English - BD Simex
Contents
1. Pr1 or 000 depend on selected direction During delay device counts pulses and LED F flashes signalling realisation of delay If AUTORESET function is inactive next cycle must be initialised by user using ESC RESET button by control input clear start marked D or by writing of internal registers via RS 485 interface fas While power off device stores its current counter value and restores it it after power 1 on The state of counting and relays controlling cycles is not restored it must be we initialised manually after power on even if AUTORESET is active All accessible parameters can be changed by entering the menu see DEVICE PROGRAMMING Use the local keyboard or the remote controller to do it Note all parameters can be remote changed via RS 485 interface a sy Counting and relays controlling are independent of operation mode of the counter I J They are continued in background even in menu mode 6 2 BATCHER FUNCTION To set PAC 94IB for operate as a batcher it must be connected in proper way with valves and flow sensor additionally parameter mod must be set to bAt value see description of mod parameter Producer assumes that two valves will be used main valve with bigger diameter controlled by relay R2 and additional valve with small diameter controlled by relay R1 In this mode value showed on adjuster display left green display is equal to threshold of relay R12. div 4 div 100 decimal point 0 decimal point 0 0 Obtained range of measured distances Obtained range of measured distances 1 cmto 10m 10 cm to 100 m Example 3 counter PAC 94IB used in batcher function see Figure 6 1 6 2 Data flow meter 100 pulses L main valve flow valve 1 about 10 L sec additional valve flow valve 2 about 1 L sec measurement precision up to 0 1 L valves are open while relays are closed Settings div 10 decimal point 0 0 Pr2 1 0 control advance main valve will be closed when counter reach Pr1 Pr2 Pr1 desired volume of medium mod bat batcher mode dir UP upcounting counter shows current volume of medium Pouring starts after pressing of external button START pouring Figure 6 2 30 User manual for pulse counter PAC 94IB Principle of operation of batcher function from example 3 After press of START pouring button Figure 6 2 value 0 is showed on the display It causes of closing of both relays only if Pr1 gt Pr2 both valves are opened Flow meter generates pulses delivered to counting input A so counter increases it s value When counter up counts over Pr1 Pr2 value then relay R2 will be opened main valve will start to close itself Pouring is being continued via additional valve When counter reach Pr1 threshold value relay R1 will be opened a
3. mAn enables manual initialisation of the cycle using button ESC RESET on the counter front panel This operation requires confirmation by ENTER button EL allows activation of additional control input D Delivering of active state to this input causes initialisation of the cycle Active state on this input must stay at least 10 ms In this mode clearing by ESC RESET button is unavailable no this option disables both manual and electronic reset fe It is possible to clear the counter via RS 485 interface by writing value 000h to some N 1 registers This method of clearing is available regardless of selected value of parameter rES 7 3 3 Ar parameter This parameter enables AUTORESET and allows automatic initialisation of next cycle loading the starting value to the counter 000 or Pr1 depending on counting direction Available settings on AUTORESET function is active OFF AUTORESET function is inactive 7 3 4 dLy parameter This parameter allows to add some delay after moment when counter reach threshold value to automatic initialisation of the next cycle while AUTORESET function is active AUTORESET on Parameter is expressed in seconds and can be set in range 0 0 to 99 9 Detailed description of relays operation principle is showed in chapter CONTROL OF THE RELAY OUTPUTS 7 3 5 mod parameter This parameter defines device principle of operation S
4. 06h Yes see descr Main counter value low word 07h Yes see descr Pr1 parameter in rL1 menu higher word 08h Ves ana donor Pr1 parameter in rL1 menu lower word Cumulative value of registers 07h i O8h from 0 to 999 31 User manual for pulse counter PAC 94IB Register Write Range Register description 09h Yes see descr High byte mr1 parameter in rL1 menu operation mode of H1 relay 0 mode on 1 mode oFF 2 mode mb Low byte state of relay R1 when mb mode is selected 00h relay turn off FFh relay turn on regardless of tr1 parameter value OAh Yes 0 999 tr1 parameter in rL1 menu the time period of the relay active state range 0 999 x 0 1 sec OBh Yes See descr Pr2 parameter in rL2 menu higher word OCh Yes see descr Pr2 parameter in rL2 menu lower word Cumulative value of registers OBh i OCh from 0 to 999 ODh Yes see descr High byte mr2 parameter in rL2 menu operation mode of R2 relay 0 mode on 1 mode oFF 2 mode mb Low byte state of relay R2 when mb mode is selected 00h relay turn off FFh relay turn on regardless of tr2 parameter value OEh Yes 0 999 tr2 parameter in rL2 menu the time period of the relay active state range 0 99
5. 21h No 20A0h Device identification code ID 1Eh Yes 0 2 bAu parameter in rS menu baud rate 22h Yes 0 7 0 1200 baud 1 2400 baud 2 4800 baud 3 9600 baud 4 19200 baud 5 38400 baud 6 57600 baud 7 115200 baud if overflow or underflow occurs Hi or Lo read of registers 01h and 02h single registers gets suitable error code exception code Preset of 0000h to these registers 04h 05h and 06h causes by zeroing of main counter and precounter content Numbers written to holding registers of relays thresholds are interrelated with each other auto correction For example Preset to reg 08h threshold lower word of value which together with content of register 07h threshold higher word gets value from behind of allowable range will fails Over more preset to reg 07h of value which together with content of register 08h gets value from behind of allowable range will modify the content of register 08h in that way to it s value together with register 07h be located in allowable range If appropriate modification is impossible write fails It is recommended to write threshold values in presented manner first preset of threshold higher word and next threshold lower word after writing to register no 20h the device responds witch an old address in the message after writing to register no 22h the device responds with the new baud rate 9 2 TRANSMISSIO
6. Relay R2 controls main valve and will be deactivated when counter reaches value lower than parameter Pr2 Pr2 is used as control advance If Pr2 Pr1 then relay R2 would be not activated after reset Relay R1 will be deactivated when counter reach 0 counting DOWN 15 User manual for pulse counter PAC 94IB Similar like in first case the process can be repeated after next press of RESET button and if AUTORESET is active it will be done automatically after delay defined by parameter dLy since counter reached 0 State of the counter Deactivation of R1 Deactivation of R2 ENT paramerer after RESET value when counter reaches when counter reaches UP 0 Pri Pr1 Pr2 dn Pr1 0 Pr2 1 Tab 6 1 Table of batcher mode operation Proposed in example system is showed in Figure 6 1 and proposed circuit diagram in Figure 6 2 More details of this example are described on page 30 in example no 3 Flow detector i main valve controlled by relay R2 Le additional valve controlled by relay R1 pulses to A input tank Figure 6 1 Proposed system 16 User manual for pulse counter PAC 94IB COM af START 10 11 12 13 14 15 n c n c pouring Supply 24V DC Additional valve Main valve B Flow detector CONTROLLED SYSTEM Figure 6 2 Proposed circuit diagram 6 3 THE DIGITAL FILTER To enable the connection of the simple switches as detectors special digital
7. delay parameter dLy gt 0 All parameters corresponding to relay outputs are described in details in chapter MENU DESCRIPTION 22 User manual for pulse counter PAC 94IB 7 DEVICE PROGRAMMING The Menu allows to set all parameters of the device among others controlling of relays source of the cycle initialisation method of results displaying access settings The meaning of parameters is described in chapter MENU DESCRIPTION Selected parameters are available without entering the menu To change value of particular decades use buttons located under left display To simplify reading of adjuster decimal point on both displays is showed on the same position fer The change of the adjuster value while realisation of current cycle has no influence l to stored threshold the new value is being stored while next initialisation of the SS cycle manual or automatic 7 1 PROGRAMMING MENU To enter main menu being in the measurement mode operator must to press and hold at least 2 sec ESC MENU button If the user password is defined see parameter Cod operator have to enter correct one before proceeding to menu options Entering of the passwords is being made by changing of particular digits by 4 buttons and accepting of password by ENTER MENU button After entering of last digit of the password first menu position will be displayed if the password is correct or warning Err in other case AN
8. pulse counter PAC 94IB aa 905mm DAMM MAMMA 7 7 nA A G GH Z2 A Uj GH DI WG WEL GH WE Yy GH Zn Bm WL GG GG GG RG MP gg P P P A Gi MM MMe 7 7 7 u 1 7m 1 mm Max 5 mm Y y VN NS RQ IC huh Ad Figure 4 2 Installing of brackets and dimensions of connectors User manual for pulse counter PAC 94IB 115 mm E Ee EES Figure 4 3 Minimum distances when assembly of a number of units 67mm 4 3 CONNECTION METHOD Caution AN Installation should be conducted by qualified personnel During installation all e available safety requirements should be considered The fitter is responsible for executing the installation according to this manual local safety and EMC regulations The unit is not equipped with an internal fuse or power supply circuit breaker Because of this an external time delay cut out fuse with minimal possible nominal current value must be used recommended bipolar max 2 A and a power supply circuit breaker located near the unit In the case of using a monopolar fuse it must be mounted on the phase cable L The power supply network cable diameter must be selected in such a way that in the case of a short circuit of the cable from the side of the unit the cable shall be protected against destruction with an electrical installation fuse Wiring must meet appropriate standards and local regulations and laws In order to secure against accidental s
9. systems and solutions to prevent such a threat must be used The unit uses dangerous voltage that can cause a lethal accident The unit must be switched off and disconnected from the power supply prior to starting installation of troubleshooting in the case of malfunction Neighbouring and mating equipment must meet the requirements of appropriate standards and regulations concerning safety and be equipped with adequate anti overvoltage and anti interference filters Do not attempt to disassemble repair or modify the unit yourself The unit has no user serviceable parts Units in which a defect was stated must be disconnected and submitted for repairs at an authorized service centre N In order to minimize fire or electric shock hazard the unit must be protected 4 against atmospheric precipitation and excessive humidity Do not use the unit in areas threatened with excessive shocks vibrations dust humidity corrosive gasses and oils User manual for pulse counter PAC 94IB A Do not use the unit in explosion hazard areas Donotuse the unit in areas with significant temperature variations exposed to condensation or icing Do not use the unit in areas exposed to direct sunlight Make sure that the ambient temperature e g inside the control box does not exceed the recommended values In such cases forced cooling of the unit must be considered e g by using a ventilator 2 GENERAL C
10. to relay terminals b to the inductive load 11 User manual for pulse counter PAC 94IB Logic controller voltage input 24 V Figure 4 9 Example of OC type outputs connection Construction of counter s inputs allows connecting of pulser with common earth Figure 6 1 a or common plus Figure 6 1 b without additional intermediary circuits sensor with NPN or PNP type output for outputs of push pull type kind of connection has no matter a b stor 4 STOP J pause PAUSE RESET RESET START 1 START 1 Pulser Pulser Figure 4 10 An example of pulser connection a with common earth b with common plus 12 User manual for pulse counter PAC 94IB 4 4 MAINTENANCE The unit does not have any internal replaceable or adjustable components available to the user Pay attention to the ambient temperature in the room where the unit is operating Excessively high temperatures cause faster ageing of the internal components and shorten the fault free time of unit operation In cases where the unit gets dirty do not clean with solvents For cleaning use warm water with small amount of detergent or in the case of more significant contamination ethyl or isopropyl alcohol 1 Using any other agents can cause permanent damage to the housing x Product marked with this symbol should not be placed in municipal waste Please check local regulations for disposal and electronic products 9 5 FRONT PANEL DESCRIP
11. 9 x 0 1 sec 17h Yes see descr High byte Ar option main counter autoreset 0 on enabled 1 oFF autoreset disabled Low byte rES option main counter reset source 0 mode ALL 1 mode EL reset with D input and RS 485 interface 2 mode mAn reset with ESC RESET button and RS 485 interface 18hYes Yes 0 999 dLy parameter automatic initialisation delay range 0 999 x 0 1 sec 19h Yes See descr High byte mod parameter operation mode 0 Std standard mode one relay 1 bAt batcher mode two relay Low byte dir parameter counter direction 0 mode UP 1 mode dn 1A Yes See descr High byte read as 0 Low byte FiL option filtering rate 00 for input signal up to 10 kHz frequency 10 up to 10 Hz 20 up to 20 Hz 30 up to 30 Hz 40 up to 40 Hz 50 up to 50 Hz 60 up to 60 Hz 70 up to 70 Hz 80 up to 80 Hz 90 up to 90 Hz 1Bh Yes 1 999 div parameter in CAL menu input divider precounter content of main counter is incremented by 1 every n pulses on input A where n is content of register 1Bh User manual for pulse counter PAC 94IB Register Write Range Register description Pnt parameter in CAL menu decimal point position 0 051 0 0 2 0 00 20h Yes 0 199 Device address
12. BD SIMEX lt a division of BD SENSORS USER MANUAL for pulse counter type PAC 94I B firmware version 3 01 or higher Read the user s manual carefully before starting to use the unit Producer reserves the right to implement changes without prior notice 22 10 2007 V 2 00 User manual for pulse counter PAC 94IB CONTENTS 1 BASIC REQUIREMENTS AND USER SAFETY na 3 2 GENERAL CHARACTERISTICS 2 nee ERE RENEE ERR een ee 4 2 TECHNICAE DATA ere E E EE EEEE ee 4 4 DEVICE INSTALLATION nn 6 41 UNPACKING ensure ernennen erneuern TENORAR ROERNE 6 A mA ee ee ee ee 6 4 3 CONNECTION METHOD essen entre een ee loda en ernennen nennen 8 AA MAINTENANCE ee ee ee 13 5 FRONT PANEL DESCRIPTION 22222204000000002200000000000Bnnnnnnnn nn Bnnnnnnnnn nn REE RR ERR E ER ERNE REE I ER RA RR Rana aaa soa Raus 13 B PRINCIPLE OF OPERATION u anne 14 6 1 MEASUREMENT MODE 14 6 2 BATCHER FUNCTION uu sssccccccccccsseeeeeccescsnseesececesssseeeeeeeesssaeeeeeceesssseaeeeesesssuaeeeecsssssaeeeeeesssasaees 15 apes Oe TAE DIGUAL FILTER nee ee re ae ee 17 6 4 CONTROL OF THE RELAY OUTPUTS BATCHER MODE 22222222000nnnnnnnnnn en nennen 18 6 4 1 Driving of the relays during upcounting 222uss44444 nn nnnnnnnnnnnnnnnnnnnnnnnnnnnnnenennnnnnnnnnnnnnn 18 6 4 2 Driving of the relays during downcounting eese eene 21 6 5 CONTROL OF THE RE
13. C 94IB Power 24V 5 10 RS 485 supply Imax 100mA Gey DATA depending on version t uo DATA AK 4 ENES nope rris o zo n c n c A B C D COM Figure 4 5 Terminals description relay outputs Description of control signals symbols A B counting input pulse C programmable input D reset counter input COM common terminal AN Power 24V 5 10 RS 485 supply Imax 100MA GND DATA depending on version t uo DATA XE 1 2 we npepspaps spv pis opo N C n c OC1 OC2 A B C D COM i OC1 OC2 Umax 30vDC i Tmax 220mA Pmax 100m i Figure 4 6 Terminals description OC type outputs 10 User manual for pulse counter PAC 94IB Depending on version 85 230 260 Vace or Figure 4 7 Connection of power supply and relays Contacts of relay outputs are not equipped with spark suppressors While use the relay outputs for switching of inductive loads coils contactors power relays electromagnets motors etc it is required to use additional suppression circuit typically capacitor 47 nF min 250 Vac in series with 100R 5 W resistor connected in parallel to relay terminals or better directly on the load In consequence of using the suppression circuit the level of generated electromagnetic disturbances is lower and the life of relay contacts rises a L b Figure 4 8 Examples of suppression circuit connection a
14. FUNC REG H L DATA H L CRC L H 01 06 00 09 02 FF 18 E8 35 The answer the same as the message User manual for pulse counter PAC 94IB ADDR FUNC REG H L DATA H L CRC L H 01 06 00 09 02 FF 18 E8 After this command relay will be set to external control via RS 485 and will be closed 8 Try to write illegal data value into baud rate register ADDR FUNC REG H L DATA H L CRC L H 01 06 00 22 00 09 E9 C6 DATA L 9 value exceeds allowable range 0 7 The answer exception code O3h illegal data value ADDR FUNC ERR CRC L H 01 86 03 02 61 i 36 There is no full implementation of the Modbus Protocol in the device The functions presented above are available only User manual for pulse counter PAC 94IB 10 DEFAULT AND USER S SETTINGS LIST Parameter Description Default value User s value paie Parameters of relay R1 operation r1 menu Pr1 Relay threshold 100 25 tri The time period of the relay active state 0 25 mr1 Operation mode of relay on 25 Parameters of relay R2 operation r2 menu Pr2 Relay threshold 20 25 tr2 The time period of the relay active state 0 25 mr2 Oper
15. HARACTERISTICS Counter type PAC 94IB is designed for up down counting of pulses in 3 decades and has single program register using for programming the batcher function The programming of the counter is realised by push buttons and direction of counting can be selected by user PAC 94IB is equipped with many modern features required in simple and advanced automatic control systems The counter is made for hard environment conditions and with use of modern materials and electronic components Located on front panel push buttons allow manual setting of the device according to user requirements Build in RS 485 communication interface enables controlling of all settings by host and allows use of unit in advanced network systems The counter is equipped with single counting hold stop clear start inputs PAC 94IB has two build in relays N O with selectable thresholds and modes of operation It can be used for controlling of external devices The counter is prepared for cooperation with NPN as well as PNP type sensors Due to internal digital denouncing filter simple contactors can be used as sensors Additionally build in sensor supply output 24 Vpc can be used to supply contactors and some types of electronic sensors All inputs are fully separated from external power supply relays outputs and communication interface and has single common terminal 3 TECHNICAL DATA Power supply voltage 85 230 260 Vac oc 50 60 Hz depending on versi
16. LAY OUTPUTS STANDARD MODE 2222000220220nnnen sonne nennen 22 Z DEVICE PROGRAMMING 2 5 paritura RR E RENE Ra Sek een 23 7 1 PROGRAMMING MENU ERES 23 Pe PARAMETERS EDH JONES eis KE re hoa ve Rte E E Hole dE tet peaticer idee diste UR 24 RE NECI eese E 24 7 2 2 Switch parameters LIST type esee eee i eis eseea seas anas ERNST AR ENE saa assa naar anas 24 3 MENU DESCRIPTION unse nee vant dae uetus exeun eet i ose ee 24 OR NEIN EIE E 25 VC TEO Parame O gm E 26 E33 Ar eic TT E S 26 fabu OLY paranl ol emite dedi ona TE EE 26 Peds Mod Dalamaler ceisiai enie a ie e Meere ieai 26 Too I PaE OV ea a ee E a 26 Fare FL Paran a Ea E ee Re 27 P AL O ee al A ee ee reines 27 RI DON ee ee 27 7310 Cod DIA TE ee EEEE RE SEET 28 7 3 11 QEF parameler oo ccccnctincnesseccassecnartnchsnsdansnstenestbensdensnaxendnebinndassecvouenshenedenevensudsebenedenszezensst 28 74 cPpciLSe1 EEE 29 8 EXAMPLES OF PRESCALER PARAMETERS CALCULATION 11 non nnnnnnnnnnnnnnnnnnnnenn 30 9 IHE MODBUS PROTOCOL HANDLING 000er een 31 SLS T R BEG IS TER resedit ruere Meter aper ee P ROREM ee ene ae 31 9 2 TRANSMISSION ERRORS DESCRIPTION ccccccccsseeeecccscecseeseeceeeessueeeeceesesseeeecesssssaaeeeeeessssaaees 33 9 3 EXAMPLES OF QUERY ANSWER FRAMES s
17. N ERRORS DESCRIPTION If an error occurs while write or read of single register then the device sends an error code according to Modbus RTU specifications Error codes 01h illegal function only functions 03h 06h and 10h are available 02h illegal register address 03h illegal data value 9 3 EXAMPLES OF QUERY ANSWER FRAMES Examples apply for device with address 1 All values are represent hexadecimal Field description ADDR Device address on modbus network FUNC Function code REG H L Starting address address of first register to read write Hi and Lo byte COUNT H L No of registers to read write Hi and Lo byte BYTEC Data byte count in answer frame DATA H L Data byte Hi and Lo byte CRC L H CRC error check Hi and Lo byte 33 User manual for pulse counter PAC 94IB 1 Read of device ID code ADDR FUNC REG H L COUNT H L CRC L H 01 03 00 21 00 01 D4 00 The answer ADDR FUNC BYTEC DATA H L CRC L H 01 03 02 01 C9 79 82 DATA identification code 01C9h 2 Change of the device address from 1 to 2 write to reg 20h ADDR FUNC REGH L DATA H L CRC L H 01 06 00 20 00 02 09 C1 DATAH 0 DATA L new device address 2 The answer the same as the message ADDR FUNC REG H L DATA H L CRC L H 01 06 00 20 00 02 09 C1 3 Change of baud rate of all devices co
18. Pay attention when device parameters are being changed If it is possible turn off e controlled installation machine Functions of the buttons while sub menu and parameters choice Buttons signed are used to change value of particular digit digit above particular button and change of current menu position The name of selected option is displayed on the left green display The right red display shows current menu name or is dimmed Operation of ENTER MENU button depend on present menu position MENU e if the name of some sub menu is displayed enter this sub menu name of the first parameter or next level sub menu is displayed e if the name of some parameter is displayed enter the edition of this parameter present value of the parameter is displayed After pressing of ENTER MENU button name of current menu is scrolled from the left to the right display and on the left display name of submenu or current value of selected parameter is displayed ESC After about 1 min since last use of the buttons device exits the menu mode and returns to the measurement mode only if no parameters are in editing mode 4 After about 1 min since last use of the buttons device exits the menu mode and returns to the measurement mode only if no parameters are in editing mode 29 User manual for pulse counter PAC 94IB 7 2 PARAMETERS EDITION To start edition of any parameter user should select n
19. Pr1 it means required volume of medium and parameter Pr2 is handled as constant control advance defined from Menu level of the process Depending on counting direction there are possible two methods of batcher operation First method while dir UP the counter counts UP and shows current volume of medium After pressing of RESET button and confirmation counter is zeroed and both relays are activated e g both valves opened the batching process is in progress In this mode relay R2 controls main valve will be deactivated when counter reaches value Pr1 Pr2 parameter Pr2 is used as control advance If Pr2 gt Pr1 then Relay R2 is not activated after reset initialisation of new cycle Relay R1 will be deactivated when counter reach value stored during the initialisation desired volume The process can be repeated with old or new value of Pr1 if changed even while realisation of previous cycle after pressing of RESET button or if AUTORESET is active automatically after delay defined by parameter dL y 0 to 99 9 sec since counter reached previous Pr1 threshold If parameter dir dn then counter counts down and shows how much of medium left to end of the cycle With such settings after pressing of RESET button and confirmation counter will be loaded with value showed on adjuster Left green LED display equal to current Pr1 threshold and both relays will be activated batching process is in progress
20. TION Fault LED indicator F Relay R1 activation LED indicator M Relay R2 activation F M Re LED indicator R Relay R2 operation display gt ce O O ce H O measurement result display ia programming pushbuttons Symbols and functions of push buttons Symbol used in the manual ENTER MENU MENU Functions e in measurement mode Enter to main menu press and hold by at least 2 sec e in Menu mode Start to edit the parameter or confirmation of changes made in parameter being edited Symbol used in the manual Functions e in measurement mode edition of adjuster value e in Menu mode Change of the present menu or Modification of the parameter value ESC Symbol used in the manual ESC RESET Functions e in measurement mode initializes new cycle see MEASUREMENT MODE and MENU DESCRIPTION e in Menu mode Exit the current level and Enter to previous menu or measure mode Cancel the changes made in parameter being edited 13 User manual for pulse counter PAC 94IB 6 PRINCIPLE OF OPERATION After turning the power supply on device ID and software version are showed on the display next the data stored while power supply off are restored and device goes to the selected operation mode 6 1 MEASUREMENT MODE During normal operation the counter counts pulses from input A divides its quantity by div parameter and shows the result on right LED display red with selected decimal point positio
21. al part of formula Apuises div is stored in the internal register MM Displayed value without decimal point is stored in another register called main counter Firmware uses fixed point arithmetic rounding down Pnt decimal point position It changes decimal point position on both displays 7 3 9 rS menu This menu is connected with RS 485 interface and sets his properties Adr this parameter defines the address of the device accordingly to Modbus protocol It can be set in range from 0 to 199 If the value 0 is set then device responds to frames with address 255 FFh bAu this parameter determines RS 485 interface baud rate It can be set to one of 8 possible values 1 2 2 4 4 8 9 6 19 2 38 4 57 6 115 which respond to the baud rates of 1200 2400 4800 9600 19200 38400 5 600 and 115200 bit sec respectively 27 User manual for pulse counter PAC 94IB 7 3 10 Cod parameter User password 3 digits number If this parameter is set at value 000 user password is turned off If the user do not remember his password the access to the menu is possible by the one use password To get this password please contact with Marketing Division Single use password can be used only one time after that it is destroyed Entering this password causes in clearing of user password it means sets the user password to 000 f sy The one use passwo
22. ame of desired one using 4 buttons and then ENTER MENU Presently edited numerical value or list type value flashes on the left green display The right red display shows the name of edited parameter at the same time 7 2 1 Numeric parameters Numeric parameters constitute a series of digits that form a number in decimal format Entering a new parameter value consists of changing the values of selected digits within the allowable range using the 4 keys 7 2 2 Switch parameters LIST type Switch parameters can be described as a sets of values a lists out of which only one of the options available on the list can be selected for the given parameter Options of switching parameter are selected using 4 keys Functions of buttons when editing numeric and switching parameters VAN Change of digit value referred to particular key numerical values e g parameter Adr or state of list type parameters e g parameter bAu Press of ENTER MENU button causes of display a SEt ask which allow user MENU to make sure if change of the parameter value is correct When ENTER MENU button is pressed again while SEt is displayed the new value of the parameter is stored in EEPROM memory Next present parameter value is displayed and edition stops ESC Pressing this button operator can cancel the changes done up to now if they were not approved by ENTER MENU button after the SEt ask and
23. ation mode of relay on 25 Settings of control mode zeroing filtering and counting direction rES Clearing zeroing source of main counter ALL 26 r Autoreset function OFF 26 dLy Automatic initialisation delay 1 0 26 mod Device control mode Std 26 dir Counting direction UP 26 Fil Filtering ratio 0 27 Prescaler settings CAL menu div divider 10 27 Pnt Decimal point position 0 00 27 RS 485 interface configuration rS menu Adr Device address 1 27 bAu Baud rate 9 6 27 37 38 User manual for pulse counter PAC 94IB User manual for pulse counter PAC 94IB 39 a division of BD SENSORS BD Sensors GmbH BD Sensors StraBe 1 95199 Thierstein Germany Telefon 49 0 9235 9811 2099 Telefax 49 0 9235 9811 860 e mail info bdsimex de www bdsimex de 03 2010
24. dditional valve will be closed Pouring is finished Next pouring cycle can be initiated by START pouring button 9 THE MODBUS PROTOCOL HANDLING Transmission parameters 1 start bit 8 data bits 1 or 2 stop bit 2 bits are send 1 and 2 bits are accepted when receive no parity control Baud rate selectable from 1200 to 115200 bits sec Transmission protocol MODBUS RTU compatible The device parameters and display value are available via RS 485 interface as HOLDING type registers numeric values are given in U2 code of Modbus RTU protocol The registers or groups of the registers can be read by O3h function and wrote by O6h single registers or 10h group of the registers accordingly to Modbus RTU specification Maximum group size for 03h and 10h functions cannot exceeds 16 registers for single frame ve 1 The device interprets the broadcast messages but then do not sends the answers A 9 1 LIST OF REGISTERS Register Write Range Register description 01h No depending on Display value higher word 02h No eculng gt Display value lower word The status of the displayed value 0000h data valid 0080h overflow 0040h underflow 03h No see descr State of precounter this is internal modulo N counter 04h Yes see descr where N div overfill of this counter causes increasing decreasing of main counter 05h Yes see descr Main counter value high word
25. device come back to menu 7 3 MENU DESCRIPTION a Cod Password checking If password is set different from 000 than every enter to main menu follows the entering of password If entered password is correct first menu position else warning Err will be displayed and unit returns to measurement mode Fur Due to problem with direct displaying of m letter it is exchanged with special signs 1 n Independently in user manual letters m is used to make it more readable br example modE 24 User manual for pulse counter PAC 94IB 7 3 1 rL1 rL2 menu This menu contains options of configuration of operation of relay R1 and R2 Principle of the relay operation is described in paragraph CONTROL OF THE RELAY OUTPUTS GG Pr1 ie GG Pr2 tr ze tr2 mri ut mr2 on JJ oFF mb selection of relays thresholds range 0 999 a in standard mode mod Std For upcounting relay R1 is driven to active state when counter reaches value Pr1 and for downcounting when counter reaches 000 Relay H2 is unavailable in standard mode b in batcher mode mod bAt While upcounting relay R1 is driven to its inactive state after exceeding of Pr1 value and relay R2 after exceeding of value Pr1 Pr2 For downcounting relay R1 is driven to its inactive state after counter reaches value 000 and relay R2 when counter reac
26. er modes A _ on or oFF relay will be in its inactive state While power down device is storing its counter state and restores it after power up The state of cycle realisation is not stored and after power up it must be initialised by user All parameters corresponding to relay outputs are described in details in chapter MENU DESCRIPTION 6 4 2 Driving of the relays during downcounting The mode of relays operation while downcounting parameter dir dn with example settings is showed in figure 6 6 The principle of relays driving is the same as for upcounting but different are starting value while initialisation and relays thresholds Starting value for counting cycle is the value of parameter Pr1 Figure 6 6a equal to adjuster left green LED display The threshold of R1 relay is 000 and the threshold of relay R2 is Pr2 points A B D in Figure 6 6 a displayed value Pr1 Pa initial value Pr2 NEN UT NNNM NEL D relay R2 threshold unknown state 000 Z relay R1 threshold State of B t relay R1 C mr1 on wo OX State of tri t l pec i c relay R2 mr2 on tr2 0 R i gt er2 t i E 7 Ls Description S initialisation of the counting cycle A B D points while counter exceeds selected value automatic initialisation of counting cycle Figure 6 6 Example of relay outputs driving during downco
27. filter has been build into the device This filter allows the counter to proper counting pulses regardless of the vibration of the contacts of the switches The condition of proper counting is providing of time periods of the pulses The filter can be set to blocking frequencies higher than 10 20 30 40 50 60 70 80 and 90 Hz The time periods of stable states 0 to and 1 ti of pulses must be not shorter than 1 2 F where F the filtered frequency in Hz See the table below Tab 6 2 to check proper periods for all frequencies filter setting F to ty OFF 10 50 0 ms 20 25 0 ms 30 16 7 ms 40 12 5 ms Input signal frequency 10 Hz 20 Hz 30 Hz 40 Hz Input type electronic input electronic or contact 17 User manual for pulse counter PAC 94IB Input signal frequency filter setting F to ty Input type 50 10 0 ms 50 Hz input 60 8 3 ms 60 Hz 70 7 2 ms 70 Hz 80 6 3 ms 80 Hz 90 5 6 ms 90 Hz Tab 6 2 Time periods to t depend on filtered frequency When the filter is turned off time periods to i ti must be longer than 50 ms see Figure 6 3 and maximum counted frequency is equal 10 kHz a o oy UU y eN A N Z Moments of pulses counting b tO yy ty 3 o c Moments of pulses counting Figure 6 3 The traces of signals a without contacts oscillations b with contacts oscillations 6 4 CONTROL OF THE RELAY OUTPUTS BATCHER MODE Con
28. hes value Pr2 In standard mode mod Std this is time while relays stay in their inactive states in batcher mode mod bAt this is time while relays stay in their active state Available range 0 0 99 9 express time in seconds Selection of 0 0 causes holding relays in their states inactive and active respectively depending on mode until next initialisation of the cycle method of relays operation This parameters defines active state of the relays In standard mode mod Std active state means the state of the relay set after counter reaches selected threshold In batcher mode mod b At active state of the relay is set directly after initialisation of the cycle There available 3 possibilities relay is closed in active state relay is open in active state relay is driven via serial RS 485 interface independently of counter state parameters Pr1 Pr2 tr1 and tr2 e When contacts of relay are closed particular LED lights e f mb mode is active then after power up particular relay is open in other modes on and OFF relay will be set to its inactive state 25 User manual for pulse counter PAC 94IB 7 3 2 rES parameter This parameter determines the counter zeroing reset sources and can be set to one of the values ALL this option enables both manual using ESC RESET button and electronic reset
29. hort circuit the connection cables must be terminated with appropriate insulated cable tips Tighten the clamping screws The recommended tightening torque is 0 5 Nm Loose screws can cause fire or defective operation Over tightening can lead to damaging the connections inside the units and breaking the thread In the case of the unit being fitted with separable clamps they should be inserted into appropriate connectors in the unit even if they are not used for any connections Unused clamps marked as n c must not be used for connecting any connecting cables e g as bridges because this can cause damage to the equipment or electric shock User manual for pulse counter PAC 94IB A If the unit is equipped with housing covers and sealing packing protecting i 4 against water intrusion pay special attention to their correct tightening or clamping In the case of any doubt consider using additional preventive measures covers roofing seals etc Carelessly executed assembly can increase the risk of electric shock After the installation is completed do not touch the unit s connections when it is switched on because it carries the risk of electrical shock Due to possible significant interference in industrial installations appropriate measures assuring correct operation of the unit must be applied To avoid the unit of improper indications keep recommendations listed below Avoid common parallel leading
30. inst unauthorized persons must be taken into consideration 4 1 UNPACKING After removing the unit from the protective packaging check for transportation damage Any transportation damage must be immediately reported to the carrier Also write down the unit serial number on the housing and report the damage to the manufacturer Attached with the unit please find user s manual warranty assembly brackets 2 pieces 4 2 ASSEMBLY The unit is designed for mounting indoor inside housings control panel switchboard assuring appropriate protection against electric impulse waves Metal housing must be connected to the grounding in a way complying with the governing regulations Disconnect the power supply prior to starting assembly Check the correctness of the performed connections prior to switching the unit on A In order to assembly the unit a 90 5 x 43 mm mounting hole Figure 4 1 must be F prepared The thickness of the material of which the panel is made must not exceed 5 mm When preparing the mounting hole take the grooves for catches located on both sides of the housing into consideration Figure 4 1 Place the unit in the mounting hole inserting it from the front side of the panel and then fix it using the brackets Figure 4 2 The minimum distances between assembly holes axes due to the thermal and mechanical conditions of operation are 115 mm x 67 mm Figure 4 3 User manual for
31. n parameter Pnt Displayed values are contained in 3 decades 000 999 While its value exceeds 3 decades its value turns on itself it counts like this 998 999 000 001 or 001 000 999 998 depends on counting direction Left LED display green is called adjuster and shows current value of parameter Pr1 PAC 94IB counter can be programmed to any value form range 1 1000 Value 1000 can be obtained setting 000 In such case driving of relays is realised after counting of 1000 units it can be more pulses depend on div To change particular position of programmed value use buttons To simplify entering of the thresholds decimal point on both displays is showed on the same positions Device counts pulses UP as well as DOWN The selection of counting direction is realised using programming menu The initialisation of counting cycle e g batching can be made in several ways e pushing ESC RESET button e delivering of active state to external clear start input D e direct storing of internal registers via RS 485 interface When initialization of counting cycle occurs following operations are realised by internal software clearing of counter register while counting UP or loading of counter register with value equal to adjuster value showed on left green LED display Next the device starts counting in selected direction and LED marked F lights until end of counting cycle Together with initializati
32. nnected to the net BROADCAST message ADDR FUNC REG H L COUNT H L CRC L H 00 06 00 22 00 04 29 D2 DATAH 0 DATA L 4 new baud rate 19200 baud ev 1 Device do not reply to BROADCAST type messages 4 Read of the displayed value higher word ADDR FUNC REG H L COUNT H L CRC L H 01 03 00 01 00 01 D5 CA 34 User manual for pulse counter PAC 94IB a Response while normal operation no errors ADDR FUNC BYTE C DATA H L CRC L H 01 03 02 00 00 B8 4C DATA H L higher word of displayed value 00 b The answer if counting error occur ADDR FUNC ERROR CRC L H 01 83 80 40 90 ERROR error code 80h overload 5 Read of the displayed value high and low word ADDR FUNC REG H L COUNT H L CRC L H 01 03 00 01 00 02 95 CB Response while normal operation no errors ADDR FUNC BYTEC DATA H1 L1 DATA H2 L2 CRC L H 01 03 04 00 00 00 57 BB CD DATA 00000057h 87 displayed value 87 6 Preset of relay mr1 oFF ADDR FUNC REG H L DATA H L CRC L H 01 06 00 09 01 00 58 58 The answer the same as the message ADDR FUNC REG H L DATA H L CRC L H 01 06 00 09 01 00 58 58 T Preset of relay mri z mb turn relay on ADDR
33. of signal cables and transmission cables together with power supply cables and cables controlling induction loads e g contactors Such cables should cross at a right angle Contactor coils and induction loads should be equipped with anti interference protection systems e g RC type Use of screened signal cables is recommended Signal cable screens should be connected to the earthing only at one of the ends of the screened cable In the case of magnetically induced interference the use of twisted couples of signal cables so called spirals is recommended The spiral best if shielded must be used with RS 485 serial transmission connections In the case of interference from the power supply side the use of appropriate anti interference filters is recommended Bear in mind that the connection between the filter and the unit should be as short as possible and the metal housing of the filter must be connected to the earthing with largest possible surface The cables connected to the filter output must not run in parallel with cables with interference e g circuits controlling relays or contactors Connections of power supply voltage and measurement signals are executed using the screw connections on the back of the unit s housing Figure 4 4 Method of cable insulation replacing and cable terminals e N All connections must be made while power supply is disconnected User manual for pulse counter PA
34. on or 19 24 50 Vpc 16 24 35 Vac External fuse required T type max 2A Power consumption max 4 5 VA 85 V 260 Vacipc max 4 5 VA 16 V 35 Vac max 4 5 W 9 19 V 50 Vpc Pulse inputs A input counting terminal no 16 B input hold input terminal no 17 C input stop terminal no 18 D input clear start terminal no 19 COM common terminal terminal no 20 User manual for pulse counter PAC 94IB Input levels low level high level Max input frequency Display range result settings Outputs relay or OC type sensor power supply Communication interface Baud rate Display result settings Data memory Protection level Housing type Housing material Housing dimensions Panel cutout Assembly depth Panel thickness Operating temperature Storage temperature Humidity Altitude Screws tightening max torque Max connection leads diameter Safety requirements EMC OVi1V 10V 30V electronic 10 kHz contact 90 Hz adjustable filter 000 999 000 999 2 NO 1 A 250 Vac cos 1 4 30 mA 30 Vpc 100 mW 24 V 45 96 10 96 max 100 mA stabilized RS 485 8N1 and 8N2 Modbus RTU not separated 1200 bit sec 115200 bit sec LED 3 digit 13mm height red LED 3 digit 13mm height green non volatile memory EEPROM type IP 65 from front after using waterproof cover IP 40 from front IP 20 housing and connection clips panel NORYL GFN2S E1 96 x 48
35. on of counting cycle new relays controlling cycle starts see chapter CONTROL OF THE RELAY OUTPUTS Depending on parameter Ar see description Ar parameter counting and controlling cycles are realised once or sequentially allowing automatic controlling of process without user interaction Counting cycle ends LED F dims after counter reach stored threshold For counting UP this is value stored while initialisation of the cycle for counting DOWN it is zero Delivering of active state to control inputs hold marked B causes holding of counting 4 ed Active state on input B causes holding of counting but has no influence to l Fi realisation of counting and relays controlling cycles Delivering of active state to stop input marked C causes termination of counting relays controlling cycles Relays are driven to its inactive state see description of parameters mr1 and mr2 of rL1 rL2 menu 14 User manual for pulse counter PAC 94IB fe The change of adjuster value during realisation of counting cycle do not change the P threshold stored while initialisation of the cycle Storing of the new value is done while initialisation of the new cycle automatic or manual lf AUTORESET function is active parameter Ar on next cycle starts automatically with delay dLy see description of parameter dLy after counter reach previously stored threshold of relay R1
36. ounting cycle tx1 txe idle time device is waiting for manual initialisation tz delay of relay reaction Figure 6 4 Example of relay outputs driving during upcounting parameter Ar oFF Active state of the relays on or off is defined by parameters mr1 mr2 The reaction of the counter when it reaches threshold value is immediate Parameters tr1 and tr2 defines how long the relay should stay inactive after the moment when counter reached the threshold value If parameter tr1 or tr2 is set to 0 then related relay stay inactive until next initialisation of counting cycle manual points C F in Figure 6 4a b c or automatic point C in Figure 6 5a b c 19 User manual for pulse counter PAC 94IB a displayed value Pr1 d relay R1 threshcld Pri Pr2 relay R2 threshold unknown state 000 y initial value State of relay R1 mr1 on tri 2 0 State of C relay R2 mr2 on tr2 2 0 State of relay R1 mr1 on tr1 gt 0 State of relay R2 mr2 on tr2 gt 0 Description S initialisation of the counting cycle A B points while counter exceeds selected value C automatic initialisation of counting cycle Figure 6 5 Example of relay outputs driving during upcounting parameter Ar on e lf parameter tr1 or tr2 is set to value greater than 0 then related relay stay inactive d
37. rd can be used ONE TIME ONLY it is impossible to use it IN 1 J again The one use password can be restored by Service Division only 7 3 11 dEF parameter This setting allows to restore the factory settings of the device To get the access to this option special password is required 465 next the device displays acknowledge question SEt Press ENTER to acknowledge the restoring of factory settings or ESC to cancel 28 User manual for pulse counter PAC 94IB 7 4 MENU STRUCTURE Measurement mode Parameter edition Options similar to rL1 menu Menu is available only if mod pAt Parameter edition Parameter edition Parameter edition 4 digit special ES password entering Em pz Default settings dEF x restoring N win 29 User manual for pulse counter PAC 94IB 8 EXAMPLES OF PRESCALER PARAMETERS CALCULATION Problem to measure length of the line with assumed precision Essential data number of pulses per revolution given by sensor circumference of measurement circle assumed measurement resolution Example 1 Example 2 Data Data circumference of measurement circle 25 cm circumference of measurement circle 10 cm number of pulses 100 pulses revolution number of pulses 100 pulses revolution resolution 1 cm resolution 10 cm 25 cm 1 revolution 100 pulses 10 cm 1 revolution 100 pulses it means 1 cm 4 pulses Settings Settings
38. sssseeeeccccccceececccesesseeseceseessueeeecsessasaeeeesessssaaees 33 10 DEFAULT AND USER S SETTINGS LIST isst aii on Ex ana 37 User manual for pulse counter PAC 94IB Explanation of symbols used in the manual This symbol denotes especially important guidelines concerning the installation and AX operation of the device Not complying with the guidelines denoted by this symbol may cause an accident damage or equipment destruction N wN a gt a a IF THE DEVICE IS NOT USED ACCORDING TO THE MANUAL THE USER IS RESPONSIBLE FOR POSSIBLE DAMAGES 9 This symbol denotes especially important characteristics of the unit Read any 1 _ information regarding this symbol carefully The manufacturer is not responsible for any damages caused by inappropriate installation not maintaining the proper technical condition and using the unit against its destination Installation should be conducted by qualified personnel During installation all available safety requirements should be considered The fitter is responsible for executing the installation according to this manual local safety and EMC regulations The unit must be properly set up according to the application Incorrect configuration can cause defective operation which can lead to unit damage or an accident If in the case of a defect of unit operation there is a risk of a serious threat to the safety of people or property additional independent
39. td the device operates as standard counter only R1 relay is controlled bAt the device operates as a batcher both relays are controlled Principle of the relay operation is described in paragraph CONTROL OF THE RELAY OUTPUTS 7 3 6 dir parameter This parameter defines direction of counting after new cycle initialisation UP upcounting from 000 dn downcounting form Pr1 26 User manual for pulse counter PAC 94IB 7 3 7 FiL parameter This parameter enables the digital filter which filters the contacts oscillations of switches mechanical detectors Digital filter eliminates the counting errors when mechanical detectors are used This parameter can be set to values OFF 10 90 where its value express the maximum passed frequency if OFF is set the filter is disabled see DIGITAL FILTER page 17 7 3 8 CAL menu This menu contains parameters which define method of pulses recalculation and presentation div internal divider range 1 to 999 this is internal modulo N counter it means counter which counts from 0 to selected value and after that turns to 0 and counts again The displayed value is calculated according to formula A 2c D integer part of E where D displayed result Apuses number of pulses from counting input A ce The parameter div can not be set to O00 in such case it impossible to store the 1 value Fraction
40. trolling of external devices due to state of the counter is realised using relay outputs Operation of relay output is described by parameters dir Pr1 Pr2 tr1 tr2 mr1 mr2 dLy and Ar 6 4 1 Driving of the relays during upcounting The mode of relays operation during upcounting parameter dir UP for example settings is showed in figure 6 4 AUTORESET function is inactive and in figure 6 5 active AUTORESET function 18 User manual for pulse counter PAC 94IB After initialisation if counting cycle point S plot a all relay outputs are set to its active state During controlling cycle relays outputs can change its state to inactive only after counter reach stored threshold value Pr1 for relay R1 and Pr1 Pr2 for relay R2 points A B D E in Figure 6 4a Figure 6 5a a displayed value F Pri z relay R1 threshcld ZI re relay R2 threshold unknown F7 000 state N initial value State of IS ha 5 be t b relay R1 mr1 on EEE EEE HERE State of C relay R2 mr2 on tr2 0 State of relay R1 mr1 on State of tr rt t e relay R2 bi mr2 on tr2 gt 0 Description S initialisation of the counting cycle A B D E points while counter exceeds selected value C F manual initialisation of c
41. unting parameter Ar oFF 21 User manual for pulse counter PAC 94IB 6 5 CONTROL OF THE RELAY OUTPUTS STANDARD MODE In standard mode only relay R1 is controlled by counter The principle of control is the same as in batcher mode so read carefully chapter 6 4 The only difference in controlling of the relay is the interpretation of parameters tr1 and mr1 In standard mode after initialisation of counting cycle point S Figure 6 7a relay output is driven to inactive During control cycle relay outputs can change its state to active only when the counter reach threshold value Pr1 while upcounting and 000 while downcounting Parameter tr1 defines time during which relay R1 stays active after counter reach threshold value a displayed value D Pr1 PA relay R1 threshold unknown 000 state initial value b State of S ba be t relay R1 mr1 on tri 2 0 State of relay R1 mr1 on tr1 gt 0 Description S initialisation of the counting cycle A B D E points while counter exceeds selected threshold value C F manual initialisation of counting cycle ba bo idle time device is waiting for manual initialisation tz delay of relay reaction Figure 6 7 Principle of relay outputs operation parameter Ar oFF In standard mode it is possible to set automatic initialisation of the cycle parameter Ar on with additional
42. uring time defined by this parameter Figure 6 4a d e but no longer than to next manual initialisation of counting cycle points C F in Figure 6 4a d e In case when AUTORESET function is active particular relay stay inactive during time defined by parameters tr1 or tr2 Figure 6 5a d e regardless of automatic initialisation of new cycle If AUTORESET is active then it is possible to add additional delay of automatic initialisation of next cycle Figure 6 5a by proper setting of parameter dLy fen When parameters dLy z 0 tr1 0 and tr2 0 and AUTORESET function is 1 active relay R1 will not change its state to inactive If in addition time between SH exceeding of relays R2 and R1 thresholds is shorter than relay reaction delay tz then R2 will not change its state to inactive 20 User manual for pulse counter PAC 94IB Parameters mr1 mr2 can be set to value mb allow controlling of the relays via serial interface In this case states of relays are completely independent on counter state and its other settings Change of their state is realised exclusively by writing of their related registers via RS 485 interface see LIST OF REGISTERS If parameter mr1 or mr2 is set to on or OFF writing of those registers has no effect and reading gets current state of the registers di If mode mb is active then after power up particular relay is open In oth
43. x 100 mm 90 5 x 43 mm 102 mm max 5 mm 0 C to 50 C 10 C to 70 C 5 to 90 no condensation up to 2000 meters above sea level 0 5 Nm 2 5 mm according to PN EN 61010 1 installation category II pollution degree 2 voltage in relation to ground 300 Vac insulation resistance gt 20 MO insulation strength between power supply and input output terminal 1 min 2300 V insulation strength between relays terminal 1 min 1350 V according to PN EN 61326 User manual for pulse counter PAC 94IB This is a class A unit In housing or a similar area it can cause radio frequency interference In such cases the user can be requested to use appropriate preventive measures 4 DEVICE INSTALLATION The unit has been designed and manufactured in a way assuring a high level of user safety and resistance to interference occurring in a typical industrial environment In order to take full advantage of these characteristics installation of the unit must be conducted correctly and according to the local regulations Read the basic safety requirements on page 3 prior to starting the installation Ensure that the power supply network voltage corresponds to the nominal voltage stated on the unit s identification label The load must correspond to the requirements listed in the technical data All installation works must be conducted with a disconnected power supply Protecting the power supply clamps aga
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