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programmable panel dot recorder ke8 type service manual

1. 0 5 e T D O C n 5 D D D 1 gt O O SS C TE 1 gt Fig 13 In case of the alarm state recording after choosing the dash notation the dash end counted in the direction of the signal change generating the exceeding set up alarm value corresponds with the measured value 13 4 2 General principles of chart description creation and diagram read out 1 The description of the time and feed included in the current description line constitutes the base for the read out of the defined value occurrence time on diagrams in the recorder recording field One can switch the printing of this description off The description of the time time and date or time date and feed n in the ALL CHANNEL RECORDING or SELECTED CHANNEL mode relates to the first dot of the printed diagram after the description n each recording release in the RELEASED RECORDING mode relates to the dots of diagrams following after each recording release When in the time of date storage in the buffer an alarm occurs which cancels the non alarming contents of the buffer or the recording start with a cancellation of the buffer contents follows or the buffer is overfilled in all these cases these events cause the loss of time continuity and data for diagrams in all recorder channels The loss of co
2. Fig 19 e Description of the chart when transiting during the data delivery from the buffer from the ALL CHANNEL RECORDING mode into the SELECTED CHANNEL RECORDING mode and inversely without the erasing of the buffer contents E HAGEN CGT Cas Ta E Fig 20 1 delivery of data stored in the buffer on the chart in the ALL CHANNEL RECORDING mode at defined recording parameters 2 description line of switching from the ALL CHANNEL RECORDING mode into the SELECTED CHANNEL RECORDING mode with the erasing of the buffer contents during the data delivery 2 from the buffer An erasing of data follows which were not delivered on the chart yet Because of the loss of the time continuity and data marked by the symbol lt gt the recording time of the first dot is described in the SELECTED CHANNEL RECORDING mode 3 data recording currently in the SELECTED CHANNEL RECORDING mode with the monitoring of other channels for the presence of alarms The recording in the case of alarm occurrence in channels Ne 1 and Ne 5 is shown on the Fig 20 52 4 description line of switching from the SELECTED CHANNEL RECORDING mode into the ALL CHANNEL RECORDING mode
3. D Ea Notice Characters used in the table mean 0 lack of character C1 C6 symbol of the successive colour of the printing head the colour symbol before the character causes the printing of the character in the colour corresponding to the symbol number EOL edition end symbol of the character sequence for P8 and P9 parameters E KS E Ei SS e GE D D BA 68 24 EXECUTION CODES ES wire ec le Without alarms With alarms RS 232C interface RS 485 interface RS 232C interface servicing program from the computer 1 RS 485 interface servicing program from the computer 1 OND LUMBUS communication protocol 1 MODBUS communication protocol Without compensation of the thermocouple cold junction Compensation of the thermocouple cold junction sensor 1 Red colour of the read out field 1 Green colour of the read out field Standard parameter settings 1 Custom made parameter settings acc customers order 2 Supply 90 230 253V a c 1 Supply 18 24 30V d c a c Without additional requirements 0 With a control quality certificate 1 Acc agreements with the customer 2 X Concerns the recorder execution with the LUMBUS communication protocol 2 The code number will be settle by the producer NOTICE When choosing a KE8 recorder execution e Standard parameter settings blank spaces in parameter tables are not fill in the Ordering form Manufact
4. ENIER acceptance of the mode parameter parameter number digit value or setup end of the edition without changing the parameter and return to the previous mode and further to the state of the recording stoppage SHIFT A setup of the decimal point on the active flashing display field SHIFT WE setup of the sign m oo gt printout of the parameter setup SHIFT pam copying of the channel setup RECORDING MODE recording stoppage with the connection of data buffering and return to the parameter review mode STOP recording stoppage with the disconnection of data buffering and erasing of the buffer contents switching of the channel number with indications of measurement results of the chosen channel recording of all channels sequential switching into the indication of the measurement printing M period and current feed astronomical time date chart length exit to the indication of measurement results of all channels 14 amer ZA sm 4 7 o gt printout of parameters from all channels protocol printout of the current measurements in channels or in working mode indicating measurement results in the chosen channel printout of the current measurement result in this channel without a printout description printout of the recorder setup table sto
5. SETUP STATE 2 Q 0 CO 1 Se P 5 C i N E OH S j N O KES D999 TIAI nmz L Q Fig 11 Table description e SETUP STATE Symbol Parameter description INTERFACE Kind of interface as per order RS 232 or RS 485 BAUD RATE Baud rate transmission speed PROTOCOL Transmission protocol LUMBUS or MODBUS option LANGUAGE Description language of the chart English DESCRIPTION Setup of the current description line printing format MESSAGES Information scope printed on the chart in shape of messages ALARM SPEED Alarm recording parameters switched on or off ALARM REC Recording line in the alarm state 1 or 2 dot lines KEY ACT Activity state of keys activating the table printout 45 13 3 Description in the protocol printing mode In the RECORDING mode p 8 4 one can print current measurement results and other selected parameters After pressing S keys the recording of measurement results is interrupted and the MEASUREMENT RESULT protocol is printed on the chart This protocol includes results of current measurements in channels or in the channel the unit of the indicated quantity the value of the first exceeded alarm state in the channel with the alarm type description L or H and after exceeding the measuring range limit its value with the description of the exceeding direction MIN or MAX When there is a sensor break instead of parameters VALUE O UNIT
6. Fig 21 53 Table description e 24H REPORT AVG D Recorder identification number 13 6 ARCHIVAL DESCRIPTION OF THE CHART PRINTING OF ANALOGUE SCALES The printing of the current chart description starts in each recording mode and in the SELECTION AND REVIEW OF THE PARAMETER GROUP mode by pressing the gt key Depending on the C4 parameter value p 9 6 the current description includes following data recorder name identification number colour code chart feed current date and time or only the time The full current description of the chart with the message CHART END is automatically printed after the detection of the chart end if the C4 parameter p 9 6 is set up on ON ig Fig 22 After the setup of the C3 parameter value on 3 the printing of the full current chart description and analogue scales for the active measuring channels described by output units starts by pressing the gt key Each scale is printed and described in colour corresponding to its channel Range values for lines 0 and 100 of the chart width and some graduations are described by numbers If the range is displaced with the zero within the limits of the chart the scale graduation corresponding to the range zero value is described Markers of set up active alarms are situated on t
7. 9 pin socket 9 pin socket 25 pin socket 9 pin plug Fig 31 Connection cable of the RS 232C interface Fig 32 25 9 transition link for RS 232C 66 9 pin socket 9 pin socket Fig 33 Connection cable of the RS 485 interface 22 EXPLOITATION CONSIDERATIONS Change of standard setups In the KE8 recorder one can settle work parameters other than the given set of standard setups by the manufacturer through their programming by the user directly from the recorder keyboard In case of the necessity to change standard setups in the owned recorder or the need to order an individual set of its work parameters one must contact directly the manufacturer The change of standard setups will require the replace ment of the EPROM memory by the manufacturer e Example of connection of an inductive load to the recorder alarm terminals Terminals Elements protecting the P relay contacts C 100 nF 250 V a c X2 R 1000 1W 125Vac Or a spark quench system in the place of RC R c RC UNIT MP PMR 209M 0 047uF 1009 RIFA 67 23 TABLE OF ASCII CHARACTERS IN THE HEXADECIMAL NOTATION Table Ne 6 Second position of the ASCII character qo ee eee o bteleleleieletolel III ac Oe a ea ES Ee ee ER ES N EE EE EE EE EE ES aje D e E a EA EA GEES ENEE EE EISISISDCEDTTS KEE Ek EES EES ER Ek eA D ES Pierwsza pozycja znaku ASCII
8. 10 and 11 are described If a chart replacement was carried out in the SELECTION AND REVIEW OF THE PARAMETER GROUP mode then all these operations and descriptions will be related to the new chart Starting the recording of data stored in the buffer in the SELECTION AND REVIEW OF THE PARAMETER GROUP mode recording in the unreal time Data maintain the continuity and are described by the same time and date as be fore the recording suspension 4 and not by the time and date 6 as above Additionally the existing till now feed is also described because it was assumed in the description example that in the SELECTION AND REVIEW OF THE PARAMETER GROUP mode the chart feed value was reprogrammed on 120 mm h and the data in the buffer are stored and delivered on the chart at existing till now recording parameters feed and dot time If the feed has not been changed then this line does not include its description and the feed described on the line 6 is current the same as in the line 2 48 EH lt Ee 7 z D 7 5 13 gt GC L IE Gmn V a D AL H 1o00 oBJEcT 1 1p 05 9 CS a 3 e e e CL oO V 4 eH GC Ak GC I i 20 1999 D i HU 1110 1010 8 d n SS 5 gt g 4 GC O t P ID O E a 7 10 gt E
9. choice of the programmed rated speed of the chart feed INT internal START BIN STOP BIN starting of the chart feed and recording After the reception of the STOP BIN signal the recorder is on the watch state in which the chart driver is stopped and the recorder carries on measurements indications of measurement results and signallings for individual channels and remembers data in the buffer 56 G START BIN Released recording o o STOPBIN oo D aa START ae l IMPULS All channel recording E kg i to gt 10 ms t121ms T duration time of the released work cycle Fig 26 14 2 Exemplary chart descriptions when controlling by binary signals e Chart description in the RELEASED RECORDING mode when controlling by START BIN STOP BIN and START IMPULS signals When realizing the RELEASED RECORDING mode a joint action of STOP BIN START BIN and START IMPULS binary signals follows The acceptance of the START IMPULS signal in the watch state after the STOP BIN signal causes the feed start during which the printout of current values measured on particular measuring points follows and the recording chart is described by the release time At the first release after midnight the date is additionally described If successive releases take place before the description of previous they are stored in the input buffer and they will be recorded on the chart in order of t
10. Alarm parameters of printing and chart feed SPEED e ce KevacT _ Activity of releasing keys to print tables with parameters 7 c7 ALARM PRINT Selection of printing kind in alarm state dotor dash pl cs CMN Recorder electrical calibration printing head setups in relation to ol co CMAX O the 0 or 100 line on the recording chart See point 9 4 See point 9 6 9 2 General principles of reviewing and parameter programming The initial state to review a defined group of parameters is the flashing letter on the display field N21 S systemic parameters P measuring parameters A alarm parameters C recorder setups or t tests described in the p 18 chosen after the transition to the work in SELECTION AND REVIEW OF THE PARAMETER GROUP mode S ALARM VALUE vz A to review individual parameters The parameter number on the display Ne 2 and its value is indicated in DN part of the field ER In this way one can review current values of individual parameters The review does not require the knowledge of the Opening word By pressing or key one can choose the parameter group and by pressing the key transit One can change the number of the displayed parameter by pressing the A pressure of the STOP key causes the return to the selection of the parameter group 24 The pressure of the ENTIER key will cause the t
11. DESCRIPTION WHEN RECORDING WITH THE BUFFER CONTENTS REPRODUCTION 1 starting of the recording 2 stoppage of the recording and transition into the SELECTION AND REVIEW OF THE PARAMETER GROUP mode 3 starting of the recording from the SELECTION AND REVIEW OF THE PARAMETER GROUP mode with the data printing from the buffer acc the programmed time value 55 DATE EK EK D KREE RE Fig 25 14 DESCRIPTION OF THE REMOTE CONTROL 14 1 Description of binary functions of control signals Binary signals START BIN STOP BIN and START IMPULS are foreseen to organize the synchronic operation of recorders and for individual recorder applications in continuous recordings or recordings released by events without the mediation of a communication interface e TTL signal at 0 V level or the short circuiting of the control output by means of a key with a max 20 mA load carrying capacity for a defined binary signal realizes gt INT EXT choice of the programmed remote released chart speed EXT external START BIN STOP BIN stoppage of the chart feed and recording START IMPULS printout release of one recording line of measured values together with the chart description e TTL signal at 5 V level or opening of the control input for the defined binary signal realizes gt INT EXT
12. THE PARAMETER GROUP 18 8 3 PROGRAMMING eege gedd a e e a a E EE aa a EA Desnsadeccds E E E a tiani 21 8 4 RECORDING AND INDICATION OF MEASURED QUANTITIES snsssennssinsiinsinsinninsinnrnsnnesnernnrnnnnnrnnnnnennennnen ne 21 8 5 PROGRAMMING OF THE RECORDER CHART LENGTH nt 23 9 RECORDER PARAMETERS a a a e seats r Aa ar a eE a a e eaae aaae ea A Ae a AERA Eaa aaee deed 23 9 1 SET OF PROGRAMMABLE RECORDER PARAMETERS A 23 9 2 GENERAL PRINCIPLES OF REVIEWING AND PARAMETER DROGRAMMING A 24 9 3 DESCRIPTION OF SYSTEMIC PARAME ERS ni 28 9 4 DESCRIPTION OF MEASURING PARAMETERS D 30 9 5 DESCRIPTION OF ALARM PARAMETERS Al 35 9 6 RECORDER SETUPS CG eenegen Eeer Eat Aeddi edd 38 10 REPLACEMENT OF THE RECORDING CHART cccccecseseseesceesceeeseeseseeesceseseeseeseaaeseseesaessneeseeeessaesseeesoeeueneeeeeans 40 11 REPLACEMENT OF THE PRINTING HEAD ooo cececcccceseeeeseceeseeseeeeseaeeseeesaeseseeeseaeaaeseseesaeseaeeseeeseaeseeeesegeseneeeenans 41 12 LUBRIGATION gedeien eege geed 42 13 DESCRIPTIONS ON THE RECORDER CHART 00 ccccccseeeeseseesceeseeeeseeeseeesaeseseeseseavaaeseseesaaeseaaesaeeeseaeseneesaeauenueeenens 42 13 1 DESCRIPTIONS IN THE PARAMETER PROGRAMMING MODE 0 ee tert eee ante etre etneeeeeeeeaeeneeeeeas 42 13 2 DESCRIPTIONS IN THE PARAMETER PRINTING MODE eee eee eee eae sees teeta ae see ee sage teeeeeeeeeaeeneeetegs 42 13 3 DESCRIPTIONS IN THE PROTOCOL PRINTING MODE 0c eee tee ener ae snes ee enna senate aetn
13. a continuous chart feed 18 RECORDER INSTALLATION The KE8 recorder fulfils requirements concerning the service safety according the EN 61010 1 A1 standard and the noise immunity occurring in industrial environment according the EN 61000 6 2 standard Different interference sources practically influences the recorder in a continuous or pulse way from the power supply network side as the result of work of other appliances and also overlaps on the measured signal or recorder auxiliary circuits Interferences also arises as the result of capacitive inductive load switchings through the own alarm recorder relays High pulse interferences are especially threatening for the device work because they can occasionally cause false measurement results or accidental alarm operations despite of the application of suitable filters in the recorder The level of these interferences should be reduced to a value lower than the recorder noise immunity threshold first of all through a suitable installation of the recorder in the object In this scope it is recommended to observe following principles e do not supply recorders from the network in the proximity of appliances generating high pulse interferences in the supply network and do not apply common earth circuits e apply network filters for the group of recorders installed in the same object e to lead supply conductors phase zero apply metal screen in the shape of tubes or braids in which
14. are available for the period of five years from the date of purchase The manufacturer reserves the right to make changes in design and specifications of any products as engineering advances or necessity requires 70
15. channels 3 BASIC REQUIREMENTS OPERATIONAL SAFETY KE8 recorders are destined to be mounted into panels or cubicles In the scope of operational safety they are in conformity with the IEC 1010 1 A1 1996 standard requirements Remarks concerning the operator safety e The installation and meter connection should be operated by qualified personnel One must take into consideration all accessible protection requirements Before switching the recorder on one must check the correctness of the network lead connection In case of the protection terminal connection with a separate lead one must remember to connect it before the connection of network leads e Do not connect the recorder to the network through an autotransformer Before taking the recorder housing out one must turn the supply off The removal of the recorder housing during the guarantee period may cause its cancellation Accessories We deliver with the meter following accessories 1 Ferrite core ZCAT 2035 0930A TKD 1pc 2 Assembly chucks 2 pcs 3 Current clamps 6 pcs 4 Door keys 2 pcs 5 Bottle with oil 1 pe 6 Service manual of KE8 recorder 1 pc 7 Service manual of the MODBUS transmission protocol 1 pc 8 Guarantee card see Recorder installation TECHNICAL SPECIFICATIONS recording width number of measuring points recording printing head durability measuring ranges recording time of measurement results from 6 measuring points adv
16. in the view from recorder terminal side is shown on the Fig 30 The lead out conductor organisation of the connector for both interfaces and the designation of signals are presented on the table Ne 5 65 Table Ne 5 RS 232C RS 485 Lead out number Designation Lead out number Designation on the connector on the connector Schemes of cables and additional elements which can be used to the construction of connections between the recorder and the computer are presented on Fig 31 32 The names of interface lines in cables are defined from the side of connected external device and for this reason there are two different names when describing the cable on the sockets despite they are the same lines The conductors in cables should be twisted and led in a screen one sidedly connected to the conductor of the signalling mass GND Setting up a communication system one must connect devices with cables suitable to the interface type programme in all devices the same baud rate and device addresses so that there was not two identical addresses in the network The connection for the RS 232C interface should be made with a cable which the scheme is presented on the Fig 31 If there is a 25 pin socket in the computer then one must use a 25 9 transition link the configuration of which is shown on the Fig 32 The recorder connection of the RS 485 interface to the bus should be made with a cable the scheme of which is shown on the Fig 33
17. of the buffer contents 1 Damage of the cold junction temperature sensors Measurements and recordings on the channel with thermocouples 2 3 4 5 6 F are still continuing taking into consideration the last correct cold junction temperature value The current description line is moderately printed during the chart feed on the background of diagrams One current description line is always visible in the recording field of the recorder and defines the time base for the diagram read out through the time feed and date printout Break of the measuring sensor TC or RTD After the description of the time and event name the recorder breaks the further diagram recording for this channel Recording stoppage and transition into the SELECTION AND REVIEW OF THE PARAMETER GROUP mode The time date and operation name are described The recorder remembered data to be recorded on the chart in the buffer Control recording of calibration points of the beginning 0 and range end 100 recorded after starting the re cording in the SELECTION AND REVIEW OF THE PARAMETER GROUP mode Starting the recording in the SELECTION AND REVIEW OF THE PARAMETER GROUP mode The recorder displaces the chart ca 10 mm marks the calibration points of ranges and describes the status line including the time date and name of the realized operation the chart feed channel colour code and the recorder identification number Then eventual messages
18. of the selected parameter value will flash or the group of digits The change of the value of this digit or the group of digits is carried on by pressing the a or S key By pressing the gt key one can transit to the change of the next digit value or the group of digits A pressure of the nen key accepts and ends the programming of the selected parameter a transit to the programming of the consecutive parameter follows STOP A pressure of the key or the programming of the last parameter of the given group causes a return to the state of parameter review When trying to programme the parameter at a value lower or higher comparing to the nominal parameter value interval the message Err L or Err H is displayed on the field A After pressing NM b keys a message about the error will be printed on the chart with the information ALARM VALUE Message about a setup error about the appearance reason The pressure of the ENTER key when the setup is incorrect will cause the return to the parameter edition with the automatic correction of the setup value on the nearest correct value The pressure of the STOP key will cause the exit from the edition without the parameter change The detailed procedure depends on the selected parameter group S P A or C which individual parameters are programmed in 25 System
19. the TTL level RS 232C or RS 485 MODBUS 0 23 50 C 0 5 h RAM memory with battery support for a period of minimum 4 years 1 5 30 h 90 230 253 V 45 50 65 Hz 15 VA 22 VA when recording IP65 acc EN 60529 2003 IPOO acc EN 60529 2003 144 x 144 mm 260 mm 4 3 kg EN 61000 6 2 2003 lt 1 EN 61000 6 4 2004 acc ZN 99 LUMEL S A KE8 445 Table 1 Measuring ranges Kind of signal Range Signal source Measuring ranges Minimal code subrange number Ee Pt 100 200 850 50 C RTD Ni 100 60 180 50 C o C 10 T Cu CuNi 200 400 110 C C 1 Measurement points channels for the range types 01 13 column 2 are electrically separated between them and from other recorder measuring points 2 Neither the potential of measuring terminals in relation to the earth reference nor the absolute value of the potential difference between terminal groups of individual measuring points should not exceed the rms value 50 V 3 Metrological parameters are guaranteed if any of the two limits of the measuring sub range programmed from the given value interval column 4 is not smaller than the sub range minimal value column 5 in the relation to the zero value Table 2 Reference conditions Influencing quantity or influencing factor 3 Lack Constant magnetic field 40 A m or alternating at frequency up to 65 Hz and optional direction Lack 1 kV m at frequency from zero
20. the recorder the description of the meas ured quantity and the kind of sensor INPUT e USER S PARAMETERS including data about input signals and the additional information description programmed by the user OBJECT relating to the measuring channel max 9 alphanumeric characters e SYSTEM PARAMETERS including general recorder parameters no related with measuring channels completed by the name of the KE8 recorder type For the SO parameter Password Symbols are printed on the chart if a password of another value than 0000 is programmed in the recorder or 0000 if the password has the value 0000 e SETUP STATE including data concerning parameter setups no related with measuring channels such as the interface type and kind of data exchange protocol baud rate format and chart description language key activity e INPUT PARAMETERS and USER S PARAMETERS for individual channels are described in the colour of the given channel Only active channels are described 42 Description of tables ALARMS Symbol Parameter description Number of the measuring channel RELAY Relay number 1 12 Alarm hysteresis 0 1 1 5 INPUT PARAMETERS ACT CJ LR Type of the cold junction compensation ACJC CJ or resistance of leads or transmitter resistance IN MIN Lower limit of the input signal IN MAX Upper limit of the input signal O UNIT Unit of the input signal INPUT Measured value or kind of sensor USE
21. the recording on the chart at the moment when reprogramming the parameters e insertion of the message Setup change lt date time gt e printing of data acc new setups 9 5 Description of alarm parameters A Alarm parameters are set up for each of the 12 accessible relays The assignment of individual relays to measuring channels is optional One can print setups of individual parameters by means of SHIFT gt keys Parameter Ne 0 AO P NK Assignment of the measuring channel number or the event signalling to the relay The parameter number is displayed on the field Ne 2 The number of the selected relay is displayed on fields Ne 6 and Ne 7 and the channel number which this relay is placed in or the symbol of the event signalling function assigned to the given relay is displayed on the field Ne 1 The measuring channel 1 6 which the relay will be set up in is flashing on the display field Ne 4 The relay which the number is displayed on fields Ne 6 and Ne 7 or the symbol of the event signalling function will be displayed on the display field Ne 4 sensor breaks or the recording chart end L l 35 CH ALARM VALUE Channel Ne Parameter Ne Setting channel Ne Relay Ne A The setup of the measuring channel number 1 6 by means of the S or key and the setup acceptance by means of the key will cause the assignment of chosen relay to
22. 2 11 m E E lt GC GC lt lt GC j 5 s V 4 D l 3 l Z GC SENSOR BRHAK OBJECT 2 t 18 45 o 3 e Ci R e We e L e 5 e CJ a l INT 60 19p9 oul ul B30 2 D l a D A D eme 5 L k S 4 S e E i ACJ BREA l L l t 8 115 1 lt GC oO GC Fig 14 8 Data delivery from the buffer with the new feed 120 mm h programmed in the SELECTION AND REVIEW OF THE PARAMETER GROUP mode If there was no change of feed this line will not be described 9 Alarm occurrence during the data delivery from the buffer The alarm type symbol alarm value and the information description of the object are printed NOTICE The delivery of data 12 stored during one hour lasts a determined time during which the data are still stored in the buffer and their delivery on the chart continues to run in the unreal time When it occurs the first alarm erases non alarming data which have not been delivered on the chart yet A loss of the time continuity and non alarming data follows in favour of the assistance by the buffer in the scope of record and description on the chart during the alarm state This loss is marked by the sign lt gt The recording time of the first dot in the alarm state the direction of the alarm level exceeding and the INFORMATION CHANNEL DESCRIPTION OBJECT are described on the chart in the channel colour 10 The message after starting the recording 6 reminding about a break occurrence in the TC or RTD
23. OP PROGRAMMING OF PARAMETERS programming of measuring parameters P programming of systemic parameters S programming of alarms A programming of setups C Mode of the released recording oO pes S p O Bi oO ae oO ER o E g vO SE CH of O E OO E D D E g Q O oO t test choice 20 8 3 Programming The programming of the parameter is preceded by the checking of the Opening word p 9 2 When trying to introduce the wrong opening word the recorder returns to the SELECTION AND REVIEW OF THE PARAMETER GROUP mode If it is not given differently in the order the word is set on the value 0000 allowing to a free access to programming and at the same time it is possible to programme an Opening word of another value settled by the user p 9 3 parameter Ne 0 S0 Instead to programme parameters in the recorder the user can give them in the order Parameters included in the order are written in the EPROM memory and become standard parameters for the given recorder By pressing the STOP key one can return to the SELECTION AND REVIEW OF THE PARAMETER GROUP mode without a renewed giving of the Opening word The pressing of the gt key initiates the recording without the reset of the buffer contents 8 4 Recording and indication of measuring quantities E Channel number Measured value in the channel ALARM VALUE OO If the stored
24. PROGRAMMABLE PANEL DOT RECORDER KE8 TYPE SERVICE MANUAL February 2008 CONTENTS Page No T APPEICGATION eessen ee Eed 3 2 RECORDER PROPERTIES Seele 3 3 BASIC REQUIREMENTS OPERATIONAL SAFETY in a aea aa a a ea aaa a aA Ae aaaea E Eaa ea Anae aa Aaaa E aa 3 4 TECHNICAL SPECIFICATIONS i erger a AE e TE NAE EEIE ENa 4 DH CONSTRUGC TION EE E T T T A T 8 SCHERER RER CONSTRUCTION een enges anain a a enar a ae a aeaea E E e ee a aenar SE 8 GINSTALLATION icncscsissnccsccssecdesnssssciocectncebosennded sebscusbonsusttsn cod cascpuasuniesenisacscscchnsensecdessusoasdcnestsacoudasenuesnbacecnstecsstecenasansecs 10 6 1 RECORDER FITTING IN THE PANEL E ooo rr a aae a aeara a needa sees apa AE Aa PAE E EEA ERa i 10 6 2 CONNECTION TO THE TERMINAL PLATE 0 0 eee ee eee ernest ae ence read ene ee seen aeseeee sane sneeseneeesaesneeeseeeseaeenees 11 T RECORDER SERVICING i c c ecciscccesrssencssanienancaddavsnasannsssnccvenacacadedntsandausueadandancuatasiabaaduatacuanadncuveneisdncevddseadsdancteasecaancevads 13 7 1 DESCRIPTION OF THE READ OUT FIELD AND KEYBOARD A 13 7 2 FUNCTIONS OF KEYBOARD KEYS IN WORKING MODES eee cee e reece terete ae ences tae enaaeseeeeeeaenneeeeaeae 14 7 3 FUNCTIONS OF DIGITAL DISPLAY PIEL D 16 8 PUTTING THE RECORDER INTO OPERATION ccccssesesseesneseseeseceeeseeseeaesaeseeeesaeesaaeseeeeseaesseeesaeaesaesseevsaeseeeeseaes 18 BUPSTATE RESETTING i E cian SE ee SE Aen EES E 18 8 2 SELECTION AND REVIEW OF
25. R S PARAMETERS Symbol Parameter description Number of the measuring channel O MIN Lower limit of the indicated value in user s units O UNIT CON 43 Bee EL RSA EE EN EG RH EERSTEN REESEN EE Toa MS ALAR A v 1 00 OD 15 00 K 3 KE Cc PASSWORD REPORTS E R Fig 10 44 e SYSTEM PARAMETERS Symbol Parameter description Recorder identification number External speed of the chart feed Internal speed of the chard feed PERIOD Printing period of measurement results TIME Astronomical time DATE Date REPORTS 24 hours reports PASSWORD Opening Word or 0000 RECORDER KE8 recorder symbol After pressing the Eo gt keys the cyclic recording of measurement results is broken and parameters in the shape of the table SETUP STATE are printed on the chart Table SETUP STATE includes recorder data concerning parameter setups no related with measuring channels such as transmission parameters format of chart descriptions description language activity of keys releasing the printing of pa rameter tables recording parameters in the alarm state
26. RANGE O the message BREAK OF THE SENSOR CIRCUIT is printed The description line is the integral part of the protocol this line includes the date the starting time of the printout and the recorder identification number Parameters of individual channels in the protocol are described in the colour of the given channel Only active channels are described SE ACEI MG Te le Fig 12 Table description e MEASUREMENT RESULTS Symbol Parameter description Number of the measuring channel VALUE Current value of the measured quantity in user s units O UNIT 46 13 4 Descriptions in recording modes 13 4 1 General principles of diagram recording T D B Ay 5 the current description line is always visible in the recording field It includes the date the time description the time marking and the chart feed the change of the notation way from dot into dash notation after exceeding the H alarm limit for the C7 parameter ALARM REC Set on L lack of notation in case when the recorded value in the alarm state exceeds the measuring range limit lack of notation in case when the recorded value exceeds the lower measuring range limit notation in case when the alarm limit is in line with the lower measuring range limit on the line of the recording range lower limit
27. activity The pressure of the key will cause the setup acceptance and transition to the programming of the next parameter Parameter nr 2 P2 F PT Conversion way of the input signal The parameter defines the function of the signal conversion in the channel or the conversion of several channel input signals into the value indicated on the display and recorded on the chart in the selected measuring channel The described conversion function is the value of three consecutively programmed digits dig OD ALARM VALUE vz Parameter Ne Conversion function 3 digits e The first digit defines the kind of mathematical operation in the current channels 0 linear conversion of the signal 1 extraction of roots e The second digit defines the kind of mathematical operation between measuring channels 0 without operations between measuring channels 1 addition 2 subtraction 3 averaging 4 multiplication e The third digit defines The in coming channel number for the mathematical operation defined by the second parameter digit The re sult of the operation between input values and the in coming values of the given channel is printed and indi cated in the in coming channel instead the measuring value in this channel after the conversion into the output value acc the programming state of the in coming channel output parameters 0 without operations between measuring channels 1 6 selected in coming channel n
28. ance of the recording chart accuracy class chart advance accuracy error additional error of the thermocouple automatic cold junction compensation input resistance for current ranges recording chart resolution of the carriage movement number of alarm relays load capacity of alarm relays for resistive load for inductive load binary input control communication interfaces data transmission protocol operating temperature range duration of the preliminary heating data storage data buffer capacity supply voltage supply voltage frequency power consumption housing protection degree terminal protection degree frontal frame dimensions depth behind panel face weight electromagnetic compatibility immunity requirements against disturbances additional error emission requirements requirements and tests 100 mm 6 electrically separated each other up to 100V d c dot exchangeable printing head with six colours 750 000 dots colour see table 1 4 240 sec and for 0 setting the recording time is proportional to the number of switched on measuring channels x 1 sec 0 or 5 10 20 30 40 60 120 240 300 600 mm hour 0 5 0 05 max 1 C 100 Q 0 05 roll chart 32 m long or Z fold chart 16 m long acc DIN 16230 0 21 mm 12 optionally assigned to channels normally open a c max 125 V a c 0 5 A d c max 30 V a c 0 5 A a c d c max 30 V 0 5 A inputs short circuited or opened at
29. arm value setups in relation to the programmed lower and higher indicated value limit P6 and P7 parameters If there is a setup conflict the relay with the incorrectly programmed alarm value will be setup as a passive one P The alarm value depending on the alarm type L or H is automatically setup on the O MIN or O MAX value Measuring parameters programmed for the defined channel can be copied into another selected channel Choose by means o the A or 4 key the number of the in coming channel 1 6 The pressure SHIFT of ENIER keys will cause the lighting of the message COPY and the flashing of the copied channel number on the display field Ne 7 The number of the copied channel can be changed by means of the A or 4 key The setup acceptance by the ENTER key will cause the copying of measuring parameters from the channel the num ber of which is displayed on the display field N27 into the channel with the number displayed on the field N21 26 ICOPY 6 ALARM VALUE OO Ne of the in coming channel Ne of the copied channel NOTICE The copying of channel parameters if it is the first entry in parameter programming is protected by the procedure of checking the knowledge of the recorder Opening word as above After the parameter copying operation the display remains in the selection mode of the channel number on the field N
30. change INT by the binary signal EXT into the second programmed feed value The time feed value and command source are described e Chart description when delivering data from the buffer to give the command to change the feed by the binary signal INT EXT remembered and stored in the buffer g ts E Fig 18 3 description line of the command to change the feed into INT remembered in the buffer 4 data stored in the buffer and delivered on the chart in the unreal time at hitherto existing recording parameters 5 data stored in the buffer and delivered on the chart in the unreal time with a time base corresponding to the modified feed value 51 Description of the chart after a power stoppage occurrence or after exceeding the admissible interference level 1 recording stoppage after the supply voltage switching off or when interference increases making impossible a correct recorder operation 2 after the supply voltage recovery or a decay of interference and automatic renewal of the recording the recorder advances the chart ca 10 mm prints out the message with the description of the date and time of switching off the supply concerning the last dot stopping the recording 3 message about the recorder starting The calibration point and status line are printed
31. connected active measuring channels PERIOD number of connected channels x 1 sec Other measuring channels must be in the switched off state of the measurement and recording id est one must programme the PO parameter on 00 For this type of parameters the servicing of the C5 parameter is switched off alarm speed Parameter Ne 5 S5 INT Nominal feed rate of the recording chart This parameter settles the chart feed rate when control terminals 32 33 INT EXT are open The feed value can be selected from the row 0 or 5 10 20 60 120 240 300 600 mm h For each selected feed value different from 0 one can programme any optional dot period from the accessible ones When choosing we should be guided by the criterion of the printout readability The setup of the parameter on the 0 means the printing and chart feed switching off Parameter Ne 6 S6 EXT Chart feed rate setup by an external signal This parameter settles the chart feed rate when control terminals 32 33 INT EXT are short circuited The feed value can be chosen from the row as in the table To each chart feed value different from 0 a printing period is assigned acc the table 5 10 20 60 120 240 300 600 mm h mm h mm h mm h mm h mm h mm h mm h Parameter Ne 7 S7 DISPLAY Exposure time of the measuring result on the read out field This parameter value defines the exposure time of the measuring result in the succeeding measuring c
32. cturer from the EPROM memory are moved The execution of the STATE RESETTING consists on holding the pressure state of SE STOP keys when switching the recorder on After the execution of the STATE RESETTING the recorder remains in the SELECTION AND REVIEW OF THE PARAMETER GROUP with the entry buffer switched off 8 2 Selection and review of the parameter group The recorder stores the data in the entry buffer The flashing symbol of the systemic parameter S is displayed on the field Ne 1 CH ALARM VALUE The printing head moves to the middle of the chart In this working state one can carry out operations concerning the recorder servicing defined by the functions of keyboard keys The buffer work is signalled by a continuous lighting of the dot on the display field Ne 1 according the description of read out field functions p 7 1 After the buffer capacity exceeding signalled by the dot flashing on the field Ne 1 p 7 3 follows the record locking of writing new data in the buffer up to the time of printing its contents on the chart or transiting to the recording with clearing the buffer memory p 7 2 18 MA keys causes the transition to the memory buffer handling The message The pressure of the SHIFT bu is displayed on the read out field and the time corresponding to the oldest accessible data memorized in the buffer E By means of the A or v key one can change the minute val
33. current This test can be switched off for all channels programming a dot by pressing junction sannt A keys after the compensation kind symbol of the CJ ACJC cold d3 AC GC VALUE Oe ALARM e For other range numbers the P3 parameter is not accessible NOTE concerning P3 P6 parameters Values of these parameters are floating point numbers with a sign The sign minus is set on the display No3 by means of keys When there is a positive value of the parameter the sign does not A lt r distinguish oneself and the field is blanked Same values can be introduced by several equivalent ways E g 5 mV one can write in as 5 000 5 00 5 0 5 The decimal point is introduced using we want to place the dot flashes SHIFT E 33 keys at the moment when the digit after which Parameter N24 P4 and No5 P5 IN MIN and IN MAX lower and upper limit of the input signal Values of these parameters define the input measuring range of the programmed channel They are given in characte ristic units for the given range number Table N21 Admissible parameter values are given in the Table Ne1 column 4 The value of the upper range limit must be higher than the lower range limit preserving the minimal range span acc the Table N21 column 5 CH ALARM VALUE The P4 parameter can be programmed in the interval from the lower range limit Table 1 colu
34. d key do not releasing the previous key 7 3 FUNCTIONS OF DIGITAL DISPLAY FIELDS e CH first display field displays the parameter group symbol S P A C t L or the parameter number displays the currently measured number or edited measuring LJ point channel a continuous lighting of the dot informs about the storage or data emission from the buffer LI the flashing of the dot signals the exceeding of the buffer capacity l f AB ay 16 e ALARM 2nd display field shows exceeding of the measuring range upper limit f exceeding of the measuring range lower limit q exceeding of the programmed first lower alarm value em exceeding of the programmed next lower alarm values exceeding of the programmed first upper alarm value 1 exceeding of the programmed next upper alarm values f NOTICE At a simultaneously exceeding of the measuring range and alarm value only the exceeding of the measuring range is signalled KI Break of the measuring sensor p Error in the temperature measurement of the terminal or the measurement of the resistance sensor current The display of the dot switches off the display of the programmed alarm value exceeding symbol When reviewing and introducing parameters Li successive parameter number in the selected g
35. data in the buffer are not important one can run the recording without clearing the buffer contents by pressing srop gt keys NOTICE After detecting the absence of the chart in the rewinder or a lack of rewinder the recorder is switched off however measurements and indications will be realised When continuing the recording the chart feed is switched on up to ca 10 mm in order to tighten it and parameters starting the recorder are described For each channel calibration points of the beginning and the end of the range memorised as the result of the lately carried out calibration p 9 6 are printed Data stored in the entry buffer in the SELECTION AND REVIEW OF THE PARAMETER GROUP mode or stored e g as the result of a recording break are printed on the chart at a maximal speed after starting the printout of parameters from the keyboard immediately after the cessation of the reason which caused the storage of data in the buffer After the transition to the recording the mode which was realised before the SELECTION AND REVIEW OF THE PARAMETER GROUP mode is going on e RELEASED RECORDING mode on condition of the presence of an active control signal state STOP BIN on remote control terminals p 15 e ALL CHANNEL RECORDING mode with the indication of all channels e SELECTED CHANNEL RECORDING mode the working state is distinguished by the flashing of the chosen measuring channel number 21 Measu
36. e 1 e Alarm parameters A After pressing the E key the flashing relay number appears on the display fields Ne 6 and 7 The channel number which the relay or the symbol of assigned event signalling function to the given relay is pro grammed in is displayed on the field Ne1 acc p 9 5 parameter A to ALARM VALUE cz Seng No Relay Ne By pressing the A or V key one can change the relay number from 1 to 12 The channel number which the relay or the symbol of the assigned event signalling function to the given relay is programmed in is displayed together with the relay number By pressing the spop key one can return to the selection of the parameter group After the acceptance of the chosen relay number by pressing the ENIER key the relay number stops flashing and the flashing digit 0 appears on the display field No designating the number of the first parameter from the group of alarm parameters Information related to the currently selected parameter number for the given relay appears on fields Ne3 7 JD II ALARM VALUE Channel Ne Parameter Ne Set up channel Ne Relay Ne The review of alarm parameters for the relay and their programming acc General principles of review and parame ter programming p 9 2 The programming termination of the last parameter for the selected relay and its acceptance by pressing the om will cause the tran
37. e channel during the alarm state After setting the parameter on P a dot line is printed like in the work state without alarm L in the duration area of the alarm state a dash line 2 point is printed 39 Parameter Ne 8 C8 and N29 C9 C MIN and C MAX electrical calibration of the recorder This is a procedure in which on the base of the calibration of the printing head end position on 0 and 100 lines of the recording chart information about the lower and upper recording limit positions are introduced into the recorder memory These positions correspond to lower and upper limits of measuring ranges for recorder channels CH emm wg ALARM VALUE After choosing the C8 and C9 parameter the printing head takes the appropriate position near the 0 or 100 chart line and the printing head end displacement is indicated in mm on the display field Ne 5 7 regarding the reference point settled by the producer for the start 0 or end 100 of the chart graduation line E key Passing to the calibration setup programming one can displace the printing head end by means of the towards the increasing values and by means of the WE key towards the decreasing values with a jump of 0 21 mm in the interval 5 0 0 5 0 mm By pressing the gt keys one can print check points on the chart corresponding to the setup values After each printout the chart shifts of one step We accept the s
38. e housing catches and entering into the composition of recorder accessories The distribution of catches on the four housing walls and the construction of the door allow to fix several recorders in touch on the front of the panel Basic assembly dimensions are shown on the Fig 6 10 6 2 Connection to the terminal plate Current jumper Measuring terminals Alarm terminals kanal 2 _kanal3 kanal 4 kanal 8 kanal 6 Us ea aa eeh SSES EENEG ea me TT TTT Power supply Control Interface terminals terminals socket NOTICE The recorder must be earthed or zeroed Fig 7 00000 ee m 6789 Current jumper Measuring terminals Alarm terminals kanal1 kanal2 kanal3 kanal4 kanal 5 APEERE E T a eo e e sf a ea rth ATTENTION power supply 18 24 30V dic a c L 32 33 kanal 6 25 26 27 28 29 30 3 00000 0009 RS 6789 Power supply Control Interface terminals terminals socket EXTERNAL CONTROL SUPPLY King Jar minal Terminal marking of control hum ber External 32 Mass remote control of 33 INT EXT switching of the chart binary signals advance at the TTL Levelorby 34 START IMPULS Release of single short recorder circuiting and measuring cycles opening the 35 START STOP Switching on of inputs the chart advance LG Phase conductor d c suplly Network N Neutral conductor d c suplly Su
39. eeeseeteaeeneeetegs 46 13 4 DESCRIPTIONS IN RECORDING MODES ooo eee re etna sere eae ences sae snaae sees sae sneeeseeeeaesneaeaas 47 13 4 1 GENERAL PRINCIPLES OF DIAGRAM RECORDING o oo eee eee eee e reenter eetae enna tae ennae eee 47 13 4 2 GENERAL PRINCIPLES OF CHART DESCRIPTION AND DIAGRAM READ OUT 47 13 4 3 EXAMPLARY CHART DESCRIPTION IN THE ALL CHANNEL RECORDING MODE eee 48 13 5 CHART DESCRIPTION WHEN PRINTING 24 HOURS REPORTS eee ee ete cnet eee eee ee seeteeeeeeeeeeaeeneeeneas 53 13 6 ARCHIVAL DESCRIPTION OF THE CHART PRINTING OF ANALOGUE GCALES ieee eects eeeeees 54 13 7 CHART DESCRIPTION WHEN PROGRAMMING RECORDER DARAME TER 55 13 8 CHART DESCRIPTION WHEN RECORDING WITH THE BUFFER CONTENTS REPRODUCTION ssis iei e aa ae eds odt eda e aiaa 55 14 DESCRIPTION OF THE REMOTE CONT ROL s nnnnsnnnsnnsnnnnnnrnnnsunsnnnnnnnnnnnunnnnnnnnnnnnnnennnnnnnnnnennennnennnnnnnnnn nenanem nenne nna 56 14 1 DESCRIPTION OF BINARY FUNCTIONS OF CONTROL GIOGNAL2 ete erent tte eteeeeneeeeaeeneeeeeas 56 14 2 EXEMPLARY CHART DESCRIPTIONS WHEN CONTROLLING BY BINARY SIGNALS eects 57 15 STATEMENT OF RECORDER MESSAGES o ccecccccceceeeceeseceeseeeseeeesnesseeeseseseeesesesaeseseesaaeseaeeseeessaeseneesegeseneesanans 60 16 PRODUCER S STANDARD SETUPS ecccceccesee secs eeeceeeceescaeseeeeseeeesauesseeesaeaeseeesaeaesaeseseasaaeseaaeseeeseaeseneeseneesneesenees 61 AT VESTS E A E AEA E A E A E cancudedevaauaaunadiuandaucusedsaceaddstarecdd
40. elds During the test the point of the field Ne 1 is not displayed The pressing of the ENIER key stops the cyclical display In order to change the lighted display fields one must press the key The pressing of the ENTER key causes the return to the cyclical display mode e Test Ne 02 printing of the ASCII character table After starting the test the full table of ASCII characters in the HEX code accessible in the KE8 recorder to programme the chart description is printed e Test Ne 03 test of alarm relays This test serves to check the work of 12 alarm relays their setups and activity declaration The test allows the identification of alarm outputs in each active measuring channel assigned to individual alarm terminals and facilitates the correct connection of external executing alarm circuits After starting the test the relay Ne 1 is connected and the inscription including successively the channel number in which the relay is set up the activity state A P alarm type L H and the relay number appear on the display field The pressing of the gt key causes the display of the channel number and the alarm value set up for the given relay The short circuiting of the relay output contacts follows simultaneously independently on the set up activity state A renewed pressure of this key restores the previous state of information display and the contact opening The pressure of the ke
41. erminals or in the ACJC attachment After starting the test on the display the value of the measured thermocouple cold junction temperature appears on the display in the recorder execution with ACJC and the temperature sensor in the ACJC attachment one must connect the attachment suitably by two conductors to the terminal marked with symbols B and E The temperature is displayed in C in the format 00 0 99 9 The temperature measurement result can be printed by pressing the SE gt keys In case when the recorder ACJC configuration does not correspond to the execution recorded in the recorder memory if there is a sensor break or the ACJC attachment is not connected then the message Err t appears on the display e Test Ne 08 test of the rewinder drive This test serves to check the work correctness of the rewinder drive can be used to set up the beginning of the recording on the defined horizontal line of the recording chart line graduation After starting the test the recording chart moves After pressing the ENTER key the chart stops In this state by press ing the WE key one can displace the chart by leaps of 0 1 mm After each chart step one can print a dot by means of SHIFT gt keys and choose for this printout an optional colour of the head by pressing the gt key A renewed pressure of the ENIER key causes the return to
42. escription of the chart p 13 6 In both recording modes by pressing the 4 key one can switch functions of read out fields successively to indicate the measurement recording period the current speed of the recording chart feed and chart length remaining to recording after a previous programming of the nominal chart length in the roll Recording period s Feed rate mm h CH ALARM VALUE Astronomical time CH ALARM VALUE Dates CH ALARM VALUE 22 Chart length in metres m CH ALARM VALUE The leaving of the display in the selected state over 10 sec Causes an automatic return to the state of measurement result indication In the ALL CHANNEL RECORDING mode the pressure of the A key switches the currently indicated measuring channel to the next number without breaking the recording In this working state the number of the indicated channel flashes and the measurement result in the selected channel is displayed The measurement results of all active channels are recorded After pressing the 4 key a return to the recorder initial working state follows 8 5 Programming of the chart length The pressure of the key during the indication of the chart length causes the transit to its programming The 32 meter chart length is displayed on the read out field and the first digit of the displayed number flashes One must programme the real chart length acc Gene
43. essed in units settled by the P8 parameter appears on the read out field The upper limit value of the output range must be higher than the lower limit value NOTICE The display and printing format of the result depend on the programmed position of the decimal point for one of these parameters If the accuracy of both digits are different then the less accurate number is chosen less of digits after the decimal point Parameter Ne 8 P8 O Unit Unit of the indicated value After selecting the range type number PO parameter O Unit sets itself suitably on mV mA Q or C If this meets the user s requirements it does not need to be programmed The user can change the unit programming for each channel a new unit symbol composed of 7 characters Consecutive ASCII characters are chosen by setting on the read out field the hexadecimal code corresponding to them p 22 During the programming of this parameter group following information are displayed on the field Channel number parameter number being the successive character number and the set ASCII character in the hexadecimal code 34 The acceptance of the set character by pressing the EE key will cause the transit to the programming of the next unit character of the parameter After the programming of the seventh character by means of the ENTERI key one accept the setup of the all unit symbols and the transit to the programming of the next parameter grou
44. et up value of calibration setups by pressing the ENIER key NOTICE The recorder is delivered with set calibration setups After any replacement of the recording chart check if the printing head end positions corresponding to the lower and upper limits of the measuring range cover the 0 and 100 recording line width on the chart Deviations no exceeding 0 2 mm are admissible When they are higher one must carry out the electrical calibration of the recorder 10 REPLACEMENT OF THE RECORDING CHART The producer deliver the ordered recorder with a loaded roll chart 32 36 Fig 8 28 Rewind roll 34 Guide 31 Roller with dogs 36 Side plates 32 Cover 40 When replacing the Z fold chart one must deflect the guide 34 and pulling it take the chart rewinder out from the recorder take the recorded chart out from the cassette open the unwinding cassette insert a new chart into the unwinding cassette pull ca 10 cm of chart out and shut the cover 32 put the chart with the perforation on the roller dogs 31 and shut the guide 34 insert the chart rewinder into the recorder When replacing the roll chart one must deflect the guide 34 and pulling it take the chart rewinder out from the recorder take the rewind roll 28 out together with the recorded chart take the flange metallic out from the rewind roll 28 holding the chart make several rotations of the second flange in the opposite directi
45. f or about the time of the admissible interference level exceeding Message printed on the chart after changing measuring parameters in the channel Message printed after detecting a lack of recording chart in the chart re winder 60 16 PRODUCER S STANDARD SETUPS e System parameters S Parametr Parametr Description Standard number name setup 0000 Production date PERIOD Recording period 4 6 12 24 30 60 120 or 240 s INT 0 or 5 10 20 60 120 300 600 mm h 20 mm h EXT 0 lub 5 10 20 60 120 300 600 mm h 300 mm h DISP Display time of the measurement result 1 2 4 10 20 40s REPORTS 0 the 24 hour s report printing is switched off 1 4 quantity of reports with current values 1 4 quantity of reports with average values REPORT AT 00 23 printing starting time of the first report e Measuring parameters P Parameter Parameter Parameter Measuring channel number setup o PE Measuringrange number o o of o1 of oF 2 GON Inputsignal conversion 000 000 ooo ooo 000 000 EIGG SARA resistance 6 OMIN Minimalindicatedvalue 999 1000 3000 5000 7000 8998 e O UNIT ndcatedvaueunit mv mv mv m m mv _ KS OBJECT Channel information description OBJECT OBJECT OBJECT OBJECT OBJECT OBJECT 1 2 3 4 5 6 e Alarm parameters A A O n n Parameter Parameter Parameter Relay number setup Relaynumbe
46. for each measuring channel The parameter value changes acc the point General principles of introduction and parameter review By means of SHIFT gt Parameter Ne 0 P0 TYPE Number of the measuring range The programming and acceptance of the range number 00 means the measurement and recording switching off in the given channel and the transition to the programming of the next parameter The programming of the range from the 1 13 interval and the choice acceptance by pressing the ENTER key will cause the transition to the programming of the channel activity state CH ALARM VALUE Channel Ne Parameter Ne Range Ne Parameter N21 P1 ACT channel activity state Symbol choice e A Active channel means that measurement results in the given channel will be recorded on the chart e P Passive channel means that the value in the channel is measured but measurement results are not recorded on the chart Alarm relays assigned to this channel operate The exceeding of one of the programmed alarm value when this alarm is programmed as active A causes the channel setup in the active state and recording of measurement results If the P ALARM parameter is switched on then the recording is carried on at the 600 mm h chart feed rate and in a 4 seconds printing period and lasts till the moment of the alarm state retention 30 di H ALARM VALE Den No Parameter Ne Channel
47. ganelaanseaaeevaasecaaeateds 62 18 RECORDER INSTALLATION wicccissssscccessatsasncisceecsansencuteatvanacenduesesaaancensntuceaceudtessasaancieanssaaddaaisdskesededsnnsssacedaassuaiesanada 64 19 GENERAL PRECAUTIONS IN THE SCOPE OF THE PROTECTION AGAINST ELECTROSTATIC DISCHARGES ESD cccccesescsseesee sense sneeeeeeesaeseseesaeaeaaeseseesaaeseeeesaaeesoaesseeesaeaeseesneaesaeseenensaes 65 20 RECORDER CO OPERATION WITH A COMPUTER c ccccccsseseeesneesseeeseeeeseeesceseeaeseseeseaeseeaeseeeseaeseeeeseaeesneesenaetas 65 21 CONNECTION OF ve 65 22 EXPLOITATION CONSIDERATIONS 0 cecccccceseeeseeeesneseeeeeseeseseesaesesaeseeesaeseaeeseeaesgaeeseeesaeaesaesneeesaeeesneesneseeaeseaneas 67 23 TABLE OF ASCII CHARACTERS IN THE HEXADECIMAL NOTATION 00 cccetesssceseceesscessneeseeeesseeseensneaneneseenenaes 68 242 EXECUTION CODES ee Eeer ed 69 25 MAINTENANCE AND GUARANTEE ccccccsceseeesceeecneseeeeesceseseeseeesaeseeeesaaessneesaeeesaaeeseeeaaeaesaeseeeavaaeseseeseneaneaeseaneas 70 1 APPLICATION The KE8 recorder is intended to be used for dot recording of voltage current temperature and resistance change runs from six measuring points It can directly co operate with voltage and current sources thermocouples TC resistance thermometers RTD potentiometric and resistance transmitters The KE8 recorder is adapted to communicate with a host computer and can be a part of measuring or control systems Its mecha
48. ged as the result of electrostatic discharges ESD In order to prevent electrostatic discharges one must observe following recommendations during servicing disassemble recorders only in a zone secured against electrostatic discharges in the work zone use conductive materials for the dissipation of electrostatic discharges for the storage of electronic elements and packages use only anti static containers touch as little as possible electronic elements with hands do not keep materials susceptible to generating electrostatic charges in the work zone 20 RECORDER CO OPERATION WITH A COMPUTER The KE8 recorder co operates with external appliances in the system through the RS 232C or RS 485 communication serial interface The interface system controller can be a suitably programmed IBM PC computer or another device programmed to this purpose A diskette including the LEONARDO programme demo version is delivered with the recorder This programme is des tined to manage the work of KE8 recorders together with the service manual of this programme version In the demo version the user does not have any access to recording functions of recorder measuring data on the recorder disc and does not have the possibility to change the configuration of recorder parameters from the programme level 21 CONNECTION OF DEVICES In the RS 232C and RS 485 interface systems a 9 pin drawer plug of DB 9 type is applied The numbering of connector contacts
49. give another value The setup of a different password value protects the introduced parameters into the recorder against erasing or change It is only possible to review or printing them In the review or recorder systemic parameter printing its value different from 0000 is not printed Only the symbol 9944 is printed Parameter Ne 1 S1 ID Identification number of the recorder Parameter format 000 999 The number 000 is set up by the manufacturer or another number acc the order The ID number is used to identify recording charts with the recorder and when communicating with a computer it represents the recorder address CH ALARM VALUE Parameter Ne Identification Ne ID Parameter Ne 2 S2 DATE Calendar date Format of the date insertion year month day When resetting the state the current date is not cleared Parameter N23 S3 TIME Astronomical time Format of time insertion hours minutes in the 24 hours system When Resetting the state the current time is not cleared 28 Parameter Ne 4 S4 PERIOD printing period of the measurement result The value of this parameter defines the printing period of the measurement result on the recording chart from six measuring channels This parameter can admit following values 0 or 4 6 12 24 30 60 120 or 240 sec After the setup of the parameter value on 0 the printing period of the measurement result is proportional to the number of currently
50. hannel on the read out field This parameter can admit following values 1 2 4 10 20 or 40 sec Parameter Ne 8 S8 and Ne 9 S9 REPORTS and 24 HOURS reports Parameters settling the printout of 24 hours reports The 24 hours report includes actual values of all channels from each full hour or measurement mean values in an one hour period the maximal and minimal values in the channel described by their appearance time and the mean value from measurements in the channel in the time interval included in the report During the 24 hours period one can print 1 4 reports The number of reports and the time which the conventional 24 hours period is counted from are settled by the programming state of these parameters A recorder execution with a programme which data from each 30 minutes recorder operation are included in is available if ordered Programming of S8 parameter values on 0 switches the 24 hours report off 1 4 settles the number of printed reports in the 24 hours period with actual measurement values of every full hour in the time period included in the report 1 4 settle the number of printed reports in a 24 hours period with mean values of measurements for the period of each individual hour in the time interval included in the report 29 Following numbers of the interval are programmed in the parameter S9 00 23 describing a full hour which the conventional 24 hours per
51. he scale of the given channel for the alarm of L type and for the alarm of H type e Lines resulting from the linear partition of this interval are printed between the described scale graduations 54 ERGOE HE Fig 23 13 7 CHART DESCRIPTION WHEN PROGRAMMING RECORDER PARAMETERS One can print the setups of particular recorder parameters from the parameter group S P A and C by pressing the gt keys For systemic parameters S and recorder setups C the parameter symbol e g C5 parameter name and the value of the accepted setup are printed on the chart For the measuring parameters P the parameter symbol e g P1 measuring channel number parameter name and the value of the accepted setup are printed on the chart Descriptions are printed in the channel colour At alarm parameter setups A the parameter symbol the channel number the number of the selected relay in the chan nel the parameter value in output units and the output terminal number TERMINAL of the chosen relay are printed on the chart These descriptions are printed in the colour of the concerned channel SHIFT IOUUUUUU Fig 24 13 8 CHART
52. heir time succession and described by real release parameters Measured quantity values for which the record of different channels falls in the same place on the recording chart for one release are printed with a displacement of the time axis so that the record was always readable from all active channels 57 C p O O l6 SS D L O Ee O E Q O fs CO e ae L 3 CO i C a i gt l D Ji Q Fig 27 1 Stoppage of the chart feed and recording by the STOP BIN signal The recorder continues measurements indications and signallings 2 Starting of the RELEASED RECORDING mode by the START IMPULS signal The reception time of the signal releasing the record is written on the chart After finishing the chart description diagram dots are printed on the base of current measurement results 3 Automatic release of the record caused by the detection of an RTD or TC measuring sensor break in one of the channel The time and event name are described in the channel colour in which this event occurred After the sensor break occurrence the diagram recording for this channel is not continued 4 First release after midnight described by the date and time 5 Automatic release of the record caused by an alarm occurrence The alarm occurrence time and its
53. ic parameters S The review and programming of systemic parameters acc General principles of reviewing and parameter programming p 9 2 e Measuring parameters P After pressing the ENTER key the flashing digit 1 will appear on the display field Ne 1 marking the number of the first measuring channel CH ALARM VALUE One can change the channel number from 1 to 6 by pressing the A or 4 key The pressure of the STOP key causes the return to parameter group selection After choosing the number of the required channel and pressing the rm key the number of the channel remains on the display field Ne 1 however the flashing digit 0 appears on the field Ne 2 marking the number of the first measuring parameter the value of which is indicated on the remaining part of the read out field d Channel Ne Parameter Ne Range Ne ALARM VALUE The pressure of the an key will cause a return to the channel number selection The review and programming of individual measuring parameters acc General principles of reviewing and parame ter programming p 9 2 The programming end of the last parameter in the channel and its acceptation causes the transit to the parameter review in the selected channel STOP The pressure of the key in the channel parameter review mode will cause the transit to the channel number selection with the automatic verification of al
54. in the shape of messages after the occur rence of events related to the recorder operation ON the event description printing alarm sensor break and the message Chart end are switched on OFF the event description printing and the message Chart end are switched off p 13 6 Parameter Ne 5 C5 ALARM PAR Alarm parameters of printing and chart feed After switching the parameter on ON recording parameters are depended on the current alarm state After reaching the alarm state programmed for any optional relay we can settle in the recorder the 600 mm chart feed the 4 sec printing period After the decay of the alarm state in the recorder a return to primary recorder parameters follows When the parameter is set up on OFF after the occurrence of the alarm state in the recorder programmed recording parameters are not subject to change Parameter Ne 6 C6 PARAMETERS activity of keys releasing the printing of tables The setup of the parameter on ON activates in the recording mode the keys releasing the parameter printout of all channels the printout of the current measurement protocol in channel the printout of setup tables and the chart archival description After switching the parameter on OFF the keys controlling these printouts are inactive Parameter nr 7 C7 ALARM RECORD Record in the alarm state This parameter defines the printing way of measuring results in th
55. iod for the settlement of the report printout time will be counted from It is also the starting time of the first report printing The report printout is automatically put in operation on the base of the both parameter value The setup of the parameter S8 on the value 2 and parameter S9 on the value 13 means that during the 24 hours period counted from 13 00 two reports will be printed The first at 13 00 and the second at 1 00 The programming of the S6 parameter zero value INT switches the chart feed and current measurement recording off then only 24 hours reports are printed on the chart acc the state of S8 and S9 parameters After programming the parameter C7 p 9 6 on OFF 24 hours reports will be printed without channel measurement results from every full hour As a standard the parameter S8 is set up on the value 0 The printing of 24 hours reports is switched off NOTICE The re programming of one of the systemic parameter Ne2 5 in the recorder having an influence on the interpretation of written measurement results on the chart after transiting from the recording hang up state into the recording mode will cause P 13 1 e the extension of the writing on the chart in the point corresponding to the time of the change introduction e the insertion of a current description line e the transition into the recording acc new setups 9 4 Description of measuring parameters P Measuring parameters are set up separately
56. ission protocol type installed in the recorder Displayed symbols e L means that the recorder is executed with the LUMBUS transmission protocol e P lt 1 6 gt means that the recorder is executed with the MODBUS transmission protocol One can choose and accept the ASCII and RTU transmission mode together with the information unit where P1 ASCII 7N2 P2 ASCII 7E1 P3 ASCII 701 P4 RTU 8N2 P5 RTU SEI P6 RTU 801 38 Parameter Ne 2 C2 LANGUAGE Description language of the recording chart This parameter defines the language which messages and description will be printed in One can choose the description English the letter E on the display field Ne 7 Parameter Ne 3 C3 DESCRIPTION Current description of the chart The current description line is printed in such time intervals so that one of them is always visible in the recorder recording field After the setup of parameter values on 0 the printing of the current description line is switched off 1 the current description line limited to the time description is printed 2 the full current description line is printed recorder name identification number colour code chart feed current date and time 3 the full current description line and analogue scales are printed during the archival chart description p 13 6 Parameter Ne 4 C4 MESSAGES Form of message printing This parameter defines the information scope which is printed on the chart
57. its make contacts ALARM VALUE Oe Channel Ne Parameter Ne Alarm type Relay Ne The pressure of the ENTER key after choosing the alarm time causes the transition to the programming of the next relay parameter Parameter Ne 3 A3 ALARM Alarm value The alarm value is programmed in units of the indicated value by the recorder The value of this parameter is a floating point number with a sign The sign minus is set up on the display field Ne 3 by means of keys When the parameter is positive this field is blank SHIFT 4 ALARM VALUE ven Shane Ne Parameter Ne Alarm value ENTER After pressing the key the correctness of the alarm value setup in relation to other setups previously set up in the given channel of relays alarms and to set up parameter values P5 O MIN and P6 O MAX is checked Alarm relay values of H type must be algebraically higher than for relays of L type and must be contained in the programmed interval O MAX O MIN If setups are correct a transition to the next parameter programming will follow A setup error regarding programmed output values is signalled on the display by the message Err H or Err L A setup error regarding the alarm value of another relay in the channel is signalled on the display by the message Err informing about the relay number which the setup generates a conflict The pressing of the ENER key will cause a re
58. me date of the signal acceptance and its name colour code of active channels for diagrams recorder identification number and the speed of the recording chart are described on the chart The STOP BIN START BIN signal can be used to the simultaneously recording start when applying many recorders to service a defined process without the mediation of a communication interface 15 STATEMENT OF RECORDER MESSAGES Message Sensor break lt gt ACJC break INIT Error Err H Err L Power down New conditions lt gt CHART END Description of the message Message informing about a break in the measuring sensor circuit printed together with the time description of the break occurrence Message printed on the recording chart informing about the lack of the ACJC temperature sensor connection break in its circuit or when the input package configuration does not match with the recorder execution Message on the display informing about the lasting of STATE RESETTING Message on the display informing about incorrect data in the recorder memory Message on the display when trying to introduce a too high or too small parameter value Message on the display informing about the transducer operation range exceeding in the recorder measuring system together with the range exceeding symbol or the measuring sensor opening circuit symbol Message printed on the chart informing about the time of the supply switching of
59. measuring sensor are described in the colour of the given channel 11 The message after starting the recording 6 reminding about a break occurrence in the reference cold junction sensor circuit 12 Recording of the buffer contents stored in the SELECTION AND REVIEW OF PARAMETER GROUP mode on the chart 49 13 Record of the alarm state at the lately set up feed equal 120 mm h from the described hour for the C5 parameter programmed on OFF e Recording stoppage and renewed switching of the recording on with the erasing of the buffer contents H ry D le D l E l BS 10 d gt 11 O E CO J6 EIS O J 3 4 O C D D SS A S Fig 15 After the stoppage 4 and transition into the SELECTION AND REVIEW OF THE PARAMETER GROUP mode data which are to be recorded are stored in the buffer After starting the recorder 6 with the erasing of the buffer contents 12 and the description of eventual messages 10 and 11 the recording of the diagram dots on the chart runs currently at the level of described parameters in the status line 6 The loss of the time continuity and data because of erasing the buffer contents is marked on the chart by the symbol lt gt The first alarm 9 occurs already during the current recording time after which the buffer does no
60. mn 4 up the range up to the value limited by the interval of its minimal span Table N21 column 5 The P5 parameter IN MAX can be set in the span from the upper range limit Table 1 column 4 to the value limited by the interval of its minimal span in relation to the early programmed P4 value IN MIN NOTICE For ranges programmed with the unilateral displacement of zero Magnifying glass one must attach importance to the additional relative error resulting from the lower value of the programmed measuring range displacement of zero We do not need to programme a lower measuring range with a too greater zero displacement because advantages resulting from the increased absolute read out accuracy from the recording chart or the digital scale can be compensated by a significant growth of the measuring relative error For a 0 5 class recorder the IEC 484 standard settles a maximal increase of the absolute error on 0 2 of the range displacement value E g For the programmed range Ne 01 20 24 mV the measuring range is A my the range displacement is 20 mV maximal admissible relative measurement error acc IEC Relative error 0 2x20 05x4 1 5 4 The relative measurement error can reach a comparatively high value Parameter Ne 6 P6 and Ne 7 P7 O MIN and O MAX the lower and higher value limit indicated on the read out field During measurements of the input value a proportional output value expr
61. name is de scribed on the chart All descriptions are made in the channel colour related to this event 6 Signal START BIN ending the RELEASED RECORDING mode return to the measurement result recording The status line including the time and date of the signal acceptance and its name colour code for diagrams recorder identification number and the speed of the recording chart feed is described on the chart If because of too frequent releases data have been stored in the buffer then they will be delivered on the recording chart before the execution of the STAR BIN command 58 e Recording and description of individual releases in the RELEASED RECORDING mode Fig 28 1 Setup of the recorder in the SELECTION AND REVIEW OF PARAMETER GROUP mode by pressing the STOP key The time date and name of realized operations are described 2 Control recording of calibration points of the beginning 0 and range end 100 described after the recording start in the SELECTION AND REVIEW OF THE PARAMETER GROUP mode 3 Recording start without the erasing of the buffer contents in the SELECTION AND REVIEW OF THE PARAMETER GROUP mode by pressing the gt key The recorder displaces the chart ca 10 mm carries the range calibration points in and describes the status line incl
62. nds on the selected range number Parameter PO and sensor configuration e For ranges 4 12 and 13 resistance transmitter temperature measurement through a resistance thermometer in a three wire system and two wire system with a balance resistance one must programme the value 000 0 Each other value will be considered as a line resistance LR and taken in consideration when calcu lating the measurement result what will cause an error uprising In a two wire system with a known resistance of the connecting line one must programme a value equal to the total resistance of both leads We introduce the line resistance as a fixed point value from the range interval 000 0 999 9 Q ALARM VALUE e For the range Ne 3 potentiometric transmitter programme the actual value or nominal of the transmitter resistance The resistance is introduced as a floating point value e For ranges 05 11 temperature measurement through a thermocouple TC The P3 parameter defines the compensation way of the thermocouple cold junction reference By pressing the WE or A key settle the flashing inscription ACJC or the flashing letters CJ d3 ACIC ALARM VALUE e g in the symbol CJ23 ACJC settles the self acting compensation of the thermocouple cold junction temperature After the selection acceptance by the ENIER key the recorder check the correctness of the sensor c
63. nical construction enables the assembly in control panels of a small building depth and ensures and optimal use of the instrument panel front 2 RECORDER PROPERTIES scale with a digital read out field and with a keyboard programmable parameters of measurement and recording multicolour graph printout and chart descriptions linearization of sensor characteristics printout of the measurement protocol and recorder parameters on the chart sensor break signalling with the message recorded on the chart alarm exceeding states signalled by relay contacts and recording on the chart signalling of the sensor burnout or the recorder chart end by one of the alarm relay detection of the chart end with the automatic description of the chart for archiving printout cycle control and chart feed control by external binary signals RS 232C or RS 485 standard interface co operation with the host computer MODBUS or LUMBUS transmission protocol recording of measurement results in optional values proportionally to the measured quantity and description of these values when the protocol or the passport is printed out in physical units as per the customer s order e measurement data information storage buffering during the time of the recording mode switching off for the realization of recorder handling operations copying of measuring parameter setups between channels printout of 24 hours reports on the chart 12 alarm relays assigned to optional
64. ntinuity is marked on the chart by the lt gt symbol in each recording mode If events and messages which were not already delivered on the chart at the moment when the alarm cancelling the non alarming contents of the buffer occurs then only the alarm occurrence time will be described and at the same time events will be simultaneously realized and described Messages will be described by their actual occurrence time in the next sequence without a time marker 47 5 In the RECORDING OF THE SELECTED CHANNEL mode other channels are only monitored on the presence of alarms every now and again The value on the selected channel is recorded at the period equal to the programmed dot time and after each dot marking of this channel the measurement and eventually the recording of the alarm state for one of the consecutive active monitored channel follows The occurrence of an alarm in the monitored channel during the data storage in the buffer in the RECORDING OF THE SELECTED CHANNEL mode does not erase the non alarming buffer contents The switching without the erasing of the buffer contents in the RECORDING OF THE SELECTED CHANNEL mode or the return to the ALL SELECTED CHANNEL mode during the delivery from the buffer to the chart follows only af ter the delivery of remembered data in the previous recording mode 13 4 3 Exemplary chart description in the ALL CHANNEL RECORDING mode after switching the recording on without the erasing
65. on towards the chart winding remove the chart from the roll insert a new chart into the unwinding cassette pull ca 15 cm of chart out and shut the cover 32 insert the chart end into the rewind roll slot and wind 2 3 reels put the chart with the perforation on the wheel dogs 34 and put the rewind roll 28 into the cassette with the pins into the slots of side plates 36 and shut the guide 34 11 REPLACEMENT OF THE PRINTING HEAD The printing head applied in the KE8 recorder enables the printing of min 750 000 dots in each of the six colours This number depends on the chart quality Breaks in printing decay of dots or a distinct diminution of their diameter testify about the ink using up of the given colour When replacing the printing head one must e press the STOP key if the recorder operates e deflect the read out field with the keyboard 4 e take the used printing head out from the carriage and insert a new one 41 17 G 8 CS SI d Bes e A SASS Bee E a SANA Si Za Fig 9 17 Printing head 41 Carriage 42 Carriage guide 41 12 LUBRICATION For lubrication use the oil RENOLIN MR30 FUCHS Company being in the recorder accessory set Every 6 months of the recorder exploitation remove accumulated impurities with a clean cloth next lubricate frictional surfaces indicated by the letter S on the Fig 9 in the chart rewinder and in the cha
66. one can also lead the ground conductor and if need be network conductors supplying alarm relay contacts of the given recorder e lead individually in a screen as above the connections of binary inputs by means of twisted conductors in a screen as above e lead individually the connections of communication interface circuits by means of twisted conductors in a screen e conductors leading measuring signals to each recorder measuring channel should be twisted in pairs and for resis tance sensors in the three wire connection twisted with conductors having the same length cross section and resis tance and led in a screen Conductors leading measuring signals to the same recorder can be led in the same screen if it is possible e all screens should be one side earthed by the recorder e one must avoid a common earth conductor together with other appliances e apply the general principle that conductors bundles leading different signals should be led in the largest distance from each other and crossings of such bundles should be made on the square e put a ZCAT 2035 0930A TKD ferrite filter on the supply conductor This filter is foreseen in the KE8 recorder accessory set 64 NOTICE The recorder must be earthed or neutral grounded 19 General precautions in the scope of the protection against electrostatic discharges Aid Semiconductor elements applied in the recorder construction packages marked by the sign as above can be dama
67. onfiguration When the temperature sensor of the cold junction is not connected or there was a break in its circuit during the work then the message ACJC BREAK is printed on the chart In the recording mode the current date and the event time will be additionally described After that the recorder continues measurements and the recording taking as a base the last correct temperature value of the reference junction The message about the sensor break will be renewed after each re 32 cording start from the SELECTION AND REVIEW OF THE PARAMETER GROUP mode After check ing the configuration the transition to the programming of the next parameter follows CJ23 The temperature 23 C of the cold junction is setup as a standard It can be changed By pressing the gt key one passes to setup the values on basis given in the p 9 2 of the successively flashing digits of the fiducial temperature or returns to the CU ACJC selection d3 360 ALARM VALUE Oe Accept the carried out selection of the fiducial temperature by means of the ENTER key then the tran sition for programming the next parameter follows The recorder takes into account an allowance equal to the programmed value of the CJ temperature while measuring the temperature in the given channel When measuring the temperature through a thermocouple the recorder tests impulsively the thermo couple break by means of a testing
68. p information text For the unit symbol with a smaller number of characters the setting and acceptance of 00 digits on the read out field ends the programming of this symbol and causes an immediate transit to the programming of the in formation text P9 parameter CH ALARM VALUE Channel number Parameter number Character number ASCII sign in the Hexadecimal code The units of the indicated value e g kW km hour etc are not displayed during the recording however they are printed in the measurement protocol Parameter Ne 9 P9 OBJECT Information description of the channel The user can programme 9 alphanumeric characters for each channel printed in the section OBJECT of the parameter table Consecutive characters are chosen by setting the ASCII character in the hexadecimal code on the read out field p 22 The programming of the text and the display field description as for the P8 parameter The setup and acceptance of 00 digits by means of the key or the pressure of the key will cause the transition to the pa ENTER STOP rameter review in the channel NOTICE The reprogramming of measuring parameters having an influence on the interpretation of written measure ment results on the chart after the transition from the SELECTION AND REVIEW OF THE PARAMETER GROUP into the recording mode will cause e the date printing from the buffer acc hitherto existing setups e extension of
69. ply voltage 90 230 253 V 0 2 x range or 18 24 30 Vd c a c 01 13 type 4 01 13 01 13 External magnetic field 0 400 A m 01 13 0 1 x range 01 02 01 13 01 13 wo 0 1kQ lt 50 WW 1kQ ER PC EE measuring eir ults 0 50 Q lead 03 04 lt 0 05 Q 0 100 Q 05 11 lt 5 0 uV 100 Q 0 50 Q lead 12 13 Interferences by the serial Up to 2 5 x max value in the component programmed range 50 and 100 Hz for 2 60 dB a 50 Hz supply network For a measured voltage above 5 V it 60 and 120 Hz for diminishes to the value x 1 2 at 10 V a 50Hz supply network Interferences by the paral lel component of the d c 100 V a c voltage and a c voltage 50 and 100 Hzfor a 100 V d c voltage 50 Hz supply network 60 and 120 Hz for a 60 Hz supply network 1 Other operating conditions acc the table 2 2 Resistances at least of two leads connecting the sensor to the measuring terminals No and Ne3or with appropriate terminals for other measuring points should be equal The resistance difference of these leads will cause a propor tional displacement of the measuring range in relation to the recording chart line Table 4 Values of testing voltages and insulation resistance Kinds of electric circuit Rms value of the test Insulation resistance voltage kV MQ Measuring circuits and the housing Supply circuit and the housing Measuring circuits and the supply circuit Alarm circuits and
70. ppage of the protocol and parameter printout and return to the current recording mode printout of the chart archival description RECORDING HANG UP STATE MODE OF SELECTION AND REVIEW OF THE PARAMETER GROUP gt gt K transition to data recording without clearing the buffer contents transition to data recording with clearing the buffer contents selection of the parameter group S systemic parameter P measuring parameter A alarm parameter C setups t autotests transition to the parameter edition 15 e Servicing of the memory buffer SHIFT A transition to the buffer servicing display of information about the oldest accessible data hour minute memorized in the memory buffer change of the minute value KI change of the hour value gt transition to the recording with printing of selected data from the buffer from the set time value STOP transition to the selection mode and review mode of the parameter group NOTICE Each pressure of a single active key in the current mode and recorder working state is confirmed by a short sound When realising functions requiring the use of two active keys in the current mode and working state one must as first press the key with the symbol placed at the left side of the sign and next the secon
71. pply Ground wire 11 Measuring signal terminals Measuring channels a2 5 _ __ Terminal Pate fe els e Voltage source Current source Thermocouple connection connection connection TC ax y bad 12 3 e es e a Signal source Resistance lt 1kO Jumper from recorder accessories Two wire connection of Three wire connection of resistance thermometer resistance transmitter resistance thermometer LI LK The balancing resistance R should have Leads connecting RTD to terminals 2 and 3 a resistance equal to the resistance sum of should have the same resistance both leads connecting RTD with terminals Three wire resistance transmitter Three wire potentiometric transmitter 123 12 3 OO WOKE 12 Alarm terminals Rewynr 4 2 3 4 56 7 8 9 wl 0 Common terminal D 7 RECORDING SERVICING Before removing the recorder from the housing switch the supply off 7 1 Description of the read out field and keyboard Functions of the read out field and individual keys are depended on the recorder working mode 1 7 CH ALARM VALUE cn e V A gt Fe be 13 7 2 Functions of keyboard keys in working modes MODE OF PARAMETER INTRODUCTION gt change of the active flashing display field A change of the digit value change of the symbol parameter number or test number
72. ral principles of review and parameter programming 9 RECORDER PARAMETERS 9 1 Set of programmable recorder parameters e Systemic parameters S vis es Jee LE PASSWORD Opening password blocking access to param change e aaea 2 s DATE _ Calendardate SSCS s s mme _ Astronomicaltime O O o Jr 2 s4 PERIOD Writing period of measurement results for all channels a fromma teeaae oo enan feed rate set by external signal len beper one neasnnen aon ada ad e se REPORTS Quantity ofdalyrepons o so REPORTAT Staring time of agreed day for report printing O See point 9 3 e Alarm parameters A CHAN No Assignment of a measuring channel number or event signalling a m TA Relay activity ype age Ppassve a a O See point 9 5 23 e Measuring parameters P Nr symbor Name Description it o ro TYPE measuring range nomber IN MIN Lower and upper input signal IN MAX 6 Pe own Lower and upper limit of indicated value on the read out field e Pe _O UNIT __ Unitofthe indicated quantity up to 7 characters 9 P9 OBJECT ___ Description of the channel up to 9 characters e Recorder setups C re emme name veser O Soa To co BAUD RATE BAUD RATE forthe RS 232 lub RS 485 ink 3 c3 DESCRIPTION Chart current description ON OFF Pa os MESSAGES Setup of tul or snorted form ot messege ping ALARM
73. ransit to the programming of the selected parameter The first entry into the parameter programming after switching on the supply or after the exit from the recording mode is protected by the Opening word and if its value is different from 0000 we must check its knowledge The checking consists on introducing all positions of the assumptive Opening word on read out fields and comparing with the included value in the recorder memory programmed by the producer acc the order or settled by the user The following inscription appears on the read out field CH ALARM VALUE A By pressing the or M key setup the value of the first flashing digit of the word on the display field Ne4 By pressing the gt key transit to the second digit etc By means of the ENIER key accept the setup value If the given word was correct the recorder enter in the programming mode of the selected parameter If not the mes sage incorrect opening word is printed on the chart and the programme returns to the SELECTION AND REVIEW OF THE PARAMETER GROUP The opening word is one of the systemic parameter and one can change them knowing it up to the present value The change of the Opening word is carried on the base of the selection to programming the parameter Ne 0 in the group of systemic parameters after introducing previously the correct opening word After pressing the Lem key the first digit
74. rder are recorded into the EPROM memory and they are individual parameters for the given exemplar of recorder Parameters changed by the user during the recorder exploitation are recorded into its working memory and take part in the recorder operations instead of appropriate standard parameters In case of an eventual incidental error in the recorder memory one must carry out the STATE RESETTING which restores the operational efficiency to the recorder The STATE RESETTING causes the loss of programmed parameters by the user excepting the time and date the state of which remains without changing and into their places individual standard parameters are transferred from the EPROM memory 17 TESTS After choosing test procedures designed by the letter t in the selection of the parameter group mode and accepting the setups by pressing the key the flashing number of the first test 01 appears on the display ENTER CH ALARM _ VALUE By means of te AP ve choose the number of the required test procedure and start he test by pressing the ENIER key The stoppage of the test by pressing the STOP key causes the return to the test number selection 62 e Test Ne 01 test of the digital field This test serves to check the work of the display segments The start of the test begins the cyclical display of the translocating digit 8 and the decimal point on successive display fi
75. rement results in the SELECTED CHANNEL RECORDING mode are displayed and recorded only from the selected measuring channel others channels are monitoring from time to time to verify the presence of alarms The alarm state from monitored channels is written in the recording chart p 13 4 2 The A key switches the number of indicated and recorded measuring channel The transition between the ALL CHANNEL RECORDING mode and the SELECTED CHANNEL RECORDING mode is realised by the pENrER key at the moment when appears the number of the required channel on the display field N21 The return to the previous mode requires a renewed pressure of this key The pressing of the STOP key causes the break of recording modes and transition to the SELECTION AND REVIEW OF THE PARAMETER GROUP mode In the ALL CHANNEL RECORDING and SELECTED CHANNEL RECORDING modes one can activate the printout of parameter tables programmed in channels the protocol of current measurement results in channels channel alarm parameters and the recording setup state on the chart if the parameter C6 in the Recorder setups C is on the state ON p 9 6 The printout of tables can be interrupted in any time by pressing SHIFT ENIER keys after that the recorder transits to the recorder mode from which the printout was set in motion In all recording modes the pressure of the Ha key releases the archival d
76. risetup number name deseription 1 2 3 4 5 6 7 e 9 Lalin o fomm Channetnumber 1 2 2fafslalafs s e fe AL ACT Alarm activity A A A A A A A A A A A A ALARM Alarm value 899 9000 7000 8000 3000 7000 6000 5000 7000 3000 98 7002 a AL AYS Alarm histerezis 0 5 05 os 05 os 05 os os os 05 05 05 61 e Recorder setups C Parameter Parameter Description Standard number name setup 0 BAUD RATE Transmission speed 1200 2400 4800 9600 9600 bauds 1 PROTOCOL Transmission protocol Lumbus L L Modbus P1 P6 2 LANGUAGE Chart language description English E 3 DESCRIPTION 0 chart current description switched off 1 current description limited to the time printing 2 2 full line of the current description code colours chart advance speed date and time are printed 3 printing of the actual description line and analogue scales 4 MESSAGES Message printing switched on ON switched off OFF 5 ALARM SPEED _ Alarm speed switched on ON switched off OFF 6 PARAM PR Printing of parameter tables switched on ON switched off OFF 7 ALARM REC Recording in the alarm state dot line P L dashed line L Standard setups can be agreed with the customer or changed during the recorder exploitation through changing the EPROM memory on the base of a separate ORDER FORM filled in acc information included in the KE8 recorder cata logue card Parameters included in the o
77. roup e VALUE character and four digits of the display field Ne 3 7 shows the character and the value of the measured quantity on the given measuring point channel in units assigned by the user The character wi is discriminated in favour The character is not displayed for a positive value 17 8 PUTTING THE RECORDER INTO OPERATION Open the recorder door Remove the wedges protecting the chart rewinder Take out the chart rewinder Switch the supply voltage on Insert the chart rewinder After switching the supply on the recorder enters in the working state in which it was before the switching off programming or recording With an efficient battery parameters which were programmed before its switching off are memorized in the recorder memory The transit graph between individual recorder working modes are shown on the algorythm page 21 When there is a lack of rewinder the recorder after switching the supply on transits to the SELECTION AND REVIEW PARAMETER GROUP mode After the occurrence of eventual disturbances in the work or some incidental parameter misregistrations in the recorder memory one must carry out the STATE RESETTING 8 1 State resetting The STATE RESETTING restores the operation efficiency to the recorder Parameters programmed by the user except the time and date the state of which remains without changes are lost and in their places individual standard parameters programmed by the manufa
78. rt drive gear with a small quantity of oil Every 3 months of the recorder exploitation remove accumulated impurities on the carriage guide 42 with a clean cloth Put on the carriage guide a small quantity of oil two drops and distribute it displacing the carriage several times and next wipe the guide from the oil excess 13 CHART DESCRIPTION 13 1 Description in the parameter programming mode In the PARAMETER PROGRAMMING mode p 8 one can by means of SHIFE gt keys obtain the value printout of each programmed or monitored parameter in the given format on condition that the rewinder will be placed in the recorder with a recording chart 13 2 Description in the parameter printing mode passport After transiting into the recording mode p 8 one can obtain the parameter printout defining the recorder programming state After pressing SHET E keys the cyclic recording of measurement results is interrupted and following parameters are printed on the recording chart in the shape of tables ALARMS INPUT PARAMETERS USER S PARAMETERS SYSTEM PARAMETERS and the SETUP STATE Printed tables e ALARMS including date about the parameter programming state of individual alarm relays together with their as signments to measuring channels Data concerned the programmed relay to signal sensor breaks or the chart end are not printed e INPUT PARAMETERS including data about input quantities measured by
79. sition to the state of review alarm parameters for this relay 27 The programming termination of the last parameter in the group of alarm parameters and its acceptance by pressing the ENTER e Calibration setups C The review and programming of individual parameters acc General princiciples of review and parameter program ming p 9 2 e Tests t After accepting the parameter t by means of the ENTER key the flashing digit defining the first test number appears instead of the parameter symbol The test number is selected by pressing the A or WE key The selection is accepted by the ENTER key transiting to the test realisation Individual tests are described in TESTINGS p 17 Each procedure ends after pressing the srop key after that a return to the selection of the parameter group fol lows 9 3 Description of systemic parameters S Systemic parameters are not related with recorder channels For the change of parameters see General principles of introduction and parameter review Setups of individual parameters besides the parameter Ne 0 can be printed by pressing SHIFT gt keys Parameter Ne 0 S0 PASSWORD Opening word Parameter format 0000 9999 The password 0000 which allows to a free access to the recorder parameter programming is set up by the manufacturer if the orderer does not
80. t store data thus the alarm 9 does not erase its contents and data preserve their continuity e Recording of the alarm state at recording alarm parameters C TH J T O 14 C ES olB d DO O del 610 0 10 13 0 9 O D O D Fig 16 50 The line describing the first alarm 9 occurrence includes the alarm feed description and the time marker After the de cay of the alarm state recorded at alarming parameter a return occurs to the hitherto existing recording parameters described by the time and feed parameter in the line 14 During the recording of the alarm state carried on at the alarm parameters commands concerning the change of recording parameters are not taken into consideration These com mands will be realized after finishing the record of the last parameter in this mode The last command concerning the same parameter will be taken into consideration e Chart description when changing the chart feed by binary signal INT EXT Zy T E 2 23 Q E 1 O D J TR L Fig 27 1 line of the current description including in this case the basic chart feed description INT 2 description line of the chart feed
81. tected by the KE8 recorder or the chart end function to this relay The chosen relay function symbol is displayed on the display field Ne 1 Parameter Ne 1 A1 ACT Relay activity type This parameter can assume two meanings e P inactive alarm the recorder does not react in case of an alarm state exceeding or a chosen event occurrence e A active alarm the recorder signals and records the exceeding of the alarm setup value or signals the chosen event occurrence CH ALARM VALUE Channel Ne Parameter Ne Type of alarm activity Relay Ne If the relay is placed in the measuring channel a pressure of the key after choosing the type of alarm activity causes the transit to the programming of the next alarm relay parameter ENTER If the function of event signalling is assigned to the relay the pressure of the key after choosing the type of alarm activity will cause the setup acceptance and the transition in the monitoring state of relay parameters parameters A2 A3 and A4 are inaccessible 36 Parameter Ne 2 A2 TYPE Alarm type The alarm type L or H should be assigned to each relay in the channel L means that after exceeding the programmed alarm level value towards the decreasing value the relay will short circuit its make contacts H means that after exceeding the programmed alarm value towards the increasing value the relay will short circuit
82. the housing Ends of current circuits and the housing 40 Binary inputs and the housing 5 CONSTRUCTION 5 1 Recorder construction The recorder housing 1 is made of a steel sheet and it is closed from the front by a door with a lock 2 housing door chart rewinder read out field and keyboard Bee terminals of measuring signals terminals of alarms terminals of the network supply terminals of the remote control socket of the RS 232C or RS 485 interface 10 terminal plate 12 cover OANA Fig 2 13 stanchions 14 functional earth terminals 15 catches Catches 15 are situated on the housing walls and serve to fix the recorder in the panel by means of screw holders entering into the composition of recorder accessories VALUE en em 19 Se i CR S 18 16 Fig 3 16 set screw 17 printing head 18 power switch 19 sensor of the chart end 20 audible signal 17 IE EESE INIRE NEL PEENE N E E PE AOE OO ETE Fig 4 26 27 28 29 30 27 28 29 30 Fig 5 bus circuit package of the input system package of execution systems power pack microcomputer package max 28 138 1 SE ee ee ee e l e wall 260 l 144 LV min 144 Fig 6 6 INSTALLATION 6 1 Recorder fitting in the panel The recorder is fixed to the panel by means of two screw holders put in th
83. the measuring channel which the number is set up on the display Ne 4 Then a transition to the relay parameter programming follows and the selected measuring channel number is displayed on the field Ne 1 If the relay was previously assigned to another measuring channel than indicated on the field Ne 1 it is set up as passive P If primarily the relay was of L type H then the alarm value is set up on the lower higher programmed range limit in the selected channel Other earlier set up parameters are not subject to change The setup of the measuring channel number 1 6 and the setup acceptance by means of the ENTIER key will cause the assignment of the chosen relay to the measuring channel which the number is setup on the display Ne 4 Then the transition to the relay parameter programming follows and the selected measuring channel number is displayed on the field Ne 1 If the relay was previously assigned to another measuring channel than indicated on the field Ne 1 it is set up as passive P If primarily the relay was on type L H then the alarm value is set up on the lower higher programmed range limit in the selected channel Other earlier set up parameters are not subject to change The setup of the sensor break symbol or the chart end symbol by means of the G or key and the setup acceptance by the ENTER key will cause the assignment of the sensor break signalling function de
84. to 65 Hz and optional direction 230 Va c 2 or 24Vd c a c 1 of the given value in the table 3 item 5 and 6 column 3 Zero Zero Co operating resistance ther Acc EN 60751 A2 1997 mometers Co operating thermocouples Acc EN 60584 1 1997 Recording chart and printing Paper roll chart 32 m and fanfold chart 16 m long acc DIN 16230 head Printing head type D33007A 66X 01 of DIA NIELSEN Value range or Tolerance of the reference value reference conditions Ambient temperature Air relative humidity Work position External magnetic field Wu External electrical field 2 o a c voltage Network supply Frequency Harmonic content factor Noisy signals Zero Preliminary heating time amplitude frequenc 0 11 Lae E NOTICE After using a recording chart from a new delivery one must pay attention to the calibration point covering accuracy of the beginning and the range end printed on the chart after starting the recorder with the appropriate lines of the recording chart In case of discrepancy exceeding 0 2 mm it is recommended to execute the calibration of the range acc the point 9 6 parameters C8 and C9 Table 3 Rated operating conditions and additional errors Influencing quantity or Value range or Number Measurement addi influencing factor reference conditions of the range tional errors or at tenuation ae Pea ee DEEN 0 23 50 C 01 13 f 0 2 110 C Sup
85. turn to the parameter edition with the automatically corrected setup value into the nearest correct value Parametr nr 4 A4 AL HYS Alarm hysteresis The alarm hysteresis defines the difference between the increasing and decreasing value of the measured signal defin ing in percentage the output range of the given channel causing the short circuiting or opening of active relay working contacts The hysteresis value is a fixed point number It is programmed in the range 0 1 1 5 of the output range measuring parameters P5 and P6 CH ALARM VALUE Channel Ne Parameter Ne Hysteresis value 37 Alarm value lt M Hysteresis The pressure of the ell key will cause the transition into the monitoring state An earlier use of the a key will cause the exit from the setup procedure of appropriate alarm parameters without any influence on their primary state 9 6 Recorder setups C Recorder setups are parameters which are not related to the measuring channels One can print each programmed setup by means of SHIFT gt keys Parameter Ne 0 CO P TRANSM Baud rate This parameter defines the baud rate when the recorder co operates with a computer One can choose one of these speed values 1200 2400 4800 or 9600 bauds CH ALARM VALUE Parameter Ne setup value Parameter Ne 1 C1 PROTOCOL Transmission protocol This parameter defines the transm
86. uding the time date name of realized operations channel colour codes and the recorder identification number Then messages 4 are described If an exchange of the recording chart has been carried out in the SELECTION AND REVIEW OF THE PARAMETER GROUP mode then these operations and descriptions will refer to the new recording chart 4 The exemplary message after the recording start reminding the servicing personnel about the existing break in the sensor circuit is described in the colour of the concerned channel 5 First release after the buffer capacity exceeding a loss of time continuity and date follows noted on the chart by the lt gt mark 59 When starting the recording 3 with the erasing of the buffer contents its contents will not be printed and the first release after the recording start will be described by a later time or at least the same time than the recording starting time 3 e Chart description when controlling by the START BIN STOP BIN SIGNAL I EE EK E Fig 29 1 Stoppage of the chart advance and recording by the STOP BIN The recorder continues measurements indications and signallings The recording chart is described by the time and date 2 The change of the signal state into START BIN causes a recording restart The status line containing the ti
87. ue and by SHIFT A or SHIFT WE keys the hour value corresponding to other data memorized in the buffer ALARM VALUE O8 The pressure of the srop key causes the exit from the memory buffer servicing After a pressure of the key the chart feed moves ca 10 mm and parameters of the record starting are described Data stored in the buffer from the data corresponding to the set time value are printed at the maximal speed After the emission of data from the buffer the recording mode is going on p 13 8 By pressing the ENTER key one can transit to review parameters from the chosen systemic parameter group S measuring P alarm A or recorder setups C without the change of setups and checking of the knowledge of the Opening word p 9 2 by means of the A or gv key e g the date in the systemic parameter group S CH ALARM VALUE The acceptance of the chosen parameter from the given group by pressing the ENIER key causes the recorder transit to the programming mode 19 SUPPLY SWITCHING ON No IS THE STATE RESET Which was the recorder working mode before the supply Writing of standard parame switching on ters in the memory RECORDING PROGRAMMING STOPPAGE SELECTION AND REVIEW OF THE PARAMETER GROUP mode S P C A t Recording stoppage state ST
88. umber The programming of the conversion function for the channel Ne 1 and Ne 3 as 033 means that the input value mea sured in the channel N21 is printed without changes in this channel and the output value measured in the channel N23 is averaged together with the measurement input value from the channel N21 and the result of this operation after the con version into the output value from the programmed interval O MIN 0 MAX variation interval of the conversion func tion for the channel Ne 3 is printed and displayed in the channel Ne3 The programming of the radical conversion func tion in the channel means that the currently measured input value Ux corresponds to the value Uout indicated on the read out field and printed on the chart It is recalculated acc the formula Uout O MAX O MIN x SQRT Ux IN MIN HUN MAX IP MIN O MIN Negative Ux values are treated as a 0 value 31 E g for data programmed in the channel Input range 1 5 Output range 4 20 After recounting we obtain For Ux 1 Uout 4 0 of the chart width For Ux 3 Uout 15 312 70 7 of the chart width For Ux 5 Uout 20 100 of the chart width The pressure of the ENTER key will cause the setup acceptance and the transition to the programming of the next parameter Parameter Ne 3 P3 CJ LR ACJC CJ compensation line resistance or transmitter resistance The programming way depe
89. urer standard parameters will be programmed in the recorder e User s parameter settings it is required to write down in parameter tables in the Ordering form setting values of respective parameters e RS 232C interface or RS 485 for a recorder with the LUMBUS communication protocol a demo version of the LEONARDO Version 6 00 program is delivered without the possibility to change recorder settings and without recording data measurements in the computer e RS 232C interface or RS 485 program to the recorder servicing from the computer with the recorder and only in the execution with the LUMBUS communication protocol for an additional charge we can deliver a commercial version of the LEONARDO Version 6 00 programme with the coding key enabling the full service of the given recorder from the computer level 69 25 MAINTENANCE AND GUARANTEE The KE8 recorder requires some periodical maintenance as described in the Service Manual In case of some incorrect unit operations 1 In the period given in the guarantee card One should return the recorder to the manufacturer s Quality Inspection Dept If the unit has been used in compliance with the instructions The manufacturer warrants to repair it free of charge The disassembling of the housing causes the cancellation of the granted guarantee 2 After the warranty period One should turn over the recorder to repair it in a certified service workshop Spare parts
90. with the erasing of the buffer contents An erasing of data follows which were not delivered on the chart yet Because of the loss of the time and data marked by the symbol lt gt the recording time of the first dot is described in the ALL CHANNEL RECORDING mode 5 data recording currently in the ALL CHANNEL RECORDING mode 13 5 Chart description when printing 24 hours reports A 24 hours report includes actual measurement results in output units of all active channels from each full hour or mean values in channels calculated from measurements in 1 hour time intervals maximal and minimal values in the channel described by the real occurrence time and the mean value of all measurements in the channel in the time interval comprised by the report If in hours comprised by the report printout an alarm state L H occurs in the given channel the symbol of the alarm type is printed beside the output value If an exceeding of the lower or upper limit of the output range occurred in the channel instead of the value the symbol of the exceeding direction MAX MIN is printed 24 H REPORT RN 2 00 5 00 E 8 254 5 122 0 6 e HU 3 7 500 8 5 20 9 19 0 5 11 1 5 01 2l o0 o gt I D V O 5 a JE 8 99 13 11 12 00 O G O SD
91. y switch the test over on the information display about the next relay number e Test Ne 04 test the astronomical time clock The test serves to check the time setup accuracy After starting the test the astronomical time with a 1 sec resolution appears on the display It will be updated every second e Test Ne 05 test of the recording system The test is foreseen to the evaluation of the carriage drive system efficiency sensor of the carriage position step by step motor resistance to motion along the guide After starting the test begins the printing of six parallel diagram lines distant from each other of 15 mm Line dots are recorded for one motion direction of the carriage Each successive dot in the line should be printed in the same colour e Test Ne 6 test of the carriage and sensor This test serves to check the work of the carriage extreme sensor One can take advantage of it when setting the sensor position After starting the test a vertical line distant of ca 10 mm from the chart initial line 0 is drawn on the recording chart The deflection of particular dots of this line from the straight line should not exceed 0 2 mm 63 e Test Ne 07 test of the temperature sensor The test serves to check the work of the cold junction temperature sensor in recorder executions with and auto matic compensation ACJC and the configuration correctness of the recorder for the sensor placed on the re corder t

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