Doran 8200IS Series Technical Manual

Intrinsically safe indicator
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8200IS Series
Intrinsically Safe Indicator
Technical Manual
MAN289 – Rev 7 (2.3)
Doran Scales, Inc.
www.doranscales.com

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Summary of Contents for Doran 8200IS Series

  • Page 1 8200IS Series Intrinsically Safe Indicator Technical Manual MAN289 – Rev 7 (2.3) Doran Scales, Inc. www.doranscales.com...
  • Page 2: Table Of Contents

    Table of Contents Introduction ........................1 Specifications ......................... 2 Scale Operation ......................3 Fig. 1: Model 8200IS Front Panel Layout .................... 3 Scale Annunciators ........................3 Powering On and Off ........................ 4 Basic Weighing Operation ......................4 ZERO ............................4 TARE ............................
  • Page 3 Weight Reference Entry of High and Low Limits ..............13 Zero Band Checkweighing ..................14 Zero Band Checkweighing ...................... 14 Product ID Checkweigh Operation ................15 Recall PRODUCT ID from Memory ..................15 Display Current PRODUCT ID ....................15 Create New PRODUCT ID ...................... 15 Delete PRODUCT ID from Memory ..................
  • Page 4 Checkweigh Operation Setpoints and Outputs – 9 OPEr ............40 Exit - 99 ........................... 42 Data Communications ....................43 Data String Formatting ......................45 Custom Data String Configuration ..................50 Remote Commands ........................ 52 Installation Instructions ....................54 Removing the Rear Panel ....................... 54 Cable Glands ..........................
  • Page 5: Introduction

    Intrinsically Safe Indicator. Please be sure to read the entire manual and control drawings to ensure that you obtain all the benefits that the 8200IS series can provide. If any questions arise, please feel free to contact the Doran Scales Technical Support Department at tech@doranscales.com.
  • Page 6: Specifications

    Specifications UL Certificate Number 20190304-E485121 Enclosure 304 Stainless Steel Product Dimensions 10” W x 6.75” H x 3.5” D Environmental Protection IP6X 14 F to 104F (-10 C to +40 C) Temperature Range 8CHG only: 14 F to 86 F (-10 C to +30 C) Altitude Up to 2000 meters Resolution Range...
  • Page 7: Scale Operation

    Scale Operation Fig. 1: Model 8200IS Front Panel Layout Scale Annunciators Unit of measure lb, oz, kg, or g. The units annunciator to the right of the display will indicate the current unit of measure. Net weighing mode is indicated by the NET annunciator. The annunciator will illuminate when a net weight is displayed.
  • Page 8: Powering On And Off

    1 to 8 setpoint output status indicators. Below the weight display are annunciators that are illuminated when an output is active in weighing mode or the current setpoint or preact is being edited. Powering On and Off Connect the indicator to a compatible AC or Battery power source. To turn the indicator on, press ZERO.
  • Page 9: Display Tare Value

    "r" to confirm data transmission. There are many parameters that customize the control of manual and automatic transmission of data. Data can be transmitted via standard fiber optics to Doran’s safe area fiber optic converter. Contact Doran Tech Support at tech@doranscales.com for support.
  • Page 10: Setpoint And Output Operation For Standard Configuration

    S.O. outputs are available on board due to intrinsic safety requirements. All output status will be communicated via fiber optic to a safe area communications box such as Doran’s optional 8FB fiber optic to RS232 converter. Enter SETPOINT Target Weight Press SETPOINT.
  • Page 11: Enter Setpoint Preact Weight

    adjusted for that measurement. The overall change will be limited to a maximum of 63% of the setpoint value, regardless of the adjustment percentage. For Example: 20 pounds of a material is desired and material in transit is observed and estimated at 0.5 lb.
  • Page 12: Tank Level Maintenance Mode Standard Configuration

    No outputs are available on board due to intrinsic safety requirements. All output status will be communicated via fiber optic to a safe area communications box such as Doran’s optional 8FB fiber optic to RS232 converter. To configure this operation: 1.
  • Page 13: Product Id Standard Configuration

    Product ID Standard Configuration 800 product IDs are available. Deploying a large library of IDs with multiple scales can be easy to manage with Doran’s data management programs. Product IDs save information that includes: • Setpoint values • Preact values •...
  • Page 14: Delete Product Id From Memory

    Delete PRODUCT ID from Memory Enter the product ID to be deleted and press PROD ID. The display will show PRD ID followed by the Product ID number. Press and hold the CLEAR button for more than 2 seconds. The display will show and then .
  • Page 15: Accumulator And Counter Standard Operation

    Accumulator and Counter Standard Operation Accumulator and Counter Operation When a manual or automatic print function is executed, the accumulator has the currently displayed weight added to its current value and the counter is incremented. To accumulate automatically, select an auto print function in the parameter setup menu. To accumulate manually, allow the scale to become stable and press PRINT.
  • Page 16: Checkweighing Operation

    Checkweighing Operation The indicator can be converted from the standard configuration into checkweighing operation. Checkweighing removes the functionality of setpoints and outputs, and activates checkweighing. Some sections will be repeated to reflect the full functionality of the checkweighing operation. Three Band Checkweighing Three band checkweighing classifies weighments into over, accept and under.
  • Page 17: Five Band Checkweighing

    Five Band Checkweighing Five band checkweighing classifies weighments into high, over, accept, under and low. Five Band Checkweighing (9.1 set to operation starting with S) C.O. 1. Press ZERO 2. Place an item on the scale 3. Checkweigh status is indicated as follows a.
  • Page 18: Zero Band Checkweighing

    Zero Band Checkweighing Basic checkweighing - simply set the desired weight on the platform, press zero and checkweigh based upon the standard tolerances in the O.U. parameter (9.3 O.U. Zero Band Checkweighing (9.1 set to operation starting with 0) C.O. 1.
  • Page 19: Product Id Checkweigh Operation

    Product ID Checkweigh Operation 800 product IDs are available. Deploying a large library of IDs with multiple scales can be easy to manage with Doran’s QC Weigh and CheckWay data management programs. Product IDs save information that includes: • Checkweigh limits •...
  • Page 20: Delete Product Id From Memory

    Delete PRODUCT ID from Memory Enter the product ID to be deleted and press PROD ID. The display will show PRD ID followed by the product ID number. Press and hold the CLEAR button for more than 2 seconds. The display will show .
  • Page 21: Product Fields Checkweigh Operation

    Product Fields Checkweigh Operation The 8200IS has eight 40-character alphanumeric fields that can be entered and transmitted as desired using custom data strings. In addition, there is a ninth product field for serialization which increments from the five-digit number entered every time a print occurs.
  • Page 22: Qc Weigh Operation

    QC Weigh Operation The 8200IS is capable of automatic checkweigh operation. Through use of our external data management program, ionSuite, users can: input custom products, input unique users, and run reports on the data collected. See the Product ID and User ID sections of this manual for more information of what can be input.
  • Page 23: Checkweigh Operation

    After a User ID has been entered, a new screen will appear showing the stored Product IDs. The scaler can user one of two methods to input their Product ID: The Product ID can be manually selected. Use the UNITS and PRINT buttons on the scale to scroll forward or backwards respectively.
  • Page 24: Accumulator And Counter Checkweigh Operation

    Accumulator and Counter Checkweigh Operation Accumulator and Counter Operation When a manual or automatic print function is executed, the accumulator has the currently displayed weight added to its current value and the counter is incremented. To accumulate automatically, select an auto print function in the parameter setup menu. To accumulate manually, allow the scale to become stable and press PRINT.
  • Page 25: Calibration Guide

    Calibration Guide Entering Calibration and Parameter Setup Mode Front Panel Access 1. Press and hold ZERO and UNITS simultaneously until the audit counters are displayed. is displayed ENT CD 3. Press ZERO 5 times, so that 5 is displayed, 4. Press UNITS Internal Calibration Button The calibration push button is located near the center of the board and labeled CAL.
  • Page 26: Set Scale Count By

    Set Scale Count By After the capacity has been entered, count by (resolution) will automatically be set for a legal for trade 5000 division level. 1. After setting scale capacity, press UNITS 2. The display will alternate between and the current count by CNT BY 3.
  • Page 27: Single Point Calibration - Span Only

    Single Point Calibration – Span Only Two point calibration is required prior to single point calibration. Only the span point will be updated with the previous zero point remaining. 1. Press UNITS until 1 is displayed 2. Press ZERO 3. Press UNITS until 0 appears on the display 4.
  • Page 28: Scale Calibration Troubleshooting

    10. The span number, from step #7, must be higher than the scale divisions found in step #1. If the span counts are too low or too high, check the load cell connections. If the connections are correct, replace the load cell. If experiencing problems during calibration, contact Doran Scales technical support at tech@doranscales.com.
  • Page 29: Scale Parameter Setup

    Scale Parameter Setup Entering Calibration and Parameter Setup Mode Front Panel Access 1. Press and hold ZERO and UNITS simultaneously until the audit counters are displayed. is displayed ENT CD 3. Press ZERO 5 times, so that 5 is displayed, 4.
  • Page 30: Navigating Parameter Menu With Keypad

    Navigating Parameter Menu with Keypad To navigate to a specific parameter, first enter calibration and parameter setup mode, as described above. Then, enter the parameter group number, a decimal point, and the element number, followed by the ENTER button. These values are located to the left of each parameter outlined later.
  • Page 31: Legal For Trade Restrictions

    Legal for Trade Restrictions When the Legal for Trade mode is enabled, it automatically disables some menus and parameter options. This is done to comply with NTEP and CWM requirements. The menus and parameter sections are shown on the following pages. Menus and parameters not available when in the Legal for Trade mode are marked by an asterisk.
  • Page 32: Capacity And Calibration - 1 Cal

    Capacity and Calibration - 1 Capacity Adjustment CAP AJ 1 lb / kg to 999,000 lb / kg 1 - 999000 Refer to calibration guide for more detail Count By Setup Menu CNT BY Also known as resolution or division Selection limited by scale capacity 0.00002 Capacity/resolution (scale divisions) maximum value...
  • Page 33 Automatic Zero Tracking Range Weight within the specified number of divisions are automatically zeroed Zero tracking is off, no automatic zeroing Zero tracking to within 0.5 division Zero tracking to within 1 division Zero tracking to within 3 divisions Zero tracking to within 5 divisions Zero tracking to within 10 divisions Zero tracking to within 20 divisions Motion aperture*...
  • Page 34 Zero on Demand 1.10 Enables or disable zero latching If ZERO is pressed, it is saved until the scale becomes stable. If the scale is in motion, the zero request is discarded. Print on Demand 1.11 Enables or disables print latching If the scale is in motion, the print request is discarded.
  • Page 35: General Settings - 2 Cnfg

    General Settings - 2 CNFG Unit Enable and Disable Determines which unit selections will be active Do not enter Convert selection menu Press ZERO then UNITS to enter menu below pounds menu lb is active lb is non active kilograms menu kg is active kg is non active ounces menu...
  • Page 36 Push Button Enable and Disable P.B. Determines which buttons are active or inactive Do not enter push button selection menu Press ZERO then UNITS to enter menu below PRINT button pb is active pb is non active UNITS button pb is active pb is non active ZERO button pb is active...
  • Page 37 F1 and F2 buttons Continued pb is active pb is non active Note: If a pushbutton is disabled, the function is still active, but not through the front panel Threshold Level Entry Represents a % of total capacity. This feature controls automatic printing features and setpoint state change.
  • Page 38: Fiber Optic Port 1 - 3 Fib1

    Enable Checkweigh Mode To change mode to alternative mode select Yes. Then exit parameter menu and power cycle the scale to take effect. When powering back on the 2.11 CW or 8200 scale will show to enter standard mode or 8200 for checkweigh mode.
  • Page 39 Data Output Format Port 1 Basic output format Basic Dual Print Format. Includes Kilogram weight. Basic Output for label printer Model 8000 emulation User definable print string with default values User definable print string with default values User definable print string with default values User definable print string WinSPC compatibility format Serial protocol for output control (sets baud rate to...
  • Page 40: Fiber Optic Port 2 - 4 Fib2

    Fiber Optic Port 2 - 4 Data Output Mode Port 2 D.O. Transmit on demand. Transmit when the PRINT T.O.D button is pressed. Auto Print 1. Transmit once only when scale A.P. becomes stable. Auto Print 2. Transmit once only when scale becomes stable.
  • Page 41 Baud Rate Port 2 1200 baud 2400 baud 4800 baud 9600 baud 14,400 baud 14.4 19,200 baud 19.2 28,800 baud 28.8 38,400 baud 38.4...
  • Page 42: Standard Operation Setpoints And Outputs - 9 Oper

    Standard Operation Setpoints and Outputs – 9 OPER Setpoint Operation S.O. Do not enter Setpoint Operation Press ZERO then UNITS to enter menu below Setpoint Mode Setpoint off Active High (wt>setpt Active Low (wt<setpt Active High (wt>setpt ): only stable weights Active Low (wt<setpt ): only stable weights...
  • Page 43 Setpoint Weight Operation Weight that is used to evaluate the Setpoint logic Currently displayed weight Net weight Gross weight Preact Adjustment % Configuration Do not enter menu Press ZERO then UNITS to enter menu below Preact Configuration P1-8 Key in preact adjustment % and press enter Range: 1 to 90 % Output Configuration...
  • Page 44: Checkweigh Operation Setpoints And Outputs - 9 Oper

    Checkweigh Operation Setpoints and Outputs – 9 OPEr Checkweigh Operation C.O. Three band checkweighing Checkweigh status continuously active. Three band checkweighing Only active while weight is stable and inactive while the scale is in motion. Three band checkweighing Only active while the weight is above the threshold value (2.5 ) and inactive when below.
  • Page 45 Checkweigh Limit Entry C.E. Scroll from recalled value: Use the F1 (OVER) or F2 (UNDER) button to recall a limit. Then use the F1 (OVER) and F2 (UNDER) buttons to increase or decrease the recalled target value. Keyboard entry also supported. Scroll from reference weight: Place an item on the platform and press the F1 (OVER) or F2 (UNDER) button to enter that weight as a target value.
  • Page 46: Exit - 99 Don

    Exit - 99 don 10.1 Exit and save changes DONE Do not exit Save changes and exit – press UNITS to exit...
  • Page 47: Data Communications

    Data Communications To confirm data has been transmitted, the display will show a "r" in the leftmost digit. Transmit on Demand ( In this mode, scale data is transmitted whenever PRINT is pressed, a remote switch configured for a PRINT command is pressed, or a print request is received at the serial port.
  • Page 48 Auto Print 5 ( Auto Print 5 transmits the last stable scale reading following the scale leaving motion that is above the adjustable threshold level. Transmission does not occur until the scale returns below the threshold value. To adjust the threshold level as a % of capacity, see the Threshold Level (2.5 ) parameter.
  • Page 49: Data String Formatting

    Data String Formatting Many predefined data formats are available. This allows for flexibility when communicating with a database, printer, remote display or other devices. The LB1-4 custom data strings provide the opportunity to define a custom print string up to 64 characters in length. Note: Lb:oz unit is not supported in data strings.
  • Page 50 Print String Description Label Printer Output Format <p> Weight Polarity Negative weight “-”, positive weight <FR”L1”><LF><?><LF><p><xxxx.xx><LF space (20h) ><uu><LF><"GS"><LF><MOT><LF><p> <xxxx.xx> Weight Data fixed field <xxxx.xx><LF><kg><LF><P1,1><LF> of 6 digits plus decimal. In overload or underload “-------”. Leading zeros Sample Print String are spaces (20h) FR"L1"...
  • Page 51 Print String Description Custom Data String 1 (\x\w \u \m\r\l) <STX> Start of Text (02h) <p> Weight Polarity <STX><p><xxxx.xx><SP><uu><SP> Negative weight “-”, positive weight <MOT><CR><LF> space (20h) <xxxx.xx> Weight Data fixed field Sample Print String of 6 digits plus decimal. In overload ±--10.05-lb or underload “-------”.
  • Page 52 Print String Description Custom Data String 3(\xID:\i \w \u \m\r\l) <p> Weight Polarity Negative weight “-”, positive weight <STX><”ID:”><SP><p><xxxx.xx><SP><u space (20h) u><SP><MOT><CR><LF> <xxxx.xx> Weight Data fixed field of 6 digits plus decimal. In overload Sample Print String or underload “-------”. Leading zeros ID:00-±--10.05-lb are spaces (20h) <SP>...
  • Page 53 Negative weight printed as “-”, <"^"><p><xxxx.xx><ut><an><chk1-4> positive weight is printed as a <chk5-8><out1-4><out5-8><ETX> space (20h). <xxxx.xx> Weight Data fixed field Sample Print String of 6 digits plus decimal. In overload, ±--10.05000000 or underload “-------” is printed. Leading zeros are printed as Note: “-”...
  • Page 54: Custom Data String Configuration

    Custom Data String Configuration Command Length Description Accumulated weight, with weight format “x” (x = 1-5) Clears the Accumulator and Counter Battery Status. Low: “batt” OK: “BATT” Accumulation counter, 7 digits, leading spaces Accumulation counter, 7 digits, leading zeros \D1O Up to 40 Product description 1, up to 40 characters.
  • Page 55 Current weight, with weight format “x” (x = 1-5) Start of text character. ASCII 0x02 Current weight polarity. “-“ or a space Current weight polarity. “-“ or “0” ZERO command “x” Weight Formats 8 total characters. Polarity, 6 digits + decimal with leading spaces. 8 total characters.
  • Page 56: Remote Commands

    Remote Commands All serial commands require a carriage return (0x0D) as a terminator. Commands, unless noted, can be entered on any communication option or serial port. If you are not getting a response on any port, check to see if it is turned on in the parameter menu.
  • Page 57 Fiber Optic port 1 is echoed to Fiber Optic port 2 Fiber Optic port 2 input is echoed to Fiber Optic port 2 Scale displays raw counts Clears commands x1-x7 For a complete protocol, please request this document from Doran Technical Support at tech@doranscales.com.
  • Page 58: Installation Instructions

    Installation Instructions Removing the Rear Panel Place the indicator on a flat work surface with the front facing down. Using a 5/16 inch socket, remove all cover screws and flat metallic washers. Save screws and washers for later installation. The rear panel is now loose can be lifted from the main enclosure. Rear panel installation: Place the rear cover on the main enclosure.
  • Page 59: Internal Power Connections

    Internal Power Connections External Power Connections (J6) DC Input Color Brown Blue Load Cell Connections Load Cell (TB1) Pin # Function Wire Color + Load Cell Signal - Load Cell Signal White + Load Cell Excitation Green - Load Cell Excitation Black + Sense Signal Blue...
  • Page 60: Scale Installation

    When installing load cell wire connections, be sure to check the JU7 and JU8 jumper configuration. Remove JU7 and JU8 for a six-wire load cell or be sure JU7 and JU8 are in place for a four-wire load cell. Load cells must be certified for appropriate hazardous area and entity parameters.
  • Page 61: Electrical Ratings

    WARNING The display and key board area are considered to constitute an electrostatic discharge hazard. Clean only with a damp cloth. The scale should be securely mounted using the supplied mounting bracket to a table, wall or under a cabinet to prevent the scale indicator from being accidentally dropped or damaged.
  • Page 62: Installation With The 8Bis Battery

    The Model 8CHG battery charger must be located in the Safe area and is NOT approved for hazardous areas WARNING There are no field serviceable parts in the 8BIS battery pack or 8CHG Charger. The power supply must be returned to Doran Scales, Inc. for service if a failure occurs.
  • Page 63: Battery Pack Operation

    8200IS rear panel. If any damage occurs to the connector or power cable, discontinue use immediately and contact Doran’s Technical Support Department. When the 8200IS indicates low battery, the indicator will cease to function in approximately thirty minutes.
  • Page 64: Installation With The 8Ais Ac Power Supply

    See Interconnect Extension Cable below for more information. The power supply must be returned to Doran Scales, Inc. for service if a failure occurs.
  • Page 65: Ac Power Supply Installation In Safe Areas

    the hazardous area, it must be properly sealed in accordance with The National Electrical Code. Additional seals may be required at the junction box. The electronics located in the barrier circuit of Model 8AIS forms an intrinsically safe system when one Indicator/Remote Display Models 8100IS/8200IS is connected to its intrinsically safe output cable as shown in the Control Drawing, and the Indicator/Remote Display Models 8100IS/8200IS are suitable for use in hazardous areas as shown on this Control Drawing No.
  • Page 66: Extension Cable

    Extension Cable The optional extension cable is used to extend the length of the power supply cable in situations that require a longer run of cable between the 8AIS AC/DC Power Supply and Intrinsically Safe Indicator. The maximum length is 7 meters. Extension cable part numbers: WCB0234 –...
  • Page 67: Hazardous Area Fiber Optic Communications

    If you have purchased Doran’s Fiber Optic Option and wish to communicate with a PC or printer in the safe area, you must also purchase Doran’s 8FB fiber optic to RS-232 option. Third party conversion boxes will not operate with Doran’s fiber optic option.
  • Page 68: 8Fb Safe Area Fiber Optic Option

    8FB Safe Area Fiber Optic Option The Doran 8FB fiber optic to RS232 option, is a dual channel converter for use in the safe area only. The 8FB option converts the fiber optic communication into a RS232 signal to interface with a computer or printer. A serial cable with a female DB9 connector and a Class II power supply is provided with the 8FB option.
  • Page 69: Remote Display Option

    EARTH GROUND SELECTED INTRINSICALLY SAFE EQUIPMENT/LOADCELLS (FOR USE WITH THESE SHIELD INTRINSICALLY SAFE DORAN OUTPUTS) MUST BE THIRD PARTY LISTED AS INTRINSICALLY JU7 AND JU8 JUMPERS. SAFE FOR THE APPLICATION (UNLESS DEEMED SIMPLE APPARATUS PER NOTE 1), AND HAVE INTRINSICALLY SAFE ENTITY PARAMETERS CONFORMING WITH TABLE 1 BELOW CONNECTABLE CROSS SECTION OF WIRING TO TB1: 0.2mm²...
  • Page 70 ATMOSPHERES ARE PRESENT. MAXIMUM NON-HAZARDOUS LOCATION VOLTAGE (Um) MUST NOT EXCEED 120V AND MUST BE AC ONLY. ALL GROUNDING CONNECTIONS MUST BE LESS THAN 1 OHM RESISTANCE TO EARTH GROUND. DORAN SCALES, INC. ® OPERATING AMBIENT TEMPERATURE RANGE: -10°C TO +40°C www.doranscales.com...
  • Page 71 F - FIBER OPTIC ONLY NOTE 2(a) P - I.S. POWER INPUT ONLY RS - REMOTE SWITCH OUTPUT ONLY (SS) - STAINLESS STEEL PLUG ® DORAN SCALES, INC. www.doranscales.com CAUTION: SEE MAN0289 FOR HARDWARE WARNING SYSTEM CONTROL DRAWING TORQUE RATINGS. DO NOT DAMAGE...
  • Page 72 10. FOR INSTALLATIONS IN WHICH BOTH THE Ci AND Li OF THE INTRINSICALLY SAFE APPARATUS/SWITCHES 2 - SW1 EXCEEDS 1% OF THE Ca (OR Co) AND La (OR Lo) PARAMETERS OF THESE INTRINSICALLY SAFE DORAN OUTPUTS (EXCLUDING THE CABLE), THEN 50% OF Ca (OR Co) AND La (OR Lo) PARAMETERS ARE...
  • Page 73 3 WIRES, 18 AWG OF THE Ca (OR Co) AND La (OR Lo) PARAMETERS OF THESE INTRINSICALLY SAFE DORAN OUTPUTS (EXCLUDING THE CABLE), THEN 50% OF Ca (OR Co) AND La (OR Lo) PARAMETERS ARE APPLICABLE AND SHALL NOT BE EXCEEDED. THE...
  • Page 74 Remote Display Option A second indicator can be connected through a fiber optic cable to the primary indicator. Each indicator must be connected to their own power source, either an 8AIS Power Supply or 8BIS Battery Pack. The communication is through the connector at TX/RX Channel 1 only.
  • Page 75: Troubleshooting

    Troubleshooting If any problem persists, contact Doran Tech Support at tech@doranscales.com Problem What to Do or Check Examine the weighing platform for any interferences. Be Weight reading will not sure that nothing is inside the platform, under the load cell...
  • Page 76: Scale Messages

    Scale Messages Message Meaning ZERO pressed and held past needed period REL PB Password enabled PASS ON Invalid value entry or screen timeout ABORT 0 Tare value has been entered / Tare has been cleared CLRTAR Calibration error: motion detected ER MOT The scale reading an overload condition OUR LD...
  • Page 77: Default To Factory Settings

    Default to Factory Settings To return the setup parameters to factory default, follow these steps. 1. Enter Calibration Front Panel Access 1. Press and hold ZERO and UNITS simultaneously until the audit counters are displayed. is displayed ENT CD 3. Press ZERO 5 times, so that 5 is displayed, 4.
  • Page 78 Doran Scales, Inc. 883 Enterprise Court St. Charles, IL 60174 www.doranscales.com...

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