Tecsis E1932 Reference Manual Download

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Force

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Pressure

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Temperature

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Switch

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Service

Reference Manual

E1932

Weighing indicator

931

enz

Summary of Contents for E1932

Page 1: ... Force Pressure Temperature Switch Service B Reference Manual E1932 Weighing indicator BE 931_Referenz ...

Page 2: ...16 3 11 1 Cable Shield Connection and Earthing 16 3 12 Regulatory Sealing Requirements 16 4 DATA ENTRY 17 4 1 Editing Annunciators 17 4 2 Numeric Entry 18 4 3 Selections and Options 18 5 BASIC OPERATION 19 5 1 Display and Controls 19 5 1 1 Front Panel Visual Display 19 5 2 Operation Keys 20 5 2 1 Primary Function 20 5 2 2 Editing Function 21 5 3 Stability Considerations 21 5 4 POWER Key 21 5 4 1 A...

Page 3: ... 2 SPAN Span Calibration Routine 43 8 2 Performing a Calibration with Direct mV V Entry 43 8 2 1 DIR ZER Direct Zero Calibration Entry 43 8 2 2 DIR SPN Direct Span Calibration Entry 44 8 3 Using Linearisation K302 only 44 8 3 1 ED LIN Edit Linearisation Points K302 only 45 8 3 2 CLR LIN Clear Linearisation K302 only 45 8 4 Using Gravity Compensation K305 only 45 9 SERIAL OUTPUTS 47 9 1 Network Com...

Page 4: ...3 12 3 R323 Dimensions 61 12 4 Setup Menu Quick Reference 63 12 5 Error Messages 65 12 5 1 Weighing Errors 65 12 5 2 Setup and Calibration Errors 66 12 6 Diagnostic Errors 67 12 7 Glossary Terms 68 12 8 List of Figures 68 12 9 List of Tables 68 13 INDEX 69 ...

Page 5: ...solated communications link to be established with a PC using an opto LINK cable which enables software upgrades and the use of computerised setup and calibration via the Viewer software Refer to opto LINK Optional page 15 for more information 1 1 Overview This instrument provides ZERO and TARE functionality as well as more setup options eg serial and setpoints and printing functionality It also s...

Page 6: ...ction diagrams etc Communications Manual Contains details on the extended networking capabilities communications protocol 1 4 This Reference Manual There are several indicators based on the R320 with differing enclosure and mounting arrangements This manual contains details of information common to all derivatives of the R320 series of indicators Note In this manual any reference to the R320 inclu...

Page 7: ...ay LED Backlit LCD with six 20mm high digits with units and annunciators Setup and Calibration Full digital with visual prompting in plain messages Digital Filter Sliding window average from 0 1 to 4 0 seconds Zero Range Adjustable from 2 to 100 of full capacity Power Input Standard Power Input 7 to 24VDC 4 8 7 2 9 6 12 and 24V batteries 2 5 VA max ON OFF key with memory feature Variants AC AC Plu...

Page 8: ... should be located well away from any power or switching circuits For full EMC or for RFI immunity termination of cable shields and correct earthing of the instrument is essential Indicator and load cell cable are sensitive to excessive electrical noise Install well away from any power or switching circuits 3 3 Electrical Safety For your protection all mains electrical hardware must be rated for e...

Page 9: ...e instrument can be operated from a high quality plug pack as long as there is sufficient capacity to drive both it and the load cells If an optional battery pack is fitted then the supplied charging system must be used 3 8 Load Cell Connection 3 8 1 Load Cell Signals and Scale Build Very low output scale bases may be used but may result in some instability in the weight readings when used at high...

Page 10: ...d a 6 wire extension is required to maintain accuracy The BUILD CABLE option must be set to 4 to allow for 4 wire connection Refer to CABLE 4 Wire or 6 Wire page 32 Figure 3 4 Wire Connections 3 8 3 6 Wire Connection The excitation and signal lines are connected the same as for a 4 wire installation The extra two wires Sense and should be connected to the Excitation and lines as close as possible ...

Page 11: ...uxiliary Connections This section provides diagrams to illustrate the terminal connections 3 9 1 RS 232 Serial Network One Instrument to PC RXD TXD GND Figure 5 RS 232 One Instrument to PC using COM Port DB9 Figure 6 RS 232 One Instrument to PC using COM Port DB25 ...

Page 12: ...munications errors or for longer cable runs lower the baud rate to 4800 or 2400 and or use the Long Ring Network in Figure 8 below which uses a separate return path from the Last Instrument to the PC For DB25 connections at the PC connector refer to Figure 6 above When operating in a Ring Network the Instruments must have same serial port options i e baud parity data bits stop bits unique addresse...

Page 13: ...uments to PC RXD TXD GND The Long Ring Network layout can be used in situations where each leg of the cable run can be up to about 150 m 500 ft at 9600 baud If there are communications errors lower the baud rate to 4800 or 2400 Figure 8 RS 232 Long Cable Runs Ring Network using COM Port DB9 ...

Page 14: ...o enable the remote input ie SPEC REM FN The SERIAL TYPE option must be set to AUTO PRINT or AUTO PR When using SERIAL TYPE of PRINT or AUTO PR the SPEC REM CHR must be set to an appropriate character that will not affect the printer This character will be sent repeatedly when the transmitter is idle regardless of the state of the DTR line Note The remote input will not function when in setup or w...

Page 15: ...C connect 24V to the common terminal The outputs can then be connected directly to PLC inputs so when activated are active the PLC will see a 22V signal approx the exact switch loss will depend on loading of the output To drive external loads eg relays connect the relay coil positive supply to the output common and the output line directly to one side of the relay coil Connect the other end of the...

Page 16: ... a PC The PC end of the opto LINK cable is a standard female DB9 connector or USB connector The instrument end of the cable consists of an infrared transceiver which attaches to the left side of the instrument display To facilitate a quick and simple connection the infrared transceiver is secured in place by a permanent magnet located within the head of the opto LINK Refer to opto LINK Activation ...

Page 17: ...nstrument must be separately connected to ground potential via a reliable link The instrument should only be connected to earth via a single reliable link to avoid earth loops Where each instrument is separately earthed interconnecting cable shields should be connected at one end only This also applies to communications cable shields in Ring Networks refer to Short Ring Network and Long Ring Netwo...

Page 18: ... editing annunciators When in Setup press the corresponding keypad key below the annunciator Figure 15 Editing Annunciators Editing Annunciator Key Name Description GRP ZERO Steps through the list of Groups ITM TARE Steps through the list of Items Press this key to accept changes and return to the menus Also refer to the OK description below SEL GROSS NET Moves the editing cursor in some editing m...

Page 19: ... be flashing Press SEL to advance to the next digit When the digit to edit is flashing press EDT repeatedly to cycle from 0 through 9 When the new digit to be set is flashing either press SEL to move to the next digit to edit and repeat the previous step or press OK or ITM to accept all of the displayed digits including the flashing digit and re display the menu item name 4 3 Selections and Option...

Page 20: ...play Figure 16 shows the main elements of the front panel The instrument has various main display sections for the visual output of weight information Each display section is described below Weight Display The Weight Display indicates the weight readings setup information errors and warnings Units Display The Units Display shows the units of the weight reading as either grams g kilograms kg pounds...

Page 21: ...ERO BAND Visible when the displayed weight is within the zero dead band setting The zero band symbol shows near the top right corner of the display HOLD Visible when the displayed reading is held LOW BATTERY Visible when battery voltage is too low and batteries need replacing or recharging The low battery symbol shows in the top right corner of the display Table 1 Status Annunciators When in Setup...

Page 22: ...off To initially turn the instrument on press and hold the POWER key The display will show the following Display segments will light and then clear Software Version eg V1 0 Calibration Counter eg C 00010 Refer to Calibration Counter page 27 for more information The current weight will then display To turn the instrument off press and hold the POWER key for three seconds The instrument will display...

Page 23: ...P Refer to Industrial vs NSC OIML and NTEP Modes page 27 for more information The weight tared is deducted from the allowable range of the scale reducing the maximum weight that can be displayed The tare adjustment is stored when power is removed and is re used when next powered up 5 6 1 Preset Tare This feature enables the user to manually enter the tare weight When there is a preset tare weight ...

Page 24: ...YPE setting will be re activated 5 8 PRINT Key If a printer or computer has been attached to the instrument and the manual print function has been selected the PRINT key will trigger an output of the current weight reading The PRINT prompt is displayed while waiting for the printer to accept data If the printer is offline the PRINT prompt will remain for a maximum of 10 seconds before the operatio...

Page 25: ...used in this manual are listed in the Glossary Terms page 68 Term Definition Units Units of measurement kilograms tonnes pounds etc Full Scale Total change in weight between zero gross load and full capacity gross load Resolution or Count by Smallest change in weight units that the display can show Total Number of Graduations Maximum number of display steps between zero gross load and full capacit...

Page 26: ...dings without exceeding the maximum number of graduations available in the certification of the load cell This mode of operation allows for operation with fine increments for a low weight range and coarse increments in a high range Example This example provides checks to ensure the capability of an indicator in dual range mode to read a stable weight on extremely small divisions compared to the lo...

Page 27: ...t by 1 Calculating the total number of graduations for Range 2 Check that the number of graduations for range 2 meets the requirements of both the loadcell and instrument 6 4 Gravity Compensation K305 Only If there is a difference in gravitational acceleration between the factory where the scale is calibrated and the installed location then weighing errors can occur The Gravity Compensation featur...

Page 28: ... Counter section below and also to the USE Scale Use section page 32 for setup information The following table lists the operation differences for each of these modes Element Industrial NSC OIML NTEP Underload 105 of full scale 1 or 2 of full scale depending on zero range setting 1 or 2 of full scale depending on zero range setting 1 or 2 of full scale depending on zero range setting Overload 105 ...

Page 29: ...ked with indicate that the setting is legal for trade critical settings 6 9 Passcodes The instrument has two levels of passcodes to provide a security lock on accessing Setup via the keypad Full Setup Passcode Safe Setup Passcode The Full Setup passcode can also be used to access Safe Setup 6 9 1 Full Setup Passcode Setting a passcode for Full Setup restricts any access to Full Setup Refer to FULL...

Page 30: ...ENIED Refer to Passcodes page 28 for more information Full Setup WARNING All items in all menus will be enabled in Full Setup Care should be taken to avoid inadvertently altering the Build or Calibration settings To access Full Setup first ensure the instrument is on Then press and hold both the POWER and FUNCTION keys together for two seconds Full Setup can also be entered by pressing a push butt...

Page 31: ... keys together for two seconds Method 3 Press the GRP key repeatedly When End displays press ITM or OK The instrument will beep and then display the following SAVING Software Version eg V1 0 Calibration Counter eg C 00010 Refer to Calibration Counter page 27 for more information R series instruments only The current weight will then display Warning If the power is interrupted while in setup ie by ...

Page 32: ...al point in the correct position Can be set from 000000 none to 0 00000 Default 000000 CAP Maximum Capacity Sets the nominal maximum capacity or full scale of the scale This is set in weighing units eg kg t etc with the decimal point in place For example if a scale is to weigh 500 0 kg in 0 5 kg increments CAP is set to 500 0 and RES is set to 5 Range 000100 to 999999 Default 003000 RES Count by R...

Page 33: ...NDUST Industrial or NTEP Default INDUST FILTER Reading Average The instrument can average a number of consecutive readings when calculating the displayed weight This is used to dampen unwanted weight fluctuations caused by vibrations or dynamic forces High settings will stabilise the display at the expense of rapid response to sudden weight changes Options are NONE 0 2 0 5 1 0 2 0 3 0 4 0 time in ...

Page 34: ... over the full weight range Always enter a number in multiples of display units Refer to RES Count by Resolution page 31 for more information Default 0 ie 0 5 to 0 5 graduations R ENTRY Entry Means to Full Setup This setting can be used to restrict access to the full setup The first entry to the full setup menu using the push button on the rear of the instrument causes all future access to the ful...

Page 35: ...t weights The accuracy of this method is limited to the accuracy of the published load cell ratings G INST Installation Gravity K305 Only Select to enter the gravitational acceleration of the location at which the scale is installed Only necessary when using the Gravity Compensation feature Range 9 750 to 9 860 Default 9 810 G FAC Factory Gravity K305 Only Select to enter the gravitational acceler...

Page 36: ...on Range 000000 to 999999 Default 000000 It is important to note that when restricting Full access to Setup the passcode must not be forgotten It is only possible to circumvent the passcode at the factory Care must be taken when setting the Full Digital Setup Passcode to ensure that the instrument does not become permanently locked KEY LOC Front Panel Key Locking This item allows individual keys t...

Page 37: ... key functions ie where KEY1 ZERO KEY2 TARE KEY3 GROSS NET KEY4 PRINT and KEY5 FUNCTION The remote input can also be set to BLANK where when the remote input is pressed and held the indicator displays dashes ie and the front five key functions are disabled When the remote input is released the indicator display and front key functions return to normal For the REM FN to have any effect the SERIAL T...

Page 38: ...of the first serial output The port can be disabled or set to run as an automatic output or a network device Options are NET Network Communications AUTO Enables 10 Hz automatic transmission using the format selected below SERIAL FORMAT SINGLE Enables transmission on pressing the PRINT key using the format selected below SERIAL FORMAT A long press of the PRINT key has no effect PRINT Enables printe...

Page 39: ...em Refer to Setpoints page 52 for a detailed explanation of setpoints SETPT 1 Output 1 Type The type of output control associated with output 1 Options are OFF The output is disabled turned off ON The output is enabled turned on OVER The output is turned on when the source weight is over the target value and turned off otherwise UNDER The output is turned on when the source weight is under the tar...

Page 40: ...ERO The output will be driven when ever the weight motion is within the zero deadband NET The output will be driven when ever net weight is displayed ERROR The output will be driven when ever there is a diagnostic error Default OFF SRC 2 Weight Source for Output 2 The weight source determines the weight reading that is used for output 2 comparisons Options are GROSS Use gross weight readings alway...

Page 41: ... before returning to the menu FRC OUT Force Outputs Forces each of the output drivers in turn All outputs turn OFF when leaving this step The EDT key will advance through each output ie ON 1 and ON 2 Pressing OK will turn all outputs off and exit the test O LOAD Overload Count Displays a count of the number of times that the A D conversion has been out of range since the count was last reset This ...

Page 42: ...l display DONE to indicate that the operation has been completed Restoring the factory options does not affect the calibration To reset the calibration to factory condition CAL FAC CAL must be used Refer to FAC CAL Restore Default Factory Calibration page 34 This menu item is only available when in Full Digital Setup mode 7 4 10 End Leaving Setup Refer to Exiting Full or Safe Setup page 30 ...

Page 43: ...proved range Note It should not be assumed that just because the instrument has successfully calibrated a scale that the scale is correct for trade use Always check the scale build against the approval specification 8 1 Performing a Digital Calibration with Test Weights 0 500 1000 1500 2000 2500 3000 3500 0 2 4 6 8 10 Load Cell Output mV Weight Kg Span Point preferably at full load Zero Point Figu...

Page 44: ...nning is in progress When the process is complete the display will return to weight to allow the new weight reading to be checked When the Span Calibration is complete press the ITM key to leave the Spanning routine or press SEL EDT or OK to re edit the calibration weight and repeat the operation 8 2 Performing a Calibration with Direct mV V Entry In applications where test weights are not easily ...

Page 45: ...or the load cell output From the chart it can be seen that the trace with no linearisation applied is a poor approximation to the real characteristic By applying one or more linearisation points more accurate weight readings can be achieved 0 500 1000 1500 2000 2500 3000 3500 0 2 4 6 8 10 Load Cell Output mV Weight Kg Actual Load Cell Characteristic No Linearisation Linearisation Applied Span Poin...

Page 46: ...lear Linearisation K302 only Press the SEL key to step through the list of points Each point is shown as Ln ppp where n is the point number 1 to 10 and ppp is the approximate percentage of full scale where the linearisation is applied For example L1 050 designates that linearisation point one is active and was entered at about 50 of full scale Unused linearisation points are shown with a row of da...

Page 47: ...up the user will be prompted to enter the gravitational acceleration of their location G INST At this prompt the user can enter this setting one time only without affecting the calibration counter Once a valid setting has been entered the user will not be prompted again The G INST setting can be edited directly in the calibration menu however this will result in the calibration counter being incre...

Page 48: ...entral computer or PLC A COMM command and response might be 20110150 CR LF 9F110150 07 01 2030 17 29 CR LF 9 1 2 Ring Network Enhancement Instruments can be installed in a Ring Network This also requires the central computer to send additional framing characters Echo On DC2 ASCII 12 H and Echo Off DC4 ASCII 14 H around each command A Ring Network enhanced COMM command and response might be DC2 201...

Page 49: ... Where STX Start of transmission character ASCII 02 ETX End of transmission character ASCII 03 SIGN The sign of the weight reading space for positive dash for negative WEIGHT 7 A seven character string containing the current weight including the decimal point If there is no decimal point then the first character is a space Leading zero blanking applies STATUS Provides information on the weight rea...

Page 50: ...d G for Gross or N for Net If counting is active the printout has a fifth line for the counting information p for pieces as follows 164 p Whenever a new sample is taken when counting the instrument prints the sample as in the following format SAMPLE 100 p 50 0 kg In addition to the printout the instrument adds the weight and pieces printed to the internal weight and count totals A long press of th...

Page 51: ...than 7F H will be interpreted as ASCII characters Alternatively you can use the protocols and techniques described in the Communications Manual to enter custom strings The following tokens are available Token Name Hex Value Description Gross Weight CF H Current gross weight Net Weight DO H Current net weight Tare Weight D8 H Current tare weight Display Weight D9 H Current display weight Count F0 H...

Page 52: ...e PRINT key will print the programmed print string up to 80 characters including tokens A long press of the PRINT key will print the programmed summary print string up to 20 characters including tokens 9 6 Master Serial Output In Master mode the instrument sends out the entire contents of the LCD every 100msec This is essentially the same as AUTO output but the format of the output string is desig...

Page 53: ... output 2 to be independently configured as Off On an overload setpoint an underload setpoint output on motion output on zero output when net displayed output on error output when an error occurs The SET PTS SRC 1 2 settings allow the gross weight displayed weight or net weight to be chosen as the source for the setpoint operation This allows the overload and underload limits to be linked to gross...

Page 54: ...s the TEST key to clear the display then show all segments of the display then clear the display again before returning to normal operation 11 2 3 COUNT Use this key to perform pieces counting Press the COUNT key to switch between weight display and counts display The instrument annunciator shows p for pieces To record a new sample do the following Tare off any containers Place the sample on the s...

Page 55: ...played K303 will not print while a weight is held 11 2 6 LIVE WT The LIVE WT key is used to enable live weight averaging With this feature it is possible to determine the weight of a continually moving mass eg livestock Press and hold the LIVE WT key to switch between normal weighing and live weight mode The display will briefly show NORMAL or LIVE WT During normal weighing this key operates exact...

Page 56: ...eshold and has been below the autotare threshold since the last autotare The tare weight is reset to zero when the autotare feature is active and the gross weight is motionless within the zero dead band Press the A TARE key to switch between normal weighing and automatic tare mode An annunciator will appear in the middle of the right hand side of the display to indicate that the automatic tare mod...

Page 57: ...ociated with output1 The SetPt 1 annunciator appears briefly on the display before editing mode is entered to indicate that the output 1 threshold is being edited Press the OK key to enter the output 1 threshold Change the threshold to the required value using the SEL and EDT keys Press the OK key to store the new output 1 threshold When the process is complete the display will move on to editing ...

Page 58: ...Page 57 12 Appendix 12 1 R320 Dimensions Weight Indicator Dimensions in mm 1 inch 25 4 mm 3D View Front View Side View Back View Weight Indicator Desk Mount with Battery Compartment Dimensions in mm 1 inch 25 4 mm 3D View Front View Side View Top View ...

Page 59: ...Reference Manual Rev 3 23 Software Versions 3 xx Page 58 Weight Indicator IP65 rear boot Dimensions in mm 1 inch 25 4 mm 3D View Front View Side View Back View Bottom View ...

Page 60: ...Reference Manual Rev 3 23 Software Versions 3 xx Page 59 Weight Indicator Hanging Scale 3D View Front View 166mm 6 5in Side View 161mm 6 3in 201mm 7 9in 78mm 3 1in Top View ...

Page 61: ...ng Details Affix sealing stickers to the rear of the instrument over one or more screws in the locations indicated Also affix a sealing sticker over the load cell cable where the cable tie strain relief is attached as indicated Affix stickers in the locations indicated ...

Page 62: ...Page 61 12 3 R323 Dimensions Weight Indicator Desk Mounted Dimensions in mm 1 inch 25 4 mm Desk Mounted 3D View Front View Side View Bottom View Weight Indicator Panel Mounted Dimensions in mm 1 inch 25 4 mm Panel Mounted 3D View Front View Rear View ...

Page 63: ...Reference Manual Rev 3 23 Software Versions 3 xx Page 62 Weight Indicator Wall Mounted Dimensions in mm 1 inch 25 4 mm Wall Mounted 3D View Front View Side View Back View ...

Page 64: ...LIN Clear Linearisation Points 34 DIR ZER Direct Zero Calibration 34 DIR SPN Direct Span Calibration 34 G INST Installation Gravity K305 Only 34 G FAC Factory Gravity K305 Only 34 G FIRST Prompt on first powerup K305 Only 34 FAC CAL Restore Default Factory Calibration 34 SPEC SAFE PC Safe Security Passcode for Digital Setup 35 FULL PC Full Security Passcode for Digital Setup 35 1 KEY LOC Front Pan...

Page 65: ...ur 40 MINUTE Set Minute 40 TEST SCALE Scale Base Test Display 40 FRC OUT Force Outputs 40 O LOAD Overload Count 40 CLR OLD Clear Overload 40 FACTRY DEFLT Restore Factory Settings Except for Calibration and Build 40 1 END Save settings and return to normal weighing mode Refer to Exiting Full or Safe Setup 30 ...

Page 66: ...n Resolution U The weight is below the minimum allowable weight reading Increase the weight or decrease the minimum allowable weight reading O The weight is above the maximum allowable weight reading Warning overloading may damage mechanical scale elements Check the condition of load cell connections Check for damaged load cell ZERO ERROR The weight reading is beyond the limit set for Zero operati...

Page 67: ... to an existing calibration point Re enter the calibration point Points must be spaced by at least 2 of full scale from each other Refer to Using Linearisation K302 only page 44 for more information RES LO The scale build is configured for less than 100 graduations Check the resolution count by and capacity settings RES HIGH The scale build is configured for more than 30 000 graduations 60 000 gra...

Page 68: ...t too low or too high Fix up scale build E0100 The digital setup information has been lost Re enter setup E0200 The calibration information has been lost Re calibrate E0300 All setup information has been lost Enter setup and calibrate E0400 The factory information has been lost Return for Service E0800 The EEPROM memory storage chip has failed Return for Service E2000 ADC Out of Range Error This m...

Page 69: ...o Frequency Interference Ring Network A network of up to 31 Instruments connected to a central computer RS 232 Standard for communications hardware layers Step Response The step response is the time between placing a weight on the scale and the correct weight reading being displayed Transients A temporary voltage oscillation or spike caused by a sudden change of load or other external influence Un...

Page 70: ... Key 23 opto LINK Activation 22 23 Group and Items 30 Groups and Items 31 H HI RES 32 63 HOLD 54 HOUR 40 I Industrial vs OIML and NTEP Mode 27 INIT Z 32 63 K Key Functions 53 KEY FN 35 53 63 KEY LOC 35 Keypad Normal Operation 17 L L in P 34 45 LIVE WT 54 55 56 Load Cell Connection 8 Load Cell Signals 8 M Master Serial Output 50 51 MINUTE 40 MONTH 40 MOTION 21 32 63 N Network Communications 47 NONE...

Page 71: ...Reference Manual Rev 3 23 Software Versions 3 xx Page 70 Notes ...

Page 72: ...tecsis GmbH Carl Legien Straße 40 44 63073 Offenbach am Main Germany Tel 49 69 5806 0 Fax 49 69 5806 7788 E Mail info tecsis de Internet www tecsis de ...

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