digits 1 6 digits weight value is sent E PrF255 be The weight data is sent in 5 or 6 digits following the user defined prefix character The character is entered decimal CAL lor If the hardware of the indicator possesses serial transmission feature the parameters should be set according to the device i e PC or PLC which
36. s Err 00 No Load cell Check analogue signal connection Short circuit pins 1 2 6 Err 01 Over range 10e2 more than the capacity Err 02 Under range Negative value 10e2 less than the capacity Err 03 Weight too much to reset to zero in this mode Use Zero Calibration to reset the value Err 05 Internal count overflow Check the GAIN value Err 19 Calibration Error Calibration value should not be 000000 Page 91 PWI Series Indicators Err 22 Non volatile memory error Call service Err 50 CALIBRATION not allowed Calibration plug is needed Err 90 Analogue value cannotbe read Call Service Page 92 ESITi A Nisantepe Mh Fabrikalar Sk No 8 Alemdag Umraniye 34794 Istanbul TURKEY P 90 216 585 1818 F 90 216 585 1819 W esitscale com MDK PWIEN R0O5 0409
37. s TARE value temporarily According to the above example the first relay is activated until 100 0 kg is reached At this point relay 1 is de activated and a delay is waited for 3 seconds Later the display value is again set as TARE temporarily and relay 3 is activated Until the screen value is reached 50 0kg the current situation is kept At this point relay 3 is de activated and a delay is waited for 3 seconds Next the display value is again set as TARE temporarily and relay 6 is activated until the screen value is reached 200 0kg Finally after the 3 seconds delay the indicator activates the 7th relay for emptying purposes and the screen value turns to GROSS mode showing total material weight The 7th relay is kept activated until the weight Page 81 PWI Series Indicators value drops below 10 0kg which is assumed to be the empty platform The indicator now is ready for receiving anew START input from input1 During the above mentioned steps if Input2 is seen the indicator stops every process and starts showing the real platform value TARE is disabled and waits the Input1 fora new process Page 82 User Manual b TNS 2 Output 8 Normal weighing mode g no errors Output 7 End of batch 2 5 Output 6 2 pusa 8
38. sabling this mode SHOW TARE key is pressed or Input 1 is activated from outside When normal mode is returned Up and DOWN symbols are ceased from the display Ae Output 4 When the display is negative ia IV j2 NEGMAX value is exceeded Com Output 3 When the value was negative a BI PEAK HOLD indication took place INPUT 2 Fel Boo n IF Output 2 When the display is positive INPUT 1 E 2 POSMAX value is exceeded oO I Ae Output 1 When the display is positive a PEAK HOLD indication took place 2 el During HOLD mode TARING ZEROING and SET POINT Change keys are non functional Page 73 PWI Series Indicators Setting SPHOLD Value When the PWI indicator is in normal weighing mode SET POINT key is pressed for 3 seconds The value which shows that the material under test has been broken is entered The system works by taking the difference between two consecutive readings and the Peak Hold indication takes place if the difference exceeds this value Z IL loLd kg L JNO MOTION The rightmost digit starts blinking To increase the digit value of the blinking digit SHOW TARE py key to pass to next digit TARERS key to set the blinking value to zero ZEROISE
39. than 1 4d d The internal count which can increase the display by 1 step value Scale Type LED Display 1 Zero Center of Zero 4 Max Max Load 2 e1 1 Step 5 Tare 3 e2 2 Step 6 No Motion Page 12 User Manual Standard Panel Type LED Display Lia wy O 0 0 0 0 0 SPI E SP2 E SP3 M SP4 MP2 1 1 1 4 Outputs 2 Tare 3 No Motion Page 13 PWI Series Indicators A D lt m a 5 Test Key Tests all functions Device acts as if first powered up Zeroise Key Makes screen value 0 zero if within allowable limits t 4 Tare Key Used to set value as TARE or disable the previous tare value Works as toggle uses as MOVE CURSOR in parameter entires t gt O EA ES k Show Tare Key Displays tare value when TARE is active used as INCREMENT in setup mode Set Point Key Used for entering menus for set up and calibration Print Key Transmits the serial data of the weight value from the serial out Insetup mode used as ENTER Page 14 User Manual Assembling The PWI Indicator 1 Analog output 15 d female 2 Digital output 25 d male 3 LC connector 9 d female 4 Communication connector 9 d male 5 Power connector The indicator is taken out from its protecting case The Loadcell cable and Serial communication cables are connected to Loadcell connector and serial communication connector respectively If the PWI indicator will not be connected to
40. the value on the display is accepted PRINT key to increase the value SHOW TARE By key is pressed Analog Input mV V between 0 1 1 1 between 1 1 2 2 between 2 2 4 5 between 4 5 9 9 When GAIN selection is done the value should be set as the nearest higher output value given in the above table Page 42 User Manual Zero Calibration In order to introduce the empty platform value to the device Zero Calibration should be performed Fora short time ZERO is seen on the display cer o Then it leaves to the internal count value gt 0 y After the platform is emptied ZEROISE 0 key is pressed The internal count value will be reduced to a value around zero If the previously entered Zero Calibration is not to be changed the operator should press PRINT key to pass to the next step the CALIBRATION Page 43 PWI Series Indicators Load Calibration To introduce the value of the known weight LOAD CALIBRATION should be performed After Zero calibration routine is exited for a short time LOAD is displayed Lofld This message will leave the display to the internal count value r mp i 26354 If needed during this time ZEROISE key can be pressed again The weight is placed on the platform When the no movement state is achieved that is to say the internal count value reaches stability SETPOINT key is pressed to enter the section where the wei
41. tput and 2 input signal can be controlled The set point SP which is activated on the display is also output simultaneously on the relay output If on the display SP2 SP5 are lit then on the relay output card 2 and 5 number relays are activated Activation of Relay means Common pin is tied to Normally Open pin Page 49 PWI Series Indicators Binary BCD Output 1 7 Sign 14 gt D18 2 4 D17 15 gt D16 3 gt D15 16 gt D14 4 gt D13 17 gt D12 5 gt D11 18 gt D10 6 7 D9 19 D8 7 gt D7 20 gt D6 8 gt D5 21 gt D4 9 gt D3 22 gt D2 10 D1 23 gt DO 11 Vcc 24 Vcc 42 Input 2 25 gt Input 1 13 Gnd Before normal weighing mode is passed during power up and on error conditions 0 negative zero is output Page 50 J The BIN BCD outputs PWI indicators can be configured as CONTINUOUS or ON DEMAND by the user When the output should be CONTINUOS then pin no14 should be connected directly to Vcc 11 connected 24 pin If the output should be ON DEMAND the user should supply Vcc as long as the output is needed This is useful when more than one indicators are connected to the same input port and all are read one after each other As long as the pin no714 is left idle no connection no output can be received from outside open collector output BCD Binary Output 10K Vcc Output 2 D1 10 Gnd User Manual Page 51 P
42. will communicate with the PWI indicator The indicator is produced according to the demand from the user in one of the following serial transmission standards 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 Y Page 31 PWI Series Indicators ORS 232 ORS 485 CRS 422 pee a nooc The value next to MODE shows the communication mode If the value on the display is accepted PRINT key to increase the value SHOW TARE pay key is pressed The allowable values are 0 1 2 3 4 MODE 0 No communication MODE 1 Continuous transmission of 6 digit weight value MODE 2 e Continuous transmission of weight tare and status MODE 3 e Addressed communication mode 6 digit weight value MODE 4 For axle scale MODE 5 e MODBUS MODE 6 Hold mode MODE 7 Transferred barcode read from serial barcode reader with weight value MODE 8 Designed for Esit FIXUM indicator communication format MODE 0 Disables communication feature In this mode PRINT key is not enabled and protocol bits are not edited MODE 1 The indicator transmits the weight value in continuous mode with the following format The data consists of 8 bytes Page 32 User Manual Display 31249 kg 4 0 igt 4 9 4 9 CR HEX 2B 30 33 31 32 34 39 0D ig S S Gi N 08 S 5780 kg CR HEX 2D 30 30 35 37 38 30 0D 1 600 kg 4 0 0 ti 2 6 0 o CR HEX 2B 30 30 B1 36 30 30
43. y PRINT key is used to save the value The value that is seen on the screen of the meter is the output that the indicator will produce when the load is equal to the MAXIMUM CAPACITY value Page 59 PWI Series Indicators Analog Output V If the CAPACITY is set to 1000 kg the signal from analog output is 10V when 500 kg is seen the value is 6V and with no load 2V is 10 read 250 0 500 1000 Capacity kg Analog Outp t mA If the CAPACITY is set to 5000 kg the output from analog output is 20mA when 1250 kg is seen the value is 8mA and with no load 4mA is read 8 4 0 1250 0 1250 5000 Capacity kg In order to get the desired output either voltage or current the following short circuits must be done Page 60 User Manual 0 10V analogue output 8 Power 18 24Vdc 6 Power 18 24Vdc GND 10 11 0 10 V Output 13 14 0 10 V Output GND _ Between pins 10 and 11 should be shorted to each other _ Between pins 13 and 14 should be shorted to each other _ The 0 10V output is read between these two short circuited pins _ 18 24V power supply is connected to 8 pin on positive pole and to 6 pin on the negative pole Page 61 PWI Series Indicators 4 20mA analogue output Source mode 18 24Vdc 8 Power 18 24Vdc 6 Power 18 24Vdc GND 1 3 Short Circuit 2 10 14 Short Circuit 10 4 20 mA Output 13 4 20 mA Output
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