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420 Plus Installation Manual

1. Display and e zero calibration A D count vali ue Display and edit TALI dit test weight value Display and edit span calibration TAL Press Enter to remove offset from zero and span calibrations A D count value WPT N were ers Y ers Y Mer CAL Display and edit e Same as PT gt 1 span calibration A D count value Figure 3 7 Calibration Menu CALIBR Menu Parameter Choices Description Level 2 submenus WZERO Display and edit the zero calibration A D count value DO NOT adjust this value after WSPAN has been set WVAL Display and edit the test weight value WSPAN Display and edit the span calibration A D count value WLIN WPT gt 1 Press ENTER to display and edit test weight value Pressing ENTER again will calibrate and WPT gt 5 display the raw A D value Pressing ENTER a third time will move to the next calibration point For millivolt calibration press ENTER to display and edit the test weight value Press ENTER again to display and edit the millivolt value for that weight Press ENTER a third time to calibrate and display the raw A D value Press ENTER the fourth time to move to the next point REZERO Press Enter to remove an offset value from the zero and span calibrations if hooks or chains are being used during calibration Always use this parameter after WZERO and WSPAN have been set to re cap
2. max YA MAXNEG J TwzeRO TWSPAN ae Go eee ZEROSC Figure 3 13 Analog Output Menu ALG OUT Menu Parameter Choices Description Level 2 submenus SOURCE GROSS Specifies the source tracked by the analog output NET OFFSET 0 Zero offset Selects whether the analog output supplies voltage 0 10 V or current 4 20 mA 20 output Select 0 for 0 10 V output select 20 for 4 20 mA output ERRACT FULLSC Error action Specifies how the analog output responds to system error conditions HOLD Possible val ZEROSC ossible values are FULLSC Set to full value 10 V or 20 mA HOLD Hold current value ZEROSC Set to zero value 0 V or 4 mA MIN 000000 Specifies the minimum weight value tracked by the analog output Specify a weight value in number primary units in the range 0 999 999 MINNEG OFF Turn ON or OFF ON MAX 010000 Specifies the maximum weight value tracked by the analog output Specify a weight value in number primary units in the range 0 999 999 MAXNEG OFF Turn ON or OFF ON TWZERO Tweak zero Adjust the analog output zero calibration Use a multimeter to monitor the analog output value Press and hold A or V to adjust the output Press to save the new value TWSPAN Tweak span Adjust the analog output span calibration Use a multimeter to monitor the analog output value Press and hold A or V to adjust the o
3. Reporting commands see Table 5 2 send specific information to the EDP port These commands can be used in both setup mode and normal mode Command Function DUMPALL List all parameter values VERSION Write 420 Plus software version P Write current displayed weight with units identifier See Section 7 2 on page 43 for more information ZZ Write current weight and annunciator status See Section 7 2 on page 43 for more information S Write one frame of stream format See Table 5 12 on page 37 for information about the SX and EX commands Table 5 2 EDP Reporting Commands 5 1 3 The RESETCONFIGURATION Command The RESETCONFIGURATION command can be used to restore all configuration parameters to their default values Before issuing this command the indicator must be placed in test mode press and hold setup switch for approximately three seconds to show TEST menu This command is equivalent to using the DEFLT function on the TEST menu See Section 7 9 on page 51 for more information about test mode and using the TEST menu 5 1 4 Parameter Setting Commands Parameter setting commands allow you to display or change the current value for a particular configuration parameter Tables 5 3 through 5 11 Current configuration parameter settings can be displayed in either setup mode or normal mode using the following syntax command lt ENTER gt Most parameter values can be changed in setup m
4. PRN Port Power Supply ED 5AV LED 5V amp 3 3V Flashing red TXD activity Flashing green RXD activity On steady or off No activity Flashing red TXD activity Flashing green RXD activity On steady or off No activity Excitation ADC supply on Digital logic supply on 52 420 Plus Installation Manual Operation Status LEDHB Microprocessor LED AD ADC LED MEM Memory Test LED ANA Analog Option Card Digital Input Output Status DO 1 Digital Out 1 DO2 Digital Out 2 DI 1 Digital In 1 DI 2 Digital In 2 Table 7 8 TARE and ZERO Key Functions for REGULAT Parameter Settings Flashing green Active Red Fault Green Active Red Fault Green Pass Red Fail Red Not Implemented active low active low active low active low On when lit On when lit On when lit On when lit a gt SS 112 Specifications Model Numbers United States International Power AC Line Voltages Frequency Power Consumption Fusing Power DC Line Voltages Power Consumption Fusing Analog Specifications 420 2A AC NEMA 5 15 420 2C DC 420 2B AC CEE 7 420 2D DC 115 or 230 VAC 50 or 60 Hz 1 5 A 115 VAC 8W 0 75 A 230 VAC 8W 2 5 A 5 x 20 mm fuse 9 36 VDC DC Input 1 5 A Max Internal short circuit protection Full Scale Input Signal Up to 22 5 mV Excitation Voltage Sense Amplifier Analog Signal Input Range Analog Signal Sens
5. UNITS Units SAMPLE EXT 1 1 t Move RIGHT i ENTER I i Not used Move LEFT i I lo US S DS S DS S D SSS ey Se et wy eh pent ey a I Figure 7 7 Front Panel Key Functions in Test Mode TEST Menu Function Description A DTST Display A D test Press and hold Enter key to display raw count from A D converter DEFLT Default parameters Press setup switch and Enter key at the same time to reset configuration and calibration parameters to factory default values Load cells must be recalibrated before using the indicator see Section 4 0 on page 30 Table 7 7 Test Mode Menu Functions 420 Plus Installation Manual Appendix 51 110 Regulatory Mode Functions Front Panel Key Function REGULAT Parameter Value Weight on Scale Tare in System TARE ZERO NTEP zero or negative no no action ZERO yes CLEAR TARE positive no TARE yes TARE CANADA Zero or negative no no action TARE yes CLEAR TARE positive no TARE yes no action OIML zero or negative no no action ZERO yes CLEAR TARE ZERO and CLEAR TARE positive no TARE ZERO yes TARE ZERO and CLEAR TARE NONE zero or negative no TARE ZERO yes CLEAR TARE positive no TARE yes CLEAR TARE 111 LED Functions The following is a list of diagnostic LEDs for the 420 Plus see Figure 2 4 7 for locations on the 420 Plus CPU board Serial Port Status LED1 EDP Port LED2
6. hole and pressing the setup switch When the indicator is placed in setup mode the word CONFIG is shown on the display The CONFIG menu is the first of ten main menus used to configure the indicator Detailed descriptions of these menus are given in Section 3 2 on page 16 When configuration is complete return to the CONFIG menu and press the A ZERO key to exit setup mode then replace the setup switch access screw 3 1 Configuration Methods The 420 Plus indicator can be configured by using the front panel keys to navigate through a series of configuration menus or by sending commands or configuration data to the EDP port Configuration using the menus is described in Section 3 1 3 on page 15 Configuration using the EDP port can be accomplished using either the EDP command set described in Section 5 0 or the Revolution software 3 11 Revolution Configuration The Revolution configuration utility provides the preferred method for configuring the 420 Plus indicator Revolution runs on a personal computer to set configuration parameters for the indicator When Revolution configuration is complete configuration data is downloaded to the indicator General Formatting Fitering Graduations 10000 Zero Track Band Overload Range Full Scale Full Scale 1 div Full Scale 9 div 0 5 Div 1 Div Tare Function 3 Div No Tare Push Button Tare Zero Range Keyed 100 10 Display Div 20 Display Div Launch
7. using the WLIN parameter provides increased scale accuracy by calibrating the indicator at up to five additional points between the zero and span calibrations Linearization is optional if you choose not to perform linearization skip the WLIN parameter if linearization values have previously been entered these values are reset to zero during calibration To perform linearization follow the procedure below Standard Calibration With WLIN displayed Press Y to go to the first linearization point PT gt 1 Place test weights on the scale and press or ENTER Enter the actual test weight value then press to calibrate The indicator displays CAL while calibration is in progress When complete the A D count for the linear calibration is displayed Press again to save the calibration value and go to the next prompt PT gt 2 4 2 Repeat for up to five linearization points To exit the linearization parameters press A to return to WLIN Millivolt Calibration If millivolt calibration is enabled press to display and edit the test weight value press again to display and edit the millivolt value for that weight press again to calibrate and display the raw A D count press again to move to the next calibration point The rezero function is used to remove a calibration offset when hooks or chains are used to hang the test weights If no other apparatus was used to hang the test weights during cali
8. CONFIG Menu Parameter Choices Description MOTBAND 1 Sets the level in display divisions at which scale motion is detected If motion is not number detected for 1 second or more the standstill symbol lights Some operations including print tare and zero require the scale to be at standstill Maximum legal value varies depending on local regulations If this parameter is set to O the standstill annunciator will be set continuously on and operations including zero print and tare will be performed regardless of scale motion If O is selected ZTRKBND must also be set to 0 OVRLOA FS 2 Overload Determines the point at which the display blanks and an out of range error FS 1D message is displayed Maximum legal value varies depending on local regulations FS 9D FS SMPRAT 15HZ Sample rate Selects measurement rate in samples per second of the analog to digital 30HZ converter Lower sample rate values provide greater signal noise immunity 60HZ 7 5HZ DIGFL1 2 Digital filtering Selects the digital filtering rate used to reduce the effects of mechanical DIGFL2 4 vibration from the immediate area of the scale DIRA A Choices indicate the number of A D conversions that are averaged to obtain the 39 displayed reading A higher number gives a more accurate display by minimizing the effect of a few noisy readings but slows down the settling rate of the indicator See 64 a AER ARD 1 Section 7 7 on page 49 f
9. G gram 0000000 Indicators sold outside North America are configured with KG for both EJ Note primary and secondary units Secondary Units SECNDR Parameter DECPNT 88888 8 Decimal point location Determines the location of the decimal point or dummy zeros in 888888 the secondary unit display 888880 8 88888 88 8888 888 888 8888 88 DSPDIV 5D Display divisions Selects the value of minimum division size of the displayed weight 1D 2D UNITS KG Specifies secondary units for displayed and printed weight Values are KG kilogram OZ OZ ounce TN short ton T metric ton G gram LB pound TN T G NONE LB MULT 0 453592 Multiplier Specifies the conversion factor by which the primary units are multiplied to Enter other obtain the secondary units The default is 0 453592 which is the conversion factor for choices via changing pounds to kilograms See Section 7 6 on page 48 for a list of multipliers keyboard y amma Multipliers are pre configured within the indicator Manual entry is Note only necessary when NONE is selected under UNITS To toggle between primary and secondary units press the UNITS key Table 3 3 Format Menu Parameters Continued AAA 20 420 Plus Installation Manual RICE LAKE WEIGHING SYSTEMS 3 23 Calibrat See Section 4 0 on page 30 for Calibration procedures CONFIG FORMAT CALIBR SERIAL PROGRM PFORMT SETPNT DIGIN ALGOUT VERS
10. Manual entry is only necessary when NONE is selected under UNITS Long tons and grain units listed in Table 7 6 cannot be directly specified as primary or secondary units For these or other unlisted units of weight specify NONE under UNITS Ensure that the secondary decimal point position is set appropriately for the scale capacity in the secondary units If the converted value requires more digits than are available the indicator will display an overflow message OVERFL For example if the primary units are short tons secondary units are pounds and the secondary decimal point is set to 8888 88 the indicator will overflow if 5 tons or more are applied to the scale With 5 tons applied and a conversion factor of 2000 the secondary units display needs five digits to the left of the decimal point to display the 10000 Ib secondary units value 48 420 Plus Installation Manual Primary Unit x Multiplier Secondary Unit grains 0 064799 grams 0 002286 ounces 0 000143 pounds 0 000065 kilograms ounces 437 500 grains 28 3495 grams 0 06250 pounds 0 02835 kilograms pounds 7000 00 grains 453 592 grams 16 0000 ounces 0 453592 kilograms 0 000500 short tons 0 000446 long tons 0 000453 metric tons short tons 2000 00 pounds 907 185 kilograms 0 892857 long tons 0 907185 metric tons grams 15 4324 grains 0 035274 ounces 0 002
11. RO RERO E ROC ER Rx ada 50 1 9 Test MOGs cius he PIDE RH pu S Rae curd ca RU Te Maska Re ut B RC h DR d tet cn 51 AO Regulatory Mode FUNCHONS 3520 es kx Rs et phase ee OY pea RE E REX eine eed hee NR RE 52 TAAL CED FUNCIONS x4 cde o RC o Ba elo Reque Be k RR Rh qid chy der pu BB e Bela Go A E rie 52 A2 SPCCHCAONS 2s acc xx eR e e aed he Heese ROR PEE es ees Roa ee 8 53 420 Plus Limited Warranty DA RICE LA se Rice Lake continually offers web based video training on a growing selection TUNE of product related topics at no cost Visit www ricelake com webinars 420 Plus Installation Manual About This Manual This manual is intended for use by service technicians responsible for installing and servicing 420 Plus HMI digital weight indicators This manual applies to indicators using Version 1 14 of the 420 Plus software Configuration and calibration of the indicator can be accomplished using the indicator front panel keys the EDP command set or the Revolution configuration utility See Section 3 1 on page 14 for information about configuration methods 10 Introduction Some procedures described in this manual require work inside the N aming indicator enclosure These procedures are to be performed by qualified service personnel only The Operator Card included with this manual provides basic
12. Scale off Wizard Motion Band 2 Display Div Figure 3 1 Sample Revolution Configuration Display 14 420 Plus Installation Manual Revolution supports both uploading and downloading of indicator configuration data This capability allows configuration data to be retrieved from one indicator edited then downloaded to another To use Revolution do the following 1 Install the Revolution module on an IBM compatible personal computer running Windows 98 or later Minimum system requirements are 4MB of extended memory and at least 5MB of available hard disk space 2 With both indicator and PC powered off connect the PC serial port to the indicator EDP port 3 Power up the PC and the indicator Use the setup switch to place the indicator in setup mode 4 Start the Revolution program Figure 3 1 shows an example of one of the Revolution configuration displays Revolution provides online help for each of its configuration displays Parameter descriptions provided in this manual for front panel configuration can also be used when configuring the indicator using Revolution the interface is different but the parameters set are the same 3 1 2 EDP Command Configuration The EDP command set can be used to configure the 420 Plus indicator using a personal computer terminal or remote keyboard Like Revolution EDP command configuration sends commands to the indicator EDP port unlike Revolution EDP commands can be
13. are configured using the SERIAL menu See Section 3 0 on page 14 for configuration information 2 3 7 Analog Output If the optional analog output module is installed attach the output cable to connector J1 on the analog Port Connector Pin Label EDP RS 232 J3 1 TxD 2 RxD 3 Gnd Serial Port J4 1 TxD 2 RxD 3 Gnd 4 20mA 5 20mA 6 Gnd Table 2 3 J3 and J4 Pin Assignments 2 3 6 Digital 1 0 Digital inputs can be set to provide several indicator functions including all keypad functions The inputs are active on with low voltage 0 VDC and can be driven by TTL or 5V logic without additional hardware Use the DIG IN menu to configure the digital inputs LED s on the CPU board light when digital inputs are active Digital outputs are typically used to control relays that drive other equipment Outputs are designed to sink not source switching current Each output is a normally open connector circuit capable of sinking 250 mA when active Digital outputs are wired to switch relays when the digital output is active low 0 VDC with reference to 5 VDC supply LEDs on the CPU board light when the digital outputs are active Port Connector Pin Label Digital Input J2 1 DI 1 2 DI 2 3 Gnd Digital J6 1 Gnd Output 2 DO 1 3 DO2 4 45V Table 2 4 J2 and J6 Pin Assignments output board Table 2 5 lists the analog output pin assignments 420 Plu
14. combinations of primary and secondary units If neither primary nor secondary units are Ib or kg the b annunciator is lit for primary units kg for secondary units The Count annunciator is lit to show that the indicator is in piece count mode The Tare Acquired D lights to show that a tare value was entered 420 Plus Installation Manual Table 1 1 shows which annunciators are used for all combinations of configured primary and secondary units For example Ifthe primary unit is pounds Ib and the secondary unit is kilograms kg the ib LED is lit for primary units kg for secondary units Ifthe primary unit is pounds Ib and the secondary unit is short tons tn the b LED is lit for primary units kg for secondary units There is not an LED for short tons so the kg LED is used as the secondary units annunciator Ifthe primary unit is short tons tn and the secondary unit is pounds Ib the ib LED is lit for primary units tn and kg is lit for secondary units Ib Because there is no LED for short tons the lb and kg LEDs are used as primary and secondary units annunciators See Section 3 2 2 on page 19 for more information about configuring primary and secondary display units Secondary Unit Primary Unit Ib kg oz g tn t none Ib Ib Ib Ib kg Ib oz Ib g Ib kg kg kg lb kg kg kg oz kg g lb kg OZ oz lb oz kg oz oz oz g oz kg g g Ib g kg g o
15. continuous transmission at slower baud rates to Note ensure the receiving buffer is empty before another string is transmitted ECHO OFF This command enables or disables echoing of the serial commands sent to the indicator ON Table 3 5 Serial Menu Parameters Continued 325 Program Menu CONFIG FORMAT CALIBR SERIAL PROGRM PFORMI SETPNT DIGIN ALGOUT VERS Pwauem JA count JA recura consnu H consu JA uo HL acoum oe me GO ACCESS NTEP 000000 000000 C 1 J CON OFF DELAY SPLISIZ OIML number number CD ED RTZGRD C Figure 3 9 Program Menu PROGRM Menu Parameter Choices Description Level 2 submenus PWRUPM GO Power up mode In GO mode the indicator goes into operation immediately after a brief power DELAY up display test In DELAY mode the indicator performs a power up display test then enters a 30 second warm up period If no motion is detected during the warm up period the indicator becomes operational when the warm up period ends if motion is detected the delay timer is reset and the warm up period repeated COUNT ACCESS Specifies whether operator has access to piece count mode and the default sample size used SPLSIZ for parts counting See level three submenu for parameter descriptions Table 3 6 Program Menu Parameters 420 Plus Installation Manual Configuration 23 PROGRM Menu Parameter Choices Descripti
16. controlled by a personal computer or remote keyboard connected to the indicator EDP port Control is provided by a set of EDP commands that can simulate front panel key press functions display and change setup parameters and perform reporting functions The EDP port provides the capability to print configuration data or to save that data to an attached personal computer This section describes the EDP command set and procedures for saving and transferring data using the EDP port 5 1 The EDP Command Set The EDP command set can be divided into five groups key press commands reporting commands the RESETCONFIGURATION special function command parameter setting commands and transmit weight data commands When the indicator processes an EDP command it responds with the message OK The OK response verifies that the command was received and has been executed If the command is unrecognized or cannot be executed the indicator responds with The following sections list the commands and command syntax used for each of these groups 5 1 1 Key Press Commands Key press EDP commands see Table 5 1 simulate pressing the keys on the front panel of the indicator Most commands can be used in both setup and weighing mode Several of the commands serve as pseudo keys providing functions that are not represented by a key on the front panel For example to enter a 15 pound tare weight using EDP commands 1 Type K1 and press ENT
17. for communication through the EDP port or are working at a site where such equipment cannot be used you can use the PFORMT menu see Figure 6 1 to customize the print formats Using the PFORMT menu you can edit the print format strings by changing the decimal values of the ASCII characters in the format string b000000 Lower case letters and some special Note characters cannot be displayed on the 420 Plus front panel see the ASCII character charts on page 45 and page 46 and are shown as blanks The 420 Plus can send or receive any ASCII character the character printed depends on the particular ASCII character set implemented for the receiving device CONFIG FORMAT CALIBR SERIAL PROGRM PFORMT SETPNT DIGIN ALGOUT VERS GFMT NFMT CFMT Press O to insert a space before the active character Scroll left in format string 4 Decrement ASCII value of active character 4 Display first 6 characters of format w D and edit isplay active character and ASCII value y Delete active character Same as GFMT gt Scroll right in format string Same as GFMT gt Increment ASCII value of active character Figure 6 1 PFORMT Menu Showing Alphanumeric Character Entry Procedure 40 420 Plus Installation Manual 6 2 3 Using Revolution The Revolution configuration utility provides a print formatting grid with a tool bar The grid allows you to cons
18. if tare was keyed in 420 Plus Installation Manual Print Formatting 39 6 2 Customizing Print Formats The following sections describe procedures for customizing the GFMT NFMT and CFMT formats using the EDP port the front panel PFORMT menu and the Revolution configuration utility 6 2 1 Using the EDP Port With a personal computer terminal or remote keyboard attached to the 420 Plus EDP port you can use the EDP command set to customize the print format strings To view the current setting of a format string type the name of the string GFMT NFMT or CFMT and press ENTER For example to check the current configuration of the GFMT format type GFMT and press ENTER The indicator responds by sending the current configuration for the gross format GFMT lt G gt GROSS lt NL gt To change the format use the GFMT NFMT or CFMT EDP command followed by an equals sign and the modified print format string For example to add the name and address of a company to the gross format you could send the following EDP command 2000000 Indicator must be placed in the setup mode EJ Note CONFIG is shown on the display GFMT FINE TRANSFER CO lt NL gt 32400 WEST HIGHWAY ROAD lt NL gt SMALLTOWN lt NL2 gt lt G gt GROSS lt NL gt A ticket printed using this format might look like the following FINE TRANSFER CO 32400 WEST HIGHWAY ROAD SMALLTOWN 1345 lb GROSS 6 2 2 Using the Front Panel If you have no access to equipment
19. input will go into ID mode 4 Enter the ID using the numeric keypad and press TARE 2 0 Installation This section describes procedures for connecting load cells digital inputs and serial communications cables to the 420 Plus indicator Instructions for field installation of the analog output option and replacement of the CPU board are included along with assembly drawings and parts lists for the service technician Caution Use a wrist strap to ground yourself and protect components from electrostatic discharge ESD when working inside the indicator enclosure e This unit uses line fusing which could create an electric shock hazard Procedures requiring work inside the indicator must be performed by qualified service personnel only e The supply cord serves as the main power disconnect for the 420 Plus The power outlet supplying the indicator must be installed near the unit and be easily accessible 2 1 Unpacking and Assembly Immediately after unpacking visually inspect the 420 Plus to ensure all components are included and undamaged The shipping carton should contain the indicator with attached tilt stand this manual and a parts kit If any parts were damaged in shipment notify Rice Lake Weighing Systems and the shipper immediately The parts kit PN 85219 contains the items listed below Two six position screw terminals PN 70599 for connectors J4 amp J1 two three position screw terminals PN 71
20. operating instructions for users of the 420 Plus Please leave the Operator Card with the indicator when installation and configuration are complete This manual can be viewed from the Rice Lake Weighing Systems distributor site at www ricelake com The 420 Plus is a single channel digital weight indicator housed in a NEMA 4X IP66 rated stainless steel enclosure The indicator front panel consists of a large 8 in 20 mm six digit seven segment LED display and twenty one button keypad Features include Drives up to eight 35002 or sixteen 70002 load cells Supports 4 and 6 wire load cell connections Two configurable digital inputs Two configurable digital outputs Electronic data processing EDP port for full duplex RS 232 communications at up to 38400 bps Printer port for output only RS 232 or 20 mA current loop communications at up to 38400 bps Optional analog output module provides 0 10 VDC or 0 20 4 20 mA tracking of gross or net weight values Available in 115 VAC and 230 VAC versions Available in DC power version The 420 Plus is NTEP certified and pending Measurement Canada approval for Classes III III HD and III L at 10 000 divisions See Section 7 12 on page 53 for detailed specifications 11 Operating Modes The 420 Plus has four modes of operation Normal Primary mode Normal mode is the default mode of the indicator The indicator displays gross or net weights as
21. required using the LED annunciators described in Section 1 3 on page2 to indicate scale status and the type of weight value displayed Once configuration is complete and a legal seal is affixed to the back of the indicator this is the primary mode in which the 420 Plus can operate Piece Count Secondary Mode In piece count mode the indicator display shows the number of parts on the scale rather than the weight of those parts Piece count mode has two submodes Count display mode displays the current parts count and allows ticket printing using the CFMT print format Sample acquisition mode is used to calibrate the indicator for parts counting Operator access to piece count mode is disabled when the indicator is shipped from the factory Setup mode Most of the procedures described in this manual require the indicator to be in setup mode including configuration and calibration To enter setup mode remove the large fillister head screw from the bottom of the enclosure Insert a screwdriver or a similar tool into the access hole and press the setup switch once The indicator display changes to show the word CONFIG Test mode Test mode provides a number of diagnostic functions for the 420 Plus indicator Like setup mode test mode is entered using the setup switch See Section 7 9 on page 51 for more information about entering and using test mode 420 Plus Installation Manual Introduction 1 1 2 Front Panel K
22. the front panel The XE command returns two 5 digit numbers in the format XXXXX yyyyy where xxxxx contains a decimal representation of any existing error conditions as described in Table 7 2 If more than one error condition exists the number returned is the sum of the values representing the error conditions For example if the XE command returns the number 1040 this value represents the sum of an A D reference error 1024 and an A D calibration checksum error 16 The second number returned yyyyy uses the same bit assignments as shown in Table 7 2 to indicate whether the test for the error condition was run For example the value yyyyy 50815 represents the decimal equivalent of the binary value 1100 0110 0111 1111 Using the bit assignments in Table 7 2 this value indicates all tests were run Error Code Description Binary Value 0x0001 EEPROM Error 0000 0000 0000 0001 0x0002 Virgin EEPROM 0000 0000 0000 0010 0x0004 Config Parameter Checksum 0000 0000 0000 0100 0x0008 Load Cell Checksum 0000 0000 0000 1000 0x0010 A D Calibration Checksum 0000 0000 0001 0000 0x0020 Print Formats Checksum 0000 0000 0010 0000 0x0040 XA Internal RAM Error 0000 0000 0100 0000 0x0080 External RAM Error 0000 0000 1000 0000 0x0100 Reserved 0000 0001 0000 0000 0x0200 ADC Physical Error 0000 0010 0000 0000 0x0400 ADC Reference 0000 0100 0000 0000 0x080
23. the following procedure to determine vibration effects on the scale and optimize the digital filtering configuration 1 In setup mode set all three digital filters DIGFL1 DIGFL2 DIGFL3 to 1 Set DFTHRH to NONE Return indicator to normal mode 2 Remove all weight from the scale then watch the indicator display to determine the magnitude of vibration effects on the scale Record the weight below which all but a few readings fall This value is used to calculate the DFTHRH parameter value in Step 4 For example if a heavy capacity scale produces vibration related readings of up to 50 Ib with occasional spikes to 75 lb record 50 Ib as the threshold weight value 3 Place the indicator in setup mode and set the digital filters DIGFLx to eliminate the 18 Analog Output Calibration vibration effects on the scale Leave DFTHRH set to NONE Reconfigure as necessary to find the lowest effective values for the DIGFLx parameters With optimum values assigned to the DIGFLx parameters calculate the DFTHRH parameter value by converting the weight value recorded in Step 2 to display divisions threshold_weight_value DSPDIV In the example in Step 2 with a threshold weight value of 50 lb and a display division value of 5lb 50 5lb 10DD DFTHRH should be set to 10DD for this example Finally set the DFSENS parameter high enough to ignore transient peaks Longer transients typically caused by lower vibration frequenc
24. the indicator Remove backplate as described in Section 2 2 on page 5 2 Disconnect power supply cable connector J7 on the 420 Plus CPU board 3 Unplug connectors Jl load cell cable J2 digital inputs J3 EDP RS 232 J4 serial communications J6 digital outputs and J10 amp J11 keypad ribbon cables If an analog output board is installed disconnect the analog output cable See Figure 2 4 7 for connector locations from 4 Remove the five screws from the CPU board then lift the board out of the enclosure To replace the CPU board reverse the above procedure Be sure to reinstall cable ties to secure all cables inside the indicator enclosure 2 7 Replacement Parts Table 2 6 lists replacement parts for the 420 Plus including all parts referenced in Figures 2 8 and 2 9 TM PN Description Quantity Figure 1 14862 Screws 8 32NC x 3 8 8 Figure 2 9 13 2 45042 Sealing washers 8 3 84387 Backplate 1 4 84388 backplate gasket 1 5 14839 Screws 6 32NC x 1 4 9 6 85123 CPU and display board assembly 1 7 84386 Enclosure 1 8 15144 Nylon washers 1 4x1x1 16 2 9 68403 Four cornered wing knobs for tilt stand 2 10 29635 Tilt stand 1 11 44676 Sealing washer 1 12 42640 Screws 1 4 28NF X 1 4 2 13 19538 Cable grip plugs 2 14 15626 Cable grips 3 15 30375 Nylon seal rings for cable grips 3 16 85
25. 0 Count Error 0000 1000 0000 0000 0x1000 Reserved 0001 0000 0000 0000 0x2000 Display Range 0010 0000 0000 0000 0x4000 ADC Range 0100 0000 0000 0000 0x8000 Gross Limit 1000 0000 0000 0000 0x10000 0x80000000 Reserved Table 7 2 Error Codes Returned on XE Command 12 Status Messages Two EDP commands P and ZZ can be used to provide status about the indicator These commands are described in the following sections 7 2 1 Using the P EDP Command The P EDP command returns the current displayed weight value to the EDP port along with the units identifier If the indicator 1s in an underrange or overload condition the weight value is replaced with 888888 overload or underrange 72 2 Using the ZZ EDP Command The ZZ EDP command can be used to remotely query which annunciators are currently displayed on the indicator front panel The ZZ command returns the currently displayed weight and a decimal number representing the LED annunciators currently lit The format of the returned data 1s WWWWWNW UU where wwwwww uu is the current displayed weight and units zzz is the annunciator status value see Table 7 3 If more than one annunciator is lit the second number returned is the sum of the values representing the active annunciators ZEE Example If the annunciator status value returned on the ZZ command is 145 the gross standstill and lb annunciators are lit 145 represents the sum of the values for the
26. 125 for connectors J2 and J3 and one four position screw terminal PN 71126 for connector J6 see figure 2 4 Two 8 32NC x 7 16 fillister head screws PN 30623 Four 8 32NC x 3 8 machine screws PN 14862 for the indicator backplate see 1 in Figure 2 8 12 Six neoprene washers PN 45042 for backplate screws included in the parts kit Four rubber bumpers feet for the tilt stand PN 42149 Three reducing glands PN 15664 One capacity label PN 42350 Three each of grounding clamps PN 53075 external tooth lock washers PN 15133 and kep nuts PN 14626 for cable shield grounding against the enclosure One SEC C section cap and CLC Concentrated Load PN 85552 label Annunciator labels PN 85555 replacement overlay decals for labeling primary and secondary units LEDs 2 2 Enclosure Disassembly The indicator enclosure must be opened to connect cables for load cells communications digital inputs and analog output The 420 Plus has an on off switch for N Warning the load cells and processor functions Before opening the unit ensure the power cord is disconnected from the power outlet The power outlet must be located near the indicator to allow the operator to easily disconnect power to the unit Ensure power to the indicator is disconnected then place the indicator face down on an antistatic work mat Remove the screws that hold the backplate to the enclosu
27. 202 Power cord assembly 115 VAC 85203 Power cord assembly 220 VAC 17 84389 Power supply bracket 1 18 76556 Power supply switch 1 85554 Power supply DC DC converter 20 84397 Overlay panel 1 Figure 2 8 12 21 68216 Rice Lake nameplate 1 22 85151 Power supply ribbon cable 1 23 16892 Earth ground label 1 24 15134 Lock washer No 8 Type A 3 25 45043 Ground wire 4 in No 8 1 27 14626 Kep nuts 8 32NC Hex 5 28 15627 Locknuts 3 30 85494 Protective cover 1 Figure 2 9 13 32 15376 Standoffs male female 6 85791 Fuse 2 5 Amp 5x20mm Table 2 6 Replacement Parts 11 420 Plus Installation Manual Installation GE LL TI From Power Cord 16 5 pin overlay 8 pin overlay To backplate 3 From power cord 16 t Ground Wire Detail Figure 2 8 420 Plus Overlay and Power Supply 12 420 Plus Installation Manual Figure 2 9 420 Plus Enclosure Backplate and CPU Board EIGHING SYSTEMS 420 Plus Installation Manual Installation 13 3 0 Configuration To configure the 420 Plus indicator the indicator must be placed in setup mode The setup switch is accessed by removing the large fillister head screw on the enclosure bottom Switch position is changed by inserting a screwdriver or similar tool into the access
28. 205 pounds 0 001000 kilograms kilograms 15432 4 grains 35 2740 ounces 1000 00 grams 2 20462 pounds 0 001102 short tons 0 000984 long tons 0 001000 metric tons metric tons 2204 62 pounds 1000 00 kilograms 1 10231 short tons 0 984207 long tons long tons 2240 00 pounds 1016 05 kilograms 1 12000 short tons 1 01605 metric tons Note Multipliers in italics are preconfigured Table 7 6 Conversion Factors 77 Digital Filtering The 420 Plus uses averaged digital filtering to reduce the effect of vibration on weight readings Adjustable threshold and sensitivity functions allow quick settling by suspending filter averaging allowing the weight reading to jump to the new value Figure 7 3 shows the digital filter parameters on the CONFIG menu _ niri DIGFL2 DIGFLS DFSENS DFTHRH Figure 7 3 Digital Filtering Parameters on the Configuration CONFIG Menu DIGFL1 n1 n1 A D Readings 1st Stage Filter Average DIGFL2 n2 n2 1st Stage Filter Averages 2nd Stage Filter Average d DIGFL3 ng n3 2nd Stage Filter Averages 3rd Stage Filter Average Displayed lue Figure 7 4 Flow Diagram for 420 Plus Digital Filters 7 7 1 DIGFLx Parameters The first three digital filtering parameters DIGFL1 DIGFL2 and DIGFL3 are configurable filter stages that control the effect of a single A D reading on the displayed weight The value assigned to ea
29. 420 Plus HMI Digital Weight Indicator Version 1 14 Installation Manual FRE SOFTWARE RICE LAKE WEIGHING SYSTEMS To be the best by every measure 85127 Contents 111 Operating MOGdes sis xoi a Sie EUROS RUE es ee URP ee Ma eels hae dE aoe 1 1 2 Front Panel Keypad dc atin ed Wieck qe Ha Pau ANA aswaa Re ANAA KE Ge aCe eho Sie alah Gel a 2 1 3 LED ANNUACIatofS x 3 23 cede dd deel heb a aa a dci avenge Moko e b h R N 2 1 4 Indicator Operations hh mr rn 3 1 4 1 Toggle Gross Net Mode Piece Count aia uu akan hm 3 142 Toggle Units Re a Kaap aa ARR Reet ere ERR ene ERE ERE Du e E eset endete n deles 3 Wao oeil aran CREE ELIT E DEL eine dba ge als pa ete te a 3 14 40 Acquire Fare ome Neg e Hated Pike dee aie ed een PR PLE OU paskana MAO RO doe Rp 3 1 4 5 Enter Tare Keyed lave sade co beta heads wa huywisqa Bes eR PORE be PU Ere Fuss 3 14 6 Remove Stored Tare Values cu aga soma la cod yg ten obe Mg Sa tena etum iR da 3 147 AcquireParts Sample sat ana a beds ude eM he eae de E AG OSE ee huwa CEA PUERO P REOR PERO RS 4 1 4 8 Display Part Weights pasiri s boo oe tope hee agak ed BO E Oke aa a pu arg d yka 4 1 4 9 Ioisplay Accurulator 7 05 5 dat Reed Dade Sede e Vere due de Save a E Rer ned ose d S 4 14 10 Displays or Change TIME iuo dona d om ec one RR tate Rd on te ge ROC Eo a d tens 4 1 4 11 Display or Change Setpoint Value eee 4 14412 B rSetpolnt ONO Of e ec
30. 5 150 96 182 B6 214 D6 246 F6 151 97 183 B7 215 D7 247 F7 y 152 98 184 B8 216 D8 5 248 F8 153 99 185 B9 217 D9 249 F9 154 9A 186 BA 218 DA 250 FA 155 9B 187 BB 219 DB 251 FB 156 9C 188 BC 220 DC 252 FC 157 9D 189 BD 221 DD 253 FD Pts 158 9E 190 BE 222 DE 254 FE f 159 OF 191 BF 223 DF 255 FF 46 420 Plus Installation Manual Table 7 5 ASCII Character Chart Part 2 715 Front Panel Display Characters Figure 7 2 shows the 7 segment LED character set used to display alphanumeric characters on the 420 Plus front panel d cO LO m TI O LD a m JJ EN L CO O I L 4 FT eR Ln LL LJ D O E 0 Ln N fu V id E lt C G co Y TU A EN C 1 a A Ln LC gt D D lt I C7 lt gt LO ME O 71 B 0 z jJ NI FU 1 MM Y 00 CO Figure 7 2 420 Plus Display Characters EIGHING SYSTEMS 420 Plus Installation Manual Appendix 47 76 Conversion Factors for Secondary Units The 420 Plus has the capability to mathematically convert a weight into many different types of units and instantly display those results with a press of the UNITS key Secondary units can be specified on the FORMAT menu using the SECNDR parameter or by using EDP commands 000000 o Multipliers are preconfigured within the Note indicator
31. A D count value C Same as PT gt 1 Figure 4 1 Calibration CALIBR Menu Front Panel Calibration To calibrate the indicator using the front panel 30 l Place the indicator in setup mode display reads CONFIG and remove all weight from the scale platform If your test weights require hooks or chains place the hooks or chains on the scale for zero calibration Press gt until the display reads CALIBR see Figure 4 1 Press V to go to zero calibration WZERO With WZERO displayed press to calibrate zero The indicator displays CAL while calibration is in progress When complete the A D count for the zero calibration is displayed DO NOT adjust this value after WSPAN has been set Press again to save the zero calibration value and go to the next prompt WVAL With WVAL displayed press to show the stored calibration weight Use the procedure shown in Figure 3 4 14 to enter the actual value of the test weights to be used for the span calibration Press to store the entered WVAL value and go to span calibration WSPAN With WSPAN displayed place test weights on the scale and press O to calibrate span The 420 Plus Installation Manual indicator displays CAL while calibration is in progress When complete the A D count for the span calibration 1s displayed Press O again to store the span calibration value and go to the next prompt REZERO Five point linearization
32. ANGE MOTBAN OVRLOA L 4 SMPRAT 0 1 900000 1 FS 9D HRH TAREFN Figure 3 5 Configuration Menu CONFIG Menu Parameter Choices Description Level 2 submenus GRADS 10000 Graduations Specifies the number of full scale graduations The value entered must be in number the range 1 100 000 and should be consistent with legal requirements and environmental limits on system resolution To calculate GRADS use the formula GRADS Capacity Display Divisions Display divisions for primary and secondary units are specified on the FORMAT menu ZTRKBND 0 Automatically zeroes the scale when within the range specified as long as the input is number within the ZRANGE and scale is at standstill Specify the zero tracking band in display divisions Maximum legal value varies depending on local regulations For scales using linear calibration do not set the zero tracking band to Note a value greater than that specified for the first linearization point ZRANGE 1 900000 Selects the range within which the scale can be zeroed The 1 900000 default value is number 1 9 around the calibrated zero point for a total range of 3 8 Indicator must be at standstill to zero the scale Use the default value for legal for trade applications Table 3 2 Configuration Menu Parameters 420 Plus Installation Manual Configuration 17
33. D OZ number 8 88888 5D OZ 888880 2D TN E ai z 88 8888 TN 8 88888 UNITS NONE Figure 3 6 Format Menu FORMAT Menu Parameter Choices Description Level 2 submenus PRIMAR DECPNT Specifies the decimal position display divisions and units used for the primary units See DSPDIV Level 3 submenu parameter descriptions UNITS SECNDR DECPNT Specifies the decimal position display divisions units and conversion multiplier used for DSPDIV the secondary units See Level 3 submenu parameter descriptions UNITS MULT DSPRAT 250MS Display rate Sets the update rate for displayed values Values are in milliseconds MS or 500MS seconds SEC 750MS 1SEC 1 5SEC 2SEC 2 5SEC 38SEC 4SEC 6SEC 8SEC Table 3 3 Format Menu Parameters 420 Plus Installation Manual Configuration 19 FORMAT Menu Parameter Choices Description Level 3 submenus Primary Units PRIMAR Parameter DECPNT 888888 888880 8 88888 88 8888 888 888 8888 88 88888 8 Decimal point location Specifies the location of the decimal point or dummy zeroes in the primary unit display Value should be consistent with local legal requirements DSPDIV 1D 2D 5D Display divisions Selects the minimum division size for the primary units displayed weight UNITS LB KG OZ TN 7 G NONE Specifies primary units for displayed and printed weight Values are LB pound KG kilogram OZ ounce TN short ton T metric ton
34. ER or RETURN 2 Type K5 and press ENTER 3 Type KTARE and press ENTER The display shifts to net mode when the tare is entered Command Function KZERO In weighing mode press the ZERO key KGROSSNET In weighing mode press the GROSS NET key KGROSS Go to gross mode pseudo key KNET Go to net mode pseudo key KTARE Press the TARE key KUNITS In weighing mode press the UNITS key KPRIM Go to primary units pseudo key KSEC Go to secondary units pseudo key KPRINT n weighing mode press the PRINT key KLEFTARROW n setup mode move left in the menu KRIGHTARROW In setup mode move right in the menu KUPARROW n setup mode move up in the menu KDOWNARROW In setup mode move down in the menu KEXIT n setup mode exits to normal mode KCOUNT Go to piece count mode pseudo key KTIME Press the TIME DATE key once KDATE Press the TIME DATE key twice KDISPTARE Press the DISPLAY TARE key KDISPACCUM Displays accumulator KCLRACCUM Clears accumulator KCLR Press the CLEAR key KO Press number 0 zero K1 Press number 1 K2 Press number 2 K3 Press number 3 K4 Press number 4 K5 Press number 5 K6 Press number 6 K7 Press number 7 K8 Press number 8 K9 Press number 9 KDOT Press the decimal point KENTER Press the ENTER key Table 5 1 EDP Key Press Commands 420 Plus Installation Manual EDP Commands 33 5 1 2 Reporting Commands
35. L while calibration is in progress Up to five linearization points can be calibrated between the zero and span 4 3 calibration values Use the following commands to set and calibrate a single linearization point WLIN V1 nnnann lt CR gt WLIN C1 lt CR gt The WLIN V1 command sets the test weight value nnnnn for linearization point 1 The WLIN C1 command calibrates the point Repeat using the WLIN Vx and WLIN Cx commands as required for additional linearization points To remove an offset value clear all weight from the scale including items used to hang test weights then send the REZERO EDP command The indicator displays CAL while the zero and span calibrations are adjusted Send the KUPARROW EDP command to exit setup mode Revolution Calibration To calibrate the indicator using Revolution the indicator EDP port must be connected to a PC running the Revolution configuration utility Use the following procedure to calibrate the indicator 1 2 5 Select Calibration Wizard from the Revolution tools menu Revolution uploads calibration data from the indicator then presents the information in the calibration wizard as shown in Figure 4 2 Calibration Wizard Welcome to the Calibration Wizard l This wizard will help you quickly and easily calibrate your weight indicator To continue click Next Bad Next gt Figure 4 2 Revolution Calibration Display Enter the Value
36. LL OTHER WARRANTIES EXPRESSED OR IMPLIED INCLUDING WITHOUT LIMITATION WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE NEITHER RLWS NOR DISTRIBUTOR WILL IN ANY EVENT BE LIABLE FOR INCIDENTAL OR CONSEQUENTIAL DAMAGES RLWS AND BUYER AGREE THAT RLWS SOLE AND EXCLUSIVE LIABILITY HEREUNDER IS LIMITED TO REPAIR OR REPLACEMENT OF SUCH GOODS IN ACCEPTING THIS WARRANTY THE BUYER WAIVES ANY AND ALL OTHER CLAIMS TO WARRANTY SHOULD THE SELLER BE OTHER THAN RLWS THE BUYER AGREES TO LOOK ONLY TO THE SELLER FOR WARRANTY CLAIMS NO TERMS CONDITIONS UNDERSTANDING OR AGREEMENTS PURPORTING TO MODIFY THE TERMS OF THIS WARRANTY SHALL HAVE ANY LEGAL EFFECT UNLESS MADE IN WRITING AND SIGNED BY A CORPORATE OFFICER OF RLWS AND THE BUYER 2011 Rice Lake Weighing Systems Inc Rice Lake WI USA All Rights Reserved RICE LAKE WEIGHING SYSTEMS 230 WEST COLEMAN STREET RICE LAKE WISCONSIN 54868 USA 54 420 Plus Installation Manual WEIGHING SYSTEMS 230 W Coleman St Rice Lake WI 54868 USA U S 800 472 6703 Canada Mexico 800 321 6703 International 715 234 9171 2010 Rice Lake Weighing Systems PN 85127 03 11
37. N BITS Printer port data bits parity 8NONE 7EVEN 7ODD PRN TERMIN Printer port termination character CR LF CR PRN EOLDLY Printer port end of line delay 0 255 0 1 second intervals PRN ECHO Printer port echo ON OFF STREAM Streaming port OFF EDP PRN STRRTE Stream rate INDUST LFT PRNDEST Print destination EDP PRN PRNMSG Print message OFF ON Table 5 6 SERIAL EDP Commands Command Description Values PWRUPMD Power up mode GO DELAY Table 5 7 PROGRM EDP Commands ae RICE KANGA S 420 Plus Installation Manual EDP Commands 35 Command Description Values CNTMOD Counting Mode ENABLE DSABLE SPLSIZ REGULAT Regulatory compliance NTEP OIML CANADA NONE SPLSIZ Sample size 10 20 50 100 5 PCWGT CONSNUM Consecutive number 0 999 999 CONSTUP Consecutive number start up value 0 999 999 DATEFMT Date format MMDDYY DDMMYY YYMMDD YYDDMM DATESEP Date separator SLASH DASH SEMI TIMEFMT Time format 12HOUR 24HOUR TIMESEP Time separator COLON COMMA ACCUM Accumulator ON OFF ACCUM RTZGRADS Return to zero trigger O 10 000 GRADS Table 5 7 PROGRM EDP Commands Command Description Values GFMT Gross demand print format See Section 6 0 on page 39 for detailed information string NFMT Net demand print format string CFMT Count demand print format string Table 5 8 PFORMT EDP Commands Command Des
38. N1 DIGIN2 NT GRS UNITS Figure 3 12 Digital Input Menu DIG IN Menu Parameter Choices Description Level 2 submenus DIGIN1 DIGIN2 OFF ZERO TARE NT GRS UNITS DSPTAR PRINT CLRCN KBDLOC HOLD CLRTAR ACCUM CLRACC NEWID Specifies the function activated by digital inputs 1 and 2 ZERO NT GRS net gross mode toggle TARE UNITS and PRINT provide the same functions as the front panel keys e DSPTAR displays the current tare value CLRON resets the consecutive number to the value specified on the CONSTU parameter PROGRM menu e KBDLOC disables the keypad while the digital input is held low e HOLD holds the current display Releasing this input clears the running average filter e CLRTAR clears the tare ACCUM displays the accumulator e CLRACC clears the accumulator NEWID enters the ID number Table 3 8 Digital Input Menu Parameters 420 Plus Installation Manual Configuration 27 3 2 9 Analog Output Menu The ALGOUT menu is used only if the analog output option is installed If the analog output option is installed configure all other indicator functions and calibrate the indicator see Section 4 0 before configuring the analog output See Section 7 8 on page 50 for analog output calibration procedures CONFIG FORMAT CALIBR SERIAL PROGRM PFORMT SETPNT DIGIN ALGOUT VERS SOURCE OFFSET ERRACT i MN H meca
39. RO parameter Check voltage or current reading on multimeter Press and hold A or V to adjust the zero value up or down Adjust span calibration Scroll to the TWSPAN parameter Check voltage or current reading on multimeter Press and hold A or V to adjust the span value up or down Final zero calibration Return to the TWZERO parameter and verify that the zero calibration has not drifted Press and hold A or V to re adjust the zero value as required Return to normal mode Analog output function can be verified using test weights 79 Test Mode In addition to normal and setup modes test mode provides a number of diagnostic functions for the 420 Plus including Display raw A D count Reset configuration parameters to default values e A D internal calibration Note TestMode is intended for factory use only TEST A DTST ADOFFS To enter test mode press and hold the setup switch until the front panel display shows the word TEST After about three seconds the test mode display automatically shifts to the first test menu function A DTST Figure 7 6 shows the Test Menu structure Figure 7 7 shows the front panel key functions in test mode Note that because the Test Menu functions are all on a single menu level the GROSS NET Y key has no function Press the ZERO A key to exit test mode Table 7 7 summarizes the test menu functions ADGAIN DEFLT Figure 7 6 Test Mode Menu
40. ST menu to perform DEFLT restore defaults procedure then EPCKSM Parameter checksum error recalibrate load cells EACKSM A D calibration checksum error A D converter requires recalibration Call RLWS Service EFCKSM Printer format checksum error Call RLWS Service ELCKSM Load cell calibration checksum error Recalibrate load cells EIDATA Internal RAM checksum error Call RLWS Service E REF A D reference error A D converter requires recalibration Call RLWS Service ERROR Internal program error Check configuration Run XE command see Section 7 1 2 on page 43 to determine error type Call RLWS Service if unable to clear error by cycling power or if error recurs OVERFL Overflow error Weight value too large to be displayed Gross gt overload limit Gross value exceeds overload limit Check configuration or signal input level Overload can be caused by input signal gt 45 mV or common mode voltage gt 950 mV A D underrange A D reading lt 4 mV Check scale for binding or damage RNGERR GRADS gt 100 000 Only shows up in Config mode WVAL gt 100 000 CNTERR Count error insufficient sample size Reconfigure parts sample too small for current configuration EEPERR EEPROM error Call Rice Lake Weighing Systems RLWS for service Table 7 1 420 Plus Error Messages 42 420 Plus Installation Manual 71 2 Using the XE EDP Command The XE EDP command can be used to remotely query the 420 Plus for the error conditions shown on
41. YY YYMMDD enter using DATEFMT specified ST Set time hhmm enter using 24 hour format SX Start EDP streaming OK or EX Stop EDP streaming OK or RS Reset system XA Transmit accumulator value nnnnnn UU XG Transmit gross weight in displayed units where nnnnnn is the weight value UU is the units XN Transmit net weight in displayed units XT Transmit tare weight in displayed units XG2 Transmit gross weight in non displayed units XN2 Transmit net weight in non displayed units XT2 Transmit tare weight in non displayed units XW Transmit current piece weight nnnnnn UU XC Transmit current part count nnnnnn PC XE Query system error conditions nnnnn nnnnn See Section 7 1 2 on page 43 for detailed information about the XE command response format Table 5 12 Normal Mode Commands ae E L nr E 420 Plus Installation Manual EDP Commands 37 5 2 Saving and Transferring Data Connecting a personal computer to the 420 Plus EDP port allows you to save indicator configuration data to the PC or to download configuration data from the PC to an indicator The following sections describe the procedures for these save and transfer operations 5 21 Saving Indicator Data to a Personal Computer Configuration data can be saved to a personal computer connected to the EDP port The PC must be running a communications program such as PROCOMMPLUS See Section 2 3 5 on page 9 for information about serial communications wiring and EDP port p
42. alue was entered Remove Stored Tare Value Remove all weight from the scale and wait for the standstill annunciator _4 Press the TARE key The D annunciator goes off indicating the tare value has been removed Indicators with the REGULA parameter set to NONE or NTEP see Section 3 2 5 on page 23 can clear a stored tare value using the following procedure Press DISPLAY TARE to show the stored tare value Press the CLEAR key twice to remove the stored tare 420 Plus Installation Manual Introduction 3 Acquire Parts Sample 1 Place empty parts container on scale Wait for the standstill annunciator x Z4 then press TARE to acquire the tare weight of the container 2 Press MODE GROSS NET key to enter piece count mode Press the CLEAR key to exit 3 Press the SAMPLE UNITS key to enter sample acquisition mode The indicator display shows the message Addnnn where nnn is the sample quantity to be placed on the scale You can do one of the following Add the number of parts shown Choose a different sample size Press the SAMPLE key to scroll through the selectable sample quantities 5 10 20 50 100 or use the numeric keypad to specify a custom sample size Specify a known piece weight Press the SAMPLE key to scroll through the selectable sample quantities until the PC WGT prompt is shown Use the numeric keypad to enter the piece weight 4 Once the sample quantity is on the scale pres
43. ating for environmental factors Section 4 4 1 and diagnostic information for determining expected zero and span coefficients 4 4 1 Adjusting Final Calibration Calibration may be affected by environmental factors including wind vibration and angular loading For example if the scale is calibrated with 1000 lb a strain test may determine that at 2000 lb the calibration is 3 lb high In this case final calibration can be adjusted by tweaking WVAL to 998 5 lb This adjustment provides a linear correction of 1 5 lb per 1000 lb To adjust the final calibration return to the WVAL prompt and press O to show the test weight value Press A or Y to adjust calibration up or down Press O to save the value then press A to return to the CALIBR menu 4 4 2 Zero Deadload A D Counts Table 4 1 lists the ideal A D counts that result from input signals of 0 3 0 mV with zero deadload Actual values will typically be higher than the values shown in Table 4 1 but the ideal values can be used when calibrating the indicator with no attached scale Input Signal mV Raw A D Counts 0 0 mV V 167 840 0 5 mV V 335 613 1 0 mv 503 377 1 5 mv 671 143 2 0 mV V 838 908 2 5 mV 1 100 668 3 0 mV V 1 174 446 Table 4 1 Ideal A D Raw Counts 0000008 When Raw A D Count is displayed the six EJ Note most significant digits appear Scroll left or right to see the full value 5 0 EDP Commands The 420 Plus indicator can be
44. boa pha X axe ew use gat aysa 14 3 1 2 EDP Command Configuration ro cece se x m e exce eem donee m 14 3 1 3 Front Panel Configuration s x ox ace Race sau als alae ee aaa qala RUSO CRURA ROEE edocs Aa 15 3 2 Menu Structures and Parameter Descriptions ilii 16 3 2 1 Configuration MENU 203 9 ara wala ative bp x Ba AG reed ta utet aa cep te SR te n 17 3 2 2 Format Men ees ears o see waska eee A aad o toe A Rp Med o ge 19 3 23 Calibration Menu td dia NE da JEN AG Jana KG BG GS u ui S maa Sh TE KE RRA 21 3 2 4 QL aaa aaa a aaa aa aaa a aaa ESE aa aaa aa a aana a a s na nana 22 RICE LAKE TECHNIV AL Technical training seminars are available through Rice Lake Weighing Systems Course descriptions and dates can be viewed at www ricelake com training lt suns or obtained by calling 715 234 9171 and asking for the training department O 2011 Rice Lake Weighing Systems All rights reserved Printed in the United States of America Specifications subject to change without notice Rice Lake Weighing Systems is an ISO 9001 registered company Version 1 14 March 2011 4 0 7 0 3 2 5 Programi MENU aia aaee ac duta Mokena aa a EE ama ushu ba an ai 23 3 2 6 aiia meu P C PT LenS A Aa 25 3 2 7 Setpolrt MENU 323 3 at e itae ba ee paqpa Sa pag Gb Geet inde eed ed 25 3 2 8 Digital IGpubilVIenLbbz uec ecw hte qe ee bong E eee Lees aa a ene ey d 27 3 29 AnalogsOuiput MENU cisco ter DOC DR NIIT Ie PRE dota dur hr ba 28 32510 Ve
45. bration remove the test weights and press A to return to the CALIBR menu If hooks or chains were used during calibration remove these and the test weights from the scale With all weight removed press to rezero the scale This function adjusts the zero and span calibration values The indicator displays CAL while the zero and span calibrations are adjusted When complete the adjusted A D count for the zero calibration is displayed Press to save the value then press A to return to the CALIBR menu Press lt until the display reads CONFIG then press A to exit setup mode EDP Command Calibration To calibrate the indicator using EDP commands the indicator EDP port must be connected to a terminal or personal computer See Section 2 3 5 on page 9 for EDP port pin assignments see Section 5 0 on page 33 for more information about using EDP commands Once the indicator is connected to the sending device 1 Place the indicator in setup mode display reads CONFIG and remove all weight from the scale platform If your test weights require hooks or chains place them on the scale for zero calibration Send the WZERO EDP command to calibrate zero The indicator displays CAL while calibration is in progress Place test weights on the scale and use the WVAL command to enter the test weight value in the following format WVAL nnnnnn lt CR gt Send the WSPAN EDP command to calibrate span The indicator displays CA
46. ch parameter sets the number of readings received from the preceding filter stage before averaging see Figure 7 4 The overall filtering effect can be expressed by adding the values assigned to the three filter stages DIGFL1 DIGFL2 DIGFL3 For example if the filters are configured as DIGFL1 4 DIGFL2 8 DIGFL3 8 the overall filtering effect is 20 4 8 8 With this configuration each A D reading has a 1 in 20 effect on the displayed weight value Setting the filters to 1 effectively disables digital filtering 772 DFSENS and DFTHRH Parameters The three digital filters can be used by themselves to eliminate vibration effects but heavy filtering also increases settling time The DFSENS digital filter sensitivity and DFTHRH digital filter threshold parameters can be used to temporarily override filter averaging and improve settling time DFSENS specifies the number of consecutive scale readings that must fall outside the filter threshold DFTHRH before digital filtering is suspended e DFTHRH sets a threshold value in display divisions When a specified number of consecutive scale readings DFSENS fall outside of this threshold digital filtering is suspended Set DFTHRH to NONE to turn off the filter override 420 Plus Installation Manual Appendix 49 773 Setting the Digital Filter Parameters Fine tuning the digital filter parameters greatly improves indicator performance in heavy vibration environments Use
47. cription Values SP1 SP2 SP1 ENABLE SP2 ENABLE Setpoint enable OFF ON SP1 KIND SP2 KIND Setpoint kind GROSS NET SP1 VALUE SP2 VALUE Setpoint value number SP1 TRIP SP2 TRIP Trip Higher Lower Inband Outbnd SP1 BNDVAL SP2 BNDVAL Band value number SP1 HYSTER SP2 HYSTER Hysteresis number SP1 ACCESS SP2 ACCESS Setpoint access OFF ON Table 5 9 SETPNTS EDP Commands Command Description Values DIGIN1 Digital input function OFF ZERO TARE NT GRS UNITS DSPTAR PRINT CLRON DIGIN2 KBDLOC HOLD CLRTAR ACCUM CLRACC NEWID Table 5 10 DIG IN EDP Commands 36 420 Plus Installation Manual RICE LAKE WEIGHING SYSTEMS Command Description Values SOURCE Analog output source GROSS NET OFFSET Zero offset 0 20 ERRACT Error action FULLSC HOLD ZEROSC MIN Minimum value tracked 0 999 999 MINNEG Minimum negative OFF ON MAX Maximum value tracked 0 999 999 MAXNEG Maximum negative OFF ON TWZERO Zero Calibration 0 16 383 TWSPAN Span calibration 0 16 383 Table 5 11 ALGOUT EDP Commands 5 1 6 Normal Mode Commands The serial transmit weight data commands see Table 5 12 transmit data to the EDP port on demand The SX and EX commands are valid only in normal operating mode all other commands are valid in either setup or normal mode Command Description Response Format UID Set unit ID nnnnnnn SD Set date MMDDYY DDMM
48. d grips that will be used do not tighten nuts Route cables through cord grips and grounding clamps to determine cable lengths required to reach cable connectors Mark cables to remove insulation and shield as described below For cables with foil shielding strip insulation and foil from the cable half an inch 15 mm past the grounding clamp see Figure 2 2 Fold the foil shield back on the cable where the cable passes through the clamp Ensure silver conductive side of foil is turned outward for contact with the grounding clamp For cables with braided shielding strip cable insulation and braided shield from a point just past the grounding clamp Strip another half inch 15 mm of insulation only to expose the braid where the cable passes through the clamp see Figure 2 2 For load cell cables cut the shield wire just past the grounding clamp Shield wire function is provided by contact between the cable shield and the grounding clamp Route stripped cables through cord grips and clamps Ensure shields contact grounding clamps as shown in Figure 2 2 Tighten grounding clamp nuts Finish installation using cable mounts and ties to secure cables inside of indicator enclosure NOTE Install lockwashers first against backplate under grounding clamp Cord grip Insulated cable Braid Grounding clamp Cut insulation here for foil shielded cables Foil silver side Shield
49. d data until the next SU command is received Unformatted data omits decimal points leading and trailing characters Table 6 1 Print Format Commands The default GFMT NFMT and CFMT print formats use only the new line NL command and the commands for gross net and tare weights in displayed units lt G gt lt N gt and lt T gt The default 420 Plus print formats are shown in Table 6 2 Format Default Format String Sample Output GFMT G GROSS lt NL gt 2046 81 Ib GROSS NFMT G GROSS lt NL gt 4053 1 lb GROSS T TARE lt NL gt 15 6 Ib TARE N NET lt NL gt 4037 5 lb NET CFMT lt C gt lt NL gt 512 PC Table 6 2 GFMT and NFMT Formats The lt G2 gt lt N2 gt and lt T2 gt commands listed 2000000 in Table 6 1 print the gross net and tare EJ Note weights in non displayed units that is in the units not currently displayed on the indicator ID numbers included in the print format string lt UID gt command must be set using the UID EDP command The 300 character limit of each print format string includes the output field length of the print formatting commands not the command length For example if the indicator is configured to show a decimal point the lt G gt command generates an output field of 13 characters the 10 character weight value including decimal point one space and a two digit units identifier PT preset tare is added to the tare weight
50. default or previously selected value appears first on the display To change a parameter value scroll left or right to view the values for that parameter When the desired value appears on the display press to select the value and move back up one level To edit numerical values use the navigation keys to select the digit and to increment or decrement the value or use the numeric keypad see Figure 3 4 When editing numeric values press 4 or gt to change the digit selected Press or to increment or decrement the value of the selected digit or use the numeric keypad Press O to save the value entered and return to the level above Figure 3 4 Editing Procedure for Numeric Values 3 2 Menu Structures and Parameter Descriptions The following sections provide graphic representations of the 420 Plus menu structures In the actual menu structure the settings you choose under each parameter are arranged horizontally To save page space menu choices are shown in vertical columns The factory default setting appears at the top of each column in bold type Most menu diagrams are accompanied by a table that describes all parameters and parameter values associated with that menu Default parameter values are shown in bold type 16 420 Plus Installation Manual 3 2 1 Configuration Menu CONFIG FORMAT CALIBR SERIAL PROGRM PFORMT SETPNT DIG IN ALGOUT VERS 10000 number ZTRKBN ZR
51. errupted time date should not be lost 14 11 Display or Change Setpoint Value To display a setpoint value use the numeric keypad to enter the setpoint number then press the SETPOINT key Or you can display a setpoint value by pressing the SETPOINT key a number of times equal to the setpoint number For example to display the value of setpoint 2 press the SETPOINT key two times The current value will display use the numeric keypad to enter the new value and press the ENTER key This will bring you back to the TRIP submenu To exit and save press the UNITS lt j and PRINT keys and ZERO A and GROSS NET Y to navigate to the CONFIG menu Press A to exit and save Use Figure 3 11 Setpoint Menu on page 25 to navigate the menus 1 4 12 Turn Setpoint On or Off To turn a setpoint on or off at the front panel press the SETPOINT key a number of times equal to the setpoint number for example for setpoint number 2 press the SETPOINT key two times Press TARE to exit value input mode and go left to ENABLE and use the down arrow key to select On or Off At this point if the setpoint is on you can turn it off by using the right or left arrow keys 1 4 13 Print Ticket 1 Wait for standstill annunciator M 4 2 Press the PRINT key to send data to the serial port 14 14 Enter New ID 1 Ensure digital input 1 or digital input 2 is configured for NEWID Activate the digital input 3 Once activated the digital
52. evice Command Description lt G gt Gross weight in displayed units lt G2 gt Gross weight in non displayed units lt N gt Net weight in displayed units lt N2 gt Net weight in non displayed units lt T gt Tare weight in displayed units lt T2 gt Tare weight in non displayed units lt A gt Accumulated weight in displayed units lt AC gt Number of accumulator events 5 digit counter lt AD gt Date of last accumulator event lt AT gt Time of last accumulator event lt UID gt Unit ID number lt CN gt Consecutive number lt NLnn gt New line nn number of termination lt CR LF gt or lt CR gt characters lt C gt Current piece count lt W gt Current piece weight lt SPnn gt Space nn number of spaces Table 6 1 Print Format Commands Command Description lt SU gt Toggle weight data format formatted unformatted TI Time DA Date TD Time amp Date Gross net and tare weights are 9 digits in length including sign 10 digits with decimal point followed by a space and a two digit units identifier Total field length with units identifier is 12 or 13 characters ID and consecutive number CN fields are 1 6 characters in length as required If nn is not specified 1 is assumed Value must be in the range 1 99 After receiving an SU command the indicator sends unformatte
53. eypad Figure 1 1 shows the 420 Plus LED annunciators keypad and normal mode key functions The symbols shown above the keys representing up down enter left right describe the key functions assigned in setup mode In setup mode the keys are used to navigate through menus select digits within numeric values and increment decrement values See Section 3 1 3 on page 15 for information about using the front panel keys in setup mode 1 3 DISPLAY TARE SETPOINT TIME DATE Figure 1 1 420 Plus Front Panel Showing LED Annunciators and Normal Mode Key Functions LED Annunciators The 420 Plus display uses a set of eight LED annunciators to provide additional information about the value being displayed 2 Gross and Net annunciators are lit to show whether the displayed weight is a gross or net weight Center of zero gt 0 Gross weight is within 0 25 graduations of zero This annunciator lights when the scale is zeroed Standstill 24 Scale is at standstill or within the specified motion band Some operations including tare functions and printing can only be done when the standstill symbol is shown lb and kg annunciators indicate the units associated with the displayed value lb pounds kg kilograms The displayed units can also be set to short tons tn metric tons t ounces oz grams g or NONE no units information displayed The b and kg LEDs function as primary and secondary units annunciators for some
54. he character mapping used by the output device The 420 Plus can send or receive any ASCII character value decimal 0 255 but the indicator display is limited to numbers upper case unaccented letters and a few special characters See Section 7 5 on page 47 for information about the 420 Plus LED display Control ASCII Dec Hex ASCII Dec Hex ASCII Dec Hex ASCII Dec Hex Ctrl NUL 00 00 space 32 20 64 40 96 60 Ctrl A SOH 01 01 33 21 65 41 a 97 61 Ctrl B STX 02 02 34 22 B 66 42 b 98 62 Ctrl C ETX 03 03 35 23 C 67 43 c 99 63 Ctrl D EOT 04 04 36 24 D 68 44 d 100 64 Ctrl E ENQ 05 05 37 25 E 69 45 e 101 65 Ctrl F ACK 06 06 8 38 26 F 70 46 f 102 66 Ctrl G BEL 07 07 I 39 27 G 71 47 g 103 67 Ctrl H BS 08 08 40 28 H 72 4 h 104 68 Ctrl HT 09 09 41 29 73 49 i 105 69 Ctrl J LF 10 OA ii 42 2A J 74 4A j 106 6A Ctrl K VT 11 OB 43 2B K 75 4B k 107 6B Ctri L FE 12 OC j 44 2C L 76 4C 108 6C Ctrl M CR 13 oD 45 2D M 77 4D m 109 6D Ctrl N SO 14 OE 46 2E N 78 4E n 110 6E Ctrl O SI 15 OF 47 2F O 79 4F O 11 6F Ctrl P DLE 16 10 0 48 30 P 80 50 p 112 70 Ctrl Q DC1 17 11 1 49 31 Q 81 51 q 113 71 Ctrl R DC2 18 12 2 50 32 R 82 52 r 114 72 Ctrl S DC3 19 13 3 51 33 S 83 53 S 115 73 Ctrl T DC4 20 14 4 52 34 T 84 54 t 116 74 Ctrl U NAK 21 15 5 53 35 U 85 55 u 117 75 Ctr
55. ies will cause more consecutive out of band readings so DFSENS should be set higher to counter low frequency transients Reconfigure as necessary to find the lowest effective value for the DFSENS parameter The following calibration procedure requires a multimeter to measure voltage or current output from the analog output module If the option is not already installed see Section 2 3 7 on page 9 2000000 The analog output must be calibrated after the indicator itself has been configured Section 3 0 and EJ Note calibrated Section 4 0 CONFIG FORMAT CALIBR SERIAL PROGRM PFORMT SETPNT DIGIN ALGOUT VERS SOURCE ERRACT MIN T I x 4 zro MAX k OFFSET I 0 GROSS NET 20 FULLSC HOLD 000000 i 10000 number number ZEROSC Figure 7 5 Analog Output Menu 1 Enter setup mode and go to the ALGOUT menu see Figure 7 5 Set OFFSET to 0 for 0 10 V output 20 for 4 20 mA output Set MIN to lowest weight value to be tracked by the analog output Set MAX to highest weight value to be tracked by the analog output 2 Connect multimeter to analog output For voltage output connect voltmeter leads to pins three and four For current output connect ammeter leads to pins one and two 50 420 Plus Installation Manual m Adjust zero calibration Scroll to the TWZE
56. in assignments When configuring the indicator ensure that the values set for the BAUD and BITS parameters on the SERIAL menu match the baud rate bits and parity settings configured for the serial port on the PC Set the PRNDEST parameter to EDP To save all configuration data place the indicator in setup mode and send the DUMPALL EDP command to the indicator The 420 Plus responds by sending all configuration parameters to the PC as ASCII formatted text 38 420 Plus Installation Manual 5 2 2 Downloading Configuration Data from PC to Indicator Configuration data saved on a PC or floppy disk can be downloaded from the PC to an indicator This procedure is useful when a number of indicators with similar configurations are set up or when an indicator is replaced To download configuration data connect the PC to the EDP port as described in Section 5 2 1 Place the indicator in setup mode and use the PC communications software to send the saved configuration data to the indicator When transfer is complete calibrate the indicator as described in Section 4 0 2000000 Calibration settings are included in the E Note configuration data downloaded to the indicator If the receiving indicator is a direct replacement for another 420 Plus and the attached scale is not changed recalibration is not required When downloading configurations that include changed serial communications settings edit the data file to place the serial com
57. iring Guidelines Based on x 3500 Analog output installed Digital outputs sourcing 20mA each Drawing maximum current at 7 5 VDC from the DC DC power supply DC power wiring to the indicator should be EJ Note 18 AWG to 14 AWG for DC DC and earth ground conductors In a mobile application earth ground chassis should be terminated to the vehicle chassis In longer power cable runs voltage drop over the power conductor needs to be considered See table and formula below to compute voltage drop Voro 2 85A xO 1000ft length of run in ft 2 85A maximum current draw from DC DC power supply xQ Ohms from Table 2 1 8 420 Plus Installation Manual Oo O Oo IN sasi a n O o PIT Oo LII O O B E o d TINTIN E o Oo Oo Cable Wire Gauge Impedance AWG OHMS 1000ft 14 2 2520 15 3 1840 16 4 0160 17 5 0640 18 6 3850 Table 2 1 Cable Impedance 000000 DC voltage supplied to DC DC power supply Note should not be less than 9VDC Using larger gauge wire will result in less voltage drop Example 100ft run with 18 AWG wire Vorop 2 85A 6 385Q 1000ft 100 ft Vorop 1 82V 12VDC will drop to 10 18V after 100ft run 2 3 4 Load Cells To attach cable from a load cell or junction box remove connector J1 from the board The connector plugs into a header on the board as shown in Figure 2 4 7 Using one of the 6 positi
58. itivity Input Impedance Noise ref to input Internal Resolution Display Resolution Measurement Rate Input Sensitivity System Linearity Zero Stability Span Stability Calibration Method Common Mode Voltage Rejection Normal Mode Rejection Input Overload RFI Protection Analog Output 5V single sided 8 x 3500 or 16 x 7000 load cells Differential amplifier with 4 and 6 wire sensing 0 5 mV V to 4 5 mV V 0 3 uV graduation minimum 1 5 uV grad recommended 200 MO typical 0 3 uV p p with digital filters at 4 4 4 8 000 000 counts 100 000 dd Up to 60 measurements sec 10 nV per internal count Within 0 01 of full scale 150 nV C maximum 3 5 ppm C maximum Software constants stored in EEPROM 2 35 to 3 45 V referred to ground 130 dB minimum Q 50 or 60 Hz 90 dB minimum Q 50 or 60 Hz x 12 V continuous static discharge protected Signal excitation and sense lines protected by capacitor bypass Optional fully isolated voltage or current output 14 bit resolution Voltage output O 10 VDC Load resistance 1KQ minimum Current output 4 20 mA External loop resistance 5000 maximum Digital Specifications Microcomputer Digital Inputs Digital Outputs Digital Filters Phillips PXAG3OK main processor 19 6608 MHz 2 inputs TTL or switch closure active low 2 outputs 250 mA Max Sink 3 filters software selectable Serial Communications EDP Port Printer Port Both Por
59. l V SYN 22 16 6 54 36 V 86 56 V 118 76 Ctrl W ETB 23 17 7 55 37 W 87 57 w 119 17 Ctrl X CAN 24 18 8 56 38 X 88 58 x 120 78 Ctrl Y EM 25 19 9 57 39 Y 89 59 y 121 79 Ctrl Z SUB 26 1A 58 SA Z 90 5A Z 122 7A Ctrl ESC 27 1B 59 3B 91 5B 123 7B Ctrl FS 28 1C 60 3C N 92 5C 124 7C Ctrl GS 29 1D 61 3D 93 5D 125 7D Ctrl RS 30 1E gt 62 3E 94 5E 126 7E Ctrl _ US 31 1F 63 3F 95 5F DEL 127 TF Table 7 4 ASCII Character Chart Part 1 ae wee E L AKI S 420 Plus Installation Manual Appendix 45 ASCII Dec Hex ASCII Dec Hex ASCII Dec Hex ASCII Dec Hex 128 80 160 A0 192 CO a 224 EO 129 81 161 A1 193 C1 B 225 E1 130 82 6 162 A2 194 C2 r 226 E2 131 83 163 A3 195 C3 T 227 E3 132 84 n 164 A4 196 C4 gt 228 E4 133 85 165 A5 197 C5 o 229 E5 134 86 a 166 A6 198 C6 H 230 E6 G 135 87 167 AT 199 C7 231 E7 136 88 168 A8 200 C8 o 232 E8 137 89 169 A9 201 C9 233 E9 138 8A A 170 AA 202 CA Q 234 EA T 139 8B 1 2 171 AB 203 CB 235 EB i 140 8C 1 4 172 AC 204 CC oo 236 EC 1 141 8D i 173 AD 205 CD 237 ED A 142 8E 174 AE 206 CE 238 EE 143 8F 175 AF 207 CF A 239 EF 144 90 176 BO 208 DO 240 FO 145 91 177 B1 209 D1 241 F1 146 92 178 B2 210 D2 gt 242 F2 147 93 179 B3 211 D3 lt 243 F3 6 148 94 180 B4 212 D4 244 F4 0 149 95 181 B5 213 D5 J 245 F
60. lue used by the SETPT2 KIND setpoint VALUE TRIP BNDVAL Level 3 submenus ENABLE OFF Turn setpoint ON or OFF ON KIND GROSS Specifies the setpoint kind and determines whether function is based on GROSS or NET NET weight GROSS or NET setpoint kinds can be used VALUE number Display and edit the setpoint value TRIP HIGHER Trips the setpoint when the weight is higher or lower than the setpoint value or is within or LOWER outside of the band value LOWER means the output is active until you reach weight If trip is INBAND HIGHER the output is active when the setpoint is met or exceeded INBAND means the OUTBND output is active if the weight is within the band value If trip is OUTBND the output is active when the weight is outside of the band value BNDVAL number The band value for either INBAND or OUTBND trip setpoints BNDVAL is ignored unless trip is set to INBAND or OUTBND HYSTER number Specifies a band around the setpoint value that must be exceeded before the setpoint once off can trip on ACCESS OFF Front panel access to setpoints Specify OFF if setpoints will not be used ON enables ON operator to turn setpoints on off change value or change BANDVAL via front panel entry during weigh mode Table 3 7 Setpoint Menu Parameters 26 420 Plus Installation Manual RICE L AKE 3 2 8 Digital Input Menu CONFIG FORMAT CALIBR SERIAL PROGRM PFORMT SETPNT DIGIN ALGOUT VERS AR DIGI
61. matting Commands sasanak rer ak KAN eae 39 6 2 Customizing Print Formats s aa jag ak ae aa hne 40 6 2 1 Using the EDP P rti s a A ta ud edu 40 6 2 2 Using the Front Panels ieii cn da AA A a quyu aq 40 6 2 3 Using Revoluti ess eene do ter RICE er b ERG eet prb ni 41 CC temer al Error MESSAQCS REEL 42 Ts Displayed Error Messages hh hh 42 7 1 2 Using the XE EDP GCommarid ix sse leer rre bete edm ges e ponet t Rem Y DARE e d 43 T2 Status Messages iuc dee es mb ach dos Roe ed SRO Roe demde deen aa yh aed dd E 43 7 2 1 Using the P EDP Command s sarsa die fbb anes doe Feuer bero ed Sak E eos bebe dod od sted 43 7 2 2 Using the ZZ EDP Command pair aig agi T abaan e a Gere eee ce 43 7 3 Continuous Output Stream Format ees 44 1 4 ASGII Character Charts occ kaa ee opt ek RERO E A RA Me ee hahahaha aya do de 45 7 5 Front Panel Display Characters hn 47 7 6 Conversion Factors for Secondary Units en 48 ol Digital PINGING es e ras BE pak OS ra KG eed Re BRE kaos Re eh kayka Ree ae F 49 7 7 1 DISELP arameo Sica sine save La sake PHOT ak Baga AN Ein a ap Brie Bids hale eae ake 49 7 1 2 DFSENS and DFIHRH P ram t rS e aaa wa a kag a a heh 49 Glo Setting the DigitaliFilter Parameters u aan odes Ie dae tee m D Ire EP RC Da UE a Na wg Pie Ae B 50 8 A alog Output Calibration x sso st Rats wie Fads Ce a E d
62. munications changes at the end of the file Communication between the PC and indicator will be lost once the indicator receives settings for baud rate BAUD parameter or data bits and parity BITS parameter that do not match those configured for the PC RICE LAKE WEIGHING SYSTEMS 6 0 Print Formatting The 420 Plus provides three print formats GFMT NFMT and CFMT that determine the format of the printed output when the PRINT key is pressed or when a KPRINT EDP command is received If a tare has been entered or acquired NFMT is used otherwise GFMT is used Each print format can be customized to include up to 300 characters of information such as company name and address on printed tickets You can use the indicator front panel PFORMT menu EDP commands or the Revolution configuration utility to customize the print formats Display will only show capital letters press 2000000 the down arrow to view the ASCII character Note decimal value on the second menu level Refer to Table 7 4 on page 45 and Table 7 5 on page 46 to view the ASCII character charts 6 1 Print Formatting Commands Table 6 1 lists commands you can use to format the gross net and count print formats Commands included in the format strings must be enclosed between lt and gt delimiters Any characters outside of the delimiters are printed as text on the ticket Text characters can include any ASCII character that can be printed by the output d
63. n TIMSEP COLAN Specifies the time separator character COMMA Table 3 6 Program Menu Parameters Continued 3 26 Print Format Menu See Section 6 0 for information about custom print formatting CONFIG FORMAT CALIBR SERIAL PROGRM PFORMT SETPNT DIGIN ALGOUT VERS GFMT NFMT CFMT Press Oto insert a space Same as GFMT Same as GFMT before the active character I R Display first 6 Scroll left in formatting string 4 characters of format gt Scroll right in formatting string NOTE To change the active character use the numeric keypad to enter the new Y ASCII value and press the ENTER TARE key ended Decrement ASCII value of active character lt active character and gt Increment ASCII value of active character ASCII value V Delete active character Figure 3 10 Print Format Menu 3 27 Setpoint Menu CONFIG FORMAT CALIBR SERIAL PROGRM PFORMT SETPNT DIG IN ALGOUT VERS SETPT1 SETPT2 SameasSETPT1 1 ENABLE KIND H VALUE H mPp JA snova JAH HYSTER HH access 1 OFF GROSS number ON NET C number D C number A m HIGHER LOWER If TRIP HIGHER INBAND LOWER OUTBAND Figure 3 11 Setpoint Menu OFF ON 420 Plus Installation Manual Configuration 25 SETPNT Menu Parameter Choices Description Level 2 submenus SETPT1 ENABLE Specify settings for setpoint enable kind weight value trip and band va
64. ode only Use the following command syntax when changing parameter values command value lt ENTER gt where value is a number or a parameter value Use no spaces before or after the equal sign If you type an incorrect command or value the display reads Changes to the parameters are saved as they are entered but typically do not take effect until you exit setup mode For example to set the motion band parameter to 5 type the following MOTBAND 5D lt ENTER gt To view choices type the following MOTBAND lt ENTER gt 5 15 Soft Reset The command RS will reset the indicator without losing configuration and calibration It does reset consecutive number and count mode 0000000 All load cell calibration settings are lost Note when the RESETCONFIGURATION command is run Command Description Values GRADS Graduations 1 100 000 ZIRKBND Zero track band OFF 0 5D 1D 3D ZRANGE Zero range 1 9 100 MOTBAND Motion band 1D 2D 3D 5D 10D 20D OFF OVRLOAD Overload FS 2 FS 1D FS 9D FS SMPRAT Sample rate 15HZ 30HZ 60HZ 7 5HZ DIGFLTR1 Digital filtering 1 2 4 8 16 32 64 DIGFLTR2 DIGFLTR3 DFSENS Digital filter cutout sensitivity 2OUT 4OUT 8OUT 160UT 320UT 64OUT 1280UT DFTHRH Digital filter cutout threshold NONE 2DD 5DD 10DD 20DD 50DD 100DD 200DD 250DD TAREFN Tare function BOTH NOTARE PBTARE KEYED Table 5 3 CONFIG EDP Commands AAA 34 420 Pl
65. of Test Weight to be used for span calibration then click OK The Zero Calibration dialog box prompts you to remove all weight from the scale Clear the scale and click OK to begin zero calibration If your test weights require hooks or Note chains place them on the scale for zero calibration When zero calibration is complete the Span Calibration dialog box prompts you to place test weights on the scale for span calibration Place tests weights on the scale then click OK 420 Plus Installation Manual Calibration 31 32 6 When span calibration is complete a dialog bok asks whether you wish to perform linear calibration Click Yes to perform linear calibration for up to five linearization points or click No to complete calibration see step 8 On the Linear Calibration display select the point 1 5 to calibrate then click Calibrate Place test weights on scale then click OK When prompted enter the test weight value then press Enter Repeat for additional linearization points then click Exit to return to the Indicator Calibration display When calibration is complete the New Settings fields of the Indicator Calibration display are filled in Click Exit to save the new values and return to the Revolution main menu to restore the previous calibration values click Restore Settings 420 Plus Installation Manual 4 4 More About Calibration The following topics provide additional information about compens
66. on REGULA NTEP Regulatory mode Specifies the regulatory agency having jurisdiction over the scale site OM OIML NTEP and CANADA modes allow a tare to be acquired at any weight greater than zero CANADA i NONE NONE allows tares to be acquired at any weight value OIML NTEP and CANADA modes allow a tare to be cleared only if the gross weight is at no load NONE allows tares to be cleared at any weight value NTEP and OIML modes allow a new tare to be acquired even if a tare is already present In CANADA mode the previous tare must be cleared before a new tare can be acquired NONE NTEP and CANADA modes allow the scale to be zeroed in either gross or net mode as long as the current weight is within the specified ZRANGE In OIML mode the scale must be in gross mode before it can be zeroed pressing the ZERO key in net mode clears the tare CONSNU 000000 Consecutive numbering Allows sequential numbering for print operations The consecutive number number value is incremented following each print operation The initial value of this parameter is set to the start up value specified on the CONSTU parameter Changing either CONSTU or CONSNU immediately resets the consecutive number used for printing CONSTU 000000 Consecutive number start up value Specifies the initial consecutive number CONSNU value number used when the indicator is powered on UID 1 Specifies the unit identification number any numeric value up to six digits ACCUM ON OFF Turns
67. on connectors provided in the parts kit wire the load cell cable from the load cell or junction box to connector Jl on the CPU board See Figure 2 4 7 If using six wire load cell cable with sense wires remove jumpers JP1 and JP2 before reinstalling connector Jl see Figure 2 4 For four wire installation leave jumpers JP1 and JP2 on When connections are complete reinstall connector J1 onto the header so that it snaps securely into place Use two cable ties to secure the load cell cable to the inside of the enclosure J1 Pin 1 SIG SIG SENSE SENSE EXC EXC Table 2 2 JI Pin Assignments Use grounding procedures described in Section 2 3 1 on page 6 ae For 6 wire connections remove jumpers Note JP1 and JP2 For 4 wire connections leave jumpers JP1 and JP2 on 235 Serial Communications Using one of the six position connectors provided in the parts kit wire the serial communications cables to J4 Connector J3 provides connections for the EDP RS 232 port Connect communications cables to connectors J3 and J4 as shown in Table 2 3 Function O O BR O N Once cables are attached reconnect J3 and J4 to the headers on the board see Figure 2 4 Use cable ties to secure serial cables to the inside of the enclosure The EDP port supports full duplex RS 232 communications only the serial port provides either active 20 mA output or duplex RS 232 transmission Both ports
68. or more information on digital filtering DFSENS 80UT Digital filter cutout sensitivity Specifies the number of consecutive readings that must fall 160UT outside the filter threshold DFTHRH parameter before digital filtering is suspended If 320UT NONE is selected the filter is always enabled 640UT 1280UT 20UT 40UT DFTHRH NONE Digital filter cutout threshold Specifies the filter threshold in display divisions When a 2DD specified number of consecutive scale readings DFSENS parameter fall outside of this 5DD threshold digital filtering is suspended If NONE is selected the filter is always enabled 10DD 20DD 50DD 100DD 200DD 250DD TAREFN BOTH Tare function Enables or disables push button and keyed tares Possible values are ilie BOTH Both push button and keyed tares are enabled NOTARE No tare allowed gross mode only KEYED PBTARE Push button tares enabled KEYED Keyed tare enabled Table 3 2 Configuration Menu Parameters Continued TT 18 420 Plus Installation Manual RICE LAKE WEIGHING SYSTEMS 3 2 2 Format Menu CONFIG FORMAT CALIBR SERIAL PROGRM PFORMT SETPNT DIGIN ALGOUT VERS PRIMAR SECNDR DECPNT j DSPDIV H UNITS DECPNT H DSPDIV H UNITS Mur if 1 888888 1D LB 888888 lt 5D KG 0 453592 888880 2D KG 888888 1
69. rants the equipment against faulty workmanship and defective materials If any equipment fails to conform to these warranties RLWS will at its option repair or replace such goods returned within the warranty period subject to the following conditions Upon discovery by Buyer of such nonconformity RLWS will be given prompt written notice with a detailed explanation of the alleged deficiencies Individual electronic components returned to RLWS for warranty purposes must be packaged to prevent electrostatic discharge ESD damage in shipment Packaging requirements are listed in a publication Protecting Your Components From Static Damage in Shipment available from RLWS Equipment Return Department Examination of such equipment by RLWS confirms that the nonconformity actually exists and was not caused by accident misuse neglect alteration improper installation improper repair or improper testing RLWS shall be the sole judge of all alleged non conformities Such equipment has not been modified altered or changed by any person other than RLWS or its duly authorized repair agents RLWS will have a reasonable time to repair or replace the defective equipment Buyer is responsible for shipping charges both ways Inno event will RLWS be responsible for travel time or on location repairs including assembly or disassembly of equipment nor will RLWS be liable for the cost of any repairs made by others THESE WARRANTIES EXCLUDE A
70. re body then lift the backplate away from the enclosure and set it aside 2 3 Cable Connections The 420 Plus provides four cord grips for cabling into the indicator one for the power cord three to accommodate load cell communications digital inputs and analog output cables Two of the three free cord grips come with a plug installed to prevent moisture from entering the enclosure Depending on your application remove the plug from any cord grip that will be used and install cables as required The unit will keep the date and time as long 0000000 as it is plugged in Even if display and load EJ Note cells are turned off When the unit is unplugged it will lose date and time information Figure 2 1 shows the recommended assignments for the 420 Plus cord grips Front of Indicator Setup Switch Access Screw Bottom View Power Cord S f N q N p 4 Backplate Load Cell Cable Cord Grip Open Communications Access Cord Grip Plugged Figure 2 1 Recommended Cord Grip Assignments 420 Plus Installation Manual Installation 5 2 3 1 Cable Grounding Except for the power cord all cables routed through the cord grips should be grounded against the indicator enclosure Do the following to ground shielded cables Use the lockwashers clamps and kep nuts provided in the parts kit to install grounding clamps on the enclosure studs adjacent to cord grips Install grounding clamps only for cor
71. rsi n MENU sos ache eae oR cane RE d acq eec ndi ed a and tape Pide he eg d dad 29 Calibration J I DU 4 1 Front Panel Calibration xax Ret RR RS AR RH ER AR Ra Po RU RE EES 30 4 2 EDP Command Calibration ss sak an a aga a a ada daa ehh ahh 31 4 3 Revolution Calibration ss aa a a aka Ji aa ar a aaa ee ar hh ahh 31 4A More ABOUT GallDration e x saa a SADE sa A Ga Wang e Wee aS Pw A ara a gi a E Dia 32 4 4 1 Adjusting Final Calibration isses mmu ur 32 442 ZeroDeadload D Counts cure A Rae Tuck eue jar Psi w Pa Re e Bad 32 EDP Cominantiis u uu u 99 5 1 The EDP Command Set x vec Remate RR u a a a eq D RT PR p doe h a h QR RC aa 33 5 1 1 Key Press Commands edes xe texere rper ei ag a eee lobe ben been Rn bed px RP E Saa 33 5 1 2 Reporting Commands u cuc Euer a pode Eos VR DEUS quway EROR Rie HORROR BR IRL aaa 34 5 1 3 The RESETCONFIGURATION Command mme 34 5 1 4 Parameter Setting Comrmaanads s es aa ce tese hee dos x PR ERR RUE RU ee een UC RR RU aa 34 5 1 5 SOM ROSS MH I IIT 34 5 1 6 Normal Mode Commands dua Se o dopo w Efe de ba e Eit bye S ee Es 37 5 2 Saving and Transferring DAA eres eer is Eoen EEES EREE hh 38 5 2 1 Saving Indicator Data to a Personal Computer r rr 38 5 2 2 Downloading Configuration Data from PC to Indicator aae 38 6 1 Print For
72. s ENTER to calibrate the indicator for counting the new parts If a sample size was specified the indicator display shows the message CNT as it acquires the sample weight then switches to count display mode and shows the part quantity If a known piece weight was specified the display switches to count display mode immediately 14 8 Display Part Weight To view gross and net weight parts press MODE to switch from count display mode to normal weighing mode To view the current piece weight while in count mode press DISPLAY TARE key 14 9 Display Accumulator Hold the MODE GROSS NET key for three seconds to display the accumulated value if enabled in configuration The accumulated value will be displayed for about 10 seconds To clear the accumulator press the CLR key twice while the accumulated value is being displayed 14 10 Display or Change Time To display the date press the TIME DATE key once press TIME DATE a second time to display the time 4 420 Plus Installation Manual To set the date press the TIME DATE key once Use the numeric keypad to enter the date then press the ENTER key Use the numeric keypad to enter the date in the same format configured for the indicator MMDDYY DDMMYY or YYMMDD To set the time press the TIME DATE key twice Use the numeric keypad to enter the time in 24 hour format then press the ENTER key The time and date is backed up with the battery EJ Note If the main power is int
73. s Installation Manual Installation 9 Use the ALGOUT menu to configure and calibrate the analog output module when cabling is complete See Section 2 4 for information about installing the analog output module Pin Signal 1 Current Out 2 Current Out 3 Voltage Out 4 Voltage Out Table 2 5 Analog Output Module Pin Assignments 2 4 Analog Output Module Installation To install or replace the analog output module PN 85659 follow the steps listed in Section 2 2 on page 5 for opening the 420 Plus enclosure Mount the analog output module on its standoffs in the location shown in Figure 2 4 7 and plug the module input into connector J9 on the 420 Plus board Connect output cable to the analog output module as shown in Table 2 5 then reassemble the enclosure Section 2 5 See Figure 7 8 50 for analog output calibration procedures 25 Enclosure Reassembly Once cabling is complete position the backplate over the enclosure and reinstall the backplate screws Use the torque pattern shown in Figure 2 6 to prevent distorting the backplate gasket Torque screws to 15 in Ib 1 7 N m 10 8 1 lt Torque Pattern 3 7 4 2 9 Figure 2 6 420 Plus Enclosure Backplate 10 420 Plus Installation Manual NTEP Approval Fastener Figure 2 7 NTEP Sealing 2 86 Board Removal If you must remove the 420 Plus CPU board use the following procedure 1 Disconnect power to
74. sent using any external device capable of sending ASCII characters over a serial connection EDP commands duplicate the functions available using the indicator front panel and provide some functions not otherwise available EDP commands can be used to simulate pressing front panel keys to configure the indicator or to dump lists of parameter settings See Section 5 0 on page 33 for more information about using the EDP command set 3 13 Front Panel Configuration The 420 Plus indicator can be configured using a series of menus accessed through the indicator front panel when the indicator is in setup mode Table 3 1 summarizes the functions of each of the main menus Menu Menu Function CONFIG Configuration Configure grads zero tracking zero range motion band overload tare function sample rate and digital filtering parameters FORMAT Format Set format of primary and secondary units display rate CALIBR Calibration Calibrate indicator See Section 4 0 on page 30 for calibration procedures SERIAL Serial Configure EDP and printer serial ports PROGRM Program Set power up mode regulatory mode and consecutive number values PFORMT Print Format Set print format used for gross and net tickets See Section 6 0 on page 39 for more information SETPNT Setpoint Configure Setpoints and digital outputs DIG IN Digital Input Assign digital input functions ALGOUT Analog Output Configure analog outpu
75. set to industrial or legal for trade LFT PRNDES EDP Print destination Selects the EDP port printer port or both ports simultaneously for data PRN transmission when the PRINT key is pressed or the KPRINT EDP command is sent BOTH PRNMSG OFF Print message Default will be OFF When the print key is pressed and data is sent out the word ON PRINT is momentarily displayed on the remote display Level 3 Submenus EDP Port and Printer Port BAUD 9600 Baud rate Selects the transmission speed for the EDP or printer port 300 600 1200 2400 4800 19200 38400 Table 3 5 Serial Menu Parameters 22 420 Plus Installation Manual RICE L AKE SERIAL Menu Parameter Choices Description BITS 8NONE Selects number of data bits and parity of data transmitted from the EDP or printer port 7EVEN 7ODD S BITS 1 STOP Stop bits Sets the number of stop bits to 1 or 2 2 STOP TERMIN CR LF Termination character Selects termination character for data sent from the EDP or printer port CR EOLDLY 000000 End of line delay Sets the delay period in O 1 second intervals from when a formatted line is number terminated to the beginning of the next formatted serial output Value specified must be in the range 0 255 in tenths of a second 10 1 second An EOL may be required for
76. standstill annunciator 128 gross mode annunciator 16 and the Ib primary units annunciator 1 Decimal Value Annunciator 1 Ib primary units 2 kg secondary units 4 Count 8 Tare entered 16 Gross 32 Net 64 Center of zero 128 Standstill Table 7 3 Status Codes Returned on the ZZ Command 420 Plus Installation Manual Appendix 43 73 Continuous Output Stream Format Figure 7 1 shows the continuous output format sent to the 420 Plus EDP or printer port when the STREAM parameter SERIAL menu is set to either EDP or PRN STX POL wwwwwww UNIT G N S TERM ASCII 02 G Gross lt CR gt lt LF gt decimal N Net or lt CR gt aa 13 JU Polarity ae L pounds decimal lt space gt Positive K kil lt gt Negative Te cn oe Status f a epee G grams nents valid lt gt Underrange suites Invalic M Motion Weight data 7 digits right justified with ogee ING O Over under range decimal point leading zero supression Overload AAAAAAA Underrange 1 Display overflow OVERFL Figure 7 1 Continuous Output Data Format 44 420 Plus Installation Manual 74 ASCII Character Chart Use the decimal values for ASCII characters listed in Tables 7 4 and 7 5 when specifying print format strings on the 420 Plus PFORMT menu The actual character printed depends on t
77. t module Used only if analog output option is installed VERS Version Display installed software version number Move UP Increrement VAlue Table 3 1 420 Plus Menu Summary Move RIGHT ENTER value Next l E sisi Move LEFT ecremen Previous 1 Value Figure 3 2 Front Panel Key Functions in Setup Mode Four front panel keys are used as directional keys to navigate through the menus in setup mode see Figure 3 2 The UNITS lt 1 and PRINT keys scroll left and right horizontally on the same menu level ZERO A and GROSS NET V move up and down vertically to different menu levels The TARE key O serves as an Enter key for selecting parameter values within the menus A label above each of these keys identifies the direction provided by the key when navigating through the setup menus 1 Level Parameter P 1 Level y 2 Level P Parameter Parameter y 24 Level Parameter When moving through values below the first menu level press ZA to return to the level above Press or YY to move to the next parameter on the level above Figure 3 3 Setup Mode Menu Navigation 420 Plus Installation Manual Configuration 15 To select a parameter press lt or gt to scroll left or right until the desired menu group appears on the display then press Y to move down to the submenu or parameter you want When moving through the menu parameters the
78. the accumulator on and off Stores the count date and time of last accumulation RTZGRD Return to zero grads to re arm the accumulator Default 0 DATE DATFMT Allows selection of date format and date separator See Level three parameter for descriptions DATSEP TIME TIMFMT Allows selection of time format and separator See level three parameter for descriptions TIMSEP Level 3 submenus ACCESS DISABLE Operator access to piece count mode Specify DISABLE if piece count mode will not be used ENABLE With access disabled pressing the GROSS NET MODE key toggles between gross and net modes only SPLSIZ 10 Sample size Specify the default size used for counting scale operations Sample size can be 20 changed in counting mode during sample acquisition 50 100 5 PCWGT ON OFF ON Turns the accumulator on and off OFF RTZGRD 0 This determines the number of grads away from O that it has to return to re arm the Number accumulator between weighments DATFMT MMDDYY Specifies the format used to display or print the date DDMMYY YYMMDD DATSEP SLASH Specifies the date separator character DASH SEMI TIMFMT 24HOUR Specifies the format used to display or print the time 12HOUR Table 3 6 Program Menu Parameters Continued TT 24 420 Plus Installation Manual RICE LAKE WEIGHING SYSTEMS PROGRM Menu Parameter Choices Descriptio
79. to e LY ie REOR e kamaq eau ket Sob acl decide ag SOR EC d IO S 4 TANS PHIDETICKOE adit h ebbe E b LEE bete eod red id ale ates utes dut usus 4 WATA AO TIRE 4 2 0 installation v uu uuu 9 2 1 Unpacking arid Assembly ss ss sia sa ak ex Fee RE E UR Re eh ee eR RUE RUD OR NOR RC RUE aq 5 2 2 Enelosure DISassemblys s dee it A d o SIRAC ERR CR Re OR oid be Roi d 5 2 3 Cable Connections dex Fehon a eee sees RRMA ERT EE 6 DS PER esa RAE WCS Nah es PERS 5 2 3 1 Cable Grounding ss 2 ts Ger wasi Ghee o oe aah ARG LN Ma D aa wrap OL RS fer OR e ds 6 2 3 2 Bypass Power BUON sana x pata a aa DENG ah tes as n See e 6 2 3 3 DG Power Wirima Guidelines anana uu D atada eid Medes ba Ka a beh eka S 8 2 3 4 koad GEIS asian case aaa a aan aad carp ata CLR abe embed A tude ace Gree cuir 9 23 0 Serial COMMUNICATIONS secs news ah aye ae Meee eee EE GP EY Ee ee wakas wax Be does 9 290 WOMAN a aa a oceania aaa Na TA kN 9 234 Analog Output c aus aan oath thie REC bee ber eee de ede ag broma d bete sasha exe is 9 2 4 Analog Output Module Installation lei 10 2 5 Enclosure Reassembly ehh hr mre 10 2 6 Board Removal s 1d EDDY AA ood e OR HERR Dr CS dee e a 10 2 f Replacement Parte sss EEG EE EGO HRS aa es RR RAG RU XQ Ge EN dU AER Ree Ga han a bs Res 11 3 Gomiguration MENOS esa t t Rp a bee hee a RR Ra RR RR RARE GR e RR CR MORE RAE IR dd 14 3 1 1 Revolution Config tatlon ee eg u a Bate he Rue
80. truct the print format without the formatting commands lt NL gt and lt SP gt required by the front panel or EDP command methods Using Revolution you can type text directly into the grid then select weight value fields from the tool bar and place them where you want them to appear on the printed ticket Figure 6 2 shows an example of the Revolution print formatting grid Ticket Editor A SG ORGO t S ko 2 Net Format R 2 Count Format Figure 6 2 Revolution Print Format Grid RICE L AKE 420 Plus Installation Manual Print Formatting 41 10 Appendix 11 Error Messages The 420 Plus indicator provides a number of error messages When an error occurs the message is shown on the indicator LED display Error conditions can also be checked remotely by using the XE EDP command as described in Section 7 1 2 on page 43 71 1 Displayed Error Messages The 420 Plus provides a number of front panel error messages to assist in problem diagnosis Table 7 1 lists these messages and their meanings Error Message Description Solution E A D A D physical error Call Rice Lake Weighing Systems RLWS Service EEEROM EEPROM physical error EVIREE Virgin EEPROM Use TE
81. ts Operator Interface Display LED annunciators Keypad Environmental Full duplex RS 232 fully capable RS 232 or active 20 mA current loop transmit only 38400 19200 9600 4800 2400 1200 600 300 bps 7 or 8 data bits even odd or no parity 6 digit LED display 7 segment 0 8 in 20 mm digits Gross net center of zero standstill Ib primary units kg secondary units count tare 21 key flat membrane panel Operating Temperature 10 to 40 C legal Storage Temperature Humidity Enclosure 10 to 50 C industrial 25 to 70 C 0 95 relative humidity Enclosure Dimensions 9 5 in x 6 in x 3 12 in Weight Rating Material 24 cm x 15 cm x 8 cm 2 8 Kg 6 1 Ib UL Type 4X Certifications and Approvals NTEP CoC Number Accuracy Class 04 076 WAN L Nmax 10 000 Measurement Canada Pending Accuracy Class C MAN HD Nmax 10 000 420 Plus Installation Manual Appendix 53 420 Plus Limited Warranty Rice Lake Weighing Systems RLWS warrants that all RLWS equipment and systems properly installed by a Distributor or Original Equipment Manufacturer OEM will operate per written specifications as confirmed by the Distributor OEM and accepted by RLWS All systems and components are warranted against defects in materials and workmanship for two years RLWS warrants that the equipment sold hereunder will conform to the current written specifications authorized by RLWS RLWS war
82. ture a new zero value See Section 4 1 on page 30 for more information about using this parameter Table 3 4 Calibration Menu Parameters 420 Plus Installation Manual Configuration 21 3 24 Serial Menu See Section 7 3 on page 44 for information about the 420 Plus serial data format CONFIG FORMAT CALIBR SERIAL PROGRM PFORMT SETPNT DIGIN ALGOUT VERS EDP Print stream JA strate H panoes H PANMSG sau H ems H sams H Termin H EoLDLy Echo OFF Can EDP D e OFF EDP C LFT PRN C ON C 8NONE 1 STOP q CR LF D C 000000 6 ON BOTH 7EVEN 2 STOP 4 CR D number C OFF C BOTH p 7ODD Same as EDP Figure 3 8 Serial Menu SERIAL Menu Parameter Choices Description Level 2 submenus EDP BAUD Specifies settings for baud rate data bits termination characters end of line delay and echo BITS used by the EDP port TERMIN EOLDLY ECHO PRINT BAUD Specifies settings for baud rate data bits termination characters end of line delay and echo BITS used by the printer port TERMIN EOLDLY ECHO STREAM OFF Selects the serial port used for continuous transmission Streaming can be set for the EDP port EDP Printer port or both ports simultaneously See Section 7 3 on page 44 for information about the PRN 420 Plus continuous data format BOTH STRRTE INDUST Specifies stream rate Stream rate can be
83. us Installation Manual RICE LAKE WEIGHING SYSTEMS Command Description Values PRI DECPNT Primary units decimal position 8 88888 88 8888 888 888 8888 88 88888 8 888888 888880 PRI DSPDIV Primary units display divisions 1D 2D 5D PRI UNITS Primary units LB KG OZ TN T G NONE SEC DECPNT Secondary units decimal position 8 88888 88 8888 888 888 8888 88 88888 8 888888 888880 SEC DSPDIV Secondary units display divisions 1D 2D 5D SEC UNITS Secondary units LB KG OZ TN T G NONE SEC MULT Secondary units multiplier 0 00000 9999 99 DSPRATE Display rate 250MS 500MS 750MS 1SEC 1 5SEC 2SEC 2 5SEC SSEC 4SEC 6SEC 8SEC Table 5 4 FORMAT EDP Commands Command Description Values WZERO Zero calibration WVAL Test weight value test_weight_value WSPAN Span calibration REZERO Rezero LC CD Set deadload coefficient value LC OW Set span coefficient value Table 5 5 CALIBR EDP Commands Command Description Values EDP BAUD EDP port baud rate 300 600 1200 2400 4800 9600 19200 38400 EDP BITS EDP port data bits parity 8NONE 7EVEN 7ODD EDP TERMIN EDP port termination character CR LF CR EDP EOLDLY EDP port end of line delay 0 255 0 1 second intervals EDP ECHO EDP port echo ON OFF PRN BAUD Printer port baud rate 300 600 1200 2400 4800 9600 19200 38400 PR
84. utput Press to save the new value Table 3 9 Analog Output Menu Parameters Me 28 420 Plus Installation Manual RICE LAKE WEIGHING SYSTEMS 3 2 10 Version Menu The VERS menu is used to check the software version and reg version installed in the indicator You can also check the indicator model CONFIG FORMAT CALIBR SERIAL PROGRM PFORMT SETPNT DIGIN ALGOUT VERS Figure 3 14 Version Menu Software version 420 Plus Installation Manual Configuration 29 4 0 Calibration The 420 Plus can be calibrated using the front panel EDP commands or the Revolution configuration utility Each method consists of the following steps Zero calibration Entering the test weight value Span calibration Optional rezero calibration for test weights using hooks or chains The following sections describe the calibration procedure for each of the calibration methods 4 1 CONFIG FORMAT CALIBR SERIAL PROGRM PFORMT SETPNT DIGIN ALGOUT VERS CALS Display and edit span Calibration A D count value CAL Display and edit zero Calibration A D count value Display and edit test weight value WZERO WSPAN WLIN H REZERO TAL Press Enter to remove offset from zero and span calibrations Cwer st era era DI WPT gt 4 ers D CAL Display and edit span calibration
85. wire cut B Length of foil before folding back on cable insulation Figure 2 2 Grounding Clamp Attachment for Foil Shielded and Braided Cabling 2 3 2 Bypass Power Button If jumper JMP1 is set for SW position the power switch on the front panel of the indicator will turn the unit ON or OFF If it is not in the SW position the indicator will power up as soon as the AC is applied This allows the front panel overlay power control switch to be bypassed Label F in Figure 2 3 shows the location of JMP1 Figure 2 4 on page 7 shows entire board Figure 2 3 420 Plus CPU and Power Supply Board JMP1 Shunt Location 6 420 Plus Installation Manual Bin iss Ol D t OXL Nam E amp 149 IN ozo 059 q N S8 eo sso ZvY 159 5 8S3 6SY v90lvvs J fo D N D o o o 4 SWALSAS ONIHSISM JAM 3918 Te a N D a N a N L C3 8 AVS czy LYA Figure 2 4 420 Plus CPU and Power Supply Board 7 420 Plus Installation Manual Installation Wire Assembly PN 85151 to J7 on CPU Board PN 85123 Figure 2 5 420 Plus DC Power Supply 2 33 DG Power W
86. z g g g kg tn Ib kg Ib kg lo oz Ib g Ib Ib Ib kg lb kg t Ib kg Ib Ib lb kg none Ib kg Ib kg Ib Ib Table 1 1 Units Annunciators Showing Primary Secondary LEDs Used for All Configurations 1 4 Indicator Operations Basic 420 Plus operations are summarized below 1 4 1 Toggle Gross Net Mode Piece Count Press the GROSS NET key to switch the display mode from gross to net or from net to gross If a tare value has been entered or acquired the net value is the gross weight minus the tare Gross mode is shown by the Gross annunciator net mode is shown by the Net annunciator 14 2 Toggle Units Press the UNITS key to switch between primary and secondary units The appropriate units LED to the right of the display is lit 14 3 Zero Scale 1 In gross mode remove all weight from the scale and wait for the standstill annunciator Ex za 2 Press the ZERO key The center of zero 20 annunciator lights to indicate the scale is zeroed Acquire Tare 1 Place container on scale and wait for the standstill annunciator KA 1 4 4 1 4 5 1 4 6 Press the TARE key to acquire the tare weight of the container Net weight is displayed and the D annunciator lights to show the tare value was entered Enter Tare Keyed Tare Use the numeric keypad to enter the tare value then press the TARE key Net weight is displayed and the D annunciator lights to show the tare v

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