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Unipulse FC400-DAC Operation Manual
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Unipulse FC400-DAC Operation Manual

Unipulse FC400-DAC Operation Manual

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FC400-DAC
OPERATION MANUAL
17AUG2021REV.118

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Summary of Contents for Unipulse FC400-DAC

  • Page 1 FC400-DAC OPERATION MANUAL 17AUG2021REV.118...

  • Page 2: Basic Operation Procedures

    Operation overview for FC400 Basic operation procedures Please read "Setting/operation" on page 6. Calibration Please read "Calibration procedures" on page 7 7 7 7 . Weighing to fit the purpose Please read "Settings related to final discharge control" on page 16...

  • Page 3: Table Of Contents

    Contents 8 RS-485 interface 1 Before getting started 8-1.Communication specifications 1-1. Product supporting RoHS2 Directive 8-2.RS-485 connection 1-2. Package contents 8-3.Settings related to RS-485 1-3. Connection with other devices 8-4.UNI-format 1-4. Attaching/detaching the DIN rail 8-5.UNI-format message formats 1-5. Front panel/terminal block 8-6.Modbus-RTU 1-6.

  • Page 4: Before Getting Started

    1 Before getting started Be sure to read for safety. Make sure that installation, maintenance, and inspection of the FC400 are performed by personnel with electrical knowledge. In this manual, precautions for safe use of the FC400 are described separately as and in the following text. The precautions described in this text are important content regarding safety.

  • Page 5: Product Supporting Rohs2 Directive

    1-1. Product supporting RoHS2 Directive The parts and accessories used in this device (including the operation manual, package box and so on) correspond to the RoHS2 Directive which regulates the use of toxic substances that may have adverse effects on the environment as well as the human body. 1-2.

  • Page 6: Front Panel/Terminal Block

    1-5. Front panel/terminal block Name Description (1) Main indicator (3) Terminal block Displays weight values (gross 1) Weight value display (upper) weight/net weight) Displays over scale/other errors (1) Main indicator 2) Over scale/error display (6) USB connector 3) Setting value display Displays various setting values Switches to the setting mode One-touch tare subtraction/setting...

  • Page 7: Connection To The Terminal Blocks

    1-6. Connection to the terminal blocks Peel off 6 to 7 mm of coating of the electric wire to be connected, and twist the tip enough so it does not spread. Loosen the screw with a screwdriver and open the hole. Turn to the left A flathead screwdriver with a shaft diameter of 2.0mm is (Loosen)

  • Page 8: Sensor Cable

    ■ Load cell parallel connection Hopper scale and truck scale configuration is possible for parallel connection of multiple load cells when using an industrial weighing device. The connection procedure is outlined in the diagram below. Simple parallel connection is possible using an optional B410 (junction box for four-point multi load cells).

  • Page 9: Settings/Operations

    2 Settings/operations Refer to the following and change the setting items for the required setting modes. (Refer to the "List of Setting Items" at the end of this document for setting mode configurations.) : Moves to setting mode FNC key Weighing mode : Tare subtraction execution TARE key...

  • Page 10: Calibration Procedures

    3 Calibration procedures 3-1. Calibration "Calibration" means matching the FC400 with the load cells. There are two methods of calibration, the "actual load calibration" and "equivalent input calibration". <Actual load calibration> ... A method of calibration involving applying actual weight or pressure to the sensor <...

  • Page 11: Settings/Operations Related To Calibration

    3-3. Settings/operations related to calibration ■Setting value LOCK LOCKs can be enabled to prevent calibration and [Setting value LOCK] (Setting item 3-1) setting values from being changed due to operational errors. 0: Lock1 OFF, Lock2 OFF 1: Lock1 ON, Lock2 OFF 2: Lock1 OFF, Lock2 ON 3: Lock1 ON, Lock2 ON ■Decimal place...

  • Page 12: Zero Calibration

    ■Excitation voltage selection [Excitation voltage selection](Setting item 6-7) Set the voltage value applied to strain gauge type (0︓5V、1 :2.5V) sensor. * Please check the specifications of the strain gauge type sensor that you would like to use before changing the settings. ■Zero calibration Register the default zero point.

  • Page 13: Linearization Calibration

    3-4. Linearization calibration When zero calibration and span calibration are performed and linearity cannot be achieved, improvements can be made by performing linearization calibration (three points maximum). * Linearization calibration may not always be necessary. Setting value Standard linear Span point (FS) Balance weight value (D4) (DW3) Linearization calibration value 3 (D3)

  • Page 14: Settings/Operations Related To Linearization Calibration

    3-6. Settings/operations related to linearization calibration ■Linearization calibration ON/OFF Set the ON/OFF for linearization calibration. Set [Linearization calibration ON/OFF] to ON when performing linearization calibration 1 (Setting item 6-5) to 3. (Calibration not possible when OFF.) 0: OFF 1: ON ■Linearization calibration 1 ■Linearization calibration 2 ■Linearization calibration 3...

  • Page 15: Settings/Operations Related To The Fluctuation And Stability Of Values

    4 Settings/operations related to the fluctuation and stability of values Here, the functions that have been built in for ease of use when actually weighing etc. after completing calibration are described. Select the most appropriate value in accordance with the type of weighing and the setting environment. ■Display update rate Set the rate at which the indicated value is [Display update rate]...

  • Page 16: Motion Detection Mode

    ■Motion detection Set the parameters to detect indicated value [Motion detection] (Setting item 3-3) stability. If the weight value change range is lower than the set range and this condition continues longer than the set time, weight value Change range (00 to 99) is considered to be stable and the stable signal turns ON.
  • Page 17 ■Digital zero (Designated key) The gross weight (GROSS) is forcibly reset to zero when the ZERO key is pressed and digital zero is executed. ZERO key * If digital zero is executed with a gross weight exceeding the DZ regulation value, the DZ regulation value will be subtracted from the gross weight, and "ZE-AL"...
  • Page 18 ■Preset tare subtraction Preset tare subtraction is a function that [Preset tare subtraction] (Setting item 1-9) subtracts a given setting value from the net weight. 0: OFF 1: ON ■Preset tare subtraction limit [Preset tare subtraction limit] Limit the setting operations for preset tare (Setting item 3-6) subtraction and preset tare weight when 0: Setting enabled during...

  • Page 19: Settings Related To Final Discharge Control

    5 Settings related to final discharge control 5-1. Final discharge control 최종 배출 제어는 호퍼와 같은 탱크에서 각 최종에 대한 원료의 배출을 제어하는 절차입니다. 최종/설정점 2/설정점 1/보상, 과다/미달/진행의 판정 설정, 비교 금지, 판정 등과 같은 타이머 설정을 적절히 조합하여 하나의 최종을 정확하게 배출할 수 있습니다. 계량...

  • Page 20: Setting Procedures

    5-2. Setting procedures Select the weighing procedure/control mode. Weighing procedure/control procedure Set the weight values for [Set point 1], [Final] etc. Control weight value setting Set the comparison target and judgment conditions. Comparison/judgment settings Set to correct for fluctuation of compensation. Auto free fall compensation Set the settings if sequence control is selected for the Sequence control settings...

  • Page 21: Settings Related To Comparison/Judgment

    5-5. Settings related to comparison/judgment Functions and settings to make final discharge control more convenient. ■Near zero [Near zero] (Setting item 0-3) ■Near zero comparison mode This function detects when the weight value is a (Input range: 00000 to 99999) value near zero.
  • Page 22 ■Comparison inhibit time 1/comparison inhibit time 2 ■Judging time Comparison/judgment can be inhibited for a [過量] [Comparison inhibit time 1] (Setting item 1-1) (設定項目 0-7) certain period of time to prevent inappropriate [不⾜] [Comparison inhibit time 2] (Setting item 1-2) (設定項目...

  • Page 23: Settings Related To Auto Free Fall Compensation

    5-6. Settings related to auto free fall compensation This function automatically corrects the fluctuation of compensation, which is a major factor in weighing errors. It samples the deviation from the final each time weighing is complete, and automatically adjusts the compensation setting value. * Set "number of times for judging"...
  • Page 24 ■Number of times for AZ This function is used to select whether to set the [Number of times for AZ] (Setting item 2-2) weighing value to zero when starting weighing. (Input range: 00 to 99) Digital zero is performed if the weighing value is the gross weight, and tare subtraction is performed if the value is the net weight.

  • Page 25: Timing Chart For Final Discharge Control

    5-8. Timing chart for final discharge control Simple comparison control Start of feeding No.1 Set point 1 ON Operation of comparison inhibit timer No.2 Set point 2 ON No.3 Operation of comparison inhibit timer No.4 Set point 3 ON No.5 Operation of judging timer No.6 Complete signal is output...

  • Page 26: Sequence Control

    Sequence control Waiting for start signal input No.1 Execution of tare subtraction No.2 Start signal ON input No.3 Set points 1, 2, 3 ON Start of feeding No.4 Set point 1 OFF Operation of comparison inhibit timer No.5 Set point 2 OFF No.6 Operation of comparison inhibit timer No.7...

  • Page 27: External I/O Signals

    6 External I/O signals 6-1. Terminal block pin assignment Terminal number 1 Terminal block for external I/O signals Terminal Terminal Description number name Connects with the DC24V power Power I/O POWER supply for I/O. supply for A common terminal for I/O signals. Input Terminals for input signals.

  • Page 28: Selection Of External I/O Signal Functions

    6-3. Selection of external I/O signal functions Functions can be selected for each I/O terminal. ■Input selection 1, 2, 3 ■Output selection 1, 2, 3 [Input selection 1, 2, 3] (Setting item 4-4) [Output selection 1, 2, 3] (Setting item 4-5) Input selection 1 (Sets IN1) Output selection...
  • Page 29 HOLD/Judgment Level input Functions as "judging" when "compare when external judging input is ON" is selected for either over/under comparison mode or upper/lower limit comparison mode, and as "HOLD" otherwise. ＜HOLD＞ Hold (maintain) weight value and comparison while ON when in simple comparison mode. (This input is disabled when in sequence mode.) <Judgment>...

  • Page 30: Other Settings

    Upper limit Select whether to compare regularly or compare when judging input is ON for upper/lower limit Lower limit comparison mode. Conditional equation: Lower limit output turns ON when weight value < lower limit setting value. Upper limit output turns ON when weight value > upper limit setting value. (Selected in accordance with the upper/lower limit comparison weight.) Set point 1 ●...

  • Page 31: A Converter Interface

    7. D/A Converter Interface D/A converter is an interface to output the weight value as an electrical signal. The converter can output a voltage and current proportional to the weight value. 7-1. Names of components D/A output connector Terminal Terminal (Accessory) Description number...

  • Page 32: D/A Output Fine Adjustment

    7-3. D/A output fine adjustment [Voltage zero scale adjustment] ■Voltage zero scale adjustment [Voltage full scale adjustment] ■Voltage full scale adjustment (Input range: -5461 to 5461) ■Current zero scale adjustment ■Current full scale adjustment [Current zero scale adjustment] Fine adjustments can be made to the current [Current full scale adjustment] and voltage zero scale output (0V/4mV) and (Input range: -4194 to 4194)

  • Page 33: 8 Rs-485 Interface

    8 RS-485 Interface RS-485 is an interface to read the indicated values and status of the FC400 and read and write setting values. This interface is convenient for processing such as controls, totals, and records by connecting the FC400 to a PLC, programmable display unit and so forth. 8-1.

  • Page 34: 8-3.Settings Related To

    8-3. Settings related to RS-485 ■RS-485 I/F settings These settings are for RS-485 [RS-485 I/F settings] (Setting item 7-2) communication. Use the same settings as the connecting device. - Baud rate selection - Delimiter (for UNI-Format) (bps) 0: CR 0: 9600 1: CR+LF 1: 19200 2: 38400...

  • Page 35: 8-4.Uni-Format

    8-4. UNI-Format There are the following three communication modes for the UNI-Format. ● UNI-Format command … Responds or operates in accordance with the command from the master device. The commands can be broadly divided into the following four types. - Reading commands Read indicated values and status - Setting value reading/writing commands Read/write setting values...
  • Page 36 - Reading status 3 RF ID No. F (1) (2) (3) 0 Delimiter ID No. (1) Near zero, (2) Lower limit, (3) Upper limit 0: OFF 1: ON - Reading status 4 RG ID No. G (1) (2) (3) 0 (4) (5) (6) (7) (8) Delimiter ID No.

  • Page 37: Calibration Commands

    Calibration commands - Zero calibration/span calibration - Equivalent zero calibration/equivalent span calibration C (1) N (1) (2) ID No. Delimiter Calibrating (1) Calibration mode (2) Calibration error A: Zero calibration 2, 3, 5 to 9, (0 :no error) B: Span calibration (0 :no error) U: Equivalent input zero calibration V: Equivalent input span calibration...

  • Page 38: 8-6.Modbus-Rtu

    8-6. Modbus-RTU Introduction into a system with the same Modbus-RTU configuration can be easily performed by selecting Modbus-RTU for the communication mode. (Refer to the specifications for the Modbus protocol, which are open to the public.) The FC400 operates as a slave to enable the following operations from the master side. Code Function name Command...

  • Page 39: 8-7.Modbus-Rtu Address Map

    8-7. Modbus-RTU address map LOCK Data type Address Data name Data format 00001 GROSS 00002 00003 One-touch tare subtraction 00004 One-touch tare subtraction reset 00005 Digital zero 00006 Digital zero reset 00007 Hold ON 00008 Hold OFF 00009 Start ON 00010 Stop ON 00011...
  • Page 40 LOCK Data type Address Data name Data format 10001 Upper limit 10002 Lower limit 10003 Over 10004 10005 Under 10006 Set point 1 10007 Set point 2 10008 Set point 3 10009 Near zero 10010 Complete 10011 Stable Discrete 10012 Hold input 10013...
  • Page 41 LOCK Data type Address Data name Data format ◎ 40001 Set point 1 (HI) ◎ 40002 Set point 1 (LO) ◎ 40003 Set point 2 (HI) ◎ 40004 Set point 2 (LO) ◎ 40005 Final (HI) ◎ 40006 Final (LO) ◎...
  • Page 42 LOCK Data type Address Data name Data format ◎ ◎ 40043 Voltage zero scale weight value(HI) ◎ ◎ 40044 Voltage zero scale weight value(LO) ◎ ◎ 40045 Voltage full scale weight value(HI) Holding ◎ ◎ 40046 Voltage full scale weight value(LO) register ◎...
  • Page 43 *1: Status 1 B15: Undefined, B14: OFL3, B13: OFL1, B12: Undefined B11: -LOAD, B10: +LOAD, B9: Zero error, B8: Calibrating B7 to B4: Calibration error No. , B3 to B0: Seq. error No. *2: Status 2 B15 to B10: Undefined, B9: Complete, B8: Near zero B7: Set point 3, B6: Set point 2, B5: Set point 1, B4: Under B3: Go, B2: Over, B1: Lower limit, B0: Upper limit *3: Status 3...

  • Page 44: 9 Usb Interface

    9 USB interface The USB interface is used to read the indicated values of the FC400 and to write setting values into the FC400. Reading/writing setting values, recording, and graph display are possible using a dedicated PC application for the FC400. 9-1.

  • Page 45: Specifying The Com Port

    Download and install the application from the UNIPULSE website. To download the application, user registration (free) is required. PC application startup Double-click the FC400 shortcut on the desktop or click "UNIPULSE" → "FC400" → FC400 from the start menu. Specifying the COM port...

  • Page 46: Other Functions

    10 Other functions ■Operation when a zero error occurs Select the weight display operation for when [Operation when a zero error occurs] digital zero is performed in a state where the DZ (Setting item 3-6) regulation value has been exceeded. 0: Execution (gross weight –...
  • Page 47 ■Setting value restoration [password] (Setting item 9-9) The current setting parameters including calibration value can be saved. In case the setting parameters are accidentally changed, you can load the saved setting parameters by just inputting the password. Save setting parameters : 5059 Restore setting parameters : 6059 * Do not perform the Restoration if the setting parameters are not saved on FC400.

  • Page 48: Troubleshooting

    11 Troubleshooting 11-1. Over scale display Display Error name Error content/countermeasures Signals that exceed the FC400 signal input range are input. Confirm that the load cell output does not exceed the A/D converter input span calibration range and that the cable connecting the over FC400 to the load cell is not disconnected.

  • Page 49: 11-3.Calibration Error Display

    This is displayed when near zero signal is OFF when weighing starts (only when "setting mode 2-4: At start NZ confirmation" is enabled). First, check the near zero setting value and near zero Seq. error 4 comparison target. Then, confirm that a situation such as "the device was started before discharge was complete", "the start signal was turned ON too early"...

  • Page 50: 11-4.Linearization Calibration Error Display

    11-4. Linearization calibration error display Display Error name Error content/countermeasures D3≧D4 or W3≧W4 when linearization calibration 3 is Linearization error 1 executed. D3≦D2, D1 or D3=0, or W3≦W2, W1, W0 when Linearization error 2 linearization calibration 3 is executed. D2≧D3, D4 or W2≧W3, W4 when linearization Linearization error 3 calibration 2 is executed.

  • Page 51: List Of Setting Values

    12 List of setting values Setting mode 0 LOCK Setting Initial Name Setting range Page item value ◎ Upper limit 000.00 00000 to 99999 ◎ Lower limit 000.00 00000 to 99999 ◎ Near zero 000.00 00000 to 99999 ◎ Set point 1 000.00 00000 to 99999 ◎...
  • Page 52 Weighing function 3 0011 Preset tare subtraction Average count of auto free fall 1 to 9 compensation Auto free fall compensation ◎ ON (Changing compensation via a network is disabled) Auto free fall compensation coefficient Setting mode 2 LOCK Setting Initial Name Setting range...
  • Page 53 Setting mode 3 LOCK Setting Initial Name Setting range Page item value Key invalid/LOCK 1110 Setting value LOCK Lock1 OFF, Lock2 OFF Lock1 ON, Lock2 OFF Lock1 OFF, Lock2 ON Lock1 ON, Lock2 ON GROSS/NET key Invalid Valid ZERO key Invalid Valid TARE key...
  • Page 54 Setting mode 4 LOCK Setting Initial Name Setting range Page item value ◎ Digital low-pass filter 002.0 0.1 to 300.0 ◎ Moving average filter 1:OFF、2 to 512 ◎ Auto adjustment filter Input selection Input selection 1 GROSS/NET display switch Input selection 2 Digital zero ON Input selection 3 Tare subtraction ON...
  • Page 55 Setting mode 5 LOCK Setting Initial Name Setting range Page item value ◎ ◎ Balance weight value 100.00 00000 to 99999 ◎ ◎ Min. scale division 0.01 01 to 50 ◎ DZ regulation value 02.00 0000 to 9999 Display selection 0204 Display update rate Once/sec...
  • Page 56 Setting mode 7 LOCK Setting Initial Name Setting range Page item value RS-485 communication mode Transmission data selection Gross weight (for auto, continuous) Net weight Gross weight & net weight ◎ Communication mode selection Command Auto Continuous Modbus-RTU RS-485 I/F settings 21000 Delimiter (for UNI-Format) CR+LF...
  • Page 57 Setting mode 9 LOCK Setting Initial Name Setting range Page item value ◎ ◎ Zero calibration ◎ ◎ Span calibration 100.00 00001 to 99999 ◎ ◎ Equivalent input zero calibration 0.0000 -0.5000 to 2.0000 ◎ ◎ Equivalent input span calibration 2.0000 0.0100 to 3.0000 Input conversion value display...

  • Page 58: Specifications

    13 Specifications 13-1. Analog section Load cell power supply DC5V or 2.5V±5% Output current: 90 mA or 45mA, ratiometric type (Up to six 350Ω series load cells can be connected in parallel) Signal input range -2.5 to 5.1 mV/V Zero adjustment range Automatically adjusted by digital computation -0.5 to 2.0 mV/V Span adjustment range...

  • Page 59: 13-4.External Signal Input/Output

    13-4. External signal input/output Compatible plug 20020000-C101B01LF (10 pin), 20020000-C131B01LF (13 pin) (manufactured by FCI) Input signal (3 points) Each control input can be selected through settings Contact (relays, switches etc.) or non-contact (transistors, photo-couplers etc.) Considered ON when short-circuited with COM terminal * Prepare a DC24V external power supply Output signal (5 points) Each control output can be selected through settings...

  • Page 60: 13-6.General Performance

    13-6. General performance Power supply voltage DC24V (±15%) Power consumption Operating conditions Temperatures temperature range -10 to 50 ℃ Storage temperature range -20 to 85 ℃ Humidity 85%RH or below (no condensation) External dimensions 34 (W) × 88 (H) × 91 (D) (* not including protruding sections) Weight Approx.

  • Page 61: 13-8.Block Diagram

    13-8. Block diagram NOVRAM 8 kbyte F-RAM 8 kbyte Excitation Power Supply 5V/2.5V OUT1〜5 13-9. Compliance with EC directives *The FC400 is CE-comliant. With using it, observe the follwing: The FC400 weighing indicator is compliant with EC Directives(based on Council of the European Union) and CE-marked.