EC type-examination certificate UK/0126/0182
Contents
1. PUTS mae meme DU CONTROLLER Gam 06002 inputs RFID C MODULE RFID E CONTROLLER C D ZZ w 2 RFID EIGH DISPALY CAN BUS CONTR MICR CUNTR 88888 Figure 2 Block diagram Figure 3 Load cell mounted on lifter Figure 4 Control and I O boards in enclosure Figure 5 Indicator near operating console 10 Figure 6 RFID antenna at rear of vehicle Figure 7 RFID control box at rear of vehicle KRICKL WAAGEN SYSTEM CERTIFICATE SMALL BIN DYNAMIC SMALL BIN STATIC NUMBER 20C TO 50 C VOLTAGE 9 32 VDC mE mE C ee ACCURACY CLASS kg 9 kg Figure 8 Rating plate example 11 Figure 9 Labelled weigh control enclosure Example Crown Copyright 2014 NATIONAL MEASUREMENT OFFICE Department for Business Innovation amp Skills 122. 2 Inclinometer The instrument comprises an inclinometer type ADXL325 or ADXL327 manufactured by Analogue Devices and mounted near the lifter The sensor acts as a switch and prevents weighing above the maximum tilt angle The maximum tilt angle shall be determined at initial verification and protected as part of the legally relevant parameters and shall not exceed 8 degrees 2 1 3 Position sensor A position sensor type IFS209 manufactured by Pepperl amp Fuchs is mounted on the lifter Its output is used to determine the weighing window within which the dynamic weight is calculated Optional truck embedded proximity sensors may be used 2 2 Electrical 2 2 1 The pattern operates from 9 32 V DC supplied from the 12 or 24 V DC vehicle battery The indicator console is fitted with a non volatile static RAM with Lithium battery to maintain the basic functions such as clock etc 2 2 2 PCB CPU ADC The load cell output is digitized by the AD converter type CS5532 24 bit manufactured by Cirrus Logic 2 12 2 2 3 Weighing module The weigh module is housed in a die cast IP66 sealed enclosure Calibration setting transaction record and configuration settings are stored on a solid state flash memory Communication is via CAN messaging Figure 9 shows the weighing module 2 2 4 I O Control module The I O control module is housed in a die cast IP66 sealed enclosure Digital input output signals from the vehicle are processed and communica
3. for Business Innovation amp Skills uius MID Annex Rev 2 01 April 2011 Descriptive Annex 1 INTRODUCTION The instrument designated the KWS DYWAM is a battery operated automatic catchweighing instrument consisting of load cells electronic equipment and position sensors mounted at the rear side or front of a bin collection vehicle The instrument automatically determines the weight of the loaded bin during the lifting process then the weight of the empty bin on the way down to determine the net weight of refuse emptied The instrument is designed to weigh dynamically In addition the bin may be identified by an RFID tag reader system The data is displayed on an indicator mounted near the operating console Each lifting chair at the back of the vehicle is fitted with one load cell the outputs are used by the instrument using dual channel configuration to determine the weight of individual bins 2 wheeled bins left and right hand sides or large bins 4 wheeled bins the weights for each channel being added to obtain the total weight 2 FUNCTIONAL DESCRIPTION 2 1 Mechanical Figure 1 shows a typical installation with Figure 2 showing the block diagram for the instrument 2 1 1 Load cell The instrument comprises one small bin or two large bin load cell s type HK685 manufactured by Krickl Waagen Systeme GmbH as described in certificate R60 2000 GB1 14 04 maximum capacity 1000 kg mounted on the lifter Figure 3 2 1
4. FID board PCB layout WEIGH issue 7 0 Weigh board PCB Layout INTERFACE issue 5 0 Control I O board PCB layout rfid4 sch RFID board Circuit diagram weigh sch WEIGH board Circuit diagram iod sch Control I O board Circuit diagram 4 12 3 3 Software 3 3 1 Verification information On power up the LED pixels on the KT3500 display are inverted to confirm operation The display shows the software firmware version The weighing module version 3 xx with xx reflecting minor non legally relevant modifications last calibration date and incremental calibration number are then displayed on the screen before the system reverts to normal weighing mode 3 3 2 Security The source code is compiled and downloaded into the micro controller The device is then protected to prevent removal or modification of the software code Calibration is accessed via a password protected parameter When a calibration is carried out the date and incremental calibration number is recorded to solid state flash memory The solid state flash memory is sealed within the weighing module On power up the date and sequential calibration number is displayed on the screen prior to system operation A PERIPHERAL DEVICES AND INTERFACES 4 1 Interfaces The instrument may have the following interfaces 6 wire load cell connection RS232 CAN bus communication 4 2 Peripheral devices The instrument may be connected to any peripheral device that has been issued wit
5. National Measurement UK 0126 0182 hae MI 006 Certification EC type examination certificate UK 0126 0182 Issued by The National Measurement Office Notified Body Number 0126 In accordance with the requirements of the Measuring Instruments Automatic Catchweighers Regulations 2006 SI 2006 1257 and the Measuring Instruments Non Prescribed Instruments Regulations 2006 SO 2006 1270 which implement in the United Kingdom Council Directive 2004 22 EC this EC type examination certificate has been issued to Krickl Waagen Systeme GmbH Heid Werkstr 13 A 2000 Stockerau Austria In respect of a vehicle mounted automatic catchweighing instrument designated the KWS DYWAM and having the following characteristics Maximum capacity Max s 500 kg Minimum capacity Min 2 o kg scale interval e gt 05kg Accuracy class Y b The necessary data principal characteristics alterations securing functioning etc for identification purposes and conditions when applicable are set out in the descriptive annex to this certificate Issue Date 20 November 2014 Valid Until 19 November 2024 Reference No 50101 0036 Signatory G Stones for Chief Executive Gy National National Measurement Office Stanton Avenue Teddington TW11 0JZ United Kingdom UKAS Measurement Tel 44 0 20 8943 7272 Fax 44 0 20 8943 7270 Web www gov uk nmo Office The NMO is an Executive Agency of the Department
6. em being destroyed The markings and inscriptions shall fulfil the requirements of Paragraph 9 of Annex of the Directive 2004 22 EC 6 2 Access to the configuration and calibration facility is via the password protection on the KT 3500 display 6 3 Every time the configuration or calibration is modified the calibration number counter is incremented see 3 3 2 and shall to be recorded on the instrument on a descriptive label near the rating plate The label shall be impossible to remove without being destroyed 6 4 Components that may not be dismantled or adjusted by the user will be secured by common serial numbers a wire and seal or tamper evident label and securing mark The securing mark may be either amark of the manufacturer and or manufacturer s representative or Official mark of a verification officer 7 ALTERNATIVES 7 1 Having the instrument fitted with modified RFID and Weigh circuit boards with the associated drawings listed in section 3 2 as follows RFID issue 5 0 RFID board PCB layout WEIGH issue 9 0 Weigh board PCB layout Rfid5 sch RFID board circuit diagram Weigh9 sch Weigh board circuit diagram 6 12 8 ILLUSTRATIONS Figure 1 Typical installation Figure 2 Block Diagram Figure 3 Load cell mounted on the lifter Figure 4 Control and I O boards in enclosure Figure 5 Indicator near operating console Figure 6 RFID antenna at rear of vehicle Figure 7 RFID control box at rear of vehicle Fig
7. h an evaluation certificate or parts certificate by a Notified Body responsible for Annex B MI 006 under Directive 2004 22 EC in any Member State and bears the CE marking of conformity to the relevant directives or A peripheral device without a test certificate may be connected under the following conditions it bears the CE marking for conformity to the EMC Directive it is not capable of transmitting any data or instruction into the weighing instrument other than to release a printout checking for correct data transmission or validation it prints weighing results other data as received from the weighing instrument without any modification or further processing and it complies with the applicable requirements of Paragraph 8 1 of Annex I 5 12 5 APPROVAL CONDITIONS The certificate is issued subject to the following conditions 5 1 Legends and inscriptions 5 1 1 The following legends are durably and legibly marked on a label Figure 8 fixed on the control enclosure so that it is visible to the user Figure 9 CE marking Supplementary metrology marking Notified Body verification mark Accuracy class Serial number Manufacturers mark or name Certificate number Max Min e 5 1 2 All components are identified by individual serial numbers 6 LOCATION OF SEALS AND VERIFICATION MARKS 6 1 The CE mark shall be impossible to remove without damaging it The labels shall be impossible to remove without th
8. ter as described in section 2 1 2 9 3 Eccentricity Accuracy of weight readings up weight reading only at 1 3 Max 10 lifts with the load placed on the right hand side of the bin then on the left hand side 7 12 9 4 Minimum weight Accuracy of Net weight up down weight readings for loads equal to Min placed in the bin and tipped 10 lifts CERTIFICATE HISTORY JSSUENO DATE DESCRIPTION UK 0126 0182 20 November 2014 Type examination certificate first issued ELLE LNe revisions have been issued 8 12 COLOUR RED EXCITATION BLUE EXCITATION DREEM 21GAL SIGHAL WHITE HSENSE BRO WH BLACK SENSE KT3300 WEIGHT DISPLAY 3500 1 REAR VIEW OF ET33230 WEIGHT CHANNEL ANALOGUE CANBUS COMMS CHANNEL 1 i OPTION ANAL OGUE R3232 COMMS BP TON POWER INPUT 24 Vide FROM IGSITiION SYSTEM OF TIONAL ALARME 12724 BROWN OV ELLE TERMINATION Figure 1 Typical installation WEIGHING MODULE LOAD CELL di AMPLIFIER a ADC iem INCLINOMETER MICR REAL CUN T RI R IME CLOCK lt INCLINOMETER DATA MB RETENTI N
9. tion is via CAN messaging Figure 4 shows the I O control module 2 2 5 Indicator The KT3500 weight indicator displays weight data current lifter status total weights RFID tag numbers and fault diagnosis Communication is via CAN messaging Figure 5 shows the indicator 2 2 6 RFID Control module Tag readers The RFID control module is housed in a die cast IP66 sealed enclosure The unit can power up to 2 separate RFID antennas RFID tag information is decoded and transmitted via CAN messaging Figure 6 shows the RFID antenna and Figure 7 shows the RFID control module 2 3 Devices and interlocks 2 3 1 The instrument is provided with a semi automatic zero setting the range of zero is 2 Max 2 3 2 The calculation of net weights are determined by the difference between the rising full bin and falling empty bin hence any errors due to a drift of zero cannot affect the net result provided the drift remains in an acceptable range This is achieved by checking the real time mV output of the load cell while a bin is not on the lifter If the drift remains outside the pre set limit of 2 Max from the zero point over consecutive samples for 5 seconds a flag will be set and weighing shall be prevented If the output drifts back into range the flag will be cleared and weighing resumed 2 3 3 Data storage The measurement data is automatically stored in an internal SD card located in the sealed weighing module and can be retrie
10. ure 8 Rating plate example Figure 9 Labelled weigh control enclosure Example 9 Guidance for verification The following tests may be conducted on a fully installed instrument Each test must be conducted on a small bin then on a large bin The test loads calibrated weights or product with reference weight measured on a suitable control instrument may remain in the bin for the duration of the tests weights product not tipped after each lift with the exception of the Minimum weight test 9 1 Weighing performance Accuracy of weight readings at a minimum of 5 increasing loads including Empty bin up and down weight readings 50 up weight reading only 200e when applicable up weight reading only Max up weight reading only 9 2 Tilting Accuracy of weight readings at the following loads 10 lifts at each load Near Min up and down weight readings Near Max subject to safety considerations up weight reading only Test to be conducted with the vehicle in the following positions Reference level Longitudinally forward tilt subject to safety considerations lt 8 deg Longitudinally backward tilt subject to safety considerations lt 8 deg Transversally right tilt subject to safety considerations x 8 deg Transversally left tilt subject to safety considerations lt 8 deg Reference level The resulting maximum tilt angle shall be determined accordingly and set as a software parame
11. ved via the communication ports The following data is recorded Weigh module serial number Incremental transaction number Data of transaction Time of transaction NET weight of transaction and unit of measurement RFID tag number if used Lifter used left right or trade with trade used to designate large bins 2 3 4 The indicator runs through a standard check at power up defects shall be obvious to the user and displayed as error messages 3 12 2 3 9 The following interlocks prevent the weighing process Real time clock not running Storage card not responding Load cell output error 2 4 Operation A bin is placed on the lifter The lifter raises the bin RFID tag is read when present Lifter reached weighing position UP weight is calculated Bin contents is emptied into the vehicle Lifter then lowers to weighing position DOWN weight is calculated Resultant NET weight is calculated displayed and recorded Bin is removed Sequence complete 3 TECHNICAL DATA 3 1 The system has the following technical characteristics KT3500 indicator Non condensing closed KT3500 indicator in IP66 enclosure and other parts Condensing open Climatic environment 3 2 Documentation and drawings Manual ver 2 8 User manual GA 04298 issue 2 Mounting arrangement GA 04247 issue 4 System schematics RFID issue 4 0 R
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